feature: jetpack compose setup

Author: Lennoard

app/build.gradle.kts

@@ -61,6 +61,7 @@ android {
     buildFeatures {
         android.buildFeatures.viewBinding = true
         android.buildFeatures.dataBinding = true
+        compose = true
     }
 
     sourceSets {
@@ -91,6 +92,10 @@ android {
     kotlinOptions {
         jvmTarget = "1.8"
     }
+
+    composeOptions {
+        kotlinCompilerExtensionVersion = Compose.kotlinCompilerExtensionVersion
+    }
 }
 
 kapt {

app/src/main/kotlin/com/androidvip/sysctlgui/ui/params/list/ParamItem.kt

@@ -0,0 +1,46 @@
+package com.androidvip.sysctlgui.ui.params.list
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import com.androidvip.sysctlgui.data.models.KernelParam
+
+@Composable
+fun ParamItem(onParamClick: (KernelParam) -> Unit, param: KernelParam) {
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clickable { onParamClick(param) }
+    ) {
+        Text(
+            modifier = Modifier.padding(start = 16.dp, end = 16.dp, top = 16.dp),
+            text = param.shortName,
+            maxLines = 1,
+            overflow = TextOverflow.Ellipsis,
+            style = MaterialTheme.typography.bodyLarge
+        )
+        Spacer(modifier = Modifier.height(2.dp))
+        Text(
+            modifier = Modifier.padding(start = 16.dp, end = 16.dp, bottom = 16.dp),
+            text = param.value,
+            style = MaterialTheme.typography.bodyMedium
+        )
+    }
+}
+
+@Preview
+@Composable
+fun ParamItemPreview() {
+    val param = KernelParam(name = "test", value = "success")
+    ParamItem(onParamClick = {}, param = param)
+}

buildSrc/src/main/kotlin/AndroidX.kt

@@ -3,7 +3,11 @@ object AndroidX {
     const val constraintLayout = "androidx.constraintlayout:constraintlayout:2.1.4"
     const val core = "androidx.core:core-ktx:1.10.1"
     const val splashScreen = "androidx.core:core-splashscreen:1.0.1"
-    const val lifecycleLiveData = "androidx.lifecycle:lifecycle-livedata-ktx:2.6.1"
+
+    private const val lifecycleVersion = "2.6.1"
+    const val lifecycleLiveData = "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycleVersion"
+    const val lifecycleViewModel = "androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycleVersion"
+
     const val preference = "androidx.preference:preference-ktx:1.2.0"
     const val swipeRefreshLayout = "androidx.swiperefreshlayout:swiperefreshlayout:1.1.0"
 

buildSrc/src/main/kotlin/Compose.kt

@@ -0,0 +1,7 @@
+object Compose {
+    const val BoM = "androidx.compose:compose-bom:2023.01.00"
+    const val kotlinCompilerExtensionVersion = "1.3.2"
+    const val material3 = "androidx.compose.material3:material3"
+    const val uiTooling = "androidx.compose.ui:ui-tooling"
+    const val activity = "androidx.activity:activity-compose:1.6.1"
+}

buildSrc/src/main/kotlin/Dependencies.kt

@@ -4,6 +4,7 @@ object Dependencies {
     const val koinAndroid = "io.insert-koin:koin-android:$koinVersion"
     const val koinCore = "io.insert-koin:koin-core:$koinVersion"
 
+    const val coroutinesCore = "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3"
     const val tapTargetView = "com.getkeepsafe.taptargetview:taptargetview:1.13.3"
     const val libSuCore = "com.github.topjohnwu.libsu:core:2.5.1"
     const val liveEvent = "com.github.hadilq:live-event:1.3.0"

common/design/build.gradle.kts

@@ -28,6 +28,7 @@ android {
 
     buildFeatures {
         viewBinding = true
+        compose = true
     }
 
     compileOptions {
@@ -38,13 +39,25 @@ android {
     kotlinOptions {
         jvmTarget = "1.8"
     }
+
+    composeOptions {
+        kotlinCompilerExtensionVersion = Compose.kotlinCompilerExtensionVersion
+    }
 }
 
 dependencies {
+    val composeBom = platform(Compose.BoM)
+    api(composeBom)
+    androidTestImplementation(composeBom)
+
     api(AndroidX.appCompat)
     api(AndroidX.constraintLayout)
     api(AndroidX.core)
     api(AndroidX.swipeRefreshLayout)
+    api(Compose.material3)
+    api(Compose.activity)
+    api(Compose.uiTooling)
+    debugApi(Compose.uiTooling)
     implementation(AndroidX.splashScreen)
     implementation(Google.material)
 }

common/utils/build.gradle.kts

@@ -1,17 +1,42 @@
 plugins {
-    id("java-library")
-    id("kotlin")
+    id("com.android.library")
+    id("org.jetbrains.kotlin.android")
 }
 
-java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
-}
+android {
+    namespace = "${AppConfig.appId}.utils"
+    compileSdk = AppConfig.compileSdkVersion
+
+    defaultConfig {
+        minSdk = AppConfig.minSdkVersion
+        targetSdk = AppConfig.targetSdlVersion
+
+        testInstrumentationRunner = AppConfig.testInstrumentationRunner
+        consumerProguardFiles(AppConfig.proguardConsumerRules)
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = !AppConfig.devCycle
+            isShrinkResources = !AppConfig.devCycle
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
 
-sourceSets {
-    maybeCreate("main").java.srcDir("src/main/kotlin")
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
 }
 
 dependencies {
-    implementation(Dependencies.koinCore)
+    implementation(AndroidX.lifecycleViewModel)
+    api(Dependencies.coroutinesCore)
 }

common/utils/src/main/kotlin/com/androidvip/sysctlgui/utils/BaseViewModel.kt

@@ -0,0 +1,39 @@
+package com.androidvip.sysctlgui.utils
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.receiveAsFlow
+import kotlinx.coroutines.flow.shareIn
+import kotlinx.coroutines.launch
+
+abstract class BaseViewModel<Event, State, Effect> : ViewModel() {
+    abstract fun createInitialState(): State
+
+    private val initialState: State by lazy { createInitialState() }
+
+    val currentState: State get() = uiState.value
+
+    private val _uiState: MutableStateFlow<State> = MutableStateFlow(initialState)
+    private val uiState = _uiState.asStateFlow()
+
+    private val _effect: Channel<Effect> = Channel()
+    private val effect = _effect
+        .receiveAsFlow()
+        .shareIn(viewModelScope, SharingStarted.WhileSubscribed())
+
+    abstract fun processEvent(event: Event)
+
+    protected fun setState(block: State.() -> State) {
+        _uiState.value = currentState.block()
+    }
+
+    protected fun setEffect(block: () -> Effect) {
+        viewModelScope.launch {
+            _effect.send(block())
+        }
+    }
+}