323 lines
9.0 KiB
Vue
323 lines
9.0 KiB
Vue
<script lang="ts" setup>
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import type { SystemUserApi } from '#/api/system/user';
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import { computed, onMounted, ref, watchEffect } from 'vue';
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import { Page } from '@vben/common-ui';
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import { useAccessStore } from '@vben/stores';
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import { formatDate } from '@vben/utils';
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import { useWebSocket } from '@vueuse/core';
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import {
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ElAvatar,
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ElBadge,
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ElButton,
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ElCard,
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ElDivider,
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ElEmpty,
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ElInput,
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ElMessage,
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ElOption,
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ElSelect,
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ElTag,
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} from 'element-plus';
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import { getSimpleUserList } from '#/api/system/user';
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import { DocAlert } from '#/components/doc-alert';
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const accessStore = useAccessStore();
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const refreshToken = accessStore.refreshToken as string;
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const server = ref(
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`${`${import.meta.env.VITE_BASE_URL}/infra/ws`.replace(
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'http',
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'ws',
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)}?token=${refreshToken}`, // 使用 refreshToken，而不使用 accessToken 方法的原因：WebSocket 无法方便的刷新访问令牌
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); // WebSocket 服务地址
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const getIsOpen = computed(() => status.value === 'OPEN'); // WebSocket 连接是否打开
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const getTagColor = computed(() => (getIsOpen.value ? 'success' : 'danger')); // WebSocket 连接的展示颜色
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const getStatusText = computed(() => (getIsOpen.value ? '已连接' : '未连接')); // 连接状态文本
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/** 发起 WebSocket 连接 */
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const { status, data, send, close, open } = useWebSocket(server.value, {
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autoReconnect: true,
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heartbeat: true,
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});
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/** 监听接收到的数据 */
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const messageList = ref(
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[] as { text: string; time: number; type?: string; userId?: string }[],
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); // 消息列表
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const messageReverseList = computed(() => [...messageList.value].reverse());
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watchEffect(() => {
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if (!data.value) {
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return;
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}
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try {
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// 1. 收到心跳
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if (data.value === 'pong') {
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// state.recordList.push({
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// text: '【心跳】',
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// time: new Date().getTime()
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// })
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return;
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}
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// 2.1 解析 type 消息类型
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const jsonMessage = JSON.parse(data.value);
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const type = jsonMessage.type;
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const content = JSON.parse(jsonMessage.content);
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if (!type) {
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ElMessage.error(`未知的消息类型：${data.value}`);
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return;
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}
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// 2.2 消息类型：demo-message-receive
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if (type === 'demo-message-receive') {
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const single = content.single;
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messageList.value.push({
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text: content.text,
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time: Date.now(),
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type: single ? 'single' : 'group',
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userId: content.fromUserId,
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});
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return;
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}
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// 2.3 消息类型：notice-push
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if (type === 'notice-push') {
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messageList.value.push({
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text: content.title,
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time: Date.now(),
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type: 'system',
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});
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return;
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}
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ElMessage.error(`未处理消息：${data.value}`);
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} catch (error) {
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ElMessage.error(`处理消息发生异常：${data.value}`);
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console.error(error);
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}
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});
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/** 发送消息 */
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const sendText = ref(''); // 发送内容
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const sendUserId = ref(''); // 发送人
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const handlerSend = () => {
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if (!sendText.value.trim()) {
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ElMessage.warning('消息内容不能为空');
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return;
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}
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// 1.1 先 JSON 化 message 消息内容
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const messageContent = JSON.stringify({
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text: sendText.value,
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toUserId: sendUserId.value,
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});
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// 1.2 再 JSON 化整个消息
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const jsonMessage = JSON.stringify({
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type: 'demo-message-send',
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content: messageContent,
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});
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// 2. 最后发送消息
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send(jsonMessage);
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sendText.value = '';
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};
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/** 切换 websocket 连接状态 */
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const toggleConnectStatus = () => {
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if (getIsOpen.value) {
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close();
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} else {
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open();
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}
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};
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/** 获取消息类型的徽标颜色 */
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const getMessageBadgeType = (type?: string) => {
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switch (type) {
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case 'group': {
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return 'success';
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}
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case 'single': {
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return 'primary';
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}
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case 'system': {
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return 'danger';
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}
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default: {
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return 'info';
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}
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}
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};
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/** 获取消息类型的文本 */
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const getMessageTypeText = (type?: string) => {
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switch (type) {
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case 'group': {
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return '群发';
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}
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case 'single': {
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return '单发';
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}
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case 'system': {
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return '系统';
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}
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default: {
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return '未知';
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}
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}
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};
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/** 初始化 */
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const userList = ref<SystemUserApi.User[]>([]); // 用户列表
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onMounted(async () => {
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userList.value = await getSimpleUserList();
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});
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</script>
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<template>
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<Page>
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<template #doc>
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<DocAlert
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title="WebSocket 实时通信"
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url="https://doc.iocoder.cn/websocket/"
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/>
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</template>
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<div class="mt-4 flex flex-col gap-4 md:flex-row">
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<!-- 左侧：建立连接、发送消息 -->
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<ElCard shadow="never" class="w-full md:w-1/2">
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<template #header>
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<div class="flex items-center">
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<div v-if="getIsOpen">
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<ElBadge type="success" is-dot />
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</div>
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<div v-else>
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<ElBadge type="danger" is-dot />
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</div>
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<span class="ml-2 text-lg font-medium">连接管理</span>
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</div>
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</template>
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<div class="mb-4 flex items-center rounded-lg p-3">
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<span class="mr-4 font-medium">连接状态:</span>
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<ElTag :type="getTagColor">{{ getStatusText }}</ElTag>
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</div>
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<div class="mb-6 flex space-x-2">
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<ElInput v-model="server" disabled class="rounded-md" size="default">
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<template #prepend>
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<span class="text-gray-600">服务地址</span>
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</template>
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</ElInput>
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<ElButton
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:type="getIsOpen ? 'danger' : 'primary'"
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size="default"
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class="flex-shrink-0"
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@click="toggleConnectStatus"
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>
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{{ getIsOpen ? '关闭连接' : '开启连接' }}
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</ElButton>
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</div>
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<ElDivider>
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<span class="text-gray-500">消息发送</span>
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</ElDivider>
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<ElSelect
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v-model="sendUserId"
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class="mb-3 w-full"
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size="default"
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placeholder="请选择接收人"
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:disabled="!getIsOpen"
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>
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<!-- TODO @puhui999：所有人，选择不上 -->
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<ElOption key="" value="" label="所有人">
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<div class="flex items-center">
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<ElAvatar size="small">全</ElAvatar>
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<span class="ml-2">所有人</span>
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</div>
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</ElOption>
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<ElOption
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v-for="user in userList"
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:key="user.id"
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:value="user.id || 0"
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:label="user.nickname"
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>
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<div class="flex items-center">
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<ElAvatar size="small">
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{{ user.nickname.slice(0, 1) }}
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</ElAvatar>
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<span class="ml-2">{{ user.nickname }}</span>
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</div>
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</ElOption>
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</ElSelect>
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<ElInput
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v-model="sendText"
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:rows="3"
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type="textarea"
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:disabled="!getIsOpen"
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class="border-1 rounded-lg"
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clearable
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placeholder="请输入你要发送的消息..."
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/>
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<ElButton
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:disabled="!getIsOpen"
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class="mt-4"
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type="primary"
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size="default"
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style="width: 100%"
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@click="handlerSend"
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>
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<template #icon>
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<span class="i-ant-design:send-outlined mr-1"></span>
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</template>
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发送消息
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</ElButton>
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</ElCard>
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<!-- 右侧：消息记录 -->
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<ElCard shadow="never" class="w-full md:w-1/2">
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<template #header>
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<div class="flex items-center">
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<span class="i-ant-design:message-outlined mr-2 text-lg"></span>
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<span class="text-lg font-medium">消息记录</span>
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<ElTag v-if="messageList.length > 0" class="ml-2">
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{{ messageList.length }} 条
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</ElTag>
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</div>
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</template>
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<div class="h-96 overflow-auto rounded-lg p-2">
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<ElEmpty v-if="messageList.length === 0" description="暂无消息记录" />
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<div v-else class="space-y-3">
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<div
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v-for="msg in messageReverseList"
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:key="msg.time"
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class="rounded-lg p-3 shadow-sm"
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>
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<div class="mb-1 flex items-center justify-between">
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<div class="flex items-center">
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<div>
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<ElBadge :type="getMessageBadgeType(msg.type)" dot />
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</div>
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<span class="ml-1 font-medium text-gray-600">
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{{ getMessageTypeText(msg.type) }}
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</span>
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<span v-if="msg.userId" class="ml-2 text-gray-500">
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用户 ID: {{ msg.userId }}
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</span>
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</div>
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<span class="text-xs text-gray-400">
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{{ formatDate(msg.time) }}
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</span>
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</div>
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<div class="mt-2 break-words text-gray-800">
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{{ msg.text }}
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</div>
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</div>
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</div>
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</div>
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</ElCard>
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</div>
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</Page>
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</template>
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