1 files changed, 135 insertions, 0 deletions
diff --git a/frontend/app/components/GolfPlayApp.tsx b/frontend/app/components/GolfPlayApp.tsx
new file mode 100644
index 0000000..31d1c44
--- /dev/null
+++ b/frontend/app/components/GolfPlayApp.tsx
@@ -0,0 +1,135 @@
+import type { components } from "../.server/api/schema";
+import { useState, useEffect } from "react";
+import useWebSocket, { ReadyState } from "react-use-websocket";
+import { useDebouncedCallback } from "use-debounce";
+import GolfPlayAppConnecting from "./GolfPlayApps/GolfPlayAppConnecting";
+import GolfPlayAppWaiting from "./GolfPlayApps/GolfPlayAppWaiting";
+import GolfPlayAppStarting from "./GolfPlayApps/GolfPlayAppStarting";
+import GolfPlayAppGaming from "./GolfPlayApps/GolfPlayAppGaming";
+import GolfPlayAppFinished from "./GolfPlayApps/GolfPlayAppFinished";
+
+type WebSocketMessage = components["schemas"]["GamePlayerMessageS2C"];
+
+type Game = components["schemas"]["Game"];
+type Problem = components["schemas"]["Problem"];
+
+type GameState = "connecting" | "waiting" | "starting" | "gaming" | "finished";
+
+export default function GolfPlayApp({ game }: { game: Game }) {
+  // const socketUrl = `wss://t.nil.ninja/iosdc/2024/sock/golf/${game.game_id}/play`;
+  const socketUrl =
+    process.env.NODE_ENV === "development"
+      ? `ws://localhost:8002/sock/golf/${game.game_id}/play`
+      : `ws://api-server/sock/golf/${game.game_id}/play`;
+
+  const { sendJsonMessage, lastJsonMessage, readyState } =
+    useWebSocket<WebSocketMessage>(socketUrl, {});
+
+  const [gameState, setGameState] = useState<GameState>("connecting");
+
+  const [problem, setProblem] = useState<Problem | null>(null);
+
+  const [startedAt, setStartedAt] = useState<number | null>(null);
+
+  const [timeLeftSeconds, setTimeLeftSeconds] = useState<number | null>(null);
+
+  useEffect(() => {
+    if (gameState === "starting" && startedAt !== null) {
+      const timer1 = setInterval(() => {
+        setTimeLeftSeconds((prev) => {
+          if (prev === null) {
+            return null;
+          }
+          if (prev <= 1) {
+            clearInterval(timer1);
+            setGameState("gaming");
+            return 0;
+          }
+          return prev - 1;
+        });
+      }, 1000);
+
+      const timer2 = setInterval(() => {
+        const nowSec = Math.floor(Date.now() / 1000);
+        const finishedAt = startedAt + game.duration_seconds;
+        if (nowSec >= finishedAt) {
+          clearInterval(timer2);
+          setGameState("finished");
+        }
+      }, 1000);
+
+      return () => {
+        clearInterval(timer1);
+        clearInterval(timer2);
+      };
+    }
+  }, [gameState, startedAt, game.duration_seconds]);
+
+  const [currentScore, setCurrentScore] = useState<number | null>(null);
+  void setCurrentScore;
+
+  const onCodeChange = useDebouncedCallback((code: string) => {
+    void code;
+    // sendJsonMessage({});
+  }, 1000);
+
+  if (readyState === ReadyState.UNINSTANTIATED) {
+    throw new Error("WebSocket is not connected");
+  }
+
+  useEffect(() => {
+    if (readyState === ReadyState.CLOSING || readyState === ReadyState.CLOSED) {
+      if (gameState !== "finished") {
+        setGameState("connecting");
+      }
+    } else if (readyState === ReadyState.CONNECTING) {
+      setGameState("connecting");
+    } else if (readyState === ReadyState.OPEN) {
+      if (lastJsonMessage !== null) {
+        console.log(lastJsonMessage.type);
+        if (lastJsonMessage.type === "player:s2c:prepare") {
+          const { problem } = lastJsonMessage.data;
+          setProblem(problem);
+          console.log("player:c2s:ready");
+          sendJsonMessage({ type: "player:c2s:ready" });
+        } else if (lastJsonMessage.type === "player:s2c:start") {
+          if (
+            gameState !== "starting" &&
+            gameState !== "gaming" &&
+            gameState !== "finished"
+          ) {
+            const { start_at } = lastJsonMessage.data;
+            setStartedAt(start_at);
+            const nowSec = Math.floor(Date.now() / 1000);
+            setTimeLeftSeconds(start_at - nowSec);
+            setGameState("starting");
+          }
+        }
+      } else {
+        setGameState("waiting");
+        console.log("player:c2s:entry");
+        sendJsonMessage({ type: "player:c2s:entry" });
+      }
+    }
+  }, [sendJsonMessage, lastJsonMessage, readyState, gameState]);
+
+  if (gameState === "connecting") {
+    return <GolfPlayAppConnecting />;
+  } else if (gameState === "waiting") {
+    return <GolfPlayAppWaiting />;
+  } else if (gameState === "starting") {
+    return <GolfPlayAppStarting timeLeft={timeLeftSeconds!} />;
+  } else if (gameState === "gaming") {
+    return (
+      <GolfPlayAppGaming
+        problem={problem!.description}
+        onCodeChange={onCodeChange}
+        currentScore={currentScore}
+      />
+    );
+  } else if (gameState === "finished") {
+    return <GolfPlayAppFinished />;
+  } else {
+    return null;
+  }
+}