setup koin, add light repository, start network setup

build.gradle.kts

@@ -1,5 +1,6 @@
 plugins {
     kotlin("multiplatform") version "1.6.10"
+    kotlin("plugin.serialization") version "1.6.10"
 }
 
 group = "fi.schro"
@@ -32,6 +33,9 @@ kotlin {
             dependencies {
                 implementation("io.insert-koin:koin-core:3.1.5")
                 implementation("com.github.ajalt.clikt:clikt:3.4.0")
+                implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.2")
+                implementation("io.ktor:ktor-client-core:1.6.7")
+                implementation("io.ktor:ktor-client-cio:1.6.7")
             }
         }
         val nativeTest by getting

gradle.properties

@@ -1,3 +1,4 @@
 kotlin.code.style=official
 kotlin.mpp.enableGranularSourceSetsMetadata=true
 kotlin.native.enableDependencyPropagation=false
+kotlin.native.cacheKind.linuxX64=none

src/nativeMain/kotlin/fi/schro/Main.kt

@@ -1,5 +1,14 @@
 package fi.schro
 
-fun main() {
-    println("Hello, Kotlin/Native!")
+import fi.schro.di.mainModule
+import fi.schro.ui.HappyCatCommand
+import org.koin.core.context.startKoin
+
+fun main(args: Array<String>) {
+    startKoin {
+        modules(mainModule)
+    }
+
+    HappyCatCommand()
+        .main(args)
 }

src/nativeMain/kotlin/fi/schro/data/ElgatoLightRepository.kt

@@ -0,0 +1,46 @@
+package fi.schro.data
+
+import fi.schro.ui.LightPowerState
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlin.math.roundToInt
+
+class ElgatoLightRepository: LightRepository {
+    override fun setLightStatus(lightAddress: String, status: LightStatus) {
+        TODO("Not yet implemented")
+    }
+
+    override fun getLightStatus(lightAddress: String): LightStatus {
+        TODO("Not yet implemented")
+    }
+}
+
+@Serializable
+data class ElgatoLightStatus(
+    @SerialName("lights") val lights: List<ElgatoLight>,
+    @SerialName("numberOfLights") val numberOfLights: Int = lights.size
+)
+
+@Serializable
+data class ElgatoLight(
+    @SerialName("on") val on: Int? = null,
+    @SerialName("brightness") val brightness: Int? = null,
+    @SerialName("temperature") val temperature: Int? = null
+){
+    fun toLightStatus(){
+        LightStatus(
+            powerStatus = on?.let { LightPowerState.fromInt(it) },
+            brightness = brightness,
+            temperature = temperature?.let { convertElgatoTemperatureToKelvin(it) }
+            )
+    }
+}
+
+private fun convertKelvinToElgatoTemperature(kelvinTemperature: Int): Int {
+    TODO("todo")
+}
+
+private fun convertElgatoTemperatureToKelvin(elgatoTemperature: Int): Int {
+    //based on: https://github.com/justinforlenza/keylight-control/blob/main/src/keylight.js
+    return (((-4100*elgatoTemperature) / 201f) + 1993300/201f).roundToInt()
+}

src/nativeMain/kotlin/fi/schro/data/LightRepository.kt

@@ -0,0 +1,22 @@
+package fi.schro.data
+
+import fi.schro.ui.LightPowerState
+
+interface LightRepository {
+    fun setLightStatus(lightAddress: String, status: LightStatus)
+    fun getLightStatus(lightAddress: String): LightStatus
+}
+
+data class LightStatus(
+    val powerStatus: LightPowerState?,
+    val brightness: Int?,
+    val temperature: Int?
+){
+    override fun toString(): String {
+        val stringList = mutableListOf<String>()
+        powerStatus?.let { stringList.add("status: ${powerStatus.stringValue}") }
+        brightness?.let { stringList.add("brightness: $brightness") }
+        temperature?.let { stringList.add("temperature: $temperature") }
+        return stringList.joinToString(separator = "\n")
+    }
+}

src/nativeMain/kotlin/fi/schro/di/Modules.kt

@@ -1 +1,30 @@
 package fi.schro.di
+
+import fi.schro.data.ElgatoLightRepository
+import fi.schro.data.LightRepository
+import fi.schro.ui.ApplyCommand
+import fi.schro.ui.GetCommand
+import fi.schro.ui.SetCommand
+import io.ktor.client.*
+import io.ktor.client.engine.cio.*
+import org.koin.dsl.module
+
+val commandModule = module {
+    single{ ApplyCommand() }
+    single{ SetCommand() }
+    single{ GetCommand(get()) }
+}
+
+val dataModule = module {
+    single<LightRepository> { ElgatoLightRepository() }
+}
+
+val networkModule = module {
+    single<HttpClient> { HttpClient(CIO) }
+}
+
+val mainModule = listOf(
+    commandModule,
+    dataModule,
+    networkModule
+)

src/nativeMain/kotlin/fi/schro/ui/HappyCatCommand.kt

@@ -1,4 +1,84 @@
 package fi.schro.ui
 
-class HappyCatCommand {
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.core.subcommands
+import com.github.ajalt.clikt.parameters.arguments.argument
+import com.github.ajalt.clikt.parameters.options.check
+import com.github.ajalt.clikt.parameters.options.option
+import com.github.ajalt.clikt.parameters.types.enum
+import com.github.ajalt.clikt.parameters.types.int
+import fi.schro.data.LightRepository
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+
+const val ARG_TARGET_LAMP = "TARGET_LAMP"
+const val ARG_CONFIGURATION_FILE = "CONFIGURATION_FILE"
+
+class HappyCatCommand: CliktCommand(), KoinComponent {
+    private val applyCommand: ApplyCommand by inject()
+    private val getCommand: GetCommand by inject()
+    private val setCommand: SetCommand by inject()
+
+    init {
+        subcommands(
+            applyCommand,
+            getCommand,
+            setCommand
+        )
+    }
+
+    override fun run() = Unit
+}
+
+class SetCommand: CliktCommand(name = "set", help = "Sets the defined values to the specified light"){
+    private val targetLamp: String by argument(ARG_TARGET_LAMP)
+    private val brightness: Int? by option(
+        "-b",
+        "--brightness",
+        help = "The brightness to be set in percent of the maximum"
+    ).int().check("Value must be between 0 and 100") {
+        it in 0..100
+    }
+    private val temperature: Int? by option("-t", "--temperature", help = "The temperature to be set in Kelvin").int()
+        .check("Value must be between 1,000 and 10,000") {
+            it in 1000..10000
+        }
+
+    private val powerState: LightPowerState? by option("-p", "--powerstate", help = "The state to be set").enum<LightPowerState>()
+
+
+    override fun run() {
+        echo("Values set")
+    }
+}
+
+class GetCommand(
+    private val lightRepository: LightRepository
+) : CliktCommand(name = "get", help = "Gets and prints the current setting of the specified light") {
+    private val targetLamp: String by argument(ARG_TARGET_LAMP)
+
+    override fun run() {
+        val status = lightRepository.getLightStatus(targetLamp)
+        echo(status)
+    }
+}
+
+class ApplyCommand: CliktCommand(name = "apply", help = "Applies the given configuration to the specified light"){
+    private val configurationFile: String by argument(ARG_CONFIGURATION_FILE)
+    private val targetLamp: String by argument(ARG_TARGET_LAMP)
+
+    override fun run() {
+        echo("Configuration applied")
+    }
+}
+
+enum class LightPowerState(val stringValue: String, val intValue: Int) {
+    ON("ON", 1),
+    OFF("OFF", 0);
+
+    companion object {
+        fun fromInt(intValue: Int): LightPowerState? {
+            return values().firstOrNull { it.intValue == intValue }
+        }
+    }
 }