android app functional version

app/.gitignore

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+/build

app/build.gradle.kts

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+plugins {
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.compose)
+}
+
+android {
+    namespace = "com.example.smart_watch_android"
+    compileSdk {
+        version = release(37)
+    }
+
+    defaultConfig {
+        applicationId = "com.example.smart_watch_android"
+        minSdk = 26
+        targetSdk = 37
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            optimization {
+                enable = false
+            }
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_11
+    }
+    buildFeatures {
+        compose = true
+    }
+}
+
+dependencies {
+    implementation(platform(libs.androidx.compose.bom))
+    implementation(libs.androidx.activity.compose)
+    implementation(libs.androidx.compose.material3)
+    implementation(libs.androidx.compose.ui)
+    implementation(libs.androidx.compose.ui.graphics)
+    implementation(libs.androidx.compose.ui.tooling.preview)
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.androidx.lifecycle.runtime.ktx)
+    testImplementation(libs.junit)
+    androidTestImplementation(platform(libs.androidx.compose.bom))
+    androidTestImplementation(libs.androidx.compose.ui.test.junit4)
+    androidTestImplementation(libs.androidx.espresso.core)
+    androidTestImplementation(libs.androidx.junit)
+    debugImplementation(libs.androidx.compose.ui.test.manifest)
+    debugImplementation(libs.androidx.compose.ui.tooling)
+}

app/src/androidTest/java/com/example/smart_watch_android/ExampleInstrumentedTest.kt

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+package com.example.smart_watch_android
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.example.smart_watch_android", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+    <uses-permission android:name="android.permission.BLUETOOTH" />
+    <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
+    <uses-permission android:name="android.permission.BLUETOOTH_SCAN" android:usesPermissionFlags="neverForLocation" />
+    <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" android:maxSdkVersion="30" />
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.SmartWatchAndroid">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.SmartWatchAndroid"
+            android:windowSoftInputMode="adjustResize">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/smart_watch_android/ConnectButtonScreen.kt

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+package com.example.smart_watch_android
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material3.Text
+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.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+
+@Composable
+fun ConnectCircleScreen(
+    isConnected: Boolean,
+    onConnectClick: () -> Unit
+) {
+    // Ein Container, der den gesamten Bildschirm ausfüllt
+    Box(
+        modifier = Modifier.fillMaxSize(),
+        contentAlignment = Alignment.Center // Zentriert den Inhalt exakt in der Mitte
+    ) {
+        // Der Kreis-Button
+        Box(
+            modifier = Modifier
+                .size(180.dp) // Größe des Kreises
+                .clip(CircleShape) // Macht das Element zu einem perfekten Kreis
+                .background(if (isConnected) Color.Green else Color.Blue) // Grün = verbunden, Blau = Start/Verbinden
+                .clickable { onConnectClick() }, // Was passiert beim Drücken
+            contentAlignment = Alignment.Center
+        ) {
+            Text(
+                text = if (isConnected) "Verbunden" else "Connect",
+                color = Color.White,
+                fontSize = 20.sp,
+                fontWeight = FontWeight.Bold
+            )
+        }
+    }
+}

app/src/main/java/com/example/smart_watch_android/MainActivity.kt

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+package com.example.smart_watch_android
+
+import android.Manifest
+import android.app.Application
+import android.bluetooth.BluetoothDevice
+import android.bluetooth.BluetoothGatt
+import android.bluetooth.BluetoothGattCallback
+import android.bluetooth.BluetoothManager
+import android.bluetooth.BluetoothProfile
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Bundle
+import android.util.Log
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.annotation.RequiresApi
+import androidx.annotation.RequiresPermission
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+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.setValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.core.app.ActivityCompat
+import com.example.smart_watch_android.ui.theme.SmartWatchAndroidTheme
+import java.util.UUID
+
+class MainActivity : ComponentActivity() {
+    private var bluetoothGatt: BluetoothGatt? = null
+
+    var isConnected by mutableStateOf(false)
+        private set
+
+    private val SERVICE_UUID = UUID.fromString("791cadd7-de87-49f9-8986-94b7ae11940b")
+    private val CHARACTERISTIC_UUID = UUID.fromString("3e4eac5b-eaa2-4e0c-a705-dcac4f606e02")
+
+
+
+
+    @RequiresApi(Build.VERSION_CODES.S)
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        checkAndRequestBluetoothPermissions()
+        enableEdgeToEdge()
+        setContent {
+            ConnectCircleScreen(
+                isConnected = isConnected,
+                onConnectClick = {
+                    Log.d("ESP32_BLE", "Button wurde gedrückt!")
+                    connectToEsp32("10:BD:A3:8F:01:0E")
+                }
+            )
+        }
+    }
+    @RequiresApi(Build.VERSION_CODES.S)
+    private fun checkAndRequestBluetoothPermissions() {
+        val permissions = arrayOf(
+            Manifest.permission.BLUETOOTH_CONNECT,
+            Manifest.permission.BLUETOOTH_SCAN,
+            Manifest.permission.ACCESS_FINE_LOCATION
+        )
+
+        // Prüfen, ob die Berechtigungen bereits erteilt wurden
+        val missingPermissions = permissions.filter {
+            ActivityCompat.checkSelfPermission(this, it) != PackageManager.PERMISSION_GRANTED
+        }
+
+        if (missingPermissions.isNotEmpty()) {
+            // Wenn Berechtigungen fehlen, frage den Nutzer danach
+            ActivityCompat.requestPermissions(this, missingPermissions.toTypedArray(), 101)
+        }
+    }
+
+    private fun connectToEsp32(deviceAddress: String) {
+        Log.d("ESP32_BLE", "1. connectToEsp32 gestartet mit Adresse: $deviceAddress")
+        val bluetoothManager = getSystemService(Context.BLUETOOTH_SERVICE) as BluetoothManager
+        val bluetoothAdapter = bluetoothManager.adapter
+        if (bluetoothAdapter == null) {
+            Log.d("ESP32_BLE", "Fehler: Bluetooth wird von diesem Gerät nicht unterstützt!")
+            return
+        }
+
+        try {
+            val device = bluetoothAdapter.getRemoteDevice(deviceAddress)
+            Log.d("ESP32_BLE", "2. BluetoothDevice Objekt erfolgreich erstellt.")
+
+            val gattCallback = object : BluetoothGattCallback() {
+                @RequiresPermission(Manifest.permission.BLUETOOTH_CONNECT)
+                override fun onConnectionStateChange(gatt: BluetoothGatt, status: Int, newState: Int) {
+                    Log.d("ESP32_BLE", "3. onConnectionStateChange aufgerufen! Status: $status, NewState: $newState")
+                    if (status == BluetoothGatt.GATT_SUCCESS) {
+                        if (newState == BluetoothProfile.STATE_CONNECTED) {
+                            Log.d("ESP32_BLE", "4. Verbunden! Starte discoverServices()...")
+                            gatt.discoverServices()
+                        } else if (newState == BluetoothProfile.STATE_DISCONNECTED) {
+                            Log.d("ESP32_BLE", "5. Getrennt worden.")
+                            isConnected = false
+
+                            gatt.close()
+                            bluetoothGatt = null
+                        }
+                    } else {
+                        Log.d("ESP32_BLE", "Fehler in onConnectionStateChange! Status-Code: $status")
+                        isConnected = false
+                    }
+                }
+
+                override fun onServicesDiscovered(gatt: BluetoothGatt, status: Int) {
+                    Log.d("ESP32_BLE", "6. onServicesDiscovered aufgerufen mit Status: $status")
+                    if (status == BluetoothGatt.GATT_SUCCESS) {
+                        isConnected = true
+                        writeToEsp32("Hallo ESP32")
+                        Log.d("ESP32_BLE", "7. Services erfolgreich gefunden! Verbindung komplett erfolgreich.")
+                    }
+                }
+            }
+
+            // Berechtigungsprüfung
+            if (ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_CONNECT) == PackageManager.PERMISSION_GRANTED) {
+                Log.d("ESP32_BLE", "8. Berechtigung vorhanden, rufe connectGatt auf...")
+                bluetoothGatt = device.connectGatt(this, false, gattCallback)
+            } else {
+                Log.d("ESP32_BLE", "FEHLER: Keine BLUETOOTH_CONNECT Berechtigung erteilt!")
+            }
+
+        } catch (e: Exception) {
+            Log.d("ESP32_BLE", "Exception gefangen: ${e.message}")
+        }
+    }
+
+    private fun writeToEsp32(dataString: String) {
+        // Prüfen, ob die Verbindung steht und bluetoothGatt nicht null ist
+        val gatt = bluetoothGatt
+        if (gatt == null) {
+            Log.d("ESP32_BLE", "Fehler: Kein GATT-Objekt vorhanden (nicht verbunden).")
+            return
+        }
+
+        // 1. Service holen
+        val service = gatt.getService(SERVICE_UUID)
+        if (service == null) {
+            Log.d("ESP32_BLE", "Fehler: Service UUID nicht gefunden!")
+            return
+        }
+
+        // 2. Characteristic holen
+        val characteristic = service.getCharacteristic(CHARACTERISTIC_UUID)
+        if (characteristic == null) {
+            Log.d("ESP32_BLE", "Fehler: Characteristic UUID nicht gefunden!")
+            return
+        }
+
+        // 3. Daten in Bytes umwandeln (z.B. einen String wie "LED_ON" in UTF-8 Bytes)
+        val bytes = dataString.toByteArray(Charsets.UTF_8)
+        characteristic.value = bytes
+
+        // 4. Schreibtyp festlegen ( WRITE_TYPE_DEFAULT wartet auf Antwort vom ESP32, WRITE_TYPE_NO_RESPONSE ist schneller )
+        characteristic.writeType = android.bluetooth.BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT
+
+        // 5. Berechtigung prüfen und Schreibvorgang starten
+        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_CONNECT) == PackageManager.PERMISSION_GRANTED) {
+            val success = gatt.writeCharacteristic(characteristic)
+            Log.d("ESP32_BLE", "Schreibvorgang gestartet: $success")
+        }
+    }
+}

app/src/main/java/com/example/smart_watch_android/ui/theme/Color.kt

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+package com.example.smart_watch_android.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+val Purple80 = Color(0xFFD0BCFF)
+val PurpleGrey80 = Color(0xFFCCC2DC)
+val Pink80 = Color(0xFFEFB8C8)
+
+val Purple40 = Color(0xFF6650a4)
+val PurpleGrey40 = Color(0xFF625b71)
+val Pink40 = Color(0xFF7D5260)

app/src/main/java/com/example/smart_watch_android/ui/theme/Theme.kt

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+package com.example.smart_watch_android.ui.theme
+
+import android.app.Activity
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+
+private val DarkColorScheme = darkColorScheme(
+    primary = Purple80,
+    secondary = PurpleGrey80,
+    tertiary = Pink80
+)
+
+private val LightColorScheme = lightColorScheme(
+    primary = Purple40,
+    secondary = PurpleGrey40,
+    tertiary = Pink40
+
+    /* Other default colors to override
+    background = Color(0xFFFFFBFE),
+    surface = Color(0xFFFFFBFE),
+    onPrimary = Color.White,
+    onSecondary = Color.White,
+    onTertiary = Color.White,
+    onBackground = Color(0xFF1C1B1F),
+    onSurface = Color(0xFF1C1B1F),
+    */
+)
+
+@Composable
+fun SmartWatchAndroidTheme(
+    darkTheme: Boolean = isSystemInDarkTheme(),
+    // Dynamic color is available on Android 12+
+    dynamicColor: Boolean = true,
+    content: @Composable () -> Unit
+) {
+    val colorScheme = when {
+        dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+            val context = LocalContext.current
+            if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+        }
+
+        darkTheme -> DarkColorScheme
+        else -> LightColorScheme
+    }
+
+    MaterialTheme(
+        colorScheme = colorScheme,
+        typography = Typography,
+        content = content
+    )
+}

app/src/main/java/com/example/smart_watch_android/ui/theme/Type.kt

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+package com.example.smart_watch_android.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+    bodyLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 16.sp,
+        lineHeight = 24.sp,
+        letterSpacing = 0.5.sp
+    )
+    /* Other default text styles to override
+    titleLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 22.sp,
+        lineHeight = 28.sp,
+        letterSpacing = 0.sp
+    ),
+    labelSmall = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Medium,
+        fontSize = 11.sp,
+        lineHeight = 16.sp,
+        letterSpacing = 0.5.sp
+    )
+    */
+)

app/src/main/keepRules/rules.keep

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+# Add project specific R8 rules here.
+# AGP will combine all keep rule files in src/main/keepRules to pass to R8
+#
+# For more details, see
+#   https://d.android.com/r/tools/r8/keep-rules
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

app/src/main/res/drawable/ic_launcher_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

app/src/main/res/mipmap-anydpi/ic_launcher.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/mipmap-anydpi/ic_launcher_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/values/colors.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>

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

@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">Smart-Watch-Android</string>
+</resources>

app/src/main/res/values/themes.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Theme.SmartWatchAndroid" parent="android:Theme.Material.Light.NoActionBar" />
+</resources>

app/src/main/res/xml/backup_rules.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older than API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>

app/src/test/java/com/example/smart_watch_android/ExampleUnitTest.kt

@@ -0,0 +1,17 @@
+package com.example.smart_watch_android
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}