refactor: cleaned code

Reviewed-on: #1

build.gradle.kts

@@ -2,4 +2,5 @@
 plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.compose) apply false
+    alias(libs.plugins.kotlin.serialization) apply false
 }

gradle/libs.versions.toml

@@ -58,4 +58,5 @@ compose-colorpicker = { module = "com.github.skydoves:colorpicker-compose", vers
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
+kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
 

mobile/build.gradle.kts

@@ -1,6 +1,17 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.kotlin.serialization)
+}
+
+fun generateVersionCode(): Int {
+    return try {
+        val process = ProcessBuilder("git", "rev-list", "--count", "HEAD").start()
+
+        "${process.inputStream.bufferedReader().readText().trim()}0".toInt() // 0 at end for mobile
+    } catch (e: Exception) {
+        1
+    }
 }
 
 android {
@@ -11,15 +22,18 @@ android {
         applicationId = "ru.omni_devel.cards"
         minSdk = 30
         targetSdk = 36
-        versionCode = 40 // 0 at end for mobile
-        versionName = "2.1"
+        versionCode = generateVersionCode()
+        versionName = "4.3.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
     buildTypes {
+        debug {
+            applicationIdSuffix = ".debug"
+        }
         release {
-            isMinifyEnabled = false
+            isMinifyEnabled = true
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
@@ -33,6 +47,7 @@ android {
     buildFeatures {
         compose = true
         viewBinding = true
+        buildConfig = true
     }
 }
 
@@ -63,4 +78,8 @@ dependencies {
     implementation("com.google.android.gms:play-services-wearable:18.1.0")
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.9.0")
     implementation(libs.compose.colorpicker)
+    implementation("io.ktor:ktor-client-core:3.5.0")
+    implementation("io.ktor:ktor-client-cio:3.5.0")
+    implementation("androidx.compose.material:material-icons-extended")
+    implementation("sh.calvin.reorderable:reorderable:2.4.3")
 }

mobile/src/main/AndroidManifest.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
@@ -9,24 +12,45 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.OmniCards">
         <activity
-            android:name=".EditCardActivity"
+            android:name="com.journeyapps.barcodescanner.CaptureActivity"
+            android:screenOrientation="portrait"
+            android:stateNotNeeded="true"
+            android:theme="@style/zxing_CaptureTheme"
+            android:windowSoftInputMode="stateAlwaysHidden"
+            tools:replace="android:screenOrientation" />
+
+        <activity
+            android:name=".SelectIconActivity"
             android:exported="false"
-            android:label="@string/title_activity_edit_card"
+            android:label="@string/title_activity_select_icon"
             android:theme="@style/Theme.OmniCards" />
         <activity
-            android:name=".AddCardActivity"
+            android:name=".FillTemplateActivity"
+            android:exported="false"
+            android:theme="@style/Theme.OmniCards" />
+        <activity
+            android:name=".SelectTemplateActivity"
+            android:exported="false"
+            android:theme="@style/Theme.OmniCards" />
+        <activity
+            android:name=".ChooseColorActivity"
+            android:exported="false"
+            android:theme="@style/Theme.OmniCards" />
+        <activity
+            android:name=".BackupActivity"
+            android:exported="false"
+            android:theme="@style/Theme.OmniCards" />
+        <activity
+            android:name=".EditCardActivity"
             android:exported="false"
-            android:label="@string/title_activity_add_card"
             android:theme="@style/Theme.OmniCards" />
         <activity
             android:name=".ShowCardActivity"
             android:exported="false"
-            android:label="@string/title_activity_show_card"
             android:theme="@style/Theme.OmniCards" />
         <activity
             android:name=".MainActivity"
             android:exported="true"
-            android:label="@string/app_name"
             android:theme="@style/Theme.OmniCards">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

mobile/src/main/java/ru/omni_devel/cards/BackupActivity.kt

@@ -0,0 +1,158 @@
+package ru.omni_devel.cards
+
+import android.net.Uri
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivity
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Save
+import androidx.compose.material.icons.outlined.Restore
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import kotlinx.serialization.json.Json
+import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.res.stringResource
+
+class BackupActivity : ComponentActivity() {
+    private lateinit var db: DbHelper
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        db = DbHelper(this, null)
+
+        setContent {
+            OmniCardsTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    BackupPage(innerPadding = innerPadding, getDbFun = {
+                        return@BackupPage db
+                    })
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun BackupPage(innerPadding: PaddingValues, getDbFun: () -> DbHelper) {
+    val context = LocalContext.current
+    val activityContext = LocalActivity.current
+
+    val showImportDialog = rememberSaveable { mutableStateOf(false) }
+    var pendingUri by rememberSaveable { mutableStateOf<Uri?>(null) }
+
+    val createBackupLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.CreateDocument("application/json")
+    ) { uri ->
+        uri?.let {
+            try {
+                val jsonData = Json.encodeToString(getDbFun().getCards())
+
+                context.contentResolver.openOutputStream(it)?.use { outputStream ->
+                    outputStream.write(jsonData.toByteArray())
+
+                    Toast.makeText(context, context.getString(R.string.backup_successfully_saved), Toast.LENGTH_SHORT).show()
+
+                    activityContext!!.finish()
+                }
+            } catch (e: Exception) {
+                Toast.makeText(context, context.getString(R.string.failed_to_save_backup, e), Toast.LENGTH_LONG).show()
+            }
+        }
+    }
+
+    val restoreFromBackupLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.GetContent()
+    ) { uri ->
+        uri?.let {
+            pendingUri = it
+            showImportDialog.value = true
+        }
+    }
+
+    if (showImportDialog.value) {
+        AlertDialog(
+            title = { Text(stringResource(R.string.ask_do_restore)) },
+            text = { Text(stringResource(R.string.restore_caution)) },
+            confirmButton = {
+                TextButton(
+                    onClick = {
+                        showImportDialog.value = false
+
+                        pendingUri?.let { uri ->
+                            try {
+                                context.contentResolver.openInputStream(uri)?.use { stream ->
+                                    val json = stream.bufferedReader().use { it.readText() }
+
+                                    val cards = Json.decodeFromString<List<CardInfo>>(json)
+
+                                    val db = getDbFun()
+
+                                    db.clearDatabase()
+                                    db.addCards(cards)
+
+                                    Toast.makeText(context, context.getString(R.string.backup_successfully_restored), Toast.LENGTH_SHORT).show()
+
+                                    activityContext!!.finish()
+                                }
+                            } catch (e: Exception) {
+                                Toast.makeText(context, context.getString(R.string.failed_to_restore_backup, e), Toast.LENGTH_LONG).show()
+                            }
+                        }
+                    }
+                ) {
+                    Text(stringResource(R.string.yes))
+                }
+            },
+            dismissButton = {
+                TextButton(
+                    onClick = {
+                        showImportDialog.value = false
+                    }
+                ) {
+                    Text(stringResource(R.string.no))
+                }
+            },
+            onDismissRequest = { showImportDialog.value = false },
+        )
+    }
+
+    Page(stringResource(R.string.backup), innerPadding) {
+        AdaptiveButton(
+            modifier = Modifier.fillMaxWidth(),
+            icon = Icons.Outlined.Save,
+            onClick = {
+                createBackupLauncher.launch("omnicards-backup.json")
+            }
+        ) {
+            Text(stringResource(R.string.do_backup))
+        }
+        AdaptiveButton(
+            modifier = Modifier.fillMaxWidth(),
+            icon = Icons.Outlined.Restore,
+            onClick = {
+                restoreFromBackupLauncher.launch("application/json")
+            }
+        ) {
+            Text(stringResource(R.string.do_restore))
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/CardIcon.kt

@@ -0,0 +1,28 @@
+package ru.omni_devel.cards
+
+import kotlinx.serialization.Serializable
+import org.json.JSONArray
+
+@Serializable
+class CardIcon(
+    val names: LinkedHashMap<String, String>,
+    val iconId: String? = null
+) {
+    companion object {
+        fun parseIconsDataFromJson(json: String): List<CardIcon> {
+            val array = JSONArray(json)
+            val icons = mutableListOf<CardIcon>()
+
+            for (i in 0 until array.length()) {
+                val obj = array.getJSONObject(i)
+
+                icons.add(CardIcon(
+                    names = jsonObjectToMap(obj.getJSONObject("names")),
+                    iconId = if (obj.has("iconId")) obj.getString("iconId") else null
+                ))
+            }
+
+            return icons
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/CardInfo.kt

@@ -15,4 +15,6 @@ class CardInfo (
     val codeType: BarcodeFormat,
     val codeValue: String,
     val color: String?,
+    val icon: String?,
+    val position: Int
 ) {}

mobile/src/main/java/ru/omni_devel/cards/ChooseColorActivity.kt

@@ -0,0 +1,118 @@
+package ru.omni_devel.cards
+
+import android.app.Activity
+import android.content.Intent
+import android.content.res.Configuration
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Button
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalConfiguration
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.core.graphics.toColorInt
+import com.github.skydoves.colorpicker.compose.ColorEnvelope
+import com.github.skydoves.colorpicker.compose.HsvColorPicker
+import com.github.skydoves.colorpicker.compose.rememberColorPickerController
+import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+
+class ChooseColorActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        val currentColor = intent.getStringExtra("currentColor")
+
+        setContent {
+            OmniCardsTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    EditColorPage(innerPadding, currentColor)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun EditColorPage(innerPadding: PaddingValues, currentColor: String?) {
+    val activityContext = LocalActivity.current
+    val configuration = LocalConfiguration.current
+
+    val screenHeight = configuration.screenHeightDp.dp
+    val isPortrait = configuration.orientation == Configuration.ORIENTATION_PORTRAIT
+
+    var color by rememberSaveable { mutableStateOf(currentColor) }
+
+    val colorPickerController = rememberColorPickerController()
+
+    Page(
+        stringResource(R.string.choosing_color),
+        innerPadding
+    ) {
+        Column(
+            modifier = Modifier.verticalScroll(rememberScrollState()),
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+            horizontalAlignment = Alignment.CenterHorizontally
+        ) {
+            var colorPickerModifier = Modifier
+                .padding(10.dp)
+
+            if (isPortrait) {
+                colorPickerModifier = colorPickerModifier
+                    .fillMaxWidth()
+                    .height(450.dp)
+            } else {
+                val size = screenHeight * 0.5f
+
+                colorPickerModifier = colorPickerModifier
+                    .height(size)
+                    .width(size)
+            }
+
+            HsvColorPicker(
+                modifier = colorPickerModifier,
+                initialColor = color?.let { Color(it.toColorInt()) },
+                controller = colorPickerController,
+                onColorChanged = { colorEnvelope: ColorEnvelope ->
+                    color = "#${colorEnvelope.hexCode.substring(2)}"
+                }
+            )
+
+            AdaptiveButton(
+                modifier = Modifier.fillMaxWidth(),
+                onClick = {
+                    val resultIntent = Intent()
+
+                    resultIntent.putExtra("color", color)
+
+                    activityContext!!.setResult(Activity.RESULT_OK, resultIntent)
+                    activityContext.finish()
+                }
+            ) {
+                Text(stringResource(R.string.do_save))
+            }
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/Config.kt

@@ -0,0 +1,18 @@
+package ru.omni_devel.cards
+
+const val REPO_BASE_URL = "https://gitea.omni-devel.ru/omni/OmniCardsRepo/raw/branch/main"
+
+val TEMPLATES_REPO_FILE = if (BuildConfig.DEBUG)
+    "templates.debug.json"
+else
+    "templates.json"
+
+const val ICONS_REPO_FILE = "icons.json"
+const val ICONS_REPO_FOLDER = "icons"
+
+val SEARCH_REPLACE_SYMBOLS = mapOf(
+    " " to "",
+    "-" to "",
+    "_" to "",
+    "ё" to "е"
+)

mobile/src/main/java/ru/omni_devel/cards/DbHelper.kt

@@ -2,13 +2,18 @@ package ru.omni_devel.cards
 
 import android.content.ContentValues
 import android.content.Context
+import android.database.Cursor
 import android.database.sqlite.SQLiteDatabase
 import android.database.sqlite.SQLiteOpenHelper
+import androidx.core.database.getStringOrNull
+import androidx.core.database.sqlite.transaction
 import com.google.zxing.BarcodeFormat
 
-class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?) : SQLiteOpenHelper(context, "omni_cards", factory, 2) {
+class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?) : SQLiteOpenHelper(context, "omni_cards", factory, 8) {
     override fun onCreate(db: SQLiteDatabase?) {
-        db!!.execSQL("CREATE TABLE IF NOT EXISTS cards (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, codeType TEXT, codeValue TEXT, color TEXT)")
+        db!!.execSQL(
+            "CREATE TABLE IF NOT EXISTS cards (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, codeType TEXT, codeValue TEXT, color TEXT, icon TEXT, position DEFAULT 0)"
+        )
     }
 
     override fun onUpgrade(
@@ -19,30 +24,79 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
         if (oldVersion < 2) {
             db!!.execSQL("ALTER TABLE cards ADD COLUMN color TEXT")
         }
+
+        if (oldVersion < 3) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN position INTEGER DEFAULT 0")
+            db.execSQL("ALTER TABLE cards ADD COLUMN iconPath TEXT")
+            db.execSQL("UPDATE cards SET position = id")
         }
 
-    fun addCard(name: String, codeValue: String, codeType: BarcodeFormat, color: String?) {
+        if (oldVersion < 4) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN monochrome INTEGER DEFAULT 0")
+        }
+
+        if (oldVersion < 5) {
+            db!!.execSQL("ALTER TABLE cards DROP COLUMN iconPath")
+            db.execSQL("ALTER TABLE cards DROP COLUMN monochrome")
+            db.execSQL("ALTER TABLE cards DROP COLUMN position")
+        }
+
+        if (oldVersion < 6) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN icon TEXT")
+        }
+
+        if (oldVersion < 7) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN position INTEGER DEFAULT 0")
+            db.execSQL("UPDATE cards SET position = id")
+        }
+    }
+
+    private fun readCard(cursor: Cursor): CardInfo {
+        return CardInfo(
+            id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
+            name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
+            codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
+            codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
+            color = cursor.getString(cursor.getColumnIndexOrThrow("color")),
+            icon = cursor.getStringOrNull(cursor.getColumnIndexOrThrow("icon")),
+            position = cursor.getInt(cursor.getColumnIndexOrThrow("position"))
+        )
+    }
+
+    private fun nextPosition(db: SQLiteDatabase): Int {
+        val cursor = db.rawQuery("SELECT COALESCE(MAX(position), -1) + 1 FROM cards", null)
+        cursor.moveToFirst()
+        val next = cursor.getInt(0)
+        cursor.close()
+
+        return next
+    }
+
+    fun addCard(name: String, codeValue: String, codeType: BarcodeFormat, color: String?, icon: String?) {
+        val db = this.writableDatabase
+
         val values = ContentValues()
 
         values.put("name", name)
         values.put("codeValue", codeValue)
         values.put("codeType", codeType.name)
         values.put("color", color)
-
-        val db = this.writableDatabase
+        values.put("icon", icon)
+        values.put("position", nextPosition(db))
 
         db.insert("cards", null, values)
 
         db.close()
     }
 
-    fun editCard(id: Int, name: String, codeValue: String, codeType: BarcodeFormat, color: String?) {
+    fun editCard(id: Int, name: String, codeValue: String, codeType: BarcodeFormat, color: String?, icon: String?) {
         val values = ContentValues()
 
         values.put("name", name)
         values.put("codeValue", codeValue)
         values.put("codeType", codeType.name)
         values.put("color", color)
+        values.put("icon", icon)
 
         val db = this.writableDatabase
 
@@ -54,17 +108,11 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
     fun getCards(): List<CardInfo> {
         val db = this.readableDatabase
 
-        val cursor = db.rawQuery("SELECT * FROM cards", null)
+        val cursor = db.rawQuery("SELECT * FROM cards ORDER BY position ASC", null)
         val cards = mutableListOf<CardInfo>()
 
         while (cursor.moveToNext()) {
-            cards.add(CardInfo(
-                id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
-                name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
-                codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
-                codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
-                color = cursor.getString(cursor.getColumnIndexOrThrow("color"))
-            ))
+            cards.add(readCard(cursor))
         }
 
         cursor.close()
@@ -85,13 +133,7 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
             return null
         }
 
-        val cardInfo = CardInfo(
-            id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
-            name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
-            codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
-            codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
-            color = cursor.getString(cursor.getColumnIndexOrThrow("color"))
-        )
+        val cardInfo = readCard(cursor)
 
         cursor.close()
         db.close()
@@ -106,4 +148,48 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
 
         db.close()
     }
+
+    fun clearDatabase() {
+        val db = this.writableDatabase
+
+        db.execSQL("DELETE FROM cards")
+    }
+
+    fun addCards(cards: List<CardInfo>) {
+        val db = this.writableDatabase
+
+        db.use { db ->
+            db.transaction {
+                for (card in cards) {
+                    val values = ContentValues()
+
+                    values.put("id", card.id)
+                    values.put("name", card.name)
+                    values.put("codeValue", card.codeValue)
+                    values.put("codeType", card.codeType.name)
+                    values.put("color", card.color)
+                    values.put("icon", card.icon)
+                    values.put("position", nextPosition(db))
+
+                    db.insert("cards", null, values)
+                }
+            }
+        }
+    }
+
+    fun updatePositions(orderedIds: List<Int>) {
+        val db = this.writableDatabase
+
+        db.use { db ->
+            db.transaction {
+                orderedIds.forEachIndexed { index, id ->
+                    val values = ContentValues()
+
+                    values.put("position", index)
+
+                    db.update("cards", values, "id = ?", arrayOf(id.toString()))
+                }
+            }
+        }
+    }
 }

mobile/src/main/java/ru/omni_devel/cards/EditCardActivity.kt

@@ -1,6 +1,7 @@
 package ru.omni_devel.cards
 
 import android.app.Activity
+import android.content.Intent
 import android.os.Bundle
 import android.widget.Toast
 import androidx.activity.ComponentActivity
@@ -8,6 +9,8 @@ import androidx.activity.compose.LocalActivity
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
@@ -20,28 +23,30 @@ import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
-import androidx.compose.material3.Button
 import androidx.compose.material3.DropdownMenu
 import androidx.compose.material3.DropdownMenuItem
-import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Switch
 import androidx.compose.material3.Text
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Palette
+import androidx.compose.material.icons.outlined.QrCodeScanner
+import androidx.compose.material.icons.outlined.TextFields
+import androidx.compose.material.icons.outlined.Save
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.setValue
 import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.core.graphics.toColorInt
-import com.github.skydoves.colorpicker.compose.ColorEnvelope
-import com.github.skydoves.colorpicker.compose.HsvColorPicker
-import com.github.skydoves.colorpicker.compose.rememberColorPickerController
 import com.google.zxing.BarcodeFormat
 import com.journeyapps.barcodescanner.ScanContract
 import com.journeyapps.barcodescanner.ScanOptions
@@ -80,16 +85,23 @@ fun CardEditable(
     codeType: BarcodeFormat,
     onCodeTypeChange: (BarcodeFormat) -> Unit,
     color: String?,
-    onColorChange: (String?) -> Unit
+    onColorChange: (String?) -> Unit,
+    icon: String?,
+    onIconChange: (String?) -> Unit
 ) {
-    var isCodeTypeDropdownExpanded by remember { mutableStateOf(false) }
-    var isColorPickerExpanded by remember { mutableStateOf(false) }
-    var isColorEnabled by remember { mutableStateOf(color != null) }
+    val context = LocalContext.current
 
-    val colorPickerController = rememberColorPickerController()
+    var isCodeTypeDropdownExpanded by rememberSaveable { mutableStateOf(false) }
+    var isColorEnabled by rememberSaveable { mutableStateOf(color != null) }
+    var currentColor by rememberSaveable { mutableStateOf(color) }
 
     val fieldModifier = Modifier.fillMaxWidth()
 
+    val cardColor = if (color == null)
+        MaterialTheme.colorScheme.primary
+    else
+        Color(color.toColorInt())
+
     val scanLauncher = rememberLauncherForActivityResult(
         contract = ScanContract()
     ) { result ->
@@ -99,41 +111,57 @@ fun CardEditable(
             result.formatName?.let { formatName ->
                 try {
                     onCodeTypeChange(BarcodeFormat.valueOf(formatName))
-                } catch (e: IllegalArgumentException) {}
+                } catch (_: IllegalArgumentException) {}
             }
         }
     }
 
+    val editColorLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == Activity.RESULT_OK) {
+            val color = result.data?.getStringExtra("color")
+
+            currentColor = color
+            onColorChange(color)
+        }
+    }
+
+    val selectTemplateLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == Activity.RESULT_OK) {
+            val codeValue = result.data?.getStringExtra("codeValue")!!
+            val codeType = BarcodeFormat.valueOf(result.data?.getStringExtra("codeType")!!)
+
+            onCodeValueChange(codeValue)
+            onCodeTypeChange(codeType)
+        }
+    }
+
+    val selectIconLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == Activity.RESULT_OK) {
+            val icon = result.data?.getStringExtra("icon")
+
+            onIconChange(icon)
+        }
+    }
+
     OutlinedTextField(
         value = cardName,
         onValueChange = onCardNameChange,
         modifier = fieldModifier,
-        label = { Text("Name") }
+        label = { Text(stringResource(R.string.card_name)) }
     )
-    Row(
-        horizontalArrangement = Arrangement.spacedBy(8.dp)
-    ) {
+
     OutlinedTextField(
         value = codeValue,
         onValueChange = onCodeValueChange,
-            modifier = Modifier.weight(1f),
-            label = { Text("Value") }
+        modifier = fieldModifier,
+        label = { Text(stringResource(R.string.card_value)) }
     )
-        Button(
-            modifier = Modifier.align(Alignment.CenterVertically),
-            onClick = {
-                scanLauncher.launch(
-                    ScanOptions().apply {
-                        setPrompt("Scan your card")
-                        setBeepEnabled(true)
-                        setOrientationLocked(false)
-                    }
-                )
-            }
-        ) {
-            Text("Scan")
-        }
-    }
 
     Box(
         modifier = fieldModifier,
@@ -142,7 +170,7 @@ fun CardEditable(
             value = codeType.name,
             onValueChange = {},
             modifier = fieldModifier,
-            label = { Text("Code type") },
+            label = { Text(stringResource(R.string.card_code_type)) },
             readOnly = true,
         )
         Box(
@@ -169,18 +197,53 @@ fun CardEditable(
         }
     }
 
+    AdaptiveButton(
+        modifier = Modifier.fillMaxWidth(),
+        icon = Icons.Outlined.QrCodeScanner,
+        onClick = {
+            scanLauncher.launch(
+                ScanOptions().apply {
+                    setPrompt(context.getString(R.string.scan_your_card))
+                    setBeepEnabled(true)
+                    setOrientationLocked(true)
+                }
+            )
+        }
+    ) {
+        Text(stringResource(R.string.do_scan_card))
+    }
+
+    AdaptiveButton(
+        modifier = Modifier.fillMaxWidth(),
+        icon = Icons.Outlined.TextFields,
+        onClick = {
+            val intent = Intent(context, SelectTemplateActivity::class.java)
+
+            selectTemplateLauncher.launch(intent)
+        }
+    ) {
+        Text(stringResource(R.string.card_from_template))
+    }
+
     Row(
         modifier = fieldModifier,
-        horizontalArrangement = Arrangement.SpaceBetween
+        horizontalArrangement = Arrangement.spacedBy(8.dp)
     ) {
-        Button(
+        AdaptiveButton(
+            modifier = Modifier.fillMaxWidth().weight(1.0f),
+            icon = Icons.Outlined.Palette,
             enabled = isColorEnabled,
             onClick = {
-                isColorPickerExpanded = !isColorPickerExpanded
+                val intent = Intent(context, ChooseColorActivity::class.java)
+
+                intent.putExtra("currentColor", currentColor)
+
+                editColorLauncher.launch(intent)
             }
         ) {
-            Text("Choose color")
+            Text(stringResource(R.string.do_choose_color))
         }
+
         Switch(
             checked = isColorEnabled,
             onCheckedChange = {
@@ -193,32 +256,42 @@ fun CardEditable(
         )
     }
 
-    if (isColorPickerExpanded && isColorEnabled) {
-        HsvColorPicker(
+    AdaptiveButton(
+        modifier = Modifier.fillMaxWidth().height(64.dp),
+        contentPadding = PaddingValues(horizontal = 0.dp),
+        onClick = {
+            val intent = Intent(context, SelectIconActivity::class.java)
+
+            selectIconLauncher.launch(intent)
+        }
+    ) {
+        Row(
             modifier = Modifier
-                .fillMaxWidth()
-                .height(450.dp)
-                .padding(10.dp),
-            initialColor = color?.let { Color(it.toColorInt()) },
-            controller = colorPickerController,
-            onColorChanged = { colorEnvelope: ColorEnvelope ->
-                onColorChange("#${colorEnvelope.hexCode.substring(2)}")
+                .fillMaxSize()
+                .background(Color.Transparent)
+                .padding(horizontal = 8.dp),
+            verticalAlignment = Alignment.CenterVertically,
+            horizontalArrangement = Arrangement.spacedBy(8.dp)
+        ) {
+            CardIcon(if (icon == null) null else base64ToImageBitmap(icon), cardColor)
+
+            Text(stringResource(R.string.do_select_icon))
         }
-        )
     }
 }
 
 @Composable
 fun AddCard(innerPadding: PaddingValues, getDbFun: () -> DbHelper) {
-    var cardName by remember { mutableStateOf("") }
-    var codeValue by remember { mutableStateOf("") }
-    var codeType by remember { mutableStateOf(BarcodeFormat.QR_CODE) }
-    var color by remember { mutableStateOf<String?>(null) }
+    var cardName by rememberSaveable { mutableStateOf("") }
+    var codeValue by rememberSaveable { mutableStateOf("") }
+    var codeType by rememberSaveable { mutableStateOf(BarcodeFormat.QR_CODE) }
+    var color by rememberSaveable { mutableStateOf<String?>(null) }
+    var icon by rememberSaveable { mutableStateOf<String?>(null) }
 
     val context = LocalActivity.current
 
     Page(
-        "New card",
+        stringResource(R.string.new_card_title),
         innerPadding
     ) {
         Column(
@@ -233,23 +306,28 @@ fun AddCard(innerPadding: PaddingValues, getDbFun: () -> DbHelper) {
                 codeType = codeType,
                 onCodeTypeChange = { codeType = it },
                 color = color,
-                onColorChange = { color = it }
+                onColorChange = { color = it },
+                icon = icon,
+                onIconChange = { icon = it }
             )
 
-            Button(
+            AdaptiveButton(
                 modifier = Modifier.fillMaxWidth(),
+                icon = Icons.Outlined.Save,
                 onClick = {
+                    cardName = cardName.trim()
+
                     val err = checkCardData(cardName, codeValue)
 
                     if (err == null) {
-                        getDbFun().addCard(cardName, codeValue, codeType, color)
+                        getDbFun().addCard(cardName, codeValue, codeType, color, icon)
                         context!!.finish()
                     } else {
-                        Toast.makeText(context, err, Toast.LENGTH_SHORT).show()
+                        Toast.makeText(context, context!!.getString(err), Toast.LENGTH_SHORT).show()
                     }
                 }
             ) {
-                Text("Save")
+                Text(stringResource(R.string.do_save))
             }
         }
     }
@@ -257,15 +335,16 @@ fun AddCard(innerPadding: PaddingValues, getDbFun: () -> DbHelper) {
 
 @Composable
 fun EditCard(cardInfo: CardInfo, innerPadding: PaddingValues, getDbFun: () -> DbHelper) {
-    var cardName by remember { mutableStateOf(cardInfo.name) }
-    var codeValue by remember { mutableStateOf(cardInfo.codeValue) }
-    var codeType by remember { mutableStateOf(cardInfo.codeType) }
-    var color by remember { mutableStateOf(cardInfo.color) }
+    var cardName by rememberSaveable { mutableStateOf(cardInfo.name) }
+    var codeValue by rememberSaveable { mutableStateOf(cardInfo.codeValue) }
+    var codeType by rememberSaveable { mutableStateOf(cardInfo.codeType) }
+    var color by rememberSaveable { mutableStateOf(cardInfo.color) }
+    var icon by rememberSaveable { mutableStateOf(cardInfo.icon) }
 
     val context = LocalActivity.current
 
     Page(
-        "Editing card id${cardInfo.id}",
+        stringResource(R.string.editing_card_title, cardInfo.id),
         innerPadding
     ) {
         Column(
@@ -280,23 +359,28 @@ fun EditCard(cardInfo: CardInfo, innerPadding: PaddingValues, getDbFun: () -> Db
                 codeType = codeType,
                 onCodeTypeChange = { codeType = it },
                 color = color,
-                onColorChange = { color = it }
+                onColorChange = { color = it },
+                icon = icon,
+                onIconChange = { icon = it }
             )
 
-            Button(
+            AdaptiveButton(
                 modifier = Modifier.fillMaxWidth(),
+                icon = Icons.Outlined.Save,
                 onClick = {
+                    cardName = cardName.trim()
+
                     val err = checkCardData(cardName, codeValue)
 
                     if (err == null) {
-                        getDbFun().editCard(cardInfo.id, cardName, codeValue, codeType, color)
+                        getDbFun().editCard(cardInfo.id, cardName, codeValue, codeType, color, icon)
                         context!!.finish()
                     } else {
-                        Toast.makeText(context, err, Toast.LENGTH_SHORT).show()
+                        Toast.makeText(context, context!!.getString(err), Toast.LENGTH_SHORT).show()
                     }
                 }
             ) {
-                Text("Save")
+                Text(stringResource(R.string.do_save))
             }
         }
     }

mobile/src/main/java/ru/omni_devel/cards/Elements.kt

@@ -1,81 +1,206 @@
 package ru.omni_devel.cards
 
 import android.content.Intent
+import androidx.activity.compose.BackHandler
+import androidx.activity.compose.LocalActivity
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.scaleIn
+import androidx.compose.animation.scaleOut
+import androidx.compose.foundation.BorderStroke
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.gestures.detectTapGestures
+import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.IntrinsicSize
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.RowScope
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.ButtonElevation
+import androidx.compose.material3.DrawerValue
 import androidx.compose.material3.DropdownMenu
 import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.Icon
+import androidx.compose.material.icons.outlined.Add
+import androidx.compose.material.icons.outlined.QrCode
+import androidx.compose.material.icons.outlined.DensityMedium
+import androidx.compose.material.icons.outlined.DragHandle
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.ExtendedFloatingActionButton
+import androidx.compose.material3.FloatingActionButton
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.ModalDrawerSheet
+import androidx.compose.material3.ModalNavigationDrawer
+import androidx.compose.material3.NavigationDrawerItem
+import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
+import androidx.compose.material3.rememberDrawerState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Modifier
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.graphicsLayer
+import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.core.graphics.toColorInt
+import kotlinx.coroutines.launch
 
 @Composable
-fun Page(name: String, innerPadding: PaddingValues, content: @Composable () -> Unit) {
-    Column() {
-        TopBar(name, innerPadding)
-
-        Column(
+fun Page(
+    name: String,
+    innerPadding: PaddingValues,
+    topBarAdditionalElements: @Composable () -> Unit = {},
+    floatingActionButton: @Composable (() -> Unit) = {},
+    content: @Composable () -> Unit
+) {
+    Scaffold(
+        topBar = {
+            TopBar(name, innerPadding, topBarAdditionalElements)
+        },
+        floatingActionButton = floatingActionButton
+    ) { padding ->
+        Box(
             modifier = Modifier
-                .padding(horizontal = 16.dp)
+                .padding(padding)
+                .fillMaxSize()
                 .background(MaterialTheme.colorScheme.background)
+                .padding(horizontal = 16.dp)
+                .padding(top = 16.dp)
+        ) {
+            Column(
+                verticalArrangement = Arrangement.spacedBy(8.dp)
             ) {
                 content()
             }
         }
-}
-
-@Composable
-fun TopBar(text: String, innerPadding: PaddingValues) {
-    Row(
-        modifier = Modifier
-            .fillMaxWidth()
-            .background(MaterialTheme.colorScheme.primaryContainer)
-            .padding(innerPadding)
-    ) {
-        Text(
-            text,
-            modifier = Modifier.padding(vertical = 4.dp, horizontal = 12.dp),
-            fontSize = 24.sp,
-            color = MaterialTheme.colorScheme.onPrimaryContainer
-        )
     }
 }
 
 @Composable
-fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit) {
+fun ExpandableFab(
+    items: List<NavigationPageData>
+) {
+    val activityContext = LocalActivity.current
+    var isExpanded by remember { mutableStateOf(false) }
+
+    val rotation by animateFloatAsState(if (isExpanded) 45f else 0f)
+
+    BackHandler(
+        enabled = isExpanded
+    ) {
+        isExpanded = false
+    }
+
+    Column(
+        horizontalAlignment = Alignment.End,
+        verticalArrangement = Arrangement.spacedBy(8.dp)
+    ) {
+        items.forEach { page ->
+            AnimatedVisibility(
+                visible = isExpanded,
+                enter = fadeIn() + scaleIn(),
+                exit = fadeOut() + scaleOut()
+            ) {
+                ExtendedFloatingActionButton(
+                    text = { Text(page.name) },
+                    icon = { Icon(page.icon, contentDescription = null) },
+                    onClick = {
+                        isExpanded = false
+
+                        if (page.pageClass != null) {
+                            val intent = Intent(activityContext, page.pageClass)
+                            activityContext!!.startActivity(intent)
+                        } else if (page.onClick != null) {
+                            page.onClick()
+                        }
+                    }
+                )
+            }
+        }
+
+        FloatingActionButton(
+            onClick = { isExpanded = !isExpanded }
+        ) {
+            Icon(
+                modifier = Modifier.graphicsLayer { rotationZ = rotation },
+                imageVector = Icons.Outlined.Add,
+                contentDescription = null
+            )
+        }
+    }
+}
+
+@Composable
+fun TopBar(
+    text: String,
+    innerPadding: PaddingValues,
+    topBarAdditionalElements: @Composable () -> Unit = {}
+) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .background(MaterialTheme.colorScheme.primaryContainer)
+            .padding(top = innerPadding.calculateTopPadding())
+            .padding(vertical = 12.dp, horizontal = 12.dp),
+        verticalAlignment = Alignment.CenterVertically,
+        horizontalArrangement = Arrangement.SpaceBetween
+    ) {
+        Text(
+            text,
+            modifier = Modifier,
+            fontSize = 24.sp,
+            color = MaterialTheme.colorScheme.onPrimaryContainer
+        )
+
+        topBarAdditionalElements()
+    }
+}
+
+@Composable
+fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit, reorderIcon: (@Composable () -> Unit)? = null) {
     val context = LocalContext.current
+
     var menuExpanded by remember { mutableStateOf(false) }
 
+    val cardColor = if (cardInfo.color == null)
+        MaterialTheme.colorScheme.primaryContainer
+    else
+        Color(cardInfo.color.toColorInt())
+
     Box(modifier = Modifier.fillMaxWidth()) {
         Surface(
             modifier = Modifier
                 .fillMaxWidth()
+                .height(64.dp)
                 .pointerInput(Unit) {
                     detectTapGestures(
                         onTap = {
@@ -88,35 +213,41 @@ fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit) {
                         }
                     )
                 },
-            shape = ButtonDefaults.shape,
-            color = MaterialTheme.colorScheme.primaryContainer,
-            tonalElevation = 2.dp
+            shape = RoundedCornerShape(12.dp),
+            color = MaterialTheme.colorScheme.primaryContainer.copy(0.625f),
+            tonalElevation = 2.dp,
         ) {
             Row(
-                modifier = Modifier.fillMaxWidth().height(IntrinsicSize.Min),
+                modifier = Modifier
+                    .fillMaxSize()
+                    .background(Color.Transparent)
+                    .padding(horizontal = 8.dp),
+                verticalAlignment = Alignment.CenterVertically,
                 horizontalArrangement = Arrangement.SpaceBetween
             ) {
-                Box(
-                    modifier = Modifier
-                        .fillMaxHeight()
-                        .width(32.dp)
-                        .background(
-                            if (cardInfo.color == null) MaterialTheme.colorScheme.secondaryContainer.copy(alpha = 0.625f)
-                            else Color(cardInfo.color.toColorInt()).copy(alpha = 0.625f)
-                        )
+                Row(
+                    modifier = Modifier.weight(1f),
+                    verticalAlignment = Alignment.CenterVertically,
+                    horizontalArrangement = Arrangement.spacedBy(8.dp)
+                ) {
+                    CardIcon(
+                        if (cardInfo.icon == null) null else base64ToImageBitmap(cardInfo.icon),
+                        cardColor = cardColor
                     )
 
                     Text(
                         cardInfo.name,
                         fontSize = 16.sp,
                         color = MaterialTheme.colorScheme.onPrimaryContainer,
-                    modifier = Modifier
-                        .padding(16.dp)
-                        .fillMaxWidth()
-                        .weight(1f),
+                        modifier = Modifier.fillMaxWidth(),
                         textAlign = TextAlign.Start
                     )
                 }
+
+                if (reorderIcon != null) {
+                    reorderIcon()
+                }
+            }
         }
 
         DropdownMenu(
@@ -124,7 +255,7 @@ fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit) {
             onDismissRequest = { menuExpanded = false }
         ) {
             DropdownMenuItem(
-                text = { Text("Edit") },
+                text = { Text(stringResource(R.string.do_edit_card)) },
                 onClick = {
                     menuExpanded = false
 
@@ -136,7 +267,7 @@ fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit) {
                 }
             )
             DropdownMenuItem(
-                text = { Text("Delete") },
+                text = { Text(stringResource(R.string.do_delete_card)) },
                 onClick = {
                     menuExpanded = false
 
@@ -148,11 +279,84 @@ fun CardButton(cardInfo: CardInfo, onDeleteCard: (Int) -> Unit) {
 }
 
 @Composable
-fun FullWidthButton(onClick: () -> Unit, content: @Composable () -> Unit) {
-    Button(
-        modifier = Modifier.fillMaxWidth(),
-        onClick = onClick
+fun CardIcon(icon: ImageBitmap?, cardColor: Color, isLoading: Boolean = false) {
+    Row(
+        modifier = Modifier
+            .background(
+                cardColor.copy(0.525f),
+                RoundedCornerShape(12.dp)
+            )
+            .padding(8.dp),
+        verticalAlignment = Alignment.CenterVertically,
+        horizontalArrangement = Arrangement.Center
     ) {
-        content()
+        if (isLoading) {
+            CircularProgressIndicator(
+                modifier = Modifier.size(32.dp),
+                color = MaterialTheme.colorScheme.primary
+            )
+        } else if (icon == null) {
+            Icon(
+                modifier = Modifier.size(32.dp),
+                imageVector = Icons.Outlined.QrCode,
+                tint = MaterialTheme.colorScheme.onPrimaryContainer,
+                contentDescription = null
+            )
+        } else {
+            Image(
+                bitmap = icon,
+                contentDescription = null,
+                modifier = Modifier.size(36.dp).clip(RoundedCornerShape(12.dp))
+            )
+        }
     }
 }
+
+@Composable
+fun AdaptiveButton(
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+    enabled: Boolean = true,
+    icon: ImageVector? = null,
+    elevation: ButtonElevation? = ButtonDefaults.buttonElevation(),
+    border: BorderStroke? = null,
+    contentPadding: PaddingValues = ButtonDefaults.ContentPadding,
+    interactionSource: MutableInteractionSource? = null,
+    isSecondary: Boolean = false,
+    content: @Composable RowScope.() -> Unit
+) {
+    val colors = if (isSecondary)
+        ButtonDefaults.buttonColors(
+            containerColor = MaterialTheme.colorScheme.secondaryContainer,
+            contentColor = MaterialTheme.colorScheme.onSecondaryContainer
+        )
+    else
+        ButtonDefaults.buttonColors(
+            containerColor = MaterialTheme.colorScheme.primaryContainer,
+            contentColor = MaterialTheme.colorScheme.onPrimaryContainer
+        )
+
+    Button(
+        onClick = onClick,
+        modifier = modifier,
+        enabled = enabled,
+        shape = RoundedCornerShape(12.dp),
+        colors = colors,
+        elevation = elevation,
+        border = border,
+        contentPadding = contentPadding,
+        interactionSource = interactionSource,
+        content = {
+            if (icon != null) {
+                Icon(
+                    imageVector = icon,
+                    contentDescription = null,
+                    modifier = Modifier.size(18.dp)
+                )
+                Spacer(modifier = Modifier.width(8.dp))
+            }
+
+            content()
+        }
+    )
+}

mobile/src/main/java/ru/omni_devel/cards/FillTemplateActivity.kt

@@ -0,0 +1,110 @@
+package ru.omni_devel.cards
+
+import android.app.Activity
+import android.content.Intent
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.setValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+
+class FillTemplateActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        val templateJson = intent.getStringExtra("templateJson") ?: ""
+        val template = Template.parseTemplateFromJson(templateJson)
+
+        setContent {
+            OmniCardsTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    FillTemplatePage(template, innerPadding)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun FillTemplatePage(template: Template, innerPadding: PaddingValues) {
+    val activityContext = LocalActivity.current
+    val context = LocalContext.current
+
+    val language = getLanguage(context)
+
+    var filledFields by rememberSaveable { mutableStateOf(template.fields.associate { field ->
+        field.id to (field.default ?: "")
+    }) }
+
+    Page(
+        selectItemNameViaLanguage(template.names, language),
+        innerPadding
+    ) {
+        for (field in template.fields) {
+            OutlinedTextField(
+                value = filledFields[field.id]!!,
+                onValueChange = { newValue ->
+                    filledFields = filledFields.toMutableMap().apply {
+                        this[field.id] = newValue
+                    }
+                },
+                modifier = Modifier.fillMaxWidth(),
+                label = { Text((if (field.maybeEmpty) "" else "*") + selectItemNameViaLanguage(field.names, language)) }
+            )
+        }
+
+        AdaptiveButton(
+            modifier = Modifier.fillMaxWidth(),
+            onClick = {
+                var isSuccess = true
+
+                for (field in template.fields) {
+                    if (filledFields[field.id]!!.isEmpty() && !field.maybeEmpty) {
+                        isSuccess = false
+                    }
+                }
+
+                if (!isSuccess) {
+                    Toast.makeText(context, context.getString(R.string.error_in_data), Toast.LENGTH_LONG).show()
+
+                    return@AdaptiveButton
+                }
+
+                val result = try {
+                    processQrScript(template.template, filledFields)
+                } catch (e: Exception) {
+                    Toast.makeText(context, e.toString(), Toast.LENGTH_LONG).show()
+
+                    return@AdaptiveButton
+                }
+
+                val resultIntent = Intent()
+
+                resultIntent.putExtra("codeValue", result)
+                resultIntent.putExtra("codeType", template.codeType.name)
+
+                activityContext!!.setResult(Activity.RESULT_OK, resultIntent)
+                activityContext.finish()
+            }
+        ) {
+            Text(stringResource(R.string.do_save))
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/MainActivity.kt

@@ -1,42 +1,54 @@
 package ru.omni_devel.cards
 
-import android.content.Intent
 import android.os.Bundle
 import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
-import androidx.compose.foundation.background
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.expandVertically
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.shrinkVertically
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.foundation.verticalScroll
-import androidx.compose.material3.Button
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.rememberLazyListState
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Add
+import androidx.compose.material.icons.outlined.Sync
+import androidx.compose.material.icons.outlined.Backup
+import androidx.compose.material.icons.outlined.Code
+import androidx.compose.material.icons.outlined.DragHandle
+import androidx.compose.material.icons.outlined.Search
+import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
-import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateListOf
-import androidx.compose.runtime.setValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.snapshots.SnapshotStateList
 import androidx.compose.ui.Alignment
-import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalUriHandler
-import kotlinx.serialization.json.Json
+import androidx.compose.ui.res.stringResource
 import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+import sh.calvin.reorderable.ReorderableItem
+import sh.calvin.reorderable.rememberReorderableLazyListState
 
 class MainActivity : ComponentActivity() {
     private lateinit var db: DbHelper
@@ -54,12 +66,22 @@ class MainActivity : ComponentActivity() {
                 Scaffold(
                     modifier = Modifier.fillMaxSize()
                 ) { innerPadding ->
-                    MainPage(innerPadding, cards, onDeleteCard = { cardId ->
+                    MainPage(
+                        innerPadding,
+                        cards,
+                        onDeleteCard = { cardId ->
                             db.removeCard(cardId)
                             cards.removeIf { it.id == cardId }
-                    }, getDbFun = {
+                            syncCardsWithWatch(this, db.getCards())
+                       },
+                        onReorderCards = {
+                            db.updatePositions(it)
+                            syncCardsWithWatch(this, db.getCards())
+                        },
+                        getDbFun = {
                             return@MainPage db
-                    })
+                        }
+                    )
                 }
             }
         }
@@ -70,108 +92,169 @@ class MainActivity : ComponentActivity() {
 
         cards.clear()
         cards.addAll(db.getCards())
+
+        syncCardsWithWatch(this, db.getCards())
     }
 }
 
 @Composable
 fun MainPage(
     innerPadding: PaddingValues,
-    cards: List<CardInfo>,
+    cards: SnapshotStateList<CardInfo>,
     onDeleteCard: (Int) -> Unit,
+    onReorderCards: (List<Int>) -> Unit,
     getDbFun: () -> DbHelper
 ) {
     val context = LocalContext.current
     val uriHandler = LocalUriHandler.current
 
-    var isActionBarShowed by remember { mutableStateOf(false) }
+    var searchQuery by rememberSaveable { mutableStateOf("") }
+    var isSearchFieldShowed by rememberSaveable { mutableStateOf(false) }
+
+    val lazyListState = rememberLazyListState()
+    val reorderableLazyListState = rememberReorderableLazyListState(lazyListState) { from, to ->
+        val fromId = from.key as? Int ?: return@rememberReorderableLazyListState
+        val toId = to.key as? Int ?: return@rememberReorderableLazyListState
+
+        val fromIndex = cards.indexOfFirst { it.id == fromId }
+        val toIndex = cards.indexOfFirst { it.id == toId }
+
+        if (fromIndex != -1 && toIndex != -1) {
+            cards.add(toIndex, cards.removeAt(fromIndex))
+        }
+    }
 
     Box(
         modifier = Modifier.fillMaxSize()
     ) {
         Page(
-            "OmniCards",
-            innerPadding
+            stringResource(R.string.app_name),
+            innerPadding,
+            topBarAdditionalElements = {
+                Icon(
+                    Icons.Outlined.Search,
+                    contentDescription = null,
+                    modifier = Modifier.clickable {
+                        isSearchFieldShowed = !isSearchFieldShowed
+                        searchQuery = ""
+                    }
+                )
+            },
+            floatingActionButton = {
+                ExpandableFab(
+                    items = listOf(
+                        NavigationPageData(stringResource(R.string.do_add_card), Icons.Outlined.Add, EditCardActivity::class.java),
+                        NavigationPageData(stringResource(R.string.do_sync), Icons.Outlined.Sync) {
+                            Toast.makeText(context, context.getString(R.string.sync_in_progress), Toast.LENGTH_SHORT).show()
+
+                            val isSuccess = syncCardsWithWatch(context, getDbFun().getCards())
+
+                            if (isSuccess) {
+                                Toast.makeText(context, context.getString(R.string.sync_is_successful), Toast.LENGTH_SHORT).show()
+                            } else {
+                                Toast.makeText(context, context.getString(R.string.sync_is_fail), Toast.LENGTH_LONG).show()
+                            }
+                        },
+                        NavigationPageData(stringResource(R.string.open_backup_menu), Icons.Outlined.Backup, BackupActivity::class.java),
+                        NavigationPageData(stringResource(R.string.source_code), Icons.Outlined.Code) {
+                            uriHandler.openUri("https://github.com/omni-devel/OmniCards")
+                        },
+                    )
+                )
+            }
         ) {
-            Column(
-                modifier = Modifier.verticalScroll(rememberScrollState()).padding(bottom = 64.dp).background(Color.Transparent).padding(top = 16.dp),
+            var queryCleaned = searchQuery.lowercase()
+
+            for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+                queryCleaned = queryCleaned.replace(from, to)
+            }
+
+            val searchResults = cards.filter { cardInfo ->
+                if (queryCleaned.isEmpty()) {
+                    return@filter true
+                }
+
+                var cardNameCleaned = cardInfo.name.lowercase()
+
+                for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+                    cardNameCleaned = cardNameCleaned.replace(from, to)
+                }
+
+                return@filter cardNameCleaned.contains(queryCleaned)
+            }
+
+            LazyColumn(
+                state = lazyListState,
                 verticalArrangement = Arrangement.spacedBy(8.dp)
             ) {
-                if (cards.isEmpty()) {
-                    Text("Add new card to get started")
-                } else {
-                    for (card in cards) {
-                        CardButton(card, onDeleteCard)
-                    }
-                }
-            }
-        }
-
-        if (isActionBarShowed) {
-            Column(
-                modifier = Modifier
-                    .align(Alignment.BottomEnd)
-                    .padding(innerPadding)
-                    .padding(16.dp)
-                    .background(
-                        MaterialTheme.colorScheme.inversePrimary,
-                        RoundedCornerShape(24.dp)
+                item {
+                    AnimatedVisibility(
+                        visible = isSearchFieldShowed,
+                        enter = fadeIn() + expandVertically(),
+                        exit = fadeOut() + shrinkVertically()
+                    ) {
+                        OutlinedTextField(
+                            value = searchQuery,
+                            onValueChange = {
+                                searchQuery = it
+                            },
+                            modifier = Modifier.fillMaxWidth(),
+                            label = { Text(stringResource(R.string.search)) }
                         )
-                    .padding(16.dp)
-                    .fillMaxWidth()
-            ) {
-                FullWidthButton(
-                    onClick = {
-                        isActionBarShowed = false
-
-                        val intent = Intent(context, EditCardActivity::class.java)
-
-                        context.startActivity(intent)
-                    }
-                ) {
-                    Text("Add card")
-                }
-                FullWidthButton(
-                    onClick = {
-                        Toast.makeText(context, "Sync in progress...", Toast.LENGTH_SHORT).show()
-
-                        sendToWatch(context, "/updateCards", Json.encodeToString(getDbFun().getCards())) { isSuccess ->
-                            if (isSuccess) {
-                                Toast.makeText(context, "Successfully synced!", Toast.LENGTH_SHORT).show()
-                            } else {
-                                Toast.makeText(context, "Sync failed! Please, check your connection", Toast.LENGTH_LONG).show()
                     }
                 }
 
-                        isActionBarShowed = false
-                    }
-                ) {
-                    Text("Sync with WearOS")
-                }
-                FullWidthButton(
-                    onClick = {
-                        uriHandler.openUri("https://omni-devel.ru")
-                    }
-                ) {
-                    Text("About author")
-                }
-                FullWidthButton(
-                    onClick = {
-                        isActionBarShowed = false
-                    }
-                ) {
-                    Text(">")
+                if (cards.isEmpty()) {
+                    item {
+                        Text(
+                            stringResource(R.string.add_card_to_get_started)
+                        )
                     }
+                } else if (searchResults.isEmpty()) {
+                    item {
+                        Text(
+                            stringResource(R.string.cards_not_found)
+                        )
                     }
                 } else {
-            Button(
+                    for (card in searchResults) {
+                        item(key = card.id) {
+                            ReorderableItem(reorderableLazyListState, key = card.id) { isDragging ->
+                                Row(
+                                    verticalAlignment = Alignment.CenterVertically,
                                     modifier = Modifier
-                    .align(Alignment.BottomEnd)
-                    .padding(innerPadding).padding(32.dp),
-                onClick = {
-                    isActionBarShowed = true
-                }
+                                        .fillMaxWidth()
+                                        .alpha(if (isDragging) 0.7f else 1f)
                                 ) {
-                Text("<")
+                                    var reorderIcon: (@Composable () -> Unit)? = null
+
+                                    if (queryCleaned.isEmpty()) {
+                                        reorderIcon = {
+                                            Icon(
+                                                imageVector = Icons.Outlined.DragHandle,
+                                                contentDescription = null,
+                                                tint = MaterialTheme.colorScheme.onPrimaryContainer,
+                                                modifier = Modifier
+                                                    .draggableHandle(
+                                                        onDragStopped = {
+                                                            onReorderCards(cards.map { it.id })
+                                                        }
+                                                    )
+                                                    .padding(8.dp)
+                                            )
+                                        }
+                                    }
+
+                                    CardButton(
+                                        card,
+                                        onDeleteCard,
+                                        reorderIcon
+                                    )
+                                }
+                            }
+                        }
+                    }
+                }
             }
         }
     }

mobile/src/main/java/ru/omni_devel/cards/NavigationPageData.kt

@@ -0,0 +1,11 @@
+package ru.omni_devel.cards
+
+import android.app.Activity
+import androidx.compose.ui.graphics.vector.ImageVector
+
+data class NavigationPageData(
+    val name: String,
+    val icon: ImageVector,
+    val pageClass: Class<out Activity>? = null,
+    val onClick: (() -> Unit)? = null
+)

mobile/src/main/java/ru/omni_devel/cards/SelectIconActivity.kt

@@ -0,0 +1,237 @@
+package ru.omni_devel.cards
+
+import android.app.Activity
+import android.content.Intent
+import android.graphics.BitmapFactory
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.ActivityResult
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.QrCode
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateMapOf
+import androidx.compose.runtime.setValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.asImageBitmap
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import io.ktor.client.HttpClient
+import io.ktor.client.call.body
+import io.ktor.client.engine.cio.CIO
+import io.ktor.client.request.get
+import io.ktor.client.statement.HttpResponse
+import io.ktor.client.statement.bodyAsText
+import kotlinx.coroutines.launch
+import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+
+class SelectIconActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+        setContent {
+            OmniCardsTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    SelectIconPage(innerPadding)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun SelectIconPage(innerPadding: PaddingValues) {
+    val context = LocalContext.current
+    val activityContext = LocalActivity.current
+
+    val language = getLanguage(context)
+
+    var searchQuery by rememberSaveable { mutableStateOf("") }
+
+    var iconsData by remember { mutableStateOf<List<CardIcon>?>(null) }
+    val loadedIcons = remember { mutableStateMapOf<String, ImageBitmap?>() }
+    var loadingError by remember { mutableStateOf<String?>(null) }
+
+    LaunchedEffect(Unit) {
+        try {
+            val client = HttpClient(CIO)
+
+            val response: HttpResponse = client.get("$REPO_BASE_URL/$ICONS_REPO_FILE")
+
+            val loadedIconsData = CardIcon.parseIconsDataFromJson(response.bodyAsText())
+            iconsData = loadedIconsData
+
+            for (iconData in loadedIconsData) {
+                if (iconData.iconId != null) {
+                    launch {
+                        val response = client.get("$REPO_BASE_URL/icons/${iconData.iconId}.png")
+                        val bytes: ByteArray = response.body()
+
+                        BitmapFactory.decodeByteArray(bytes, 0, bytes.size)?.let { bitmap ->
+                            loadedIcons[iconData.iconId] = bitmap.asImageBitmap()
+                        }
+                    }
+                }
+            }
+        } catch (e: Exception) {
+            loadingError = e.toString()
+        }
+    }
+
+    var queryCleaned = searchQuery.lowercase()
+
+    for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+        queryCleaned = queryCleaned.replace(from, to)
+    }
+
+    val searchResults = iconsData?.filter { iconData ->
+        if (queryCleaned.isEmpty()) {
+            return@filter true
+        }
+
+        for (name in iconData.names.values) {
+            var nameCleaned = name.lowercase()
+
+            for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+                nameCleaned = nameCleaned.replace(from, to)
+            }
+
+            if (nameCleaned.contains(queryCleaned)) {
+                return@filter true
+            }
+        }
+
+        return@filter false
+    } ?: emptyList()
+
+    Page(context.getString(R.string.choosing_icon), innerPadding) {
+        OutlinedTextField(
+            value = searchQuery,
+            onValueChange = { newValue ->
+                searchQuery = newValue
+            },
+            modifier = Modifier.fillMaxWidth(),
+            label = { Text(stringResource(R.string.search)) }
+        )
+
+        LazyColumn(
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+            horizontalAlignment = Alignment.CenterHorizontally
+        ) {
+            if (loadingError != null) {
+                item {
+                    Text(loadingError!!)
+                }
+            } else if (iconsData == null) {
+                item {
+                    Column(
+                        modifier = Modifier.fillMaxWidth(),
+                        horizontalAlignment = Alignment.CenterHorizontally
+                    ) {
+                        CircularProgressIndicator(
+                            modifier = Modifier.size(48.dp),
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                    }
+                }
+            } else {
+                if (searchResults.isEmpty()) {
+                    item {
+                        Text(stringResource(R.string.icons_not_found))
+                    }
+                } else {
+                    for (iconData in searchResults) {
+                        val loadedIcon = loadedIcons[iconData.iconId]
+
+                        item {
+                            AdaptiveButton(
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .height(64.dp),
+                                contentPadding = PaddingValues(0.dp),
+                                onClick = {
+                                    if (loadedIcon == null && iconData.iconId != null) {
+                                        Toast.makeText(
+                                            context,
+                                            context.getString(R.string.wait_for_icon_load),
+                                            Toast.LENGTH_SHORT
+                                        ).show()
+                                    } else {
+                                        val intent = Intent()
+
+                                        if (loadedIcon != null) {
+                                            intent.putExtra(
+                                                "icon",
+                                                imageBitmapToBase64(loadedIcon)
+                                            )
+                                        }
+
+                                        activityContext!!.setResult(
+                                            Activity.RESULT_OK,
+                                            intent
+                                        )
+                                        activityContext.finish()
+                                    }
+                                }
+                            ) {
+                                Row(
+                                    modifier = Modifier
+                                        .fillMaxSize()
+                                        .background(Color.Transparent)
+                                        .padding(horizontal = 8.dp),
+                                    verticalAlignment = Alignment.CenterVertically,
+                                    horizontalArrangement = Arrangement.spacedBy(8.dp)
+                                ) {
+                                    CardIcon(
+                                        loadedIcon,
+                                        MaterialTheme.colorScheme.primary,
+                                        loadedIcon == null && iconData.iconId != null
+                                    )
+
+                                    Text(
+                                        selectItemNameViaLanguage(
+                                            iconData.names,
+                                            language
+                                        )
+                                    )
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/SelectTemplateActivity.kt

@@ -0,0 +1,185 @@
+package ru.omni_devel.cards
+
+import android.app.Activity
+import android.content.Intent
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivity
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import io.ktor.client.HttpClient
+import io.ktor.client.engine.cio.CIO
+import io.ktor.client.request.get
+import io.ktor.client.statement.HttpResponse
+import io.ktor.client.statement.bodyAsText
+import kotlinx.serialization.json.Json
+import ru.omni_devel.cards.ui.theme.OmniCardsTheme
+
+class SelectTemplateActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        setContent {
+            OmniCardsTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    SelectTemplatePage(innerPadding)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun SelectTemplatePage(innerPadding: PaddingValues) {
+    val activityContext = LocalActivity.current
+    val context = LocalContext.current
+
+    val language = getLanguage(context)
+
+    var searchQuery by rememberSaveable { mutableStateOf("") }
+
+    var templates by remember { mutableStateOf<List<Template>?>(null) }
+    var loadingError by remember { mutableStateOf<String?>(null) }
+
+    LaunchedEffect(Unit) {
+        try {
+            val client = HttpClient(CIO)
+
+            val response: HttpResponse = client.get("$REPO_BASE_URL/$TEMPLATES_REPO_FILE")
+
+            templates = Template.parseTemplatesFromJson(response.bodyAsText())
+        } catch (e: Exception) {
+            loadingError = e.toString()
+        }
+    }
+
+    val fillTemplateLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == Activity.RESULT_OK) {
+            val codeValue = result.data?.getStringExtra("codeValue")
+            val codeTypeString = result.data?.getStringExtra("codeType")
+
+            val resultIntent = Intent()
+
+            resultIntent.putExtra("codeValue", codeValue)
+            resultIntent.putExtra("codeType", codeTypeString)
+
+            activityContext!!.setResult(Activity.RESULT_OK, resultIntent)
+            activityContext.finish()
+        }
+    }
+
+    Page(
+        stringResource(R.string.choosing_template),
+        innerPadding
+    ) {
+        OutlinedTextField(
+            value = searchQuery,
+            onValueChange = { newValue ->
+                searchQuery = newValue
+            },
+            modifier = Modifier.fillMaxWidth(),
+            label = { Text(stringResource(R.string.search)) }
+        )
+
+        LazyColumn(
+            horizontalAlignment = Alignment.CenterHorizontally
+        ) {
+            val currentTemplates = templates
+
+            if (loadingError != null) {
+                item {
+                    Text(loadingError!!)
+                }
+            } else if (currentTemplates == null) {
+                item {
+                    Column(
+                        modifier = Modifier.fillMaxWidth(),
+                        horizontalAlignment = Alignment.CenterHorizontally
+                    ) {
+                        CircularProgressIndicator(
+                            modifier = Modifier.size(48.dp),
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                    }
+                }
+            } else {
+                var queryCleaned = searchQuery.lowercase()
+
+                for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+                    queryCleaned = queryCleaned.replace(from, to)
+                }
+
+                val searchResults = currentTemplates.filter { template ->
+                    if (queryCleaned.isEmpty()) {
+                        return@filter true
+                    }
+
+                    for (name in template.names.values) {
+                        var nameCleaned = name.lowercase()
+
+                        for ((from, to) in SEARCH_REPLACE_SYMBOLS) {
+                            nameCleaned = nameCleaned.replace(from, to)
+                        }
+
+                        if (nameCleaned.contains(queryCleaned)) {
+                            return@filter true
+                        }
+                    }
+
+                    return@filter false
+                }
+
+                if (searchResults.isEmpty()) {
+                    item {
+                        Text(stringResource(R.string.templates_not_found))
+                    }
+                } else {
+                    for (template in searchResults) {
+                        item {
+                            AdaptiveButton(
+                                modifier = Modifier.fillMaxWidth(),
+                                onClick = {
+                                    val intent = Intent(context, FillTemplateActivity::class.java)
+
+                                    intent.putExtra("templateJson", Json.encodeToString(template))
+
+                                    fillTemplateLauncher.launch(intent)
+                                }
+                            ) {
+                                Text(selectItemNameViaLanguage(template.names, language))
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/ShowCardActivity.kt

@@ -7,21 +7,28 @@ import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.asImageBitmap
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
 import ru.omni_devel.cards.ui.theme.OmniCardsTheme
 
 class ShowCardActivity : ComponentActivity() {
@@ -83,15 +90,19 @@ fun ShowCardPage(innerPadding: PaddingValues, cardInfo: CardInfo) {
     Page(cardInfo.name, innerPadding) {
         Column(
             modifier = Modifier.fillMaxSize(),
-            verticalArrangement = Arrangement.Center
+            verticalArrangement = Arrangement.Center,
+            horizontalAlignment = Alignment.CenterHorizontally
         ) {
             if (bitmap != null) {
                 Image(
                     bitmap = bitmap,
                     contentDescription = cardInfo.codeValue,
-                    modifier = Modifier.fillMaxWidth(),
-                    contentScale = ContentScale.FillWidth
+                    modifier = Modifier
+                        .padding(bottom = 8.dp)
+                        .clip(RoundedCornerShape(12.dp)),
+                    contentScale = ContentScale.Fit
                 )
+
                 Text(
                     cardInfo.codeValue,
                     modifier = Modifier.fillMaxWidth(),
@@ -99,7 +110,7 @@ fun ShowCardPage(innerPadding: PaddingValues, cardInfo: CardInfo) {
                 )
             } else {
                 Text(
-                    "Failed to generate code. Check card data",
+                    stringResource(R.string.failed_to_generate_card_code),
                     modifier = Modifier.fillMaxWidth(),
                     textAlign = TextAlign.Center,
                     color = MaterialTheme.colorScheme.error

mobile/src/main/java/ru/omni_devel/cards/Template.kt

@@ -0,0 +1,90 @@
+package ru.omni_devel.cards
+
+import com.google.zxing.BarcodeFormat
+import kotlinx.serialization.Serializable
+import org.json.JSONArray
+import org.json.JSONObject
+
+@Serializable
+class Field(
+    val id: String,
+    val names: LinkedHashMap<String, String>,
+    val default: String? = null,
+    val maybeEmpty: Boolean = false
+)
+
+@Serializable
+class Template(
+    val names: LinkedHashMap<String, String>,
+    val fields: List<Field>,
+    val template: String,
+    val codeType: BarcodeFormat = BarcodeFormat.QR_CODE
+) {
+    companion object {
+        fun parseTemplateFromJson(json: String): Template {
+            val obj = JSONObject(json)
+
+            val fieldsArray = obj.getJSONArray("fields")
+            val fields = mutableListOf<Field>()
+
+            for (fi in 0 until fieldsArray.length()) {
+                val fieldObj = fieldsArray.getJSONObject(fi)
+
+                fields.add(Field(
+                    id = fieldObj.getString("id"),
+                    names = jsonObjectToMap(fieldObj.getJSONObject("names")),
+                    default = fieldObj.optString("default"),
+                    maybeEmpty = fieldObj.optBoolean("maybeEmpty")
+                ))
+            }
+
+            return Template(
+                names = jsonObjectToMap(obj.getJSONObject("names")),
+                fields = fields,
+                template = obj.getString("template"),
+                codeType = parseCodeType(obj)
+            )
+        }
+
+        fun parseTemplatesFromJson(json: String): List<Template> {
+            val array = JSONArray(json)
+            val templates = mutableListOf<Template>()
+
+            for (i in 0 until array.length()) {
+                val obj = array.getJSONObject(i)
+
+                val fieldsArray = obj.getJSONArray("fields")
+                val fields = mutableListOf<Field>()
+
+                for (fi in 0 until fieldsArray.length()) {
+                    val fieldObj = fieldsArray.getJSONObject(fi)
+
+                    fields.add(Field(
+                        id = fieldObj.getString("id"),
+                        names = jsonObjectToMap(fieldObj.getJSONObject("names")),
+                        default = fieldObj.optString("default"),
+                        maybeEmpty = fieldObj.optBoolean("maybeEmpty")
+                    ))
+                }
+
+                templates.add(Template(
+                    names = jsonObjectToMap(obj.getJSONObject("names")),
+                    fields = fields,
+                    template = obj.getString("template"),
+                    codeType = parseCodeType(obj)
+                ))
+            }
+
+            return templates
+        }
+
+        private fun parseCodeType(obj: JSONObject): BarcodeFormat {
+            val raw = obj.optString("codeType", "")
+            return if (raw.isBlank()) {
+                BarcodeFormat.QR_CODE
+            } else {
+                BarcodeFormat.valueOf(raw)
+            }
+        }
+    }
+}

mobile/src/main/java/ru/omni_devel/cards/Utils.kt

@@ -2,24 +2,47 @@ package ru.omni_devel.cards
 
 import android.content.Context
 import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.os.LocaleList
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.asAndroidBitmap
 import com.google.android.gms.wearable.Wearable
 import com.google.zxing.BarcodeFormat
+import com.google.zxing.EncodeHintType
 import com.google.zxing.MultiFormatWriter
 import com.journeyapps.barcodescanner.BarcodeEncoder
+import org.json.JSONObject
+import java.io.ByteArrayOutputStream
+import android.util.Base64
+import android.widget.Toast
+import androidx.compose.ui.graphics.asImageBitmap
+import kotlinx.serialization.json.Json
 
 fun generateCode(value: String, format: BarcodeFormat): Bitmap {
     val writer = MultiFormatWriter()
-    val matrix = writer.encode(value, format, 800, 400)
+
+    val (width, height) = when (format) {
+        BarcodeFormat.QR_CODE, BarcodeFormat.DATA_MATRIX, BarcodeFormat.AZTEC -> 800 to 800
+        else -> 800 to 400
+    }
+
+    val hints = mapOf(
+        EncodeHintType.CHARACTER_SET to "UTF-8"
+    )
+
+    val matrix = writer.encode(value, format, width, height, hints)
 
     return BarcodeEncoder().createBitmap(matrix)
 }
 
-fun sendToWatch(context: Context, path: String, message: String, onResult: (Boolean) -> Unit) {
+fun sendToWatch(context: Context, path: String, message: String): Boolean {
     val nodeClient = Wearable.getNodeClient(context)
 
+    var isSuccess = false
+
     nodeClient.connectedNodes.addOnSuccessListener { nodes ->
         if (nodes.isEmpty()) {
-            onResult(false)
+            isSuccess = false
 
             return@addOnSuccessListener
         }
@@ -40,21 +63,109 @@ fun sendToWatch(context: Context, path: String, message: String, onResult: (Bool
                 }
 
                 if (completedCount == nodes.size) {
-                    onResult(isAnySuccess)
+                    isSuccess = isAnySuccess
                 }
             }.addOnFailureListener(context.mainExecutor) {
-                onResult(false)
+                isSuccess = false
             }
         }
     }
+
+    return isSuccess
 }
 
-fun checkCardData(name: String, value: String): String? {
-    if (name.trim().isEmpty()) {
-        return "Name should not be empty"
-    } else if (value.trim().isEmpty()) {
-        return "Code value should not be empty"
+fun syncCardsWithWatch(context: Context, cards: List<CardInfo>): Boolean {
+    return sendToWatch(context, "/updateCards", Json.encodeToString(cards))
+}
+
+fun checkCardData(name: String, value: String): Int? {
+    if (name.isEmpty()) {
+        return R.string.card_name_should_not_be_empty
+    } else if (value.isEmpty()) {
+        return R.string.card_value_should_not_be_empty
+    } else if (name.length > 32) {
+        return R.string.name_must_be_shorter_than_32_symbols
     }
 
     return null
 }
+
+fun getLanguage(context: Context): String {
+    val locales: LocaleList = context.resources.configuration.locales
+    val primaryLocale = locales[0]
+    val languageCode = primaryLocale.language
+
+    return languageCode
+}
+
+fun selectItemNameViaLanguage(names: LinkedHashMap<String, String>, language: String): String {
+    return names[language] ?: names.values.firstOrNull() ?: "???"
+}
+
+fun jsonObjectToMap(obj: JSONObject): LinkedHashMap<String, String> {
+    val map = LinkedHashMap<String, String>()
+    val keys = obj.keys()
+
+    while (keys.hasNext()) {
+        val key = keys.next()
+        map[key] = obj.getString(key)
+    }
+
+    return map
+}
+
+fun imageBitmapToBase64(imageBitmap: ImageBitmap): String {
+    val bitmap = imageBitmap.asAndroidBitmap()
+    val outputStream = ByteArrayOutputStream()
+
+    bitmap.compress(Bitmap.CompressFormat.PNG, 100, outputStream)
+
+    val byteArray = outputStream.toByteArray()
+
+    return Base64.encodeToString(byteArray, Base64.DEFAULT)
+}
+
+fun base64ToImageBitmap(base64String: String): ImageBitmap {
+    val decodedBytes = Base64.decode(base64String, Base64.DEFAULT)
+    val bitmap = BitmapFactory.decodeByteArray(decodedBytes, 0, decodedBytes.size)
+
+    return bitmap.asImageBitmap()
+}
+
+fun processQrScript(input: String, fills: Map<String, String>): String {
+    val outerRegex = Regex("""\$(\w+)((?:\([^)]*\))*)\$""")
+    val innerRegex = Regex("""\(([^)]*)\)""")
+
+    var result = input
+
+    outerRegex.findAll(input).forEach { match ->
+        val fullBlock = match.value
+        val name = match.groupValues[1]
+        val contents = innerRegex.findAll(match.groupValues[2]).map { it.groupValues[1] }.toList()
+
+        var blockResult = fills[name] ?: return@forEach
+
+        contents.forEach { content ->
+            val args = content.split(" ")
+            val action = args[0]
+
+            when (action) {
+                "first" -> {
+                    val count = args[1].toInt()
+
+                    blockResult = blockResult.take(count)
+                }
+
+                "last" -> {
+                    val count = args[1].toInt()
+
+                    blockResult = blockResult.takeLast(count)
+                }
+            }
+        }
+
+        result = result.replace(fullBlock, blockResult)
+    }
+
+    return result
+}

mobile/src/main/res/layout/activity_show_card.xml

@@ -1,36 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.coordinatorlayout.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/main"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:fitsSystemWindows="true"
-    tools:context=".ShowCardActivity">
-
-    <com.google.android.material.appbar.AppBarLayout
-        android:layout_height="wrap_content"
-        android:layout_width="match_parent"
-        android:fitsSystemWindows="true"
-        >
-
-        <com.google.android.material.appbar.MaterialToolbar
-            android:id="@+id/toolbar"
-            android:layout_width = "match_parent"
-            android:layout_height = "?attr/actionBarSize" />
-
-  </com.google.android.material.appbar.AppBarLayout>
-
-  <include layout="@layout/content_show_card"/>
-
-  <com.google.android.material.floatingactionbutton.FloatingActionButton
-  android:id="@+id/fab"
-  android:layout_width="wrap_content"
-  android:layout_height="wrap_content"
-  android:layout_gravity="bottom|end"
-  android:layout_marginEnd="@dimen/fab_margin"
-  android:layout_marginBottom="16dp"
-  app:srcCompat="@android:drawable/ic_dialog_email" />
-
-  </androidx.coordinatorlayout.widget.CoordinatorLayout>

mobile/src/main/res/layout/content_show_card.xml

@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    app:layout_behavior="@string/appbar_scrolling_view_behavior">
-
-    <androidx.fragment.app.FragmentContainerView
-        android:id="@+id/nav_host_fragment_content_show_card"
-        android:name="androidx.navigation.fragment.NavHostFragment"
-        android:layout_width="0dp"
-        android:layout_height="0dp"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:defaultNavHost="true"
-        app:navGraph="@navigation/nav_graph" />
-</androidx.constraintlayout.widget.ConstraintLayout>

mobile/src/main/res/layout/fragment_first.xml

@@ -1,34 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.core.widget.NestedScrollView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".FirstFragment">
-    <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:padding="16dp">
-    <Button
-        android:id="@+id/button_first"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="@string/next"
-        app:layout_constraintBottom_toTopOf="@id/textview_first"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/textview_first"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
-        android:text="@string/lorem_ipsum"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/button_first" />
-    </androidx.constraintlayout.widget.ConstraintLayout>
-</androidx.core.widget.NestedScrollView>

mobile/src/main/res/layout/fragment_second.xml

@@ -1,34 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.core.widget.NestedScrollView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".SecondFragment">
-    <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:padding="16dp">
-    <Button
-        android:id="@+id/button_second"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="@string/previous"
-        app:layout_constraintBottom_toTopOf="@id/textview_second"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/textview_second"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
-        android:text="@string/lorem_ipsum"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/button_second" />
-    </androidx.constraintlayout.widget.ConstraintLayout>
-</androidx.core.widget.NestedScrollView>

mobile/src/main/res/values-ru/strings.xml

@@ -0,0 +1,53 @@
+<resources>
+    <string name="add_card_to_get_started">Добавьте новую карту для того, чтобы начать работу</string>
+
+    <string name="do_add_card">Добавить карту</string>
+    <string name="do_edit_card">Редактировать карту</string>
+    <string name="do_delete_card">Удалить карту</string>
+    <string name="source_code">Исходный код</string>
+
+    <string name="do_sync">Синхронизировать с WearOS</string>
+    <string name="sync_in_progress">Синхронизация в процессе…</string>
+    <string name="sync_is_successful">Успешная синхронизация</string>
+    <string name="sync_is_fail">Ошибка синхронизации. Проверьте подключение к часам</string>
+
+    <string name="backup">Резервное копирование</string>
+    <string name="open_backup_menu">Резервное копирование</string>
+    <string name="do_backup">Сохранить данные</string>
+    <string name="do_restore">Восстановить данные</string>
+    <string name="ask_do_restore">Восстановить данные?</string>
+    <string name="backup_successfully_saved">Данные успешно сохранены</string>
+    <string name="failed_to_save_backup">Не удалось сохранить данные: %s</string>
+    <string name="backup_successfully_restored">Данные успешно восстановлены</string>
+    <string name="failed_to_restore_backup">Не удалось восстановить данные: %s</string>
+    <string name="restore_caution">Это заменит существующие карты данными из файла резервной копии. Продолжить?</string>
+
+    <string name="yes">Да</string>
+    <string name="no">Нет</string>
+    <string name="do_save">Сохранить</string>
+
+    <string name="new_card_title">Добавление карты</string>
+    <string name="editing_card_title">Редактирование карты #%d</string>
+    <string name="card_name">Название карты</string>
+    <string name="card_value">Значение карты</string>
+    <string name="do_scan_card">Сканировать карту</string>
+    <string name="card_from_template">Из шаблона</string>
+    <string name="scan_your_card">Отсканируйте вашу карту</string>
+    <string name="card_code_type">Тип кода карты</string>
+    <string name="do_choose_color">Выбрать цвет</string>
+    <string name="choosing_color">Выбор цвета</string>
+    <string name="choosing_template">Выбор шаблона</string>
+    <string name="error_in_data">Ошибка в данных. Пожалуйста, заполните все необходимые (*) поля</string>
+    <string name="templates_not_found">Шаблоны не найдены</string>
+    <string name="search">Поиск</string>
+    <string name="cards_not_found">Карты не найдены</string>
+    <string name="choosing_icon">Выбор иконки</string>
+    <string name="icons_not_found">Иконки не найдены</string>
+    <string name="do_select_icon">Выбрать иконку</string>
+    <string name="wait_for_icon_load">Дождитесь загрузки иконки</string>
+    <string name="card_name_should_not_be_empty">Имя карты не должно быть пустым</string>
+    <string name="card_value_should_not_be_empty">Значение карты не должно быть пустым</string>
+    <string name="name_must_be_shorter_than_32_symbols">Имя карты должно быть короче 32 символов</string>
+
+    <string name="failed_to_generate_card_code">Не удалось сгенерировать код карты. Проверьте данные</string>
+</resources>

mobile/src/main/res/values/strings.xml

@@ -1,48 +1,59 @@
 <resources>
-    <string name="app_name">OmniCards</string>
-    <!-- Strings used for fragments for navigation -->
-    <string name="first_fragment_label">First Fragment</string>
-    <string name="second_fragment_label">Second Fragment</string>
-    <string name="next">Next</string>
-    <string name="previous">Previous</string>
+    <string name="first_fragment_label" translatable="false">First Fragment</string>
+    <string name="second_fragment_label" translatable="false">Second Fragment</string>
 
-    <string name="lorem_ipsum">
-        Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris
-        volutpat, dolor id interdum ullamcorper, risus dolor egestas lectus, sit amet mattis purus
-        dui nec risus. Maecenas non sodales nisi, vel dictum dolor. Class aptent taciti sociosqu ad
-        litora torquent per conubia nostra, per inceptos himenaeos. Suspendisse blandit eleifend
-        diam, vel rutrum tellus vulputate quis. Aliquam eget libero aliquet, imperdiet nisl a,
-        ornare ex. Sed rhoncus est ut libero porta lobortis. Fusce in dictum tellus.\n\n
-        Suspendisse interdum ornare ante. Aliquam nec cursus lorem. Morbi id magna felis. Vivamus
-        egestas, est a condimentum egestas, turpis nisl iaculis ipsum, in dictum tellus dolor sed
-        neque. Morbi tellus erat, dapibus ut sem a, iaculis tincidunt dui. Interdum et malesuada
-        fames ac ante ipsum primis in faucibus. Curabitur et eros porttitor, ultricies urna vitae,
-        molestie nibh. Phasellus at commodo eros, non aliquet metus. Sed maximus nisl nec dolor
-        bibendum, vel congue leo egestas.\n\n
-        Sed interdum tortor nibh, in sagittis risus mollis quis. Curabitur mi odio, condimentum sit
-        amet auctor at, mollis non turpis. Nullam pretium libero vestibulum, finibus orci vel,
-        molestie quam. Fusce blandit tincidunt nulla, quis sollicitudin libero facilisis et. Integer
-        interdum nunc ligula, et fermentum metus hendrerit id. Vestibulum lectus felis, dictum at
-        lacinia sit amet, tristique id quam. Cras eu consequat dui. Suspendisse sodales nunc ligula,
-        in lobortis sem porta sed. Integer id ultrices magna, in luctus elit. Sed a pellentesque
-        est.\n\n
-        Aenean nunc velit, lacinia sed dolor sed, ultrices viverra nulla. Etiam a venenatis nibh.
-        Morbi laoreet, tortor sed facilisis varius, nibh orci rhoncus nulla, id elementum leo dui
-        non lorem. Nam mollis ipsum quis auctor varius. Quisque elementum eu libero sed commodo. In
-        eros nisl, imperdiet vel imperdiet et, scelerisque a mauris. Pellentesque varius ex nunc,
-        quis imperdiet eros placerat ac. Duis finibus orci et est auctor tincidunt. Sed non viverra
-        ipsum. Nunc quis augue egestas, cursus lorem at, molestie sem. Morbi a consectetur ipsum, a
-        placerat diam. Etiam vulputate dignissim convallis. Integer faucibus mauris sit amet finibus
-        convallis.\n\n
-        Phasellus in aliquet mi. Pellentesque habitant morbi tristique senectus et netus et
-        malesuada fames ac turpis egestas. In volutpat arcu ut felis sagittis, in finibus massa
-        gravida. Pellentesque id tellus orci. Integer dictum, lorem sed efficitur ullamcorper,
-        libero justo consectetur ipsum, in mollis nisl ex sed nisl. Donec maximus ullamcorper
-        sodales. Praesent bibendum rhoncus tellus nec feugiat. In a ornare nulla. Donec rhoncus
-        libero vel nunc consequat, quis tincidunt nisl eleifend. Cras bibendum enim a justo luctus
-        vestibulum. Fusce dictum libero quis erat maximus, vitae volutpat diam dignissim.
-    </string>
-    <string name="title_activity_show_card">ShowCardActivity</string>
-    <string name="title_activity_add_card">AddCardActivity</string>
-    <string name="title_activity_edit_card">EditCardActivity</string>
+    <string name="app_name" translatable="false">OmniCards</string>
+
+    <string name="add_card_to_get_started">Add a new card to get started</string>
+
+    <string name="do_add_card">Add card</string>
+    <string name="do_edit_card">Edit card</string>
+    <string name="do_delete_card">Delete card</string>
+    <string name="source_code">Source code</string>
+
+    <string name="do_sync">Sync with WearOS</string>
+    <string name="sync_in_progress">Sync in progress…</string>
+    <string name="sync_is_successful">Sync successful</string>
+    <string name="sync_is_fail">Sync failed. Check your watch connection</string>
+
+    <string name="backup">Backup</string>
+    <string name="open_backup_menu">Backup</string>
+    <string name="do_backup">Save data</string>
+    <string name="do_restore">Restore data</string>
+    <string name="ask_do_restore">Restore data?</string>
+    <string name="backup_successfully_saved">Data saved successfully</string>
+    <string name="failed_to_save_backup">Failed to save data: %s</string>
+    <string name="backup_successfully_restored">Data restored successfully</string>
+    <string name="failed_to_restore_backup">Failed to restore data: %s</string>
+    <string name="restore_caution">This will replace your existing cards with data from the backup file. Continue?</string>
+
+    <string name="yes">Yes</string>
+    <string name="no">No</string>
+    <string name="do_save">Save</string>
+
+    <string name="new_card_title">Add card</string>
+    <string name="editing_card_title">Editing card #%d</string>
+    <string name="card_name">Card name</string>
+    <string name="card_value">Card value</string>
+    <string name="do_scan_card">Scan card</string>
+    <string name="card_from_template">From template</string>
+    <string name="scan_your_card">Scan your card</string>
+    <string name="card_code_type">Card code type</string>
+    <string name="do_choose_color">Choose color</string>
+    <string name="choosing_color">Choosing color</string>
+    <string name="choosing_template">Choosing template</string>
+    <string name="error_in_data">Error in data. Please, fill all required (*) fields</string>
+    <string name="templates_not_found">Templates not found</string>
+    <string name="search">Search</string>
+    <string name="cards_not_found">Cards not found</string>
+    <string name="choosing_icon">Choosing icon</string>
+    <string name="icons_not_found">Icons not found</string>
+    <string name="do_select_icon">Select icon</string>
+    <string name="wait_for_icon_load">Wait for icon load</string>
+    <string name="card_name_should_not_be_empty">Card name must not be empty</string>
+    <string name="card_value_should_not_be_empty">Card value must not be empty</string>
+    <string name="name_must_be_shorter_than_32_symbols">Card name must be shorter than 32 characters</string>
+
+    <string name="failed_to_generate_card_code">Failed to generate card code. Check the card data</string>
+    <string name="title_activity_select_icon">SelectIconActivity</string>
 </resources>

wear/build.gradle.kts

@@ -1,6 +1,17 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.kotlin.serialization)
+}
+
+fun generateVersionCode(): Int {
+    return try {
+        val process = ProcessBuilder("git", "rev-list", "--count", "HEAD").start()
+
+        "${process.inputStream.bufferedReader().readText().trim()}1".toInt() // 0 at end for WearOS
+    } catch (e: Exception) {
+        1
+    }
 }
 
 android {
@@ -11,18 +22,21 @@ android {
         applicationId = "ru.omni_devel.cards"
         minSdk = 30
         targetSdk = 36
-        versionCode = 41 // 1 at end for WearOS
-        versionName = "1.1"
+        versionCode = generateVersionCode()
+        versionName = "3.3.0"
     }
 
     buildTypes {
         release {
-            isMinifyEnabled = false
+            isMinifyEnabled = true
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
         }
+        debug {
+            applicationIdSuffix = ".debug"
+        }
     }
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_11
@@ -57,4 +71,6 @@ dependencies {
     implementation(libs.zxing.android)
     implementation(libs.material)
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.9.0")
+    implementation("androidx.compose.material:material-icons-extended")
+    implementation("androidx.lifecycle:lifecycle-process:2.8.7")
 }

wear/src/main/java/ru/omni_devel/cards/presentation/CardInfo.kt

@@ -9,5 +9,7 @@ class CardInfo (
     val name: String,
     val codeType: BarcodeFormat,
     val codeValue: String,
-    val color: String?
+    val color: String?,
+    val icon: String?,
+    val position: Int
 )

wear/src/main/java/ru/omni_devel/cards/presentation/DbHelper.kt

@@ -2,13 +2,18 @@ package ru.omni_devel.cards.presentation
 
 import android.content.ContentValues
 import android.content.Context
+import android.database.Cursor
 import android.database.sqlite.SQLiteDatabase
 import android.database.sqlite.SQLiteOpenHelper
+import androidx.core.database.getStringOrNull
+import androidx.core.database.sqlite.transaction
 import com.google.zxing.BarcodeFormat
 
-class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?) : SQLiteOpenHelper(context, "omni_cards", factory, 2) {
+class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?) : SQLiteOpenHelper(context, "omni_cards", factory, 6) {
     override fun onCreate(db: SQLiteDatabase?) {
-        db!!.execSQL("CREATE TABLE IF NOT EXISTS cards (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, codeType TEXT, codeValue TEXT, color TEXT)")
+        db!!.execSQL(
+            "CREATE TABLE IF NOT EXISTS cards (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, codeType TEXT, codeValue TEXT, color TEXT, icon TEXT)"
+        )
     }
 
     override fun onUpgrade(
@@ -19,6 +24,38 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
         if (oldVersion < 2) {
             db!!.execSQL("ALTER TABLE cards ADD COLUMN color TEXT")
         }
+
+        if (oldVersion < 3) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN position INTEGER DEFAULT 0")
+            db.execSQL("ALTER TABLE cards ADD COLUMN iconPath TEXT")
+            db.execSQL("UPDATE cards SET position = id")
+        }
+
+        if (oldVersion < 4) {
+            db!!.execSQL("ALTER TABLE cards DROP COLUMN position")
+            db.execSQL("ALTER TABLE cards DROP COLUMN iconPath")
+        }
+
+        if (oldVersion < 5) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN icon TEXT")
+        }
+
+        if (oldVersion < 6) {
+            db!!.execSQL("ALTER TABLE cards ADD COLUMN position INTEGER DEFAULT 0")
+            db.execSQL("UPDATE cards SET position = id")
+        }
+    }
+
+    private fun readCard(cursor: Cursor): CardInfo {
+        return CardInfo(
+            id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
+            name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
+            codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
+            codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
+            color = cursor.getString(cursor.getColumnIndexOrThrow("color")),
+            icon = cursor.getStringOrNull(cursor.getColumnIndexOrThrow("icon")),
+            position = cursor.getInt(cursor.getColumnIndexOrThrow("position"))
+        )
     }
 
     fun clearDatabase() {
@@ -32,6 +69,8 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
     fun addCards(cards: List<CardInfo>) {
         val db = this.writableDatabase
 
+        db.use { db ->
+            db.transaction {
                 for (card in cards) {
                     val values = ContentValues()
 
@@ -40,27 +79,23 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
                     values.put("codeValue", card.codeValue)
                     values.put("codeType", card.codeType.name)
                     values.put("color", card.color)
+                    values.put("icon", card.icon)
+                    values.put("position", card.position)
 
                     db.insert("cards", null, values)
                 }
-
-        db.close()
+            }
+        }
     }
 
     fun getCards(): List<CardInfo> {
         val db = this.readableDatabase
 
-        val cursor = db.rawQuery("SELECT * FROM cards", null)
+        val cursor = db.rawQuery("SELECT * FROM cards ORDER BY position", null)
         val cards = mutableListOf<CardInfo>()
 
         while (cursor.moveToNext()) {
-            cards.add(CardInfo(
-                id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
-                name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
-                codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
-                codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
-                color = cursor.getString(cursor.getColumnIndexOrThrow("color"))
-            ))
+            cards.add(readCard(cursor))
         }
 
         cursor.close()
@@ -81,13 +116,7 @@ class DbHelper(val context: Context, val factory: SQLiteDatabase.CursorFactory?)
             return null
         }
 
-        val cardInfo = CardInfo(
-            id = cursor.getInt(cursor.getColumnIndexOrThrow("id")),
-            name = cursor.getString(cursor.getColumnIndexOrThrow("name")),
-            codeType = BarcodeFormat.valueOf(cursor.getString(cursor.getColumnIndexOrThrow("codeType"))),
-            codeValue = cursor.getString(cursor.getColumnIndexOrThrow("codeValue")),
-            color = cursor.getString(cursor.getColumnIndexOrThrow("color"))
-        )
+        val cardInfo = readCard(cursor)
 
         cursor.close()
         db.close()

wear/src/main/java/ru/omni_devel/cards/presentation/Elements.kt

@@ -1,21 +1,26 @@
 package ru.omni_devel.cards.presentation
 
 import android.content.Intent
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.IntrinsicSize
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.QrCode
 import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
@@ -23,6 +28,7 @@ import androidx.compose.ui.unit.sp
 import androidx.core.graphics.toColorInt
 import androidx.wear.compose.material3.Button
 import androidx.wear.compose.material3.ButtonDefaults
+import androidx.wear.compose.material3.Icon
 import androidx.wear.compose.material3.MaterialTheme
 import androidx.wear.compose.material3.Text
 
@@ -30,12 +36,18 @@ import androidx.wear.compose.material3.Text
 fun CardButton(cardInfo: CardInfo) {
     val context = LocalContext.current
 
+    val cardColor = if (cardInfo.color == null)
+        MaterialTheme.colorScheme.primaryContainer
+    else
+        Color(cardInfo.color.toColorInt())
+
     Box(modifier = Modifier.fillMaxWidth()) {
         Button(
-            modifier = Modifier.fillMaxWidth(),
+            modifier = Modifier.fillMaxWidth().height(64.dp),
             colors = ButtonDefaults.buttonColors(
-                containerColor = MaterialTheme.colorScheme.primaryContainer
+                containerColor = MaterialTheme.colorScheme.primaryContainer.copy(0.625f)
             ),
+            shape = RoundedCornerShape(12.dp),
             contentPadding = PaddingValues(0.dp),
             onClick = {
                 val intent = Intent(context, ShowCardActivity::class.java)
@@ -47,32 +59,54 @@ fun CardButton(cardInfo: CardInfo) {
         ) {
             Row(
                 modifier = Modifier
-                    .fillMaxWidth()
-                    .height(IntrinsicSize.Min)
-                    .clip(ButtonDefaults.shape)
+                    .fillMaxSize()
+                    .background(Color.Transparent)
+                    .padding(horizontal = 8.dp),
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.spacedBy(8.dp)
             ) {
-                Box(
-                    modifier = Modifier
-                        .fillMaxHeight()
-                        .width(32.dp)
-                        .background(
-                            if (cardInfo.color == null)
-                                MaterialTheme.colorScheme.secondaryContainer.copy(alpha = 0.625f)
-                            else
-                                Color(cardInfo.color.toColorInt()).copy(alpha = 0.625f)
-                        )
+                CardIcon(
+                    if (cardInfo.icon == null) null else base64ToImageBitmap(cardInfo.icon),
+                    cardColor = cardColor
                 )
+
                 Text(
                     cardInfo.name,
                     fontSize = 16.sp,
                     color = MaterialTheme.colorScheme.onPrimaryContainer,
-                    modifier = Modifier
-                        .padding(16.dp)
-                        .fillMaxWidth()
-                        .weight(1f),
+                    modifier = Modifier.fillMaxWidth(),
                     textAlign = TextAlign.Start
                 )
             }
         }
     }
 }
+
+@Composable
+fun CardIcon(icon: ImageBitmap?, cardColor: Color) {
+    Row(
+        modifier = Modifier
+            .background(
+                cardColor.copy(0.525f),
+                RoundedCornerShape(12.dp)
+            )
+            .padding(8.dp),
+        verticalAlignment = Alignment.CenterVertically,
+        horizontalArrangement = Arrangement.Center
+    ) {
+        if (icon == null) {
+            Icon(
+                modifier = Modifier.size(32.dp),
+                imageVector = Icons.Outlined.QrCode,
+                tint = MaterialTheme.colorScheme.onPrimaryContainer,
+                contentDescription = null
+            )
+        } else {
+            Image(
+                bitmap = icon,
+                contentDescription = null,
+                modifier = Modifier.size(36.dp).clip(RoundedCornerShape(12.dp))
+            )
+        }
+    }
+}

wear/src/main/java/ru/omni_devel/cards/presentation/MainActivity.kt

@@ -4,37 +4,50 @@ import android.annotation.SuppressLint
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxWithConstraints
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.wear.compose.foundation.lazy.TransformingLazyColumn
+import androidx.wear.compose.material3.MaterialTheme
 import androidx.wear.compose.material3.Text
-import com.google.zxing.BarcodeFormat
+import ru.omni_devel.cards.R
 
 class MainActivity : ComponentActivity() {
     private lateinit var db: DbHelper
+    private val cardsState = mutableStateOf<List<CardInfo>>(emptyList())
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
         db = DbHelper(this, null)
 
+        cardsState.value = db.getCards()
+
         setContent {
-            App(db.getCards())
+            App(cardsState.value)
         }
     }
+
+    override fun onResume() {
+        super.onResume()
+
+        cardsState.value = db.getCards()
+    }
 }
 
 @SuppressLint("UnusedBoxWithConstraintsScope")
 @Composable
 fun App(cards: List<CardInfo>) {
-    BoxWithConstraints(modifier = Modifier.fillMaxSize()) {
+    BoxWithConstraints(modifier = Modifier.fillMaxSize().background(MaterialTheme.colorScheme.background)) {
         val topBottomPadding = maxHeight * 0.4f
 
         if (cards.isEmpty()) {
@@ -42,7 +55,7 @@ fun App(cards: List<CardInfo>) {
                 modifier = Modifier.fillMaxSize(),
                 contentAlignment = Alignment.Center
             ) {
-                Text("Sync with mobile APP to get started")
+                Text(stringResource(R.string.sync_with_mobile_app_to_get_started))
             }
         } else {
             TransformingLazyColumn(

wear/src/main/java/ru/omni_devel/cards/presentation/MessagesReciever.kt

@@ -7,6 +7,9 @@ import android.widget.Toast
 import com.google.android.gms.wearable.MessageEvent
 import com.google.android.gms.wearable.WearableListenerService
 import kotlinx.serialization.json.Json
+import ru.omni_devel.cards.R
+import androidx.lifecycle.ProcessLifecycleOwner
+import androidx.lifecycle.Lifecycle
 
 class MessagesReceiver : WearableListenerService() {
     private lateinit var db: DbHelper
@@ -23,12 +26,26 @@ class MessagesReceiver : WearableListenerService() {
                 val json = String(event.data, Charsets.UTF_8)
 
                 val cards = Json.decodeFromString<List<CardInfo>>(json)
+                val oldCards = db.getCards()
+
+                if (cards == oldCards) {
+                    return
+                }
 
                 db.clearDatabase()
                 db.addCards(cards)
 
+                val isAppInForeground = ProcessLifecycleOwner.get().lifecycle.currentState.isAtLeast(
+                    Lifecycle.State.STARTED
+                )
+
+                if (isAppInForeground) {
                     Handler(Looper.getMainLooper()).post {
-                    Toast.makeText(this, "Database updated!", Toast.LENGTH_SHORT).show()
+                        Toast.makeText(
+                            this,
+                            this.getString(R.string.sync_is_successful),
+                            Toast.LENGTH_SHORT
+                        ).show()
 
                         val intent = Intent(this, MainActivity::class.java).apply {
                             flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
@@ -38,4 +55,5 @@ class MessagesReceiver : WearableListenerService() {
                 }
             }
         }
+    }
 }

wear/src/main/java/ru/omni_devel/cards/presentation/ShowCardActivity.kt

@@ -12,21 +12,18 @@ import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.BoxWithConstraints
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.size
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.asImageBitmap
-import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
 import androidx.wear.compose.material3.MaterialTheme
 import androidx.wear.compose.material3.Text
-
-const val CODE_WIDTH = 380
-const val CODE_HEIGHT = 380
+import ru.omni_devel.cards.R
 
 class ShowCardActivity : ComponentActivity() {
     private lateinit var db: DbHelper
@@ -67,6 +64,8 @@ class ShowCardActivity : ComponentActivity() {
         super.onPause()
 
         setBrightness(WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE)
+
+        finish()
     }
 
     private fun setBrightness(level: Float) {
@@ -108,7 +107,7 @@ fun ShowCardPage(cardInfo: CardInfo) {
                 )
             } else {
                 Text(
-                    "Failed to generate code",
+                    stringResource(R.string.failed_to_generate_card_code),
                     color = MaterialTheme.colorScheme.error,
                     textAlign = TextAlign.Center
                 )

wear/src/main/java/ru/omni_devel/cards/presentation/Utils.kt

@@ -1,6 +1,10 @@
 package ru.omni_devel.cards.presentation
 
 import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.util.Base64
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.asImageBitmap
 import com.google.zxing.BarcodeFormat
 import com.google.zxing.MultiFormatWriter
 import com.journeyapps.barcodescanner.BarcodeEncoder
@@ -11,3 +15,10 @@ fun generateCode(value: String, format: BarcodeFormat, width: Int, height: Int):
 
     return BarcodeEncoder().createBitmap(matrix)
 }
+
+fun base64ToImageBitmap(base64String: String): ImageBitmap {
+    val decodedBytes = Base64.decode(base64String, Base64.DEFAULT)
+    val bitmap = BitmapFactory.decodeByteArray(decodedBytes, 0, decodedBytes.size)
+
+    return bitmap.asImageBitmap()
+}

wear/src/main/res/values-ru/strings.xml

@@ -0,0 +1,7 @@
+<resources>
+    <string name="sync_with_mobile_app_to_get_started">Синхронизируйте с мобильным приложением для начала работы</string>
+
+    <string name="sync_is_successful">Успешная синхронизация</string>
+
+    <string name="failed_to_generate_card_code">Не удалось сгенерировать код карты. Проверьте данные</string>
+</resources>

wear/src/main/res/values/strings.xml

@@ -1,4 +1,9 @@
 <resources>
-    <string name="app_name">OmniCards</string>
-    <string name="hello_world">Hello, %1$s!</string>
+    <string name="app_name" translatable="false">OmniCards</string>
+
+    <string name="sync_with_mobile_app_to_get_started">Sync with mobile APP to get started</string>
+
+    <string name="sync_is_successful">Successfully synced</string>
+
+    <string name="failed_to_generate_card_code">Failed to generate card code. Check the card data</string>
 </resources>