Discord Benachrichigung, PWA zum teil implementiert

server.js

@@ -3,38 +3,143 @@ import fs from "fs";
 import path from "path";
 import { fileURLToPath } from "url";
 
-const __dirname = path.dirname(fileURLToPath(import.meta.url));
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
 const app = express();
 app.use(express.json());
 app.use(express.static(path.join(__dirname, "public")));
 
 const stateFile = path.join(__dirname, "state.json");
 
-// Initialzustand laden oder erzeugen
+// --------------------
+// Konfiguration
+// --------------------
+const CONFIG = {
+  A: {
+    name: "Marc",
+    color: 0x2ecc71, // grün
+    icon: "a.png"
+  },
+  B: {
+    name: "Laila",
+    color: 0xe74c3c, // rot
+    icon: "b.png"
+  }
+};
+
+// Öffentliche URL zu deinem Server (WICHTIG für Discord Icons!)
+const PUBLIC_BASE_URL = process.env.PUBLIC_BASE_URL
+  || "http://localhost:3000";
+
+
+// 🔔 Discord Webhook URL
+const DISCORD_WEBHOOK_URL = process.env.DISCORD_WEBHOOK_URL
+  || "https://discord.com/api/webhooks/1450872860607381515/zRbiXOykKPUfLJ_H87wD2OxQJPLdro6yQzU2T48Pg4fxSNaXEqBFgxdHGTiIDmmKGHIF";
+
+  
+// --------------------
+// State Handling
+// --------------------
 function getState() {
   if (!fs.existsSync(stateFile)) {
-    fs.writeFileSync(stateFile, JSON.stringify({ current: "A" }, null, 2));
+    fs.writeFileSync(
+      stateFile,
+      JSON.stringify({ current: "A" }, null, 2)
+    );
   }
-  return JSON.parse(fs.readFileSync(stateFile));
+  return JSON.parse(fs.readFileSync(stateFile, "utf-8"));
 }
 
 function setState(newState) {
   fs.writeFileSync(stateFile, JSON.stringify(newState, null, 2));
 }
 
-// GET: aktuellen Zustand
+// --------------------
+// Discord Webhook
+// --------------------
+async function sendDiscordEmbed(previousKey, currentKey) {
+  const previous = CONFIG[previousKey];
+  const current = CONFIG[currentKey];
+
+  if (!DISCORD_WEBHOOK_URL) return;
+
+  const embed = {
+    title: "💸 Zahl-Wechsel",
+    description: `**${current.name}** ist jetzt dran zu zahlen`,
+    color: current.color,
+    thumbnail: {
+      url: `${PUBLIC_BASE_URL}/img/${current.icon}`
+    },
+    fields: [
+      {
+        name: "Von",
+        value: previous.name,
+        inline: true
+      },
+      {
+        name: "Zu",
+        value: current.name,
+        inline: true
+      }
+    ],
+    footer: {
+      text: new Date().toLocaleString("de-DE")
+    }
+  };
+
+  try {
+    await fetch(DISCORD_WEBHOOK_URL, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({
+        embeds: [embed]
+      })
+    });
+  } catch (err) {
+    console.error("Discord Webhook Fehler:", err.message);
+  }
+}
+
+
+// --------------------
+// Routes
+// --------------------
+
+// GET: aktueller Zustand
 app.get("/status", (req, res) => {
   res.json(getState());
 });
 
 // POST: wechseln
-app.post("/toggle", (req, res) => {
+app.post("/toggle", async (req, res) => {
   const state = getState();
+  const previousKey = state.current;
+
   state.current = state.current === "A" ? "B" : "A";
   setState(state);
-  res.json(state);
+
+  console.log(
+    `Zahl-Wechsel: ${CONFIG[previousKey].name} → ${CONFIG[state.current].name}`
+  );
+
+  await sendDiscordEmbed(previousKey, state.current);
+
+  res.json({
+    current: state.current,
+    name: CONFIG[state.current].name
+  });
 });
 
+// Fallback
+app.get(/.*/, (req, res) => {
+  res.sendFile(path.join(__dirname, "public/index.html"));
+});
+
+// --------------------
 // Start
+// --------------------
 const PORT = process.env.PORT || 3000;
-app.listen(PORT, () => console.log(`Zahl-Schalter läuft auf Port ${PORT}`));
+app.listen(PORT, () =>
+  console.log(`WhoPays läuft auf http://localhost:${PORT}`)
+);