init

_libs/zca-js/examples/echobot.ts

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+import fs from "node:fs";
+import type { API, Credentials} from "../src/index.js";
+import { ThreadType, Zalo } from "../src/index.js";
+
+const zalo = new Zalo();
+
+const credentials: Partial<Credentials> = {
+    cookie: JSON.parse(fs.readFileSync("./examples/cookies.json", "utf-8")),
+    imei: "",
+    userAgent: "", // Same userAgent is recommended
+};
+
+const isValid = (credentials: Partial<Credentials>): credentials is Credentials => {
+    return !!credentials.cookie && !!credentials.imei && !!credentials.userAgent;
+};
+
+let api: API | undefined;
+
+if (isValid(credentials)) {
+    api = await zalo.login(credentials);
+} else {
+    api = await zalo.loginQR({ qrPath: "./qr.png", userAgent: "" }, () => {
+        console.log("QR Code has been generated");
+    });
+    const context = api.getContext();
+
+    // Save credentials for later use
+    credentials.imei = context.imei;
+    credentials.userAgent = context.userAgent;
+    credentials.cookie = context.cookie.toJSON()?.cookies;
+}
+
+const { listener } = api;
+
+listener.on("message", (message) => {
+    const isDirectMessage = message.type === ThreadType.User;
+
+    if (isDirectMessage && !message.isSelf && typeof message.data.content === "string") {
+        console.log("Message:", message.data.content, message.threadId);
+        api.sendMessage(message.data.content, message.threadId, message.type);
+    }
+});
+
+listener.onConnected(() => {
+    console.log("Connected");
+});
+
+listener.onClosed(() => {
+    console.log("Closed");
+});
+
+listener.onError((error) => {
+    console.error("Error:", error);
+});
+
+listener.start();