1 files changed, 99 insertions, 0 deletions
diff --git a/src/hooks/useGameConfiguration.ts b/src/hooks/useGameConfiguration.ts
new file mode 100644
index 0000000..d279a8c
--- /dev/null
+++ b/src/hooks/useGameConfiguration.ts
@@ -0,0 +1,99 @@
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
+import { Router } from "@decky/ui";
+import { getGameConfigs, getInstalledGames, updateGameConfig, resetGameConfig, resetAllGameConfigs, type GameConfigEntry, type GlobalConfig, type InstalledGame } from "../api/lsfgApi";
+import { ConfigurationData, getDefaults } from "../config/configSchema";
+
+export interface GameTarget extends InstalledGame { configured: boolean; }
+
+export function useGameConfiguration() {
+  const [games, setGames] = useState<GameConfigEntry[]>([]);
+  const [globalConfig, setGlobalConfig] = useState<GlobalConfig>({ dll: "", no_fp16: false });
+  const [installedGames, setInstalledGames] = useState<InstalledGame[]>([]);
+  const [configsLoaded, setConfigsLoaded] = useState(false);
+  const [selectedAppId, setSelectedAppId] = useState("");
+  const [runningGame, setRunningGame] = useState<GameTarget | null>(null);
+  const previousRunningAppId = useRef<string | null>(null);
+
+  const load = useCallback(async () => {
+    const [result, installed] = await Promise.all([getGameConfigs(), getInstalledGames()]);
+    if (result.success) {
+      setGlobalConfig(result.global_config || { dll: "", no_fp16: false });
+      setGames(result.games || []);
+    }
+    if (installed.success) setInstalledGames(installed.games || []);
+    setConfigsLoaded(true);
+  }, []);
+
+  useEffect(() => { load(); }, [load]);
+  useEffect(() => {
+    const poll = () => {
+      if (!configsLoaded) return;
+      const app = Router.MainRunningApp as any;
+      if (!app?.appid) return setRunningGame(null);
+      const appid = String(app.appid);
+      const installed = installedGames.find((game) => game.appid === appid);
+      const name = app.display_name || installed?.name;
+      if (!name) return setRunningGame(null);
+      setRunningGame((current) => current?.appid === appid ? current : {
+        ...(installed || { appid, name, nonSteam: false }),
+        name,
+        configured: games.some((game) => game.appid === appid),
+      });
+    };
+    poll();
+    const interval = window.setInterval(poll, 2000);
+    return () => window.clearInterval(interval);
+  }, [configsLoaded, games, installedGames]);
+  useEffect(() => {
+    const appid = runningGame?.appid || null;
+    if (appid !== previousRunningAppId.current) {
+      previousRunningAppId.current = appid;
+      setSelectedAppId(appid || "");
+    }
+  }, [runningGame?.appid]);
+
+  const targets = useMemo<GameTarget[]>(() => {
+    const configured = installedGames.map((game) => ({ ...game, configured: games.some((item) => item.appid === game.appid) }));
+    for (const game of games) if (!configured.some((item) => item.appid === game.appid)) configured.push({ appid: game.appid, name: game.profile, nonSteam: false, configured: true });
+    if (runningGame && !configured.some((game) => game.appid === runningGame.appid)) configured.unshift(runningGame);
+    return configured;
+  }, [games, installedGames, runningGame]);
+  const template = useMemo(() => ({ ...getDefaults(), ...globalConfig }), [globalConfig]);
+  const config = games.find((game) => game.appid === selectedAppId)?.config || template;
+
+  const save = useCallback(async (next: ConfigurationData) => {
+    const selectedTarget = targets.find((target) => target.appid === selectedAppId);
+    if (!selectedTarget?.name) return;
+    const result = await updateGameConfig(selectedAppId, selectedTarget.name, next);
+    if (result.success) await load();
+  }, [load, selectedAppId, targets]);
+
+  const enable = useCallback(async (appid: string) => {
+    const target = targets.find((item) => item.appid === appid);
+    if (!target?.name) return false;
+    const result = await updateGameConfig(appid, target.name, template);
+    if (result.success) await load();
+    return result.success;
+  }, [load, targets, template]);
+
+  const resetSelected = useCallback(async () => {
+    if (selectedAppId) {
+      const result = await resetGameConfig(selectedAppId);
+      if (result.success) {
+        setRunningGame((current) => current?.appid === selectedAppId ? { ...current, configured: false } : current);
+        setSelectedAppId("");
+        await load();
+      }
+    }
+  }, [load, selectedAppId]);
+  const resetAll = useCallback(async () => {
+    const result = await resetAllGameConfigs();
+    if (result.success) {
+      setRunningGame((current) => current ? { ...current, configured: false } : current);
+      setSelectedAppId("");
+      await load();
+    }
+  }, [load]);
+
+  return { config, games, targets, runningGame, selectedAppId, setSelectedAppId, save, enable, resetSelected, resetAll, reload: load };
+}