hoc081098

import android.app.AppOpsManager
import android.app.AppOpsManager.OnOpChangedListener
import android.content.Context
import android.os.Build
import android.os.Process
import androidx.core.content.getSystemService
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.channels.awaitClose
import kotlinx.coroutines.flow.Flow

hoc081098

fun main() {
    var delta = -1
    val m = 3
    
    val offsets: List<Int> = (0..10).scan(0) { acc, _ ->
        (acc + delta).also {
            if (it == -m || it == m) {
                delta = -delta
            }
        }

hoc081098

attribute vec4 a_Position; attribute vec2 a_TexCoordinate; varying vec2 v_TexCoordinate; void main() { v_TexCoordinate = a_TexCoordinate; gl_Position = a_Position; }
ChatGPT This is a simple vertex shader written in GLSL (OpenGL Shading Language).

hoc081098

class MyEffectPreviewView : GLView {
    constructor(context: Context?) : super(context)
    constructor(context: Context?, attrs: AttributeSet?) : super(context, attrs)

    private var index = 0
    private var bitmaps: List<Bitmap> = emptyList()

    override fun onGLDraw(canvas: ICanvasGL) {
        val bitmaps = this.bitmaps
        val index = this.index

hoc081098

// ----------------------------------------------------------------------------- Domain
interface HomeRepository {
  suspend fun fetchData(): String
  suspend fun syncData()
  fun observeData(): Flow<String>
}

// -----------------------------------------------------------------------------Demo: Home screen UI
sealed interface HomeAction {
  object FetchData : HomeAction

hoc081098

import kotlinx.coroutines.flow.*
import kotlinx.coroutines.*

data class State(val isLoading: Boolean = false, val items: List<Int> = emptyList())

sealed interface Reducer {
    operator fun invoke(current: State): State
}

object LoadingReducer : Reducer {

hoc081098

import kotlinx.coroutines.flow.*
import kotlinx.coroutines.*

data class State(val isLoading: Boolean = false, val items: List<Int> = emptyList())

fun interface Reducer {
    operator fun invoke(current: State): State
}

val loadingReducer = Reducer { it.copy(isLoading = true) }

hoc081098

import kotlinx.coroutines.flow.*
import kotlinx.coroutines.*

data class State(val isLoading: Boolean = false, val items: List<Int> = emptyList())

typealias Reducer = (current: State) -> State

val loadingReducer: Reducer = { it.copy(isLoading = true) }

val loadedReducer: Reducer = { it.copy(isLoading = false, items = listOf(1, 2, 3)) }

hoc081098

subprojects {
  apply<KoverPlugin>()

  afterEvaluate {
    tasks.withType<Test> {
      testLogging {
        showExceptions = true
        showCauses = true
        showStackTraces = true
        showStandardStreams = true

hoc081098

package com.hoc081098.kmpviewmodelsample.android

import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.material3.Button
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable