Step towards full multiplayer compatibility

leaky-ships/components/Gamefield/EventBar.tsx

@@ -1,4 +1,4 @@
-import { EventBarModes, Target } from "../../interfaces/frontend"
+import { EventBarModes } from "../../interfaces/frontend"
 import Item from "./Item"
 import { GameSettings } from "@components/Lobby/SettingsFrame/Setting"
 import {
@@ -17,6 +17,7 @@ import {
 import { useDrawProps } from "@hooks/useDrawProps"
 import { useGameProps } from "@hooks/useGameProps"
 import { socket } from "@lib/socket"
+import { GamePropsSchema } from "@lib/zodSchemas"
 import {
   Dispatch,
   SetStateAction,
@@ -26,30 +27,38 @@ import {
   useState,
 } from "react"
 
-function EventBar({
-  props: { setMode, setTarget, clear },
-}: {
-  props: {
-    setMode: Dispatch<SetStateAction<number>>
-    setTarget: Dispatch<SetStateAction<Target>>
-    clear: () => void
-  }
-}) {
-  const [menu, setMenu] = useState<keyof EventBarModes>("main")
-  const { shouldHide, color } = useDrawProps()
-  const { payload, setSetting, full } = useGameProps()
-
-  const gameSetting = useCallback(
-    (payload: GameSettings) => {
+export function setGameSetting(
+  payload: GameSettings,
+  setSetting: (settings: GameSettings) => string | null,
+  full: (payload: GamePropsSchema) => void
+) {
+  return () => {
     const hash = setSetting(payload)
     socket.emit("gameSetting", payload, (newHash) => {
       if (newHash === hash) return
       console.log("hash", hash, newHash)
       socket.emit("update", full)
     })
-    },
+  }
+}
+
+function EventBar({
+  props: { setMode, clear },
+}: {
+  props: {
+    setMode: Dispatch<SetStateAction<number>>
+    clear: () => void
+  }
+}) {
+  const [menu, setMenu] = useState<keyof EventBarModes>("main")
+  const { shouldHide, color } = useDrawProps()
+  const { payload, setSetting, full, setTarget } = useGameProps()
+
+  const gameSetting = useCallback(
+    (payload: GameSettings) => setGameSetting(payload, setSetting, full),
     [full, setSetting]
   )
+
   const items = useMemo<EventBarModes>(
     () => ({
       main: [
@@ -168,33 +177,31 @@ function EventBar({
           icon: faGlasses,
           text: "Spectators",
           disabled: !payload?.game?.allowSpectators,
-          callback: () => {
-            gameSetting({ allowSpectators: !payload?.game?.allowSpectators })
-          },
+          callback: gameSetting({
+            allowSpectators: !payload?.game?.allowSpectators,
+          }),
         },
         {
           icon: faSparkles,
           text: "Specials",
           disabled: !payload?.game?.allowSpecials,
-          callback: () => {
-            gameSetting({ allowSpecials: !payload?.game?.allowSpecials })
-          },
+          callback: gameSetting({
+            allowSpecials: !payload?.game?.allowSpecials,
+          }),
         },
         {
           icon: faComments,
           text: "Chat",
           disabled: !payload?.game?.allowChat,
-          callback: () => {
-            gameSetting({ allowChat: !payload?.game?.allowChat })
-          },
+          callback: gameSetting({ allowChat: !payload?.game?.allowChat }),
         },
         {
           icon: faScribble,
           text: "Mark/Draw",
           disabled: !payload?.game?.allowMarkDraw,
-          callback: () => {
-            gameSetting({ allowMarkDraw: !payload?.game?.allowMarkDraw })
-          },
+          callback: gameSetting({
+            allowMarkDraw: !payload?.game?.allowMarkDraw,
+          }),
         },
       ],
     }),

leaky-ships/components/Gamefield/Gamefield.tsx

@@ -1,4 +1,4 @@
-import { Hit, MouseCursor, Target } from "../../interfaces/frontend"
+import { MouseCursor } from "../../interfaces/frontend"
 // import Bluetooth from "./Bluetooth"
 // import FogImages from "./FogImages"
 import Labeling from "./Labeling"
@@ -9,28 +9,29 @@ import HitElems from "@components/Gamefield/HitElems"
 import Targets from "@components/Gamefield/Targets"
 import { useDraw } from "@hooks/useDraw"
 import { useDrawProps } from "@hooks/useDrawProps"
+import { useGameProps } from "@hooks/useGameProps"
 import {
-  hitReducer,
-  initlialTarget,
-  initlialTargetPreview,
   initlialMouseCursor,
   overlapsWithAnyBorder,
   isAlreadyHit,
   targetList,
 } from "@lib/utils/helpers"
 import { CSSProperties, useCallback } from "react"
-import { useEffect, useReducer, useState } from "react"
+import { useEffect, useState } from "react"
 
 export const count = 12
 
 function Gamefield() {
-  const [target, setTarget] = useState<Target>(initlialTarget)
-  const [targetPreview, setTargetPreview] = useState<Target>(
-    initlialTargetPreview
-  )
   const [mouseCursor, setMouseCursor] =
     useState<MouseCursor>(initlialMouseCursor)
-  const [hits, DispatchHits] = useReducer(hitReducer, [] as Hit[])
+  const {
+    hits,
+    target,
+    targetPreview,
+    DispatchHits,
+    setTarget,
+    setTargetPreview,
+  } = useGameProps()
   const [mode, setMode] = useState(0)
 
   const settingTarget = useCallback(
@@ -54,7 +55,7 @@ function Gamefield() {
       } else if (!overlapsWithAnyBorder(targetPreview, mode))
         setTarget({ show: true, x, y })
     },
-    [hits, mode, target, targetPreview]
+    [DispatchHits, hits, mode, setTarget, target, targetPreview]
   )
 
   useEffect(() => {
@@ -68,7 +69,7 @@ function Gamefield() {
         show: !show || x !== position.x || y !== position.y,
       })
     }
-  }, [mode, mouseCursor, target])
+  }, [mode, mouseCursor, setTargetPreview, target])
 
   const { canvasRef, onMouseDown, clear } = useDraw()
   const { enable, color, shouldHide } = useDrawProps()
@@ -113,7 +114,7 @@ function Gamefield() {
           height="648"
         />
       </div>
-      <EventBar props={{ setMode, setTarget, clear }} />
+      <EventBar props={{ setMode, clear }} />
     </div>
   )
 }

leaky-ships/components/Gamefield/Ships.tsx

@@ -1,29 +1,28 @@
+import { Ship } from "../../interfaces/frontend"
 import classNames from "classnames"
 import { CSSProperties } from "react"
 
 function Ships() {
-  let shipIndexes = [
-    { size: 2, index: null },
-    { size: 3, index: 1 },
-    { size: 3, index: 2 },
-    { size: 3, index: 3 },
-    { size: 4, index: 1 },
-    { size: 4, index: 2 },
+  const shipIndexes: Ship[] = [
+    { size: 2, variant: 1, x: 3, y: 3 },
+    { size: 3, variant: 1, x: 4, y: 3 },
+    { size: 3, variant: 2, x: 5, y: 3 },
+    { size: 3, variant: 3, x: 6, y: 3 },
+    { size: 4, variant: 1, x: 7, y: 3 },
+    { size: 4, variant: 2, x: 8, y: 3 },
   ]
 
   return (
     <>
-      {shipIndexes.map(({ size, index }, i) => {
-        const filename = `/assets/ship_blue_${size}x${
-          index ? "_" + index : ""
-        }.gif`
+      {shipIndexes.map(({ size, variant, x, y }, i) => {
+        const filename = `ship_blue_${size}x_${variant}.gif`
         return (
           <div
             key={i}
             className={classNames("ship", "s" + size)}
-            style={{ "--x": i + 3 } as CSSProperties}
+            style={{ "--x": x, "--y": y } as CSSProperties}
           >
-            <img src={filename} alt={filename} />
+            <img src={"/assets/" + filename} alt={filename} />
           </div>
         )
       })}

leaky-ships/components/Lobby/SettingsFrame/Setting.tsx

@@ -1,3 +1,4 @@
+import { setGameSetting } from "@components/Gamefield/EventBar"
 import {
   faToggleLargeOff,
   faToggleLargeOn,
@@ -17,12 +18,12 @@ export type GameSettings = { [key in GameSettingKeys]?: boolean }
 
 function Setting({
   children,
-  props: { prop, gameSetting },
+  prop,
 }: {
   children: ReactNode
-  props: { prop: GameSettingKeys; gameSetting: (payload: GameSettings) => void }
+  prop: GameSettingKeys
 }) {
-  const { payload } = useGameProps()
+  const { payload, setSetting, full } = useGameProps()
   const state = useMemo(() => payload?.game?.[prop], [payload?.game, prop])
 
   return (
@@ -46,12 +47,15 @@ function Setting({
         checked={state}
         type="checkbox"
         id={prop}
-        onChange={() => {
-          const payload = {
+        onChange={() =>
+          setGameSetting(
+            {
               [prop]: !state,
+            },
+            setSetting,
+            full
+          )
         }
-          gameSetting(payload)
-        }}
         hidden={true}
       />
     </label>

leaky-ships/components/Lobby/SettingsFrame/Settings.tsx

@@ -44,15 +44,14 @@ function Settings({ closeSettings }: { closeSettings: () => void }) {
             <div className="flex items-center justify-end">
               <button
                 className="right-12 top-8  h-14 w-14"
-                onClick={() => {
-                  const payload = {
+                onClick={() =>
+                  gameSetting({
                     allowSpectators: true,
                     allowSpecials: true,
                     allowChat: true,
                     allowMarkDraw: true,
+                  })
                 }
-                  gameSetting(payload)
-                }}
               >
                 <FontAwesomeIcon
                   className="h-full w-full text-gray-800 drop-shadow-md"
@@ -62,18 +61,10 @@ function Settings({ closeSettings }: { closeSettings: () => void }) {
               </button>
             </div>
             <div className="flex flex-col gap-8">
-              <Setting props={{ gameSetting, prop: "allowSpectators" }}>
-                Erlaube Zuschauer
-              </Setting>
-              <Setting props={{ gameSetting, prop: "allowSpecials" }}>
-                Erlaube spezial Items
-              </Setting>
-              <Setting props={{ gameSetting, prop: "allowChat" }}>
-                Erlaube den Chat
-              </Setting>
-              <Setting props={{ gameSetting, prop: "allowMarkDraw" }}>
-                Erlaube zeichen/makieren
-              </Setting>
+              <Setting prop="allowSpectators">Erlaube Zuschauer</Setting>
+              <Setting prop="allowSpecials">Erlaube spezial Items</Setting>
+              <Setting prop="allowChat">Erlaube den Chat</Setting>
+              <Setting prop="allowMarkDraw">Erlaube zeichen/makieren</Setting>
             </div>
           </div>
         </div>

leaky-ships/hooks/useDraw.ts

@@ -1,8 +1,9 @@
-import { Draw, Point } from "../interfaces/frontend"
+import { Draw, DrawLineProps, Point } from "../interfaces/frontend"
 import { useDrawProps } from "./useDrawProps"
+import { socket } from "@lib/socket"
 import { useEffect, useRef, useState } from "react"
 
-function onDraw({ prevPoint, currentPoint, ctx, color }: Draw) {
+function drawLine({ prevPoint, currentPoint, ctx, color }: Draw) {
   const { x: currX, y: currY } = currentPoint
   const lineColor = color
   const lineWidth = 5
@@ -52,7 +53,7 @@ export const useDraw = () => {
       const ctx = canvasRef.current?.getContext("2d")
       if (!ctx || !currentPoint) return
 
-      onDraw({ ctx, currentPoint, prevPoint: prevPoint.current, color })
+      drawLine({ ctx, currentPoint, prevPoint: prevPoint.current, color })
       prevPoint.current = currentPoint
     }
 
@@ -80,5 +81,39 @@ export const useDraw = () => {
     }
   }, [color, mouseDown])
 
+  useEffect(() => {
+    const canvas = canvasRef.current
+    if (!canvas) return
+
+    const ctx = canvas.getContext("2d")
+    if (!ctx) return
+
+    socket.on("playerEvent", (event) => {
+      if (!canvasRef.current?.toDataURL() || event.type !== "connect") return
+      console.log("sending canvas state")
+      socket.emit("canvas-state", canvasRef.current.toDataURL())
+    })
+
+    socket.on("canvas-state-from-server", (state: string, index) => {
+      console.log("I received the state")
+      const img = new Image()
+      img.src = state
+      img.onload = () => {
+        ctx?.drawImage(img, 0, 0)
+      }
+    })
+
+    socket.on("draw-line", ({ prevPoint, currentPoint, color }, index) => {
+      if (!ctx) return console.log("no ctx here")
+      drawLine({ prevPoint, currentPoint, ctx, color })
+    })
+
+    socket.on("clear", clear)
+
+    return () => {
+      socket.removeAllListeners()
+    }
+  })
+
   return { canvasRef, onMouseDown, clear }
 }

leaky-ships/hooks/useGameProps.ts

@@ -1,12 +1,15 @@
+import { Hit, HitDispatch, Target } from "../interfaces/frontend"
 import { GameSettings } from "@components/Lobby/SettingsFrame/Setting"
 import { getPayloadwithChecksum } from "@lib/getPayloadwithChecksum"
 import { socket } from "@lib/socket"
+import { initlialTarget, initlialTargetPreview } from "@lib/utils/helpers"
 import {
   GamePropsSchema,
   optionalGamePropsSchema,
   PlayerSchema,
 } from "@lib/zodSchemas"
 import { produce } from "immer"
+import { SetStateAction } from "react"
 import { toast } from "react-toastify"
 import { create } from "zustand"
 import { devtools } from "zustand/middleware"
@@ -16,9 +19,15 @@ const initialState: optionalGamePropsSchema & {
     isReady: boolean
     isConnected: boolean
   }[]
+  hits: Hit[]
+  target: Target
+  targetPreview: Target
 } = {
   payload: null,
   hash: null,
+  hits: [],
+  target: initlialTarget,
+  targetPreview: initlialTargetPreview,
   userStates: Array.from(Array(2), () => ({
     isReady: false,
     isConnected: false,
@@ -28,8 +37,11 @@ const initialState: optionalGamePropsSchema & {
 export type State = typeof initialState
 
 export type Action = {
-  setSetting: (settings: GameSettings) => string | null
+  DispatchHits: (action: HitDispatch) => void
+  setTarget: (target: SetStateAction<Target>) => void
+  setTargetPreview: (targetPreview: SetStateAction<Target>) => void
   setPlayer: (payload: { users: PlayerSchema[] }) => string | null
+  setSetting: (settings: GameSettings) => string | null
   full: (newProps: GamePropsSchema) => void
   leave: (cb: () => void) => void
   setIsReady: (payload: { i: number; isReady: boolean }) => void
@@ -41,6 +53,34 @@ export const useGameProps = create<State & Action>()(
   devtools(
     (set) => ({
       ...initialState,
+      DispatchHits: (action) =>
+        set(
+          produce((state: State) => {
+            switch (action.type) {
+              case "fireMissile":
+              case "htorpedo":
+              case "vtorpedo": {
+                state.hits.push(...action.payload)
+              }
+            }
+          })
+        ),
+      setTarget: (target) =>
+        set(
+          produce((state: State) => {
+            if (typeof target === "function")
+              state.target = target(state.target)
+            else state.target = target
+          })
+        ),
+      setTargetPreview: (targetPreview) =>
+        set(
+          produce((state: State) => {
+            if (typeof targetPreview === "function")
+              state.targetPreview = targetPreview(state.target)
+            else state.targetPreview = targetPreview
+          })
+        ),
       setPlayer: (payload) => {
         let hash: string | null = null
         set(

leaky-ships/hooks/useSocket.ts

@@ -17,7 +17,6 @@ function useSocket() {
     full,
     setIsReady,
     setIsConnected,
-    hash: stateHash,
   } = useGameProps()
   const { data: session } = useSession()
   const router = useRouter()
@@ -39,7 +38,6 @@ function useSocket() {
 
   useEffect(() => {
     if (!session?.user.id) return
-    socket.connect()
 
     socket.on("connect", () => {
       console.log("connected")
@@ -115,9 +113,7 @@ function useSocket() {
       })
     })
 
-    socket.on("isReady", (payload) => {
-      setIsReady(payload)
-    })
+    socket.on("isReady", setIsReady)
 
     socket.on("disconnect", () => {
       console.log("disconnect")

leaky-ships/interfaces/NextApiSocket.ts

@@ -1,3 +1,4 @@
+import { DrawLineProps } from "./frontend"
 import { GameSettings } from "@components/Lobby/SettingsFrame/Setting"
 import { GamePropsSchema, PlayerSchema } from "@lib/zodSchemas"
 import type { Server as HTTPServer } from "http"
@@ -43,6 +44,10 @@ export interface ServerToClientEvents {
   ) => void
   isReady: (payload: { i: number; isReady: boolean }) => void
   isConnected: (payload: { i: number; isConnected: boolean }) => void
+  "get-canvas-state": () => void
+  "canvas-state-from-server": (state: string, userIndex: number) => void
+  "draw-line": (props: DrawLineProps, userIndex: number) => void
+  clear: () => void
 }
 
 export interface ClientToServerEvents {
@@ -53,6 +58,9 @@ export interface ClientToServerEvents {
   join: (withAck: (ack: boolean) => void) => void
   gameSetting: (payload: GameSettings, callback: (hash: string) => void) => void
   leave: (withAck: (ack: boolean) => void) => void
+  "canvas-state": (state: string) => void
+  "draw-line": (props: DrawLineProps) => void
+  clear: () => void
 }
 
 interface InterServerEvents {

leaky-ships/interfaces/frontend.ts

@@ -64,9 +64,17 @@ export interface Point {
   y: number
 }
 
-export interface Draw {
-  ctx: CanvasRenderingContext2D
+export interface DrawLineProps {
   currentPoint: Point
   prevPoint: Point | null
   color: string
 }
+
+export interface Draw extends DrawLineProps {
+  ctx: CanvasRenderingContext2D
+}
+
+export interface Ship extends Position {
+  size: number
+  variant: number
+}

leaky-ships/lib/socket.ts

@@ -3,5 +3,4 @@ import { io } from "socket.io-client"
 
 export const socket: cSocket = io({
   path: "/api/ws",
-  autoConnect: false,
 })

leaky-ships/lib/utils/helpers.ts

@@ -26,19 +26,6 @@ export function cornerCN(count: number, x: number, y: number) {
 export function fieldIndex(count: number, x: number, y: number) {
   return y * (count + 2) + x
 }
-export function hitReducer(formObject: Hit[], action: HitDispatch) {
-  switch (action.type) {
-    case "fireMissile":
-    case "htorpedo":
-    case "vtorpedo": {
-      const result = [...formObject, ...action.payload]
-      return result
-    }
-
-    default:
-      return formObject
-  }
-}
 
 const modes: Mode[] = [
   {

leaky-ships/pages/api/ws.ts

@@ -2,6 +2,7 @@ import {
   NextApiResponseWithSocket,
   sServer,
 } from "../../interfaces/NextApiSocket"
+import { DrawLineProps } from "../../interfaces/frontend"
 import {
   composeBody,
   gameSelects,
@@ -183,6 +184,33 @@ const SocketHandler = async (
           .emit("isConnected", { i: socket.data.index, isConnected: true })
       })
 
+      socket.on("canvas-state", (state) => {
+        if (!socket.data.gameId || !socket.data.index) return
+        console.log("received canvas state")
+        socket
+          .to(socket.data.gameId)
+          .emit("canvas-state-from-server", state, socket.data.index)
+      })
+
+      socket.on(
+        "draw-line",
+        ({ prevPoint, currentPoint, color }: DrawLineProps) => {
+          if (!socket.data.gameId || !socket.data.index) return
+          socket
+            .to(socket.data.gameId)
+            .emit(
+              "draw-line",
+              { prevPoint, currentPoint, color },
+              socket.data.index
+            )
+        }
+      )
+
+      socket.on("clear", () => {
+        if (!socket.data.gameId) return
+        socket.to(socket.data.gameId).emit("clear")
+      })
+
       socket.on("disconnecting", async () => {
         logging(
           "Disconnecting: " + JSON.stringify(Array.from(socket.rooms)),

leaky-ships/styles/App.scss

@@ -120,15 +120,15 @@ body {
     }
 
     &.s2 {
-      grid-column: 3 / 5;
+      grid-column: var(--y) / 5;
     }
 
     &.s3 {
-      grid-column: 3 / 6;
+      grid-column: var(--y) / 6;
     }
 
     &.s4 {
-      grid-column: 3 / 7;
+      grid-column: var(--y) / 7;
     }
   }