done

bot.js

@@ -0,0 +1,136 @@
+import { makeWASocket, useMultiFileAuthState } from "@whiskeysockets/baileys";
+import qrcode from "qrcode-terminal";
+import express from "express";
+import bodyParser from "body-parser";
+  
+  const app = express();
+  app.use(bodyParser.json());
+  
+  let sock; // Variabel global untuk menyimpan socket WhatsApp
+  
+  // Objek untuk menyimpan nilai terbaru
+  let latestData = {
+    tds: null,
+    flow: null,
+    ph: null,
+    suhu: null,
+  };
+  
+  async function startBot() {
+    const { state, saveCreds } = await useMultiFileAuthState("auth_info");
+    sock = makeWASocket({
+      auth: state,
+      printQRInTerminal: true, // QR code akan muncul di terminal
+    });
+  
+    sock.ev.on("creds.update", saveCreds);
+  
+    sock.ev.on("connection.update", (update) => {
+      const { connection, lastDisconnect } = update;
+      if (connection === "close") {
+        console.log("Koneksi terputus, mencoba reconnect...");
+        startBot();
+      } else if (connection === "open") {
+        console.log("Bot WhatsApp berhasil terhubung!");
+      }
+    });
+  
+    sock.ev.on("messages.upsert", async (m) => {
+      const msg = m.messages[0];
+      if (!msg.message) return;
+  
+      const sender = msg.key.remoteJid;
+      const text = msg.message.conversation || msg.message.extendedTextMessage?.text || "";
+  
+      console.log(`Pesan masuk dari ${sender}: ${text}`);
+  
+      // Kirim nilai terbaru jika diminta
+      if (text.toLowerCase() === "suhu") {
+        await sock.sendMessage(sender, { text: `🌡 Suhu: ${latestData.suhu || "belum ada data"} °C` });
+      } else if (text.toLowerCase() === "ph") {
+        await sock.sendMessage(sender, { text: `🧪 pH: ${latestData.ph || "belum ada data"}` });
+      } else if (text.toLowerCase() === "tds") {
+        await sock.sendMessage(sender, { text: `⚡ TDS: ${latestData.tds || "belum ada data"} ppm` });
+      } else if (text.toLowerCase() === "debit") {
+        await sock.sendMessage(sender, { text: `💧 Debit: ${latestData.flow || "0"} L` });
+      } else if (text.toLowerCase() === "data") {
+        const message = `📊 Data Sensor Saat Ini:\n⚡ TDS: ${latestData.tds || "belum ada data"} ppm\n💧 Debit: ${latestData.flow || "0"} L\n🧪 PH: ${latestData.ph || "belum ada data"}\n🌡 Suhu: ${latestData.suhu || "belum ada data"} °C`;
+        await sock.sendMessage(sender, { text: message });
+      }
+    });
+  }
+  
+  // Endpoint API untuk menerima data dan memperbarui nilai terbaru
+  let notifiedFlow = false;
+
+  app.post("/send-data", async (req, res) => {
+    let { tds, flow, ph, suhu } = req.body;
+  
+    // Konversi ke float dan pastikan 2 desimal
+    tds = parseFloat(tds).toFixed(2);
+    flow = parseFloat(flow).toFixed(2);
+    ph = parseFloat(ph).toFixed(2);
+    suhu = parseFloat(suhu).toFixed(2);
+  
+    // Pastikan tetap float
+    tds = parseFloat(tds);
+    flow = parseFloat(flow);
+    ph = parseFloat(ph);
+    suhu = parseFloat(suhu);
+  
+    if (isNaN(tds) || isNaN(flow) || isNaN(ph) || isNaN(suhu)) {
+      return res.status(400).send("Semua parameter harus berupa angka.");
+    }
+  
+    latestData = { tds, flow, ph, suhu };
+    console.log("Data diperbarui:", latestData);
+  
+    // Kirim notifikasi
+    if (flow >= 100.00 && !notifiedFlow) {
+      try {
+        await sock.sendMessage('6281919281102@s.whatsapp.net', { 
+          text: `⚠Peringatan⚠ \nDebit air melebihi batas harian\nTotal Debit: ${flow} Liter`
+        });
+        console.log("Notifikasi dikirim ke WhatsApp!");
+        notifiedFlow = true; // Set status notifikasi agar tidak dikirim berulang
+      } catch (error) {
+        console.error("Gagal mengirim notifikasi:", error);
+      }
+    }else if (tds<1000){
+        await sock.sendMessage('6281919281102@s.whatsapp.net', { 
+          text: `⚠Peringatan⚠ \nTDS air melebihi batas\nTDS: ${tds} ppm` 
+        });
+        console.log("Notifikasi dikirim ke WhatsApp!");
+    }else if (ph<6 || ph>9){
+      await sock.sendMessage('6281919281102@s.whatsapp.net', { 
+        text: `⚠Peringatan⚠ \nTDS air melebihi batas\nTDS: ${tds} ppm` 
+      });
+      console.log("Notifikasi dikirim ke WhatsApp!");
+    }else if (suhu>30){
+      await sock.sendMessage('6281919281102@s.whatsapp.net', { 
+        text: `⚠Peringatan⚠ \nSuhu air melebihi batas\nSuhu: ${tds} °C` 
+      });
+      console.log("Notifikasi dikirim ke WhatsApp!");
+    }
+
+    // Reset status notifikasi jika flow turun di bawah 100
+    if (flow < 100.00) {
+      notifiedFlow = false;
+    }
+  
+  
+    res.status(200).send("Data berhasil diperbarui.");
+  });
+
+   
+  // Endpoint API untuk mengambil data terbaru
+  app.get("/get-data", (req, res) => {
+    res.status(200).json(latestData);
+  });
+  
+  // Jalankan server API
+  const PORT = 3000;
+  app.listen(PORT, () => {
+    console.log(`Server API berjalan di http://localhost:${PORT}`);
+    startBot(); // Jalankan bot WhatsApp
+  });