Create handles.js

handles.js

@@ -0,0 +1,98 @@
+/**
+ * 获取时间戳
+ * @returns {string} - timestamp
+ */
+const handleTimeStap = () => {
+  return new Date().getTime();
+};
+
+/**
+ * 生成随机字符串
+ * @returns {string} - nonce
+ *
+ */
+const handleBase64 = () => {
+  const nonce = btoa(
+    new Uint8Array(21).reduce(
+      (data) => data + String.fromCharCode(Math.floor(Math.random() * 256)),
+      ""
+    )
+  );
+  return nonce.substring(0, 21);
+};
+
+/**
+ * 全局异常处理
+ * @param {Koa.ParameterizedContext} ctx
+ * @param {Koa.Next} next
+ */
+const handleErrors = async (ctx, next) => {
+  try {
+    await next();
+  } catch (err) {
+    console.error("Error:", err.message);
+    ctx.status
+      ? (ctx.body = `${ctx.status} - ${ctx.message}`)
+      : (ctx.body = "500 - Internal Server Error");
+  }
+};
+
+/**
+ * 清除上下文消息
+ * @param {Object} params
+ * @param {String} sessionid
+ */
+const handleNewSession = async (params, sessionid) => {
+  await fetch("https://www.coze.com/api/conversation/break_message", {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+      Cookie: `sessionid=${sessionid}`,
+      "User-Agent":
+        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36",
+    },
+    body: JSON.stringify(params),
+    credentials: "include",
+  });
+  await fetch("https://www.coze.com/api/conversation/create_section", {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+      Cookie: `sessionid=${sessionid}`,
+      "User-Agent":
+        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36",
+    },
+    body: JSON.stringify({
+      conversation_id: params.conversation_id,
+      scene: params.scene,
+    }),
+    credentials: "include",
+  });
+};
+
+/**
+ * 初始化请求参数
+ * @param {Object} params
+ */
+const initParams = async (params) => {
+  params.bot_id = "7337496580645339154";
+  params.conversation_id =
+    "7337495393033765890_7337496580645339154_2_" + handleTimeStap();
+  params.local_message_id = handleBase64();
+  params.query = "";
+  params.bot_version = "1709039055567";
+  params.chat_history = [];
+  params.insert_history_message_list = [];
+  params.stream = true;
+  params.scene = 2;
+  params.content_type = "text";
+  params.extra = {};
+};
+
+export {
+  handleTimeStap,
+  handleBase64,
+  handleNewSession,
+  handleErrors,
+  initParams,
+};