导航菜单切换

src/pages/index/ChatPage.vue

@@ -1,56 +1,835 @@
 <template>
-  <div class="hello">
+  <div class="chat-page">
-    <el-input placeholder="请输入用户名" v-model="username" clearable>
+    <!-- 左侧导航 -->
-    </el-input>
+    <aside class="app-sidebar">
-    <el-input
+      <div class="avatar my-avatar">
-      placeholder="请输入密码"
+        {{ currentUser.username ? currentUser.username.charAt(0) : "" }}
-      v-model="password"
+      </div>
-      show-password
+
-    ></el-input>
+      <nav class="sidebar-nav" aria-label="功能导航">
-    <el-button
+        <button
-      class="login-button"
+          class="nav-item"
-      type="primary"
+          :class="{ active: activeMenu === 'messages' }"
-      native-type="submit"
+          type="button"
-      @click="handleLogout"
+          title="消息"
-    >
+          @click="changeMenu('messages')"
-      退出
+        >
-    </el-button>
+          💬
+        </button>
+        <button
+          class="nav-item"
+          :class="{ active: activeMenu === 'contacts' }"
+          type="button"
+          title="联系人"
+          @click="changeMenu('contacts')"
+        >
+          👥
+        </button>
+        <button
+          class="nav-item"
+          :class="{ active: activeMenu === 'settings' }"
+          type="button"
+          title="设置"
+          @click="changeMenu('settings')"
+        >
+          ⚙️
+        </button>
+      </nav>
+
+      <div class="sidebar-footer">
+        <button class="nav-item" type="button" title="退出" @click="logout">
+          ↪
+        </button>
+      </div>
+    </aside>
+
+    <!-- 左侧联系人 -->
+    <div class="contact-panel">
+      <!-- 用户信息 -->
+      <div class="user-header">
+        <!-- 用户信息 -->
+        <div class="my-info">
+          <div class="my-name">{{ currentUser.username }}</div>
+        </div>
+      </div>
+
+      <!-- 搜索框 -->
+      <div class="search-box">
+        <input v-model="searchText" type="text" placeholder="搜索联系人" />
+      </div>
+
+      <!-- 最近消息列表 -->
+      <div
+        class="message-list"
+        :class="activeMenu === 'messages' ? 'active' : ''"
+      >
+        <div
+          v-for="contact in filteredContacts"
+          :key="contact.contactId"
+          class="contact-item"
+          :class="{
+            active:
+              currentContact && currentContact.contactId === contact.contactId,
+          }"
+          @click="selectContact(contact)"
+        >
+          <div class="avatar">
+            {{ contact.contactName.charAt(0) }}
+          </div>
+
+          <div class="contact-info">
+            <div class="contact-name">
+              {{ contact.contactName }}
+            </div>
+
+            <div class="last-message">
+              {{ getLastMessage(contact.contactId) }}
+            </div>
+          </div>
+
+          <div v-if="contact.unread > 0" class="unread">
+            {{ contact.unread }}
+          </div>
+        </div>
+      </div>
+
+      <!-- 联系人列表 -->
+      <div
+        class="message-list"
+        :class="activeMenu === 'contacts' ? 'active' : ''"
+      >
+        <div
+          v-for="contact in contactList"
+          :key="contact.contactId"
+          class="contact-item"
+          @click="selectContact(contact)"
+        >
+          <div class="avatar">
+            {{ contact.contactName.charAt(0) }}
+          </div>
+
+          <div class="contact-info">
+            <div class="contact-name">
+              {{ contact.contactName }}
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 右侧聊天区域 -->
+    <div class="chat-panel">
+      <!-- 没有选择联系人 -->
+      <div v-if="!currentContact" class="empty-chat">
+        <div class="empty-icon">💬</div>
+        <div>请选择一个联系人开始聊天</div>
+      </div>
+
+      <!-- 当前聊天 -->
+      <template v-else>
+        <!-- 聊天顶部 -->
+        <div class="chat-header">
+          <div class="avatar">
+            {{ currentContact.contactName.charAt(0) }}
+          </div>
+
+          <div class="chat-user-info">
+            <div class="chat-user-name">
+              {{ currentContact.name }}
+            </div>
+
+            <div class="chat-user-status">
+              {{ currentContact.online ? "在线" : "离线" }}
+            </div>
+          </div>
+        </div>
+
+        <!-- 消息区域 -->
+        <div
+          ref="messageList"
+          class="message-list"
+          :class="activeMenu === 'messages' ? 'active' : ''"
+        >
+          <div
+            v-for="message in currentMessages"
+            :key="message.id"
+            class="message-row"
+            :class="{
+              'message-me': message.from === 'me',
+              'message-other': message.from === 'other',
+            }"
+          >
+            <!-- 对方头像 -->
+            <div v-if="message.from === 'other'" class="avatar message-avatar">
+              {{ currentContact.contactName.charAt(0) }}
+            </div>
+
+            <div class="message-content">
+              <div class="message-time">
+                {{ message.time }}
+              </div>
+
+              <div class="message-bubble">
+                {{ message.content }}
+              </div>
+            </div>
+
+            <!-- 我的头像 -->
+            <div
+              v-if="message.from === 'me'"
+              class="avatar message-avatar my-avatar"
+            >
+              我
+            </div>
+          </div>
+        </div>
+
+        <div
+          ref="messageList"
+          class="message-list"
+          :class="activeMenu === 'contacts' ? 'empty' : ''"
+        >
+          <div class="empty-content">💬</div>
+        </div>
+
+        <!-- 输入区域 -->
+        <div class="input-panel">
+          <div class="toolbar">
+            <button type="button">😊</button>
+            <button type="button">📎</button>
+          </div>
+
+          <textarea
+            v-model="messageText"
+            placeholder="请输入消息..."
+            @keydown.enter.exact.prevent="sendMessage"
+          ></textarea>
+
+          <div class="send-area">
+            <span class="enter-tip"> Enter 发送 </span>
+
+            <button
+              class="send-button"
+              type="button"
+              :disabled="!messageText.trim()"
+              @click="sendMessage"
+            >
+              发送
+            </button>
+          </div>
+        </div>
+      </template>
+    </div>
   </div>
 </template>
 
 <script>
+import { getUserInfo, getContactInfo, getContactMessages } from "@/utils/user";
 export default {
   name: "ChatPage",
-  props: {},
+
   data() {
     return {
-      username: "",
+      // 当前用户
-      password: "",
+      currentUser: {},
+      // 联系人
+      contactList: [],
+      // 当前聊天联系人
+      currentContact: null,
+      // 聊天消息
+      groupedMessages: {},
+      // 搜索联系人
+      searchText: "",
+      // 输入的消息内容
+      messageText: "",
+      // 当前选中的菜单
+      activeMenu: "messages",
     };
   },
+
+  computed: {
+    // 搜索联系人
+    filteredContacts() {
+      if (!this.searchText.trim()) {
+        return this.contactList;
+      }
+
+      const keyword = this.searchText.trim().toLowerCase();
+
+      return this.contactList.filter((contact) =>
+        contact.name.toLowerCase().includes(keyword),
+      );
+    },
+
+    // 当前联系人对应的消息
+    currentMessages() {
+      if (!this.currentContact) {
+        return [];
+      }
+
+      return this.groupedMessages[this.currentContact.contactId] || [];
+    },
+  },
+
+  created() {
+    this.getCurrentUser();
+    this.getContactList();
+    this.getMessageList();
+  },
+
   methods: {
-    handleLogout() {
+    logout() {
-      this.$store.commit("REMOVE_TOKEN", '');
+      // 清除 token 和用户信息
-      this.$store.commit("SET_USERNAME", '');
+      this.$store.commit("SET_TOKEN", "");
+      this.$store.commit("SET_USERNAME", "");
       this.$router.push("/login");
     },
+    getCurrentUser() {
+      // 获取当前登录用户信息
+      getUserInfo()
+        .then((response) => {
+          this.currentUser = response.data;
+        })
+        .catch((error) => {
+          console.error(error);
+          this.$message.error("获取用户信息失败，请重新登录");
+          this.$router.push("/login");
+        });
+    },
+    getMessageList() {
+      // 获取当前用户的联系人消息列表
+      getContactMessages()
+        .then((response) => {
+          const groupedMessages = {};
+          const messages = response.data.messages || [];
+          // 把联系人的消息按联系人 id 分组存储
+          messages.forEach((item) => {
+            // 这个联系人的 id 是和当前用户聊天消息的发送者 id 或接收者 id
+            const contactId =
+              item.senderId === this.currentUser.userId
+                ? item.receiverId
+                : item.senderId;
+
+            // 把联系人 id 为属性进行分组，每个联系人id对应一个消息数组，内容有接收消息也有发送消息
+            if (!groupedMessages[contactId]) {
+              groupedMessages[contactId] = [];
+            }
+
+            groupedMessages[contactId].push({
+              ...item,
+              from: item.senderId === this.currentUser.userId ? "me" : "other",
+              time: item.time || item.createdAt,
+            });
+          });
+          this.groupedMessages = groupedMessages;
+          console.log("groupedMessages", groupedMessages);
+        })
+        .catch((error) => {
+          console.error(error);
+          this.$message.error("获取消息列表失败");
+        });
+    },
+    getContactList() {
+      getContactInfo()
+        .then((response) => {
+          this.contactList = response.data.contacts.map((contact) => ({
+            ...contact,
+            unread: contact.unread || 0,
+          }));
+          console.log("contactList", this.contactList);
+          this.selectFirstContact();
+        })
+        .catch((error) => {
+          console.error(error);
+          this.$message.error("获取联系人信息失败");
+        });
+    },
+    changeMenu(menu) {
+      this.activeMenu = menu;
+    },
+    // 选择联系人
+    selectContact(contact) {
+      this.currentContact = contact;
+
+      // 查看联系人后清除未读数量
+      contact.unread = 0;
+
+      this.$nextTick(() => {
+        this.scrollToBottom();
+      });
+    },
+
+    // 选择第一个联系人
+    selectFirstContact() {
+      if (!this.currentContact && this.contactList.length > 0) {
+        this.selectContact(this.contactList[0]);
+      }
+    },
+
+    // 获取最后一条消息
+    getLastMessage(contactId) {
+      const messageList = this.groupedMessages[contactId];
+
+      if (!messageList || messageList.length === 0) {
+        return "暂无消息";
+      }
+
+      return messageList[messageList.length - 1].content;
+    },
+
+    // 发送消息
+    sendMessage() {
+      const content = this.messageText.trim();
+
+      if (!content || !this.currentContact) {
+        return;
+      }
+
+      if (!this.groupedMessages[this.currentContact.id]) {
+        this.$set(this.groupedMessages, this.currentContact.id, []);
+      }
+
+      this.groupedMessages[this.currentContact.id].push({
+        id: Date.now(),
+        from: "me",
+        content: content,
+        time: this.getCurrentTime(),
+      });
+
+      // 清空输入框
+      this.messageText = "";
+
+      this.$nextTick(() => {
+        this.scrollToBottom();
+      });
+    },
+
+    // 获取当前时间
+    getCurrentTime() {
+      const date = new Date();
+
+      const hours = String(date.getHours()).padStart(2, "0");
+      const minutes = String(date.getMinutes()).padStart(2, "0");
+
+      return `${hours}:${minutes}`;
+    },
+
+    // 滚动到底部
+    scrollToBottom() {
+      const messageList = this.$refs.messageList;
+
+      if (messageList) {
+        messageList.scrollTop = messageList.scrollHeight;
+      }
+    },
   },
 };
 </script>
 
 <style scoped>
-h3 {
+* {
-  margin: 40px 0 0;
+  box-sizing: border-box;
 }
-ul {
+
-  list-style-type: none;
+.chat-page {
-  padding: 0;
+  display: flex;
+  width: 100%;
+  height: 100vh;
+  min-width: 980px;
+  background: #f5f5f5;
+  color: #333;
+  overflow: hidden;
 }
-li {
+
-  display: inline-block;
+/* =========================
+   左侧导航栏（微信风格）
+========================= */
+
+.app-sidebar {
+  width: 78px;
+  height: 100%;
+  background: #f2f3f5;
+  border-right: 1px solid #e5e5e5;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  padding: 16px 0 12px;
+}
+
+.app-logo {
+  width: 42px;
+  height: 42px;
+  border-radius: 12px;
+  background: linear-gradient(135deg, #67c23a, #4caf50);
+  color: #fff;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 22px;
+  box-shadow: 0 6px 14px rgba(103, 194, 58, 0.25);
+}
+
+.sidebar-nav {
+  margin-top: 20px;
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+  width: 100%;
+  align-items: center;
+}
+
+.nav-item {
+  width: 42px;
+  height: 42px;
+  border: none;
+  border-radius: 12px;
+  background: transparent;
+  color: #666;
+  font-size: 20px;
+  cursor: pointer;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: all 0.2s ease;
+}
+
+.nav-item:hover {
+  background: #e9edf3;
+}
+
+.nav-item.active {
+  background: #dfeeff;
+  color: #409eff;
+  box-shadow: inset 0 0 0 1px rgba(64, 158, 255, 0.12);
+}
+
+.sidebar-footer {
+  margin-top: auto;
+  width: 100%;
+  display: flex;
+  justify-content: center;
+}
+
+/* =========================
+   左侧联系人
+========================= */
+
+.contact-panel {
+  width: 300px;
+  height: 100%;
+  background: #ffffff;
+  border-right: 1px solid #e5e5e5;
+  display: flex;
+  flex-direction: column;
+}
+
+.user-header {
+  height: 72px;
+  padding: 0 20px;
+  display: flex;
+  align-items: center;
+  border-bottom: 1px solid #eeeeee;
+}
+
+.avatar {
+  width: 42px;
+  height: 42px;
+  flex-shrink: 0;
+  border-radius: 50%;
+  background: #4c8bf5;
+  color: #ffffff;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 16px;
+  font-weight: 500;
+}
+
+.my-avatar {
+  background: #67c23a;
+}
+
+.my-name {
+  font-size: 15px;
+  font-weight: 600;
+  color: #67c23a;
+}
+
+.search-box {
+  padding: 12px;
+  background: #fafafa;
+}
+
+.search-box input {
+  width: 100%;
+  height: 34px;
+  padding: 0 12px;
+  border: 1px solid #e5e5e5;
+  border-radius: 4px;
+  outline: none;
+  background: #ffffff;
+  font-size: 13px;
+}
+
+.search-box input:focus {
+  border-color: #409eff;
+}
+
+.contact-list {
+  flex: 1;
+  overflow-y: auto;
+}
+
+.contact-item {
+  height: 70px;
+  padding: 0 15px;
+  display: flex;
+  align-items: center;
+  cursor: pointer;
+  position: relative;
+}
+
+.contact-item:hover {
+  background: #f5f5f5;
+}
+
+.contact-item.active {
+  background: #eaf3ff;
+}
+
+.contact-info {
+  flex: 1;
+  min-width: 0;
+  margin-left: 12px;
+}
+
+.contact-name {
+  font-size: 14px;
+  font-weight: 500;
+}
+
+.last-message {
+  margin-top: 7px;
+  color: #999;
+  font-size: 12px;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.unread {
+  min-width: 18px;
+  height: 18px;
+  padding: 0 5px;
+  border-radius: 10px;
+  background: #f56c6c;
+  color: #fff;
+  font-size: 11px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+/* =========================
+   右侧聊天
+========================= */
+
+.chat-panel {
+  flex: 1;
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  background: #f5f5f5;
+}
+
+.chat-header {
+  height: 72px;
+  padding: 0 24px;
+  display: flex;
+  align-items: center;
+  background: #ffffff;
+  border-bottom: 1px solid #e5e5e5;
+}
+
+.chat-user-info {
+  margin-left: 12px;
+}
+
+.chat-user-name {
+  font-size: 16px;
+  font-weight: 600;
+}
+
+.chat-user-status {
+  margin-top: 5px;
+  font-size: 12px;
+  color: #67c23a;
+}
+
+.empty-chat {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  color: #999;
+}
+
+.empty-icon {
+  margin-bottom: 15px;
+  font-size: 50px;
+}
+
+.empty-content {
+  margin-top: 15px;
+  font-size: 50px;
+  color: #999;
+  height: 100%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.message-list {
+  flex: 1;
+  padding: 25px 35px;
+  overflow-y: auto;
+  display: none;
+}
+
+.message-list.active {
+  display: block;
+}
+
+.message-list.empty {
+  display: block;
+  height: 100%;
+}
+
+.message-row {
+  display: flex;
+  margin-bottom: 20px;
+}
+
+.message-other {
+  justify-content: flex-start;
+}
+
+.message-me {
+  justify-content: flex-end;
+}
+
+.message-avatar {
+  width: 38px;
+  height: 38px;
+  font-size: 14px;
+}
+
+.message-content {
+  max-width: 60%;
   margin: 0 10px;
 }
-a {
+
-  color: #42b983;
+.message-time {
+  margin-bottom: 5px;
+  color: #aaa;
+  font-size: 11px;
+}
+
+.message-me .message-time {
+  text-align: right;
+}
+
+.message-bubble {
+  padding: 10px 14px;
+  border-radius: 6px;
+  background: #ffffff;
+  font-size: 14px;
+  line-height: 1.5;
+  word-break: break-word;
+  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
+}
+
+.message-me .message-bubble {
+  background: #95ec69;
+}
+
+/* =========================
+   输入区域
+========================= */
+
+.input-panel {
+  height: 180px;
+  padding: 10px 20px 15px;
+  background: #ffffff;
+  border-top: 1px solid #e5e5e5;
+}
+
+.toolbar {
+  height: 30px;
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.toolbar button {
+  border: none;
+  background: transparent;
+  cursor: pointer;
+  font-size: 18px;
+}
+
+.input-panel textarea {
+  width: 100%;
+  height: 75px;
+  padding: 8px 0;
+  resize: none;
+  border: none;
+  outline: none;
+  font-size: 14px;
+  line-height: 1.5;
+}
+
+.send-area {
+  display: flex;
+  justify-content: flex-end;
+  align-items: center;
+}
+
+.enter-tip {
+  margin-right: 15px;
+  color: #aaa;
+  font-size: 12px;
+}
+
+.send-button {
+  width: 70px;
+  height: 32px;
+  border: none;
+  border-radius: 4px;
+  background: #409eff;
+  color: #ffffff;
+  cursor: pointer;
+}
+
+.send-button:hover {
+  background: #66b1ff;
+}
+
+.send-button:disabled {
+  background: #c0c4cc;
+  cursor: not-allowed;
+}
+
+/* 滚动条 */
+.contact-list::-webkit-scrollbar,
+.message-list::-webkit-scrollbar {
+  width: 5px;
+}
+
+.contact-list::-webkit-scrollbar-thumb,
+.message-list::-webkit-scrollbar-thumb {
+  background: #ddd;
+  border-radius: 3px;
 }
 </style>

src/utils/user.js

@@ -9,14 +9,6 @@ export function login(data) {
   })
 }
 
-// 获取用户信息
-export function getUserInfo() {
-  return request({
-    url: '/user/info',
-    method: 'get'
-  })
-}
-
 // 注册账号
 export function register(data) {
     return request({
@@ -24,4 +16,28 @@ export function register(data) {
         method: 'post',
         data
     })
+}
+
+// 获取用户信息
+export function getUserInfo() {
+  return request({
+    url: '/userInfo',
+    method: 'get'
+  })
+}
+
+// 获取用户的联系人信息
+export function getContactInfo() {
+  return request({
+    url: '/contactsInfo',
+    method: 'get'
+  })
+}
+
+// 获取用户的联系人消息
+export function getContactMessages() {
+  return request({
+    url: '/messagesInfo',
+    method: 'get'
+  })
 }