Files
aiot-uniapp/src/pages-infra/webSocket/index.vue

492 lines
13 KiB
Vue

<template>
<view class="page-container">
<!-- 顶部导航栏 -->
<wd-navbar
title="WebSocket 测试"
left-arrow placeholder safe-area-inset-top fixed
@click-left="handleBack"
/>
<!-- 连接状态卡片 -->
<view class="mx-24rpx mt-24rpx overflow-hidden rounded-16rpx bg-white shadow-sm">
<view class="p-32rpx">
<!-- 状态指示器 -->
<view class="mb-24rpx flex items-center">
<view
class="mr-16rpx h-20rpx w-20rpx rounded-full"
:class="isConnected ? 'bg-[#07c160]' : 'bg-[#fa5151]'"
/>
<text class="text-32rpx text-[#333] font-semibold">连接管理</text>
</view>
<!-- 连接状态 -->
<view class="mb-24rpx flex items-center rounded-12rpx bg-[#f7f8fa] p-24rpx">
<text class="mr-16rpx text-28rpx text-[#666]">连接状态:</text>
<wd-tag :type="isConnected ? 'success' : 'danger'">
{{ statusText }}
</wd-tag>
</view>
<!-- 服务地址 -->
<view class="mb-24rpx">
<text class="mb-12rpx block text-26rpx text-[#999]">服务地址</text>
<view class="rounded-12rpx bg-[#f7f8fa] p-24rpx">
<text class="break-all text-26rpx text-[#666]">{{ serverUrl }}</text>
</view>
</view>
<!-- 连接按钮 -->
<wd-button
block
:type="isConnected ? 'error' : 'primary'"
@click="toggleConnection"
>
{{ isConnected ? '断开连接' : '建立连接' }}
</wd-button>
</view>
</view>
<!-- 发送消息卡片 -->
<view class="mx-24rpx mt-24rpx overflow-hidden rounded-16rpx bg-white shadow-sm">
<view class="p-32rpx">
<view class="mb-24rpx flex items-center">
<wd-icon name="chat" size="36rpx" color="#1989fa" class="mr-12rpx" />
<text class="text-32rpx text-[#333] font-semibold">发送消息</text>
</view>
<!-- 接收人选择 -->
<view class="mb-24rpx">
<text class="mb-12rpx block text-26rpx text-[#999]">接收人</text>
<wd-picker
v-model="sendUserId"
:columns="userColumns"
:disabled="!isConnected"
@confirm="handleUserChange"
>
<view class="flex items-center justify-between rounded-12rpx bg-[#f7f8fa] p-24rpx">
<text class="text-28rpx" :class="isConnected ? 'text-[#333]' : 'text-[#c8c9cc]'">
{{ selectedUserLabel }}
</text>
<wd-icon name="arrow-down" size="32rpx" :color="isConnected ? '#666' : '#c8c9cc'" />
</view>
</wd-picker>
</view>
<!-- 消息内容 -->
<view class="mb-24rpx">
<text class="mb-12rpx block text-26rpx text-[#999]">消息内容</text>
<wd-textarea
v-model="sendText"
placeholder="请输入要发送的消息..."
:disabled="!isConnected"
:maxlength="500"
show-word-limit
auto-height
:min-height="120"
/>
</view>
<!-- 发送按钮 -->
<wd-button
block
type="primary"
:disabled="!isConnected || !sendText.trim()"
@click="handleSend"
>
<wd-icon name="send" size="32rpx" class="mr-8rpx" />
发送消息
</wd-button>
</view>
</view>
<!-- 消息记录卡片 -->
<view class="mx-24rpx mb-24rpx mt-24rpx overflow-hidden rounded-16rpx bg-white shadow-sm">
<view class="p-32rpx">
<view class="mb-24rpx flex items-center justify-between">
<view class="flex items-center">
<wd-icon name="list" size="36rpx" color="#1989fa" class="mr-12rpx" />
<text class="text-32rpx text-[#333] font-semibold">消息记录</text>
<wd-tag v-if="messageList.length > 0" type="primary" plain class="ml-16rpx">
{{ messageList.length }}
</wd-tag>
</view>
<wd-button
v-if="messageList.length > 0"
size="small"
type="error"
plain
@click="clearMessages"
>
清空
</wd-button>
</view>
<!-- 消息列表 -->
<scroll-view
scroll-y
class="message-list rounded-12rpx bg-[#f7f8fa]"
:style="{ height: '600rpx' }"
>
<view v-if="messageList.length === 0" class="h-full flex flex-col items-center justify-center">
<wd-icon name="inbox" size="80rpx" color="#c8c9cc" />
<text class="mt-16rpx text-26rpx text-[#c8c9cc]">暂无消息记录</text>
</view>
<view v-else class="p-20rpx">
<view
v-for="(msg, index) in messageReverseList"
:key="index"
class="mb-20rpx rounded-12rpx bg-white p-24rpx shadow-sm"
>
<view class="mb-12rpx flex items-center justify-between">
<view class="flex items-center">
<view
class="mr-12rpx h-16rpx w-16rpx rounded-full"
:style="{ backgroundColor: getMessageBadgeColor(msg.type) }"
/>
<text class="text-26rpx text-[#666] font-medium">
{{ getMessageTypeText(msg.type) }}
</text>
<text v-if="msg.userId" class="ml-16rpx text-24rpx text-[#999]">
用户 ID: {{ msg.userId }}
</text>
</view>
<text class="text-22rpx text-[#c8c9cc]">
{{ formatDateTime(msg.time) }}
</text>
</view>
<view class="break-words text-28rpx text-[#333]">
{{ msg.text }}
</view>
</view>
</view>
</scroll-view>
</view>
</view>
<!-- 底部安全区域 -->
<view class="h-env(safe-area-inset-bottom)" />
</view>
</template>
<script lang="ts" setup>
import type { User } from '@/api/system/user'
import { computed, onMounted, onUnmounted, ref } from 'vue'
import { useToast } from 'wot-design-uni'
import { getSimpleUserList } from '@/api/system/user'
import { useTokenStore } from '@/store/token'
import { getEnvBaseUrlRoot, navigateBackPlus } from '@/utils'
import { formatDateTime } from '@/utils/date'
definePage({
style: {
navigationBarTitleText: '',
navigationStyle: 'custom',
},
})
// ======================= 状态定义 =======================
const tokenStore = useTokenStore()
const toast = useToast()
// WebSocket 相关状态
const socketTask = ref<UniApp.SocketTask | null>(null)
const isConnected = ref(false)
const statusText = computed(() => (isConnected.value ? '已连接' : '未连接'))
// 服务地址
const serverUrl = computed(() => {
const baseUrl = getEnvBaseUrlRoot()
const wsUrl = baseUrl.replace('http', 'ws')
const tokenInfo = tokenStore.tokenInfo as any
const token = tokenInfo?.refreshToken || tokenStore.validToken
return `${wsUrl}/infra/ws?token=${token}`
})
// 消息相关状态
interface Message {
text: string
time: number
type?: 'single' | 'group' | 'system'
userId?: string
}
const messageList = ref<Message[]>([])
const messageReverseList = computed(() => [...messageList.value].reverse())
// 发送消息相关
const sendText = ref('')
const sendUserId = ref('all')
const userList = ref<User[]>([])
const userColumns = computed(() => {
const list = [
{ value: 'all', label: '所有人' },
...userList.value.map(user => ({
value: String(user.id),
label: user.nickname || user.username,
})),
]
return [list]
}) // 用户选择器列表
const selectedUserLabel = computed(() => {
if (sendUserId.value === 'all') {
return '所有人'
}
const user = userList.value.find(u => String(u.id) === sendUserId.value)
return user?.nickname || user?.username || '所有人'
}) // 选中的用户标签
// ======================= WebSocket 方法 =======================
/** 建立 WebSocket 连接 */
function connect() {
if (socketTask.value) {
return
}
// 1.1 发起连接请求
socketTask.value = uni.connectSocket({
url: serverUrl.value,
success: () => {
console.log('WebSocket 连接请求已发送')
},
fail: (err) => {
console.error('WebSocket 连接失败:', err)
toast.error('连接失败')
},
})
// 1.2 监听连接打开
socketTask.value.onOpen(() => {
console.log('WebSocket 连接已打开')
isConnected.value = true
toast.success('连接成功')
// 开始心跳
startHeartbeat()
})
// 2. 监听消息
socketTask.value.onMessage((res) => {
handleMessage(res.data as string)
})
// 3.1 监听连接关闭
socketTask.value.onClose(() => {
console.log('WebSocket 连接已关闭')
isConnected.value = false
socketTask.value = null
stopHeartbeat()
})
// 3.2 监听错误
socketTask.value.onError((err) => {
console.error('WebSocket 错误:', err)
isConnected.value = false
socketTask.value = null
stopHeartbeat()
toast.error('连接异常')
})
}
/** 关闭 WebSocket 连接 */
function disconnect() {
if (!socketTask.value) {
return
}
socketTask.value.close({
success: () => {
console.log('WebSocket 连接已主动关闭')
toast.success('已断开')
},
})
socketTask.value = null
isConnected.value = false
stopHeartbeat()
}
/** 切换连接状态 */
function toggleConnection() {
if (isConnected.value) {
disconnect()
} else {
connect()
}
}
// ======================= 心跳机制 =======================
let heartbeatTimer: ReturnType<typeof setInterval> | null = null
/** 启动心跳机制 */
function startHeartbeat() {
stopHeartbeat()
// 30 秒发送一次心跳
heartbeatTimer = setInterval(() => {
if (socketTask.value && isConnected.value) {
socketTask.value.send({
data: 'ping',
fail: (err) => {
console.error('心跳发送失败:', err)
},
})
}
}, 30000)
}
/** 停止心跳机制 */
function stopHeartbeat() {
if (heartbeatTimer) {
clearInterval(heartbeatTimer)
heartbeatTimer = null
}
}
// ======================= 消息处理 =======================
/** 处理接收到的消息 */
function handleMessage(data: string) {
if (!data) {
return
}
try {
// 心跳响应
if (data === 'pong') {
return
}
// 1. 解析消息
const jsonMessage = JSON.parse(data)
const type = jsonMessage.type
const content = JSON.parse(jsonMessage.content)
if (!type) {
console.warn('未知的消息类型:', data)
return
}
// 2.1 处理 demo-message-receive 消息
if (type === 'demo-message-receive') {
const single = content.single
messageList.value.push({
text: content.text,
time: Date.now(),
type: single ? 'single' : 'group',
userId: content.fromUserId,
})
return
}
// 2.2 处理 notice-push 消息
if (type === 'notice-push') {
messageList.value.push({
text: content.title,
time: Date.now(),
type: 'system',
})
return
}
console.warn('未处理的消息类型:', type, data)
} catch (error) {
console.error('消息解析失败:', error, data)
}
}
/** 发送消息 */
function handleSend() {
if (!sendText.value.trim()) {
toast.show('请输入消息内容')
return
}
if (!socketTask.value || !isConnected.value) {
toast.show('请先建立连接')
return
}
// 1.1 构建消息内容
const messageContent = JSON.stringify({
text: sendText.value,
toUserId: sendUserId.value === 'all' ? undefined : sendUserId.value,
})
// 1.2 构建完整消息
const jsonMessage = JSON.stringify({
type: 'demo-message-send',
content: messageContent,
})
// 2. 发送消息
socketTask.value.send({
data: jsonMessage,
success: () => {
toast.success('发送成功')
sendText.value = ''
},
fail: (err) => {
console.error('消息发送失败:', err)
toast.error('发送失败')
},
})
}
/** 清空消息记录 */
function clearMessages() {
messageList.value = []
}
// ======================= 工具方法 =======================
/** 获取消息类型的徽标颜色 */
function getMessageBadgeColor(type?: string) {
switch (type) {
case 'group':
return '#07c160'
case 'single':
return '#1989fa'
case 'system':
return '#fa5151'
default:
return '#c8c9cc'
}
}
/** 获取消息类型的文本 */
function getMessageTypeText(type?: string) {
switch (type) {
case 'group':
return '群发'
case 'single':
return '单发'
case 'system':
return '系统'
default:
return '未知'
}
}
/** 处理用户选择变化 */
function handleUserChange({ value }: { value: string[] }) {
sendUserId.value = value[0] || 'all'
}
/** 返回上一页 */
function handleBack() {
navigateBackPlus()
}
// ======================= 生命周期 =======================
/** 初始化 */
onMounted(async () => {
// 获取用户列表
try {
userList.value = await getSimpleUserList()
} catch (error) {
console.error('获取用户列表失败:', error)
}
})
/** 页面卸载 */
onUnmounted(() => {
// 页面销毁时断开连接
disconnect()
})
</script>
<style lang="scss" scoped>
.message-list {
&::-webkit-scrollbar {
display: none;
}
}
</style>