Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

app/.gitignore

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+/build

app/build.gradle.kts

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+plugins {
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.jetbrains.kotlin.android)
+}
+
+android {
+    namespace = "com.example.timer"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.example.timer"
+        minSdk = 24
+        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_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+    buildFeatures {
+        compose = true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion = "1.5.1"
+    }
+    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)
+    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)
+
+    implementation (libs.androidx.work.runtime.ktx)
+}

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/androidTest/java/com/example/timer/ExampleInstrumentedTest.kt

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+package com.example.timer
+
+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.timer", 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.POST_NOTIFICATIONS" />
+    <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.TIMER"
+        tools:targetApi="31">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.TIMER">
+            <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/timer/Constants.kt

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+package com.example.timer
+
+const val TIMER_DEFAULT_VALUE = 61f

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

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+package com.example.timer
+
+import android.app.Activity
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.net.Uri
+import android.os.Bundle
+import android.provider.Settings
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.ui.Modifier
+import com.example.timer.permission.PermissionDialog
+import com.example.timer.permission.PostNotificationPermission
+import com.example.timer.timer.TimerScreen
+import com.example.timer.timer.TimerViewModel
+import com.example.timer.worker.TimerWorkerRepoImpl
+
+class MainActivity : ComponentActivity() {
+    private val timerVm = TimerViewModel(TimerWorkerRepoImpl(this))
+    private val mainVm = MainViewModel()
+    private val requiredPermission = PostNotificationPermission()
+
+    private val requiredPermissionRequest =
+        registerForActivityResult(ActivityResultContracts.RequestPermission()) { granted ->
+            mainVm.onPermissionResult(
+                permission = requiredPermission,
+                isGranted = granted
+            )
+        }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+        setContent {
+            ShowPermissionsDialog()
+            TimerScreen(
+                Modifier.fillMaxSize(),
+                timerVm.timerValue.collectAsState().value.roundToString(),
+                onStartTimer = timerVm::startStopTimer
+            )
+        }
+    }
+
+    @Composable
+    fun ShowPermissionsDialog() {
+        mainVm.visiblePermissionDialogQueue
+            .reversed()
+            .forEach { permission ->
+                PermissionDialog(
+                    permission = requiredPermission,
+                    isPermanentlyDeclined = !shouldShowRequestPermissionRationale(
+                        permission.id
+                    ),
+                    onDismiss = mainVm::dismissDialog,
+                    onOkClick = {
+                        mainVm.dismissDialog()
+                    },
+                    onGoToAppSettingsClick = ::openAppSettings
+                )
+            }
+    }
+
+    override fun onStart() {
+        super.onStart()
+        if (checkSelfPermission(requiredPermission.id) == PackageManager.PERMISSION_GRANTED) {
+            return
+        }
+
+        requiredPermissionRequest.launch(
+            requiredPermission.id
+        )
+    }
+}
+
+fun Activity.openAppSettings() {
+    Intent(
+        Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
+        Uri.fromParts("package", packageName, null)
+    ).also(::startActivity)
+}
+