对请求的结构、报错提示在接口部分做统一处理

src/pages/index/ChatPage.vue

@@ -320,14 +320,14 @@ export default {
     getCurrentUser() {
       // 获取当前登录用户信息
       getUserInfo()
-        .then((response) => {
-          this.currentUser = response.data;
+        .then((data) => {
+          this.currentUser = data;
           this.getRecentMessageList();
           this.getContactList();
         })
         .catch((error) => {
           console.error(error);
-          this.$message.error("获取用户信息失败，请重新登录");
+          this.$message.error(error.message);
         });
     },
 
@@ -335,13 +335,13 @@ export default {
     getRecentMessageList() {
       if (!this.currentUser) return;
       getRecentMessages()
-        .then((response) => {
-          this.recentChats = response.data.recentChats || [];
+        .then((data) => {
+          this.recentChats = data.recentChats || [];
           this.selectFirstContact();
         })
         .catch((error) => {
           console.error(error);
-          this.$message.error("获取消息列表失败");
+          this.$message.error(error.message);
         });
     },
 
@@ -376,14 +376,14 @@ export default {
     async getContactMessageList(contactName, limit, offset) {
       try {
         // 获取当前联系人的消息列表
-        const response = await getContactMessages({
+        const data = await getContactMessages({
           contactName: contactName,
           limit: limit,
           offset: offset,
         });
 
         const contactMessages = [];
-        const messages = response.data.messages || [];
+        const messages = data.messages || [];
         messages.forEach((item) => {
           contactMessages.push({
             ...item,
@@ -399,22 +399,22 @@ export default {
         console.log("contactMessages", contactMessages);
       } catch (error) {
         console.error(error);
-        this.$message.error("获取消息列表失败");
+        this.$message.error(error.message);
       }
     },
 
     // 获取联系人列表
     getContactList() {
       getContactInfo()
-        .then((response) => {
-          this.contactList = response.data.contacts.map((contact) => ({
+        .then((data) => {
+          this.contactList = data.contacts.map((contact) => ({
             ...contact,
             unreadCount: contact.unreadCount || 0,
           }));
         })
         .catch((error) => {
           console.error(error);
-          this.$message.error("获取联系人信息失败");
+          this.$message.error(error.message);
         });
     },
 

src/pages/login/LoginPage.vue

@@ -54,14 +54,14 @@ export default {
           username: this.username,
           password: this.password,
         })
-          .then((response) => {
-            const token = response.data.token;
+          .then((data) => {
+            const token = data.token;
             this.$store.commit("SET_TOKEN", token);
             this.$router.push("/chat");
           })
           .catch((error) => {
             console.error(error);
-            this.$message.error("账号或密码错误");
+            this.$message.error(error.message);
           });
       } else {
         this.$message.error("请输入账号和密码");

src/pages/login/RegisterPage.vue

@@ -69,7 +69,7 @@ export default {
         this.$router.push('/login')
       }).catch((error) => {
         console.error(error)
-        this.$message.error('注册失败，请重试')
+        this.$message.error(error.message)
       })
     }
   }

src/utils/request.js

@@ -47,15 +47,41 @@ request.interceptors.request.use(
 
 request.interceptors.response.use(
   (response) => {
-    return response.data;  
+    const result = response.data;
+
+    // HTTP 请求成功，但业务失败
+    if (result.code !== 200) {
+      return Promise.reject({
+        type: "business",
+        message: result.message
+      });
+    }
+    return result.data;  
   },
   (error) => {
+    if (!error.response) {
+      // 网络错误
+      return Promise.reject({
+        type: "network",
+        message: "网络连接失败，请检查网络"
+      });
+    }
+
     if (error.response && error.response.status === 401) {
       // 如果返回401，说明token过期或无效，清除token并跳转到登录页
       store.commit('SET_TOKEN', '');
       redirectToLogin();
-    }
-    return Promise.reject(error);
+
+      return Promise.reject({
+        type: "auth",
+        message: "登录已过期，请重新登录"
+      });
+    };
+
+    return Promise.reject({
+      type: "server",
+      message: "服务器异常，请稍后重试"
+    });
   }
 );