Add ViewModel logic

README.md

@@ -1 +0,0 @@
-# 

app/build.gradle.kts

@@ -11,4 +11,6 @@ android.namespace = "io.github.droidkaigi.confsched2022"
 dependencies {
     implementation(projects.featureHome)
     implementation(projects.coreUi)
+
+    implementation(libs.hiltNavigationCompose)
 }

build-logic/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

core-model/src/androidMain/java/io/github/droidkaigi/confsched2022/SessionGroup.kt → core-model/src/commonMain/kotlin/io/github/droidkaigi/confsched2022/Sessions.kt

@@ -2,4 +2,4 @@ package io.github.droidkaigi.confsched2022
 
 import kotlinx.collections.immutable.ImmutableList
 
-class SessionGroup(val sessions: ImmutableList<Session>)
+class Sessions(val sessions: ImmutableList<Session>)

feature-home/build.gradle.kts

@@ -8,6 +8,7 @@ dependencies {
     implementation(projects.coreUi)
     implementation(projects.coreModel)
 
+    implementation(libs.hiltNavigationCompose)
     implementation(libs.androidxCoreKtx)
     implementation(libs.composeUi)
     implementation(libs.composeMaterial)

feature-home/src/main/java/io/github/droidkaigi/confsched2022/Sessions.kt

@@ -1,15 +1,25 @@
 package io.github.droidkaigi.confsched2022
 
+import androidx.compose.foundation.clickable
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.hilt.navigation.compose.hiltViewModel
 import io.github.droidkaigi.confsched2022.ui.theme.DroidKaigi2022Theme
 
 @Composable
 fun Sessions() {
-    Text(text = "Hello!")
+    val hiltViewModel = hiltViewModel<SessionsViewModel>()
+    val state by hiltViewModel.state
+    Text(
+        text = "Hello! $state",
+        modifier = Modifier.clickable {
+            hiltViewModel.onToggle()
+        }
+    )
 }
-
 @Preview(showBackground = true)
 @Composable
 fun SessionsPreview() {

feature-home/src/main/java/io/github/droidkaigi/confsched2022/SessionsUiModel.kt

@@ -1,10 +1,11 @@
 package io.github.droidkaigi.confsched2022
 
-class SessionsUiModel(
-    val sessionListState: SessionListState
+data class SessionsUiModel(
+    val sessionsState: SessionsState,
+    val isFilterOn: Boolean
 ) {
-    sealed interface SessionListState {
-        class Loaded() : SessionListState
-        object Loading : SessionListState
+    sealed interface SessionsState {
+        class Loaded(sessions: Sessions) : SessionsState
+        object Loading : SessionsState
     }
 }

feature-home/src/main/java/io/github/droidkaigi/confsched2022/SessionsViewModel.kt

@@ -6,32 +6,40 @@ import androidx.compose.runtime.State
 import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
+import app.cash.molecule.AndroidUiDispatcher
 import app.cash.molecule.RecompositionClock
+import app.cash.molecule.RecompositionClock.ContextClock
 import app.cash.molecule.launchMolecule
 import dagger.hilt.android.lifecycle.HiltViewModel
-import io.github.droidkaigi.confsched2022.SessionsUiModel.SessionListState
+import io.github.droidkaigi.confsched2022.SessionsUiModel.SessionsState
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
 
 @HiltViewModel
 class SessionsViewModel @Inject constructor() : ViewModel() {
     val filter = mutableStateOf(false)
-    val state = viewModelScope.moleculeComposeState {
-        SessionsUiModel(SessionListState.Loading)
+
+    private val moleculeScope =
+        CoroutineScope(viewModelScope.coroutineContext + AndroidUiDispatcher.Main)
+
+    val state = moleculeScope.moleculeComposeState(clock = ContextClock) {
+        SessionsUiModel(SessionsState.Loading, isFilterOn = filter.value)
     }
 
     fun onToggle() {
+        println("toggle")
         filter.value = !filter.value
     }
 }
 
 fun <T> CoroutineScope.moleculeComposeState(
+    clock: RecompositionClock,
     body: @Composable () -> T,
 ): State<T> {
     var mutableState: MutableState<T>? = null
 
-    launchMolecule<T>(
-        RecompositionClock.ContextClock,
+    launchMolecule(
+        clock,
         emitter = { value ->
             val outputFlow = mutableState
             if (outputFlow != null) {

gradle/libs.versions.toml

@@ -8,7 +8,8 @@ androidDesugarJdkLibs = "1.2.0"
 compose = "1.2.0"
 composeCompiler = "1.2.0"
 androidxLifecycle = "2.5.0"
-androidxActivity = "1.5.0"
+androidxActivity = "1.6.0-alpha05"
+hiltNavigationCompose = "1.0.0"
 junit = "4.13.2"
 androidxTestExt = "1.1.3"
 androidxTestEspresso = "3.4.0"
@@ -41,6 +42,7 @@ kotlinxCollectionsImmutable = { module = "org.jetbrains.kotlinx:kotlinx-collecti
 androidxCoreKtx = { module = "androidx.core:core-ktx", version.ref = "androidxCore" }
 androidxLifecycleLifecycleRuntimeKtx = { module = "androidx.lifecycle:lifecycle-runtime-ktx", version.ref = "androidxLifecycle" }
 androidxActivityActivityCompose = { module = "androidx.activity:activity-compose", version.ref = "androidxActivity" }
+hiltNavigationCompose = { module = "androidx.hilt:hilt-navigation-compose", version.ref = "hiltNavigationCompose" }
 junit = { module = "junit:junit", version.ref = "junit" }
 androidxTestExtJunit = { module = "androidx.test.ext:junit", version.ref = "androidxTestExt" }
 androidxTestEspressoEspressoCore = { module = "androidx.test.espresso:espresso-core", version.ref = "androidxTestEspresso" }