Menambahkan ulang Koneksi Service sebagai folder biasa

Koneksi Service/.gitignore

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+node_modules/
+.env
+serviceAccountKey.json

Koneksi Service/api/kirimdata.js

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+require("dotenv").config(); // load .env
+const express = require("express");
+const admin = require("firebase-admin");
+const cors = require("cors");
+
+const app = express();
+app.use(cors());
+app.use(express.json());
+
+// Parsing JSON dari env
+const serviceAccount = JSON.parse(process.env.FIREBASE_CONFIG);
+
+// Inisialisasi Firebase Admin
+admin.initializeApp({
+  credential: admin.credential.cert(serviceAccount)
+});
+
+const db = admin.firestore();
+
+// Format tanggal
+function formatTanggalUTC(timeString) {
+  const date = new Date(timeString);
+  const tgl = String(date.getUTCDate()).padStart(2, "0");
+  const bln = String(date.getUTCMonth() + 1).padStart(2, "0");
+  const thn = date.getUTCFullYear();
+  const jam = String(date.getUTCHours()).padStart(2, "0");
+  const menit = String(date.getUTCMinutes()).padStart(2, "0");
+  return `${tgl}/${bln}/${thn} . ${jam}:${menit}`;
+}
+
+// Endpoint kirim data
+app.post("/api/kirim-data", async (req, res) => {
+  try {
+    const { uid, activity, time } = req.body;
+    if (!uid || !activity || !time) {
+      return res.status(400).json({ success: false, message: "Data tidak lengkap" });
+    }
+
+    const formattedTime = formatTanggalUTC(time);
+
+    await db.collection("history_parkir").add({
+      uid,
+      activity,
+      time: formattedTime
+    });
+
+    return res.status(200).json({ success: true, message: "Data berhasil dikirim ke Firestore" });
+  } catch (error) {
+    console.error(error);
+    res.status(500).json({ success: false, message: error.message });
+  }
+});
+
+const PORT = 3000;
+app.listen(PORT, () => {
+  console.log(`🚀 Server is running on port ${PORT}`);
+});

Koneksi Service/package.json

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+{
+  "name": "esp32-firebase-service",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "description": "",
+  "dependencies": {
+    "cors": "^2.8.5",
+    "dotenv": "^16.5.0",
+    "express": "^5.1.0",
+    "firebase-admin": "^13.2.0"
+  }
+}

Koneksi Service/server.js

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+const express = require("express");
+const admin = require("firebase-admin");
+const cors = require("cors");
+const app = express();
+app.use(cors());
+app.use(express.json());
+
+const serviceAccount = require("./serviceAccountKey.json");
+
+admin.initializeApp({
+  credential: admin.credential.cert(serviceAccount)
+});
+
+const db = admin.firestore();
+
+// Fungsi bantu buat format tanggal ke 'dd/MM/yyyy . HH:mm'
+function formatTanggalUTC(timeString) {
+    const date = new Date(timeString);
+    const tgl = String(date.getUTCDate()).padStart(2, "0");
+    const bln = String(date.getUTCMonth() + 1).padStart(2, "0");
+    const thn = date.getUTCFullYear();
+    const jam = String(date.getUTCHours()).padStart(2, "0");
+    const menit = String(date.getUTCMinutes()).padStart(2, "0");
+    return `${tgl}/${bln}/${thn} . ${jam}:${menit}`;
+  }
+  
+  app.post("/api/kirim-data", async (req, res) => {
+    try {
+      console.log("Data diterima:", req.body);
+  
+      const { uid, activity, time } = req.body;
+  
+      if (!uid || !activity || !time) {
+        return res.status(400).json({ success: false, message: "Data tidak lengkap" });
+      }
+  
+      const formattedTime = formatTanggalUTC(time);
+  
+      await db.collection("history_parkir").add({
+        uid,
+        activity,
+        time: formattedTime
+      });
+  
+      return res.status(200).json({ success: true, message: "Data berhasil dikirim ke Firestore" });
+    } catch (error) {
+      console.error(error);
+      res.status(500).json({ success: false, message: error.message });
+    }
+  });
+  
+
+const PORT = 3000;
+app.listen(PORT, () => {
+  console.log(`🚀 Server is running on port ${PORT}`);
+});

Koneksi Service/vercel.json

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+{
+  "version": 2,
+  "builds": [
+    {
+      "src": "api/kirimdata.js",
+      "use": "@vercel/node"
+    }
+  ],
+  "routes": [
+    {
+      "src": "/api/(.*)",
+      "dest": "api/kirimdata.js"
+    }
+  ]
+}