Initialize project and implement UI flow for sending files

.github/workflows/build.yml

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+name: Build the app
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  check:
+    if: ${{ startsWith(github.actor, 'dependabot') }}
+    environment: Development
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v1.0.5
+
+      - name: Build debug APK
+        run: ./gradlew assembleDebug
+
+  build:
+    if: ${{ ! startsWith(github.actor, 'dependabot') }}
+    environment: Development
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v1.0.5
+
+      - name: Build debug APK
+        run: ./gradlew assembleDebug
+
+      - name: Upload debug arm64-v8a APK
+        uses: actions/upload-artifact@v3
+        with:
+          name: ark-drop-debug-apk
+          path: ./app/build/outputs/apk/debug/app-debug.apk
+
+  lint:
+    environment: Development
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+
+      - name: Run linter
+        run: ./gradlew lint
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: lint-results
+          path: ./app/build/reports/lint-results-debug.html

.gitignore

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+*.iml
+.gradle
+/local.properties
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
+/.idea/

app/.gitignore

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+/build

app/build.gradle.kts

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+plugins {
+    alias(libs.plugins.androidApplication)
+    alias(libs.plugins.jetbrainsKotlinAndroid)
+}
+
+android {
+    namespace = "com.arkbuilders.arkdrop"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.arkbuilders.arkdrop"
+        minSdk = 31
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        vectorDrawables {
+            useSupportLibrary = true
+        }
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+    buildFeatures {
+        compose = true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion = "1.5.3"
+    }
+    packaging {
+        resources {
+            excludes += "/META-INF/{AL2.0,LGPL2.1}"
+        }
+    }
+}
+
+dependencies {
+
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.androidx.lifecycle.runtime.ktx)
+    implementation(libs.androidx.activity.compose)
+    implementation(platform(libs.androidx.compose.bom))
+    implementation(libs.androidx.ui)
+    implementation(libs.androidx.ui.graphics)
+    implementation(libs.androidx.ui.tooling.preview)
+    implementation(libs.androidx.material3)
+    implementation(libs.androidx.navigation.compose)
+    implementation(libs.androidx.material.icons.extended)
+    implementation(libs.androidx.appcompat)
+    implementation(libs.material)
+    implementation(libs.androidx.activity)
+    implementation(libs.androidx.constraintlayout)
+
+    implementation(libs.androidx.camera.core)
+    implementation(libs.androidx.camera.camera2)
+    implementation(libs.androidx.camera.lifecycle)
+    implementation(libs.androidx.camera.view)
+    implementation (libs.androidx.camera.mlkit.vision)
+    implementation(libs.barcode.scanning)
+
+    testImplementation(libs.junit)
+
+    androidTestImplementation(libs.androidx.junit)
+    androidTestImplementation(libs.androidx.espresso.core)
+    androidTestImplementation(platform(libs.androidx.compose.bom))
+    androidTestImplementation(libs.androidx.ui.test.junit4)
+
+    debugImplementation(libs.androidx.ui.tooling)
+    debugImplementation(libs.androidx.ui.test.manifest)
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# 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 *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

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">
+
+    <uses-feature android:name="android.hardware.camera.any" />
+
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
+    <uses-permission android:name="android.permission.READ_MEDIA_VIDEO" />
+    <!--
+ To handle the reselection within the app on devices running Android 14
+         or higher if your app targets Android 14 (API level 34) or higher.
+    -->
+    <uses-permission android:name="android.permission.READ_MEDIA_VISUAL_USER_SELECTED" />
+
+    <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.ARKDrop">
+        <activity
+            android:name=".presentation.feature.qrcodescanner.QRCodeScannerActivity"
+            android:exported="false"
+            android:theme="@style/Theme.AppCompat" />
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:theme="@style/Theme.ARKDrop">
+            <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/arkbuilders/arkdrop/MainActivity.kt

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+package com.arkbuilders.arkdrop
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.result.contract.ActivityResultContracts
+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.rememberCoroutineScope
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.currentBackStackEntryAsState
+import androidx.navigation.compose.rememberNavController
+import com.arkbuilders.arkdrop.presentation.navigation.BottomTab
+import com.arkbuilders.arkdrop.presentation.navigation.TransfersDestination
+import com.arkbuilders.arkdrop.presentation.navigation.navRegistration
+import com.arkbuilders.arkdrop.presentation.permission.PermissionManager
+import com.arkbuilders.arkdrop.ui.theme.ARKDropTheme
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        // Register ActivityResult handler
+        val requestPermissions =
+            registerForActivityResult(ActivityResultContracts.RequestMultiplePermissions()) { results ->
+                // Handle permission requests results
+                // See the permission example in the Android platform samples: https://github.com/android/platform-samples
+            }
+
+        PermissionManager.initialize(requestPermissions)
+        PermissionManager.requestPermission(baseContext)
+        setContent {
+            ARKDropTheme {
+                // A surface container using the 'background' color from the theme
+                val navController = rememberNavController()
+                val currentBackStack by navController.currentBackStackEntryAsState()
+                val currentDestination = currentBackStack?.destination
+                val scope = rememberCoroutineScope()
+
+                Scaffold(
+                    bottomBar = {
+                        BottomTab(
+                            navController = navController,
+                            currentDestination = currentDestination
+                        )
+                    }) { innerPadding ->
+                    NavHost(
+                        navController,
+                        startDestination = TransfersDestination.route,
+                        Modifier.padding(innerPadding)
+                    ) {
+                        navRegistration(navController)
+                    }
+                }
+
+            }
+        }
+    }
+}
+
+@Composable
+fun Greeting(name: String, modifier: Modifier = Modifier) {
+    Text(
+        text = "Hello $name!",
+        modifier = modifier
+    )
+}
+
+@Preview(showBackground = true)
+@Composable
+fun GreetingPreview() {
+    ARKDropTheme {
+        Greeting("Android")
+    }
+}