it is literally working

README.md

@@ -42,6 +42,14 @@ is provided.
 
 * https://jbrandhorst.com/post/go-protobuf-tips/
 
+
+##### wasm
+
+kt -> wasm -> lua?
+kt-flatbuffers -> wasm -> lua?
+
+https://www.npmjs.com/package/wasm2lua?activeTab=readme
+
 ##### flatbuffers
 
 https://github.com/dvidelabs/flatcc
@@ -56,6 +64,3 @@ https://github.com/dvidelabs/flatcc
 
 https://www.zash.se/lua-cbor.html
 https://code.zash.se/lua-cbor/archive/68b3a36d0816.tar.gz
-
-
-

gradle/kotlin-js-store/yarn.lock

@@ -2,6 +2,13 @@
 # yarn lockfile v1
 
 
+"@babel/runtime@^7.9.2":
+  version "7.16.5"
+  resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.16.5.tgz#7f3e34bf8bdbbadf03fbb7b1ea0d929569c9487a"
+  integrity sha512-TXWihFIS3Pyv5hzR7j6ihmeLkZfrXGxAr5UfSl8CHf+6q/wpiYDkUau0czckpYG8QmnCIuPpdLtuA9VmuGGyMA==
+  dependencies:
+    regenerator-runtime "^0.13.4"
+
 "@discoveryjs/json-ext@^0.5.0":
   version "0.5.6"
   resolved "https://registry.yarnpkg.com/@discoveryjs/json-ext/-/json-ext-0.5.6.tgz#d5e0706cf8c6acd8c6032f8d54070af261bbbb2f"
@@ -81,6 +88,11 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.50.tgz#1e0caa9364d3fccd2931c3ed96fdbeaa5d4cca83"
   integrity sha512-C6N5s2ZFtuZRj54k2/zyRhNDjJwwcViAM3Nbm8zjBpbqAdZ00mr0CFxvSKeO8Y/e03WVFLpQMdHYVfUd6SB+Hw==
 
+"@types/geojson@*", "@types/geojson@7946.0.8":
+  version "7946.0.8"
+  resolved "https://registry.yarnpkg.com/@types/geojson/-/geojson-7946.0.8.tgz#30744afdb385e2945e22f3b033f897f76b1f12ca"
+  integrity sha512-1rkryxURpr6aWP7R786/UQOkJ3PcpQiWkAXBmdWc7ryFWqN6a4xfK7BtjXvFBKO9LjQ+MWQSWxYeZX1OApnArA==
+
 "@types/glob@5 - 7":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@types/glob/-/glob-7.2.0.tgz#bc1b5bf3aa92f25bd5dd39f35c57361bdce5b2eb"
@@ -101,6 +113,13 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.9.tgz#97edc9037ea0c38585320b28964dde3b39e4660d"
   integrity sha512-qcUXuemtEu+E5wZSJHNxUXeCZhAfXKQ41D+duX+VYPde7xyEVZci+/oXKJL13tnRs9lR2pr4fod59GT6/X1/yQ==
 
+"@types/leaflet@^1.7.7":
+  version "1.7.7"
+  resolved "https://registry.yarnpkg.com/@types/leaflet/-/leaflet-1.7.7.tgz#3c9f629126e03405ed68cc1aa395e32df3312376"
+  integrity sha512-5/nNqTviSqUwPxbS3PlHl8ODjfnlpOXSFtUAi7dexnisO8E3pfyotChRY/hlIYGvbBiBcKNd6V18xA8O4OpHiQ==
+  dependencies:
+    "@types/geojson" "*"
+
 "@types/minimatch@*":
   version "3.0.5"
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.5.tgz#1001cc5e6a3704b83c236027e77f2f58ea010f40"
@@ -949,6 +968,14 @@ dukat@0.5.8-rc.3:
     google-protobuf "3.12.2"
     typescript "3.9.5"
 
+dukat@0.5.8-rc.4:
+  version "0.5.8-rc.4"
+  resolved "https://registry.yarnpkg.com/dukat/-/dukat-0.5.8-rc.4.tgz#90384dcb50b14c26f0e99dae92b2dea44f5fce21"
+  integrity sha512-ZnMt6DGBjlVgK2uQamXfd7uP/AxH7RqI0BL9GLrrJb2gKdDxvJChWy+M9AQEaL+7/6TmxzJxFOsRiInY9oGWTA==
+  dependencies:
+    google-protobuf "3.12.2"
+    typescript "3.9.5"
+
 ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
@@ -1280,6 +1307,11 @@ function-bind@^1.1.1:
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
   integrity sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==
 
+geojson@^0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/geojson/-/geojson-0.5.0.tgz#3cd6c96399be65b56ee55596116fe9191ce701c0"
+  integrity sha1-PNbJY5m+ZbVu5VWWEW/pGRznAcA=
+
 get-caller-file@^2.0.5:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
@@ -1845,6 +1877,11 @@ kvision-assets@^5.0.7:
   resolved "https://registry.yarnpkg.com/kvision-assets/-/kvision-assets-5.0.7.tgz#e6dc3e28a2d244b4c89318b060d3e7e337c15495"
   integrity sha512-szoL8ixFRTivLkbnmkWFjGJMk3bsUW/loUS5QfWThPwFnyFEw8ht3eBUrJ0V51Rn/WaJbVoPvY4SfIaiNu13bg==
 
+leaflet@^1.7.1:
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/leaflet/-/leaflet-1.7.1.tgz#10d684916edfe1bf41d688a3b97127c0322a2a19"
+  integrity sha512-/xwPEBidtg69Q3HlqPdU3DnrXQOvQU/CCHA1tcDQVzOwm91YMYaILjNp7L4Eaw5Z4sOYdbBz6koWyibppd8Zqw==
+
 loader-runner@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/loader-runner/-/loader-runner-4.2.0.tgz#d7022380d66d14c5fb1d496b89864ebcfd478384"
@@ -2430,6 +2467,23 @@ rechoir@^0.7.0:
   dependencies:
     resolve "^1.9.0"
 
+redux-thunk@^2.4.0:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/redux-thunk/-/redux-thunk-2.4.1.tgz#0dd8042cf47868f4b29699941de03c9301a75714"
+  integrity sha512-OOYGNY5Jy2TWvTL1KgAlVy6dcx3siPJ1wTq741EPyUKfn6W6nChdICjZwCd0p8AZBs5kWpZlbkXW2nE/zjUa+Q==
+
+redux@^4.1.2:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/redux/-/redux-4.1.2.tgz#140f35426d99bb4729af760afcf79eaaac407104"
+  integrity sha512-SH8PglcebESbd/shgf6mii6EIoRM0zrQyjcuQ+ojmfxjTtE0z9Y8pa62iA/OJ58qjP6j27uyW4kUF4jl/jd6sw==
+  dependencies:
+    "@babel/runtime" "^7.9.2"
+
+regenerator-runtime@^0.13.4:
+  version "0.13.9"
+  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.9.tgz#8925742a98ffd90814988d7566ad30ca3b263b52"
+  integrity sha512-p3VT+cOEgxFsRRA9X4lkI1E+k2/CtnKtU4gcxyaCUreilL/vqI6CdZ3wxVUx3UOUg+gnUOQQcRI7BmSI656MYA==
+
 regexp.prototype.flags@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/regexp.prototype.flags/-/regexp.prototype.flags-1.3.1.tgz#7ef352ae8d159e758c0eadca6f8fcb4eef07be26"

gradle/libs.versions.toml

@@ -13,7 +13,8 @@ camel-kafkaConnectors = "0.11.0"
 http4k                = "4.17.6.0"
 kafka                 = "3.0.0"
 kotlinx-serialization = "1.3.2"
-kvision               = "5.6.1"
+#kvision               = "5.6.1"
+kvision               = "5.6.2-SNAPSHOT"
 log4j2                = "2.14.1"
 qosLogback            = "1.2.5"
 slf4j                 = "1.7.30"
@@ -50,8 +51,12 @@ kotlinx-serialization-bom  = { group = "org.jetbrains.kotlinx", name = "kotlinx-
 kotlinx-serialization-core = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-core" }
 kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json" }
 kotlinx-serialization-yaml = { group = "com.charleskorn.kaml",  name = "kaml",                       version = "0.37.0"    }
+
 kotlinx-coroutines         = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-core",    version = "1.6.0" }
+
 kotlinx-html               = { group = "org.jetbrains.kotlinx", name = "kotlinx-html",               version = "0.7.3"     }
+kotlinx-nodejs             = { group = "org.jetbrains.kotlinx", name = "kotlinx-nodejs",             version = "0.0.7"     }
+
 
 ## http4k ##
 http4k-bom            = { group = "org.http4k",  name = "http4k-bom",                          version.ref = "http4k" }

modules/events-mod/src/main/typescript/schema/events-schema.ts

@@ -11,6 +11,13 @@ interface FactorioEvent<T extends FactorioObjectData> {
     tick: uint;
 }
 
+interface Colour {
+    alpha: float;
+    blue: float;
+    green: float;
+    red: float;
+}
+
 interface PositionData {
     x: double;
     y: double;
@@ -19,6 +26,9 @@ interface PositionData {
 interface PlayerData extends FactorioObjectData {
     associated_characters_unit_numbers: uint[];
     character_unit_number: uint | null;
+    chat_colour: Colour;
+    colour: Colour;
+    last_online: uint;
     name: string;
     object_name: string;
     position: PositionData;

modules/events-mod/src/main/typescript/serdes/serdes.ts

@@ -10,6 +10,9 @@ export namespace Serdes {
       character_unit_number: player.character?.unit_number ?? null,
       associated_characters_unit_numbers: charIds,
       position: positionTableToTable(player.position),
+      colour: mapColour(player.color),
+      chat_colour: mapColour(player.chat_color),
+      last_online: player.last_online
     }
   }
 
@@ -62,4 +65,14 @@ export namespace Serdes {
     }
   }
 
+  export function mapColour(color: Color): Colour {
+    color = (color as ColorTable)
+    return {
+      red: color.r ?? 0,
+      green: color.g ?? 0,
+      blue: color.b ?? 0,
+      alpha: color.a ?? 0,
+    }
+  }
+
 }

modules/events-schema/build.gradle.kts

@@ -30,9 +30,9 @@ kotlin {
 
     val commonMain by getting {
       dependencies {
-        implementation(project.dependencies.enforcedPlatform(libs.kotlin.bom))
+        implementation(project.dependencies.platform(libs.kotlin.bom))
 
-        implementation(project.dependencies.enforcedPlatform(libs.kotlinx.serialization.bom))
+        implementation(project.dependencies.platform(libs.kotlinx.serialization.bom))
         implementation(libs.kotlinx.serialization.core)
         implementation(libs.kotlinx.serialization.json)
 
@@ -44,7 +44,7 @@ kotlin {
 
         implementation(kotlin("test"))
 
-        implementation(project.dependencies.enforcedPlatform(libs.kotest.bom))
+        implementation(project.dependencies.platform(libs.kotest.bom))
         implementation("io.kotest:kotest-assertions-core")
         implementation("io.kotest:kotest-property")
         implementation("io.kotest:kotest-assertions-json")

modules/events-schema/src/commonMain/kotlin/dev/adamko/kafkatorio/events/schema/factorioEvents.kt

@@ -11,13 +11,18 @@ import kotlinx.serialization.json.JsonClassDiscriminator
 @Serializable
 data class FactorioEvent<out T : FactorioObjectData>(
   /** the initial Factorio event ({defines.events}) trigger */
-  @SerialName("event_type") val eventType: String,
+  @SerialName("event_type")
+  val eventType: String,
   /** Schema versioning */
-  @SerialName("mod_version") val modVersion: String,
+  @SerialName("mod_version")
-  @SerialName("factorio_version") val factorioVersion: String,
+  val modVersion: String,
+  @SerialName("factorio_version")
+  val factorioVersion: String,
   /** game time */
-  @SerialName("tick") val tick: UInt,
+  @SerialName("tick")
-  @SerialName("data") val data: T
+  val tick: UInt,
+  @SerialName("data")
+  val data: T
 )
 
 
@@ -53,10 +58,20 @@ sealed class FactorioObjectData {
 @SerialName("LuaPlayer")
 data class PlayerData(
   @Serializable(with = ListAsObjectSerializer::class)
-  @SerialName("associated_characters_unit_numbers") val associatedCharactersUnitNumbers: List<UInt>,
+  @SerialName("associated_characters_unit_numbers")
-  @SerialName("character_unit_number") val characterUnitNumber: UInt?,
+  val associatedCharactersUnitNumbers: List<UInt>,
-  @SerialName("name") val name: String,
+  @SerialName("character_unit_number")
-  @SerialName("position") val position: PositionData,
+  val characterUnitNumber: UInt?,
+  @SerialName("name")
+  val name: String,
+  @SerialName("position")
+  val position: PositionData,
+  @SerialName("colour")
+  val colour: Colour,
+  @SerialName("chat_colour")
+  val chatColour: Colour,
+  @SerialName("last_online")
+  val lastOnline: UInt,
 ) : FactorioObjectData() {
   @Transient
   override val objectName: String = "LuaPlayer"
@@ -65,16 +80,25 @@ data class PlayerData(
 @Serializable
 @SerialName("LuaEntity")
 data class EntityData(
-  @SerialName("active") val active: Boolean,
+  @SerialName("active")
-  @SerialName("health") val health: Double?,
+  val active: Boolean,
-  @SerialName("health_ratio") val healthRatio: Double,
+  @SerialName("health")
-  @SerialName("name") val name: String,
+  val health: Double?,
-  @SerialName("position") val position: PositionData,
+  @SerialName("health_ratio")
-  @SerialName("surface_index") val surfaceIndex: Int,
+  val healthRatio: Double,
-  @SerialName("type") val type: String,
+  @SerialName("name")
-  @SerialName("unit_number") val unitNumber: UInt? = null,
+  val name: String,
+  @SerialName("position")
+  val position: PositionData,
+  @SerialName("surface_index")
+  val surfaceIndex: Int,
+  @SerialName("type")
+  val type: String,
+  @SerialName("unit_number")
+  val unitNumber: UInt? = null,
 
-  @SerialName("player_index") val playerIndex: UInt? = null,
+  @SerialName("player_index")
+  val playerIndex: UInt? = null,
 ) : FactorioObjectData() {
   @Transient
   override val objectName: String = "LuaEntity"
@@ -83,9 +107,12 @@ data class EntityData(
 @Serializable
 @SerialName("LuaSurface")
 data class SurfaceData(
-  @SerialName("daytime") val daytime: Double,
+  @SerialName("daytime")
-  @SerialName("index") val index: UInt,
+  val daytime: Double,
-  @SerialName("name") val name: String,
+  @SerialName("index")
+  val index: UInt,
+  @SerialName("name")
+  val name: String,
 ) : FactorioObjectData() {
   @Transient
   override val objectName: String = "LuaSurface"
@@ -93,6 +120,32 @@ data class SurfaceData(
 
 @Serializable
 data class PositionData(
-  @SerialName("x") val x: Double,
+  val x: Double,
-  @SerialName("y") val y: Double,
+  val y: Double,
 )
+
+/**
+ * Red, green, blue and alpha values, all in range `[0, 1]` or all in range `[0, 255]` if any
+ * value is > 1.
+ *
+ * All values here are optional. Color channels default to 0, the alpha channel defaults to 1.
+ */
+@Serializable
+data class Colour(
+  val red: Float = 0f,
+  val green: Float = 0f,
+  val blue: Float = 0f,
+  val alpha: Float = 1f,
+) {
+  /** True if any value is greater than 1, so the values are hexadecimal. */
+  fun isDecimal(): Boolean {
+    return red > 1f
+        || green > 1f
+        || blue > 1f
+        || alpha > 1f
+  }
+
+  /** True if all values are between `[0..1]`. */
+  fun isPercentage(): Boolean = !isDecimal()
+
+}

modules/events-schema/src/jvmTest/kotlin/dev/adamko/kafkatorio/events/schema/FactorioEventTest.kt

@@ -21,7 +21,8 @@ class FactorioEventTest : BehaviorSpec({
           "position": {
             "x": -3.5703125,
             "y": 29.75
-          }
+          },
+          "last_online": 123
         },
         "event_type": "on_player_joined_game",
         "mod_version": "0.0.4",
@@ -41,7 +42,10 @@ class FactorioEventTest : BehaviorSpec({
           position = PositionData(
             x = -3.5703125,
             y = 29.75
-          )
+          ),
+          colour = Colour(),
+          chatColour = Colour(),
+          lastOnline = 123u
         ),
         eventType = "on_player_joined_game",
         modVersion = "0.0.4",

modules/web-map/build.gradle.kts

@@ -1,9 +1,9 @@
+import org.jetbrains.kotlin.gradle.plugin.KotlinDependencyHandler
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpackConfig
 
 plugins {
   id("dev.adamko.kafkatorio.lang.kotlin-js")
   kotlin("plugin.serialization")
-//  kotlin("js") // version kotlinVersion
   id("io.kvision") version "5.6.1"
 }
 
@@ -13,7 +13,7 @@ kotlin {
     browser {
       runTask {
         outputFileName = "main.bundle.js"
-        sourceMaps = false
+        sourceMaps = true
         devServer = KotlinWebpackConfig.DevServer(
           open = false,
           port = 3000,
@@ -37,31 +37,54 @@ kotlin {
   }
 
   sourceSets {
-    val kvisionVersion: String = libs.versions.kvision.get()
+
+    all {
+      languageSettings.optIn("kotlin.RequiresOptIn")
+      languageSettings.optIn("kotlinx.serialization.ExperimentalSerializationApi")
+    }
 
     main {
       dependencies {
 
+        implementation(projects.modules.eventsSchema)
+
         implementation("org.jetbrains.kotlinx:kotlinx-nodejs:0.0.7")
+        implementation("org.jetbrains.kotlinx:kotlinx-html:0.7.3")
 
-        implementation("io.kvision:kvision:$kvisionVersion")
+        kvision("kvision")
-        implementation("io.kvision:kvision-bootstrap:$kvisionVersion")
+        kvision("kvision-bootstrap")
-        implementation("io.kvision:kvision-bootstrap-css:$kvisionVersion")
+        kvision("kvision-bootstrap-css")
-        implementation("io.kvision:kvision-bootstrap-icons:$kvisionVersion")
+        kvision("kvision-bootstrap-icons")
-        implementation("io.kvision:kvision-fontawesome:$kvisionVersion")
+        kvision("kvision-fontawesome")
-        implementation("io.kvision:kvision-state:$kvisionVersion")
+        kvision("kvision-state")
-        implementation("io.kvision:kvision-chart:$kvisionVersion")
+        kvision("kvision-chart")
+        kvision("kvision-maps")
+        kvision("kvision-redux")
+        kvision("kvision-state-flow")
 
+        implementation(libs.kotlinx.coroutines)
       }
 
       val webDir = file("src/main/web")
       resources.srcDir(webDir)
     }
+
     test {
       dependencies {
         implementation(kotlin("test-js"))
-        implementation("io.kvision:kvision-testutils:$kvisionVersion")
+
+        kvision("kvision-testutils")
       }
     }
   }
 }
+
+fun KotlinDependencyHandler.kvision(
+  module: String,
+  version: Provider<String> = libs.versions.kvision,
+  configure: ExternalModuleDependency.() -> Unit = {
+    isChanging = true
+  }
+) {
+  implementation("io.kvision:$module:${version.get()}", configure)
+}

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/App.kt

@@ -1,34 +1,73 @@
 package dev.adamko.kafkatorio.webmap
 
 import io.kvision.Application
-import io.kvision.CoreModule
-import io.kvision.BootstrapModule
 import io.kvision.BootstrapCssModule
 import io.kvision.BootstrapIconsModule
-import io.kvision.FontAwesomeModule
+import io.kvision.BootstrapModule
 import io.kvision.ChartModule
+import io.kvision.CoreModule
+import io.kvision.FontAwesomeModule
 import io.kvision.html.div
+import io.kvision.maps.Maps
 import io.kvision.module
 import io.kvision.panel.root
+import io.kvision.redux.ReduxStore
 import io.kvision.startApplication
 
-class App : Application() {
+
-    override fun start() {
+class App(
-        root("kvapp") {
+  reduxStore: ReduxStore<FactorioGameState, FactorioUpdate>,
-            div("Hello world")
+  wsService: WebsocketService
-        }
+) : Application() {
+  private var appState: MutableMap<String, Any> = mutableMapOf()
+
+  var reduxStore: ReduxStore<FactorioGameState, FactorioUpdate> by appState
+  var wsService: WebsocketService by appState
+
+  init {
+    this.reduxStore = reduxStore
+    this.wsService = wsService
+  }
+
+  private val kvMaps: Maps
+    get() = reduxStore.getState().kvMaps
+
+  override fun start(state: Map<String, Any>) {
+    this.appState = state.toMutableMap()
+
+    root("kvapp") {
+      div("Kafkatorio Web Map")
+      add(kvMaps)
     }
+  }
+
+  override fun dispose(): Map<String, Any> {
+    return appState
+  }
+
 }
 
+
 fun main() {
-    startApplication(
+  startApplication(
-        ::App,
+    {
-        module.hot,
+      val reduxStore = createFactorioReduxStore()
-        BootstrapModule,
+      val wsService = WebsocketService(
-        BootstrapCssModule,
+        "ws://localhost:9073/ws",
-        BootstrapIconsModule,
+        reduxStore,
-        FontAwesomeModule,
+      )
-        ChartModule,
+
-        CoreModule
+      App(
-    )
+        reduxStore = reduxStore,
+        wsService = wsService
+      )
+    },
+    module.hot,
+    BootstrapModule,
+    BootstrapCssModule,
+    BootstrapIconsModule,
+    FontAwesomeModule,
+    ChartModule,
+    CoreModule
+  )
 }

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/converters.kt

@@ -0,0 +1,36 @@
+package dev.adamko.kafkatorio.webmap
+
+import dev.adamko.kafkatorio.events.schema.Colour
+import dev.adamko.kafkatorio.events.schema.PlayerData
+import externals.leaflet.geo.LatLng
+import io.kvision.maps.Maps
+import kotlin.math.roundToInt
+
+
+fun Colour.toHexString(includeAlpha: Boolean = false): String {
+
+  val hexConverter: Float.() -> String = if (isDecimal()) {
+    Float::decimalToHex
+  } else {
+    Float::percentageToHex
+  }
+
+  val length = if (includeAlpha) 9 else 7
+  return buildString(length) {
+    append('#')
+    append(red.hexConverter())
+    append(green.hexConverter())
+    append(blue.hexConverter())
+    if (includeAlpha) {
+      append(alpha.hexConverter())
+    }
+  }
+}
+
+fun Float.decimalToHex(): String =
+  roundToInt().toString(16).padStart(2, ' ')
+
+fun Float.percentageToHex(): String =
+  times(255).roundToInt().toString(16).padStart(2, ' ')
+
+fun PlayerData.latLng(): LatLng = Maps.L.latLng((position.y * -1) to position.x)

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/json.kt

@@ -0,0 +1,7 @@
+package dev.adamko.kafkatorio.webmap
+
+import kotlinx.serialization.json.Json
+
+val jsonMapper = Json {
+  prettyPrint = true
+}

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/map.kt

@@ -0,0 +1,37 @@
+package dev.adamko.kafkatorio.webmap
+
+import externals.leaflet.geo.CRS
+import externals.leaflet.geo.LatLng
+import io.kvision.maps.DefaultTileLayers
+import io.kvision.maps.Maps
+import io.kvision.utils.px
+
+//
+//val polyline = Maps.L.polyline(
+//  listOf(
+//    LatLng(55, 2),
+//    LatLng(65, 2),
+//    LatLng(65, 20),
+//    LatLng(55, 20),
+//    LatLng(55, 2),
+//  )
+//) {
+//  noClip = true
+//}
+
+fun createFactorioMap() = Maps {
+  width = 800.px
+  height = 800.px
+  margin = 10.px
+
+  configureLeafletMap {
+    setView(LatLng(0, 0), 13)
+
+//    DefaultTileLayers.OpenStreetMap.addTo(this)
+
+    with(options) {
+      crs = CRS.Simple
+    }
+
+  }
+}

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/state.kt

@@ -0,0 +1,92 @@
+package dev.adamko.kafkatorio.webmap
+
+import dev.adamko.kafkatorio.events.schema.FactorioEvent
+import dev.adamko.kafkatorio.events.schema.PlayerData
+import externals.leaflet.geo.LatLng
+import externals.leaflet.layer.overlay.Tooltip
+import externals.leaflet.layer.vector.CircleMarker
+import io.kvision.maps.Maps
+import io.kvision.maps.Maps.Companion.L
+import io.kvision.redux.ReduxStore
+import io.kvision.redux.createReduxStore
+import io.kvision.utils.obj
+import redux.RAction
+
+fun createFactorioReduxStore(): ReduxStore<FactorioGameState, FactorioUpdate> =
+  createReduxStore(
+    ::factorioGameReducer,
+    FactorioGameState(
+      kvMaps = createFactorioMap(),
+      players = emptyMap()
+    )
+  )
+
+data class FactorioGameState(
+  val kvMaps: Maps,
+  val players: Map<String, PlayerState>,
+)
+
+
+sealed class FactorioUpdate : RAction {
+  data class PlayerUpdate(val event: FactorioEvent<*>, val playerData: PlayerData) :
+    FactorioUpdate()
+}
+
+fun factorioGameReducer(state: FactorioGameState, update: FactorioUpdate): FactorioGameState =
+  when (update) {
+    is FactorioUpdate.PlayerUpdate -> {
+
+      val playerState = state.players.getOrElse(update.playerData.name) {
+        val newState = PlayerState(update.playerData)
+        state.kvMaps.leafletMap {
+          addLayer(newState.mapMarker)
+          newState.mapMarker.openPopup()
+//          setView(update.playerData.latLng())
+        }
+        newState
+      }
+
+      playerState.update(update.playerData)
+
+      val updatedPlayersState = state.players + (update.playerData.name to playerState)
+      state.copy(players = updatedPlayersState)
+    }
+  }
+
+
+data class PlayerState(
+  private var playerData: PlayerData,
+  val mapMarker: CircleMarker = createMapMarker(playerData)
+) {
+
+  fun update(playerData: PlayerData) {
+    this.playerData = playerData
+    mapMarker.setLatLng(playerData.latLng())
+    println("updated player ${playerData.name}")
+  }
+
+  companion object {
+
+    fun createMapMarker(playerData: PlayerData): CircleMarker {
+
+      val playerLatLng = playerData.latLng()
+      val playerMapTooltip = "${playerData.name} [$playerLatLng]"
+
+      val circle = L.circleMarker(playerLatLng) {
+        color = playerData.colour.toHexString(false)
+        fillColor = color
+        fillOpacity = 1f
+        radius = 10
+        className = playerData.objectName
+//        interactive = false
+      }
+
+      circle.bindTooltip(playerMapTooltip, obj<Tooltip.TooltipOptions> {
+//        interactive = false
+      })
+
+      return circle
+    }
+  }
+
+}

modules/web-map/src/main/kotlin/dev/adamko/kafkatorio/webmap/websockets.kt

@@ -0,0 +1,46 @@
+package dev.adamko.kafkatorio.webmap
+
+import dev.adamko.kafkatorio.events.schema.FactorioEvent
+import dev.adamko.kafkatorio.events.schema.FactorioObjectData
+import dev.adamko.kafkatorio.events.schema.PlayerData
+import io.kvision.redux.ReduxStore
+import kotlinx.serialization.decodeFromString
+import org.w3c.dom.MessageEvent
+import org.w3c.dom.WebSocket
+
+class WebsocketService(
+  private val wsUrl: String,
+  private val reduxStore: ReduxStore<FactorioGameState, FactorioUpdate>,
+) {
+  private val ws = WebSocket(wsUrl)
+
+  init {
+    ws.onmessage = ::handleMessageEvent
+  }
+
+  private fun handleMessageEvent(msg: MessageEvent) {
+
+    val data = msg.data as? String
+
+    if (
+      data != null
+      && data.trim().startsWith("{")
+      && data.trim().endsWith("}")
+    ) {
+
+      println(data.replace('\n', ' '))
+      val event: FactorioEvent<FactorioObjectData> = jsonMapper.decodeFromString(data)
+
+      when (val eventData = event.data) {
+        is PlayerData -> {
+          reduxStore.dispatch(FactorioUpdate.PlayerUpdate(event, eventData))
+        }
+        else          -> {}
+      }
+    } else {
+      println(data)
+
+    }
+
+  }
+}

modules/web-map/src/main/web/index.html

@@ -1,9 +1,10 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>KVision Template</title>
+    <title>Kafkatorio Web Map</title>
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootswatch@5.1.0/dist/superhero/bootstrap.min.css" integrity="sha256-T8h7oW5tHp4MhFhmRoDI8xjnB2ld89qSgc3s9g8T0uU=" crossorigin="anonymous">
     <script type="text/javascript" src="main.bundle.js"></script>
 </head>
 <body>

settings.gradle.kts

@@ -21,3 +21,14 @@ enableFeaturePreview("VERSION_CATALOGS")
 enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
 
 apply(from = "./buildSrc/repositories.settings.gradle.kts")
+
+@Suppress("UnstableApiUsage") // centralized repositories is incubating
+dependencyResolutionManagement {
+  repositories {
+    mavenLocal {
+      content {
+        includeGroup("io.kvision")
+      }
+    }
+  }
+}