801 lines
24 KiB
Vue
801 lines
24 KiB
Vue
<template>
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<el-dialog
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title="图片发送"
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v-model="sendImgDialogVisible"
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width="60%"
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height="60%"
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center
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>
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<!-- 图片输入 -->
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<input type="file" @change="handleFileUpload" />
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<el-button type="primary" size="default" @click="sendImageOrVideo" >发送</el-button>
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</el-dialog>
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<el-container
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class="layout-container-demo"
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style="height: 700px; width: 1000px"
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>
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<el-aside width="200px">
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<el-input
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placeholder="请输入用户姓名"
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v-model="searchName"
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@input="filterUsers"
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></el-input>
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<el-scrollbar>
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<el-menu :default-openeds="['1', '3']">
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<el-sub-menu index="1">
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<template #title>
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<el-icon>
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<message /> </el-icon
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>联系人
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</template>
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<el-scrollbar height="300px">
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<el-menu-item-group v-for="user in filteredUsers" :key="user.id">
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<el-menu-item
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:index="String(user.id)"
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@click="handleGetMessage(user.id)"
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style="height: 40px"
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>
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{{ user.name }}
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<span v-if="hasUnreadMsg[user.id]" class="unread-dot"></span>
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</el-menu-item>
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</el-menu-item-group>
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</el-scrollbar>
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</el-sub-menu>
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<el-sub-menu index="2">
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<template #title>
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<el-icon><icon-menu /></el-icon>
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群组
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</template>
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<el-scrollbar height="200px">
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<el-menu-item-group v-for="item in groupList" :key="item.ID">
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<!-- <template #title>Group 1</template> -->
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<el-menu-item
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:index="String(item.GroupName)"
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@click="handleGetGroupMessage(item.ID)"
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>{{ item.GroupName }}</el-menu-item
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>
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<span
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v-if="hasUnreadMsg[`g_${item.ID}`]"
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class="unread-dot"
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></span>
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<!-- <el-menu-item index="2-2">Option 2</el-menu-item> -->
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</el-menu-item-group>
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</el-scrollbar>
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</el-sub-menu>
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</el-menu>
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</el-scrollbar>
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</el-aside>
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<el-container width="800px">
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<el-header style="text-align: right; font-size: 12px">
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<div class="toolbar">
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<el-button type="primary" size="mini" @click.prevent="getHistory()"
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>历史消息</el-button
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>
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<el-button
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type="primary"
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size="mini"
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@click.prevent="handleMenuSelect('/user')"
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>返回</el-button
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>
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<el-text class="mx-1" type="primary"
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>目前:{{ cur_user_name }}</el-text
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>
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<div>
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<span style="margin-right: 10px; margin-left: 10px">{{
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username
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}}</span>
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<el-avatar size="default" fit="fit"> {{ username }} </el-avatar>
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</div>
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</div>
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</el-header>
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<el-main style="margin-top: 1px">
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<el-scrollbar
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class="chat-room"
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id="chat-room"
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ref="chatRoom"
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height="600px"
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style="margin-top: 1px"
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always
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>
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<div
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v-for="item in MsgList"
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:key="item.ID"
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style="margin-top: 10px; margin-bottom: 20px"
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>
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<!-- 左边 -->
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<div
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v-if="
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uid == item.ToUserID &&
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item.FromUserID == cur_user_id &&
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cur_group_id == 0
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"
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style="margin-left: 10px; margin-bottom: 8px"
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>
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<el-row class="row-bg" type="flex" align="middle">
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<el-avatar size="default" fit="fit">{{
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cur_user_name
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}}</el-avatar>
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<span style="margin-left: 10px"
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>{{ cur_user_name }} : {{ formatTime(item.CreatedAt) }}</span
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>
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</el-row>
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<el-row>
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<el-col :span="1000" :offset="1" class="msg">
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<!-- {{ item.Msg }} -->
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<div v-html="renderMarkdown(item.Msg)"></div>
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</el-col>
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</el-row>
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</div>
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<div
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v-if="cur_group_id != 0 && uid != item.FromUserID"
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style="margin-left: 10px; margin-bottom: 8px"
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>
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<el-row class="row-bg" type="flex" align="middle">
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<el-avatar size="default" fit="fit">{{ item.name }}</el-avatar>
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<span style="margin-left: 10px"
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>{{ item.name }} : {{ formatTime(item.CreatedAt) }}</span
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>
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</el-row>
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<el-row>
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<el-col :span="1000" :offset="1" class="msg">
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<!-- {{ item.Msg }} -->
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<div v-html="renderMarkdown(item.Msg)"></div>
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</el-col>
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</el-row>
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</div>
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<!-- 右边 -->
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<div
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v-if="uid == item.FromUserID && item.ToUserID == cur_user_id"
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style="margin-right: 10px; margin-bottom: 8px"
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>
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<el-row class="row-bg" type="flex" justify="end" align="middle">
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<span style="margin-right: 10px">
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{{ tokenData.username }} :
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{{ formatTime(item.CreatedAt) }}</span
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>
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<el-avatar size="default" fit="fit">
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{{ tokenData.username }}
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</el-avatar>
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</el-row>
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<el-row justify="end">
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<el-col :span="1000" class="msg2" style="margin-right: 20px">
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<!-- {{ item.Msg }} -->
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<div v-html="renderMarkdown(item.Msg)"></div>
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</el-col>
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</el-row>
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</div>
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</div>
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</el-scrollbar>
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</el-main>
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<div>
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</div>
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<div>
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<el-row class="row-bg" type="flex" justify="space-around" align="middle">
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<el-button
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type="primary"
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size="default"
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@click="SendImage"
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class="send-image-button-bg"
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>
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文件发送
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</el-button>
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<el-col :span="20">
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<el-input
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type="textarea"
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style="width: 100%"
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rows="1"
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autofocus
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@keyup.enter="handleSendBtnClick"
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placeholder="请输入消息按Enter发送"
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v-model="currentMsg"
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></el-input>
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</el-col>
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<el-col :span="2">
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<el-button
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class="sendBtn"
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@click="handleSendBtnClick"
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type="primary"
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size="default"
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>
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发送
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</el-button>
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</el-col>
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</el-row>
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</div>
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</el-container>
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</el-container>
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</template>
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<script>
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import axios from "axios";
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import { inject } from "vue";
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import { ref } from 'vue';
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import { getFriendListService } from "@/api/chat.js";
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import { getMessageService } from "@/api/chat.js";
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import { sendMessageService } from "@/api/chat.js";
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import { UploadFileService } from "@/api/tool.js";
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import FileUpload from "@/views/FileUpload.vue";
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import {
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ElAvatar,
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ElDropdown,
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ElDropdownItem,
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ElDropdownMenu,
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ElIcon,
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ElMenu,
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ElMenuItem,
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ElMenuItemGroup,
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ElScrollbar,
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ElRow,
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ElCol,
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ElButton,
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} from "element-plus";
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import { Menu as IconMenu, Message, Setting } from "@element-plus/icons-vue";
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import router from "@/router/index.js";
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import { ElMessage } from "element-plus";
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import MarkdownIt from 'markdown-it';
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export default {
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data() {
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return {
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ip: "",
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tableData: [],
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sendImgDialogVisible: false,
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file : null,
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tokenData: {
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token: localStorage.getItem("token"),
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ip: localStorage.getItem("ip"),
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userId: localStorage.getItem("userId"),
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username: localStorage.getItem("username"),
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},
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username: localStorage.getItem("username"),
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userList: [],
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filteredUsers: [], // 过滤后的用户列表
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to_user_id: 0,
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cur_user_id: 0,
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cur_group_id: 0,
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msg_type: 1,
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searchName: "", // 搜索框内容
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history_cnt: 1,
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md: new MarkdownIt(), //md解析器
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cur_user_name: "",
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eventSource: null, // 事件源
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uid: localStorage.getItem("userId"),
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currentMsg: "",
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MsgList: [],
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groupList: [],
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hasUnreadMsg: {}, // 未读消息, key为用户id，value为true/false
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};
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},
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// methods 是一些用来更改状态与触发更新的函数
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// 它们可以在模板中作为事件处理器绑定
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methods: {
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async handleSelectUser() {
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let result = {};
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try {
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result = await getFriendListService(this.tokenData);
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} catch (e) {
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console.log(e);
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}
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let data = result.data;
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this.userList = data.friends;
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for (let i = 0; i < data.friends.length; i++) {
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this.hasUnreadMsg[data.friends[i].id] = false;
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}
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this.groupList = data.groups;
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},
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filterUsers() {
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this.filteredUsers = this.userList.filter((user) => {
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return user.name.toLowerCase().includes(this.searchName.toLowerCase());
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});
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},
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getHistory() {
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this.history_cnt++;
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this.handleGetMessage(this.cur_user_id);
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},
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async handleGetGroupMessage(id) {
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this.cur_group_id = id;
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this.cur_user_id = 0;
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this.to_user_id = 0;
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this.msg_type = 2;
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this.hasUnreadMsg["g_" + id] = false;
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let result = {};
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try {
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let req = {
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token: localStorage.getItem("token"),
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ip: localStorage.getItem("ip"),
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userId: localStorage.getItem("userId"),
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username: localStorage.getItem("username"),
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group_id: id,
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index: this.history_cnt,
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type: 2,
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};
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result = await getMessageService(req);
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} catch (e) {
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console.log(e);
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}
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let data = result.data;
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if (data === undefined || data === null) {
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ElMessage({
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message: "无消息！",
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type: "error",
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});
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this.MsgList = [];
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return;
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}
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data.sort((a, b) => {
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const dateA = new Date(a.CreatedAt);
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const dateB = new Date(b.CreatedAt);
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// 返回时间差，用于排序
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return dateA - dateB;
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});
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this.MsgList = data;
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if (this.history_cnt <= 2) {
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this.scrollToBottom();
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}
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},
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async handleGetMessage(id) {
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let result = {};
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if (this.to_user_id != id) {
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this.history_cnt = 2;
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}
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this.to_user_id = id;
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this.cur_user_id = id;
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this.cur_group_id = 0;
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this.msg_type = 1;
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console.log("uid:", this.uid, "\tcur_user_id:", this.cur_user_id);
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for (let i = 0; i < this.userList.length; i++) {
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if (this.userList[i].id === id) {
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this.cur_user_name = this.userList[i].name;
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break;
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}
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}
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this.hasUnreadMsg[id] = false;
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try {
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let req = {
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token: localStorage.getItem("token"),
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ip: localStorage.getItem("ip"),
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userId: localStorage.getItem("userId"),
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username: localStorage.getItem("username"),
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from_user_id: id,
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to_user_id: localStorage.getItem("userId"),
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index: this.history_cnt,
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type: this.msg_type,
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};
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result = await getMessageService(req);
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} catch (e) {
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console.log(e);
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}
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let data = result.data;
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if (data === undefined) {
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ElMessage({
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message: "消息获取失败！",
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type: "error",
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});
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return;
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}
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//data sort by created time
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// for (let i = 0; i < data.length; i++) {
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// for (let j = i + 1; j < data.length; j++) {
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// if (data[i].CreatedAt > data[j].CreatedAt) {
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// let temp = data[i];
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// data[i] = data[j];
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// data[j] = temp;
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// }
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// }
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// }
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data.sort((a, b) => {
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const dateA = new Date(a.CreatedAt);
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const dateB = new Date(b.CreatedAt);
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// 返回时间差，用于排序
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return dateA - dateB;
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});
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this.MsgList = data;
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if (this.history_cnt <= 2) {
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this.scrollToBottom();
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}
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},
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formatTime(time) {
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let date = new Date(time);
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// 提取年、月、日、时、分、秒
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const year = date.getFullYear();
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const month = ("0" + (date.getMonth() + 1)).slice(-2); // 月份是从0开始的，所以要加1
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const day = ("0" + date.getDate()).slice(-2);
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const hour = ("0" + date.getHours()).slice(-2);
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const minute = ("0" + date.getMinutes()).slice(-2);
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const second = ("0" + date.getSeconds()).slice(-2);
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// 重新组合并返回格式化的日期时间字符串
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return `${year}-${month}-${day} ${hour}:${minute}:${second}`;
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},
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renderMarkdown(markdown) {
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// 使用 MarkdownIt 解析 Markdown 字符串并返回 HTML
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return this.md.render(markdown);
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},
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SendImage() {
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this.sendImgDialogVisible = true;
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},
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connectWebSocket() {
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// 连接WebSocket
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let _this = this;
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if (typeof WebSocket == "undefined") {
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console.log("浏览器不支持WebSocket");
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} else {
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console.log("浏览器支持WebSocket");
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let socketUrl =
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"wss://tx.ljsea.top/im/ws_v2?to_user_id=" +
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this.to_user_id +
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"&token=" +
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this.tokenData.token;
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// console.log("socketUrl:", socketUrl);
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if (this.socket != null) {
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this.socket.close();
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this.socket = null;
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}
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// 开启一个websocket服务
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this.socket = new WebSocket(socketUrl);
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//打开事件
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this.socket.onopen = function () {
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this.loading = false;
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//alert("连接成功");
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ElMessage({
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message: "连接成功",
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type: "success",
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});
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};
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this.socket.onerror = (error) => {
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console.error("WebSocket Error:", error);
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};
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//关闭事件
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this.socket.onclose = function () {
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//alert("连接已关闭!");
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ElMessage({
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message: "连接已关闭",
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type: "error",
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});
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};
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// 浏览器端收消息，获得从服务端发送过来的文本消息
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this.socket.onmessage = async function (msg) {
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//console.log("收到数据====" + msg.data);
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let data = JSON.parse(msg.data); // 对收到的json数据进行解析， 类似这样的：
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// console.log("收到数据====" + data);
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// 如果服务器端发送过来的json数据
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console.log("data.type:", data.type);
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if (data.type == "msg") {
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// 如果是消息类型，解密消息内容
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// console.log("收到数据====" + JSON.stringify(msg.data));
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console.log("msg_:", data.data);
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let msg_data = JSON.parse(data.data);
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_this.MsgList.push(msg_data);
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if (
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_this.cur_user_id != msg_data.FromUserID &&
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_this.cur_group_id != msg_data.GroupID
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) {
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if (msg_data.GroupID === 0) {
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_this.hasUnreadMsg[msg_data.FromUserID] = true;
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} else {
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_this.hasUnreadMsg["g_" + msg_data.GroupID] = true;
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}
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} else {
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_this.scrollToBottom();
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}
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//console.log("msglist:", _this.MsgList);
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// 构建消息内容
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} else if (data.type == "check") {
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//alert("对方已下线");
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//console.log(data.type);
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}
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};
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}
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},
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async connectSSE() {
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if (!!window.EventSource) {
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this.eventSource = new EventSource(
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"https://gep.ljsea.xyz/im/sse_msg?token=" + this.tokenData.token
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);
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let this_ = this;
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this.eventSource.onopen = function (event) {
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console.log("连接已建立！");
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};
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this.eventSource.onmessage = function (event) {
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console.log(event.data);
|
||
let msg = JSON.parse(event.data);
|
||
if (msg.type !== "check") {
|
||
alert(msg);
|
||
this_.MsgList.push(msg);
|
||
}
|
||
};
|
||
this.eventSource.onerror = (error) => {
|
||
//重新连接
|
||
this.connectSSE();
|
||
if (this.eventSource.readyState === EventSource.CLOSED) {
|
||
//console.log('Connection was closed by the server.');
|
||
ElMessage({
|
||
message: "连接已关闭！:" + error,
|
||
type: "error",
|
||
});
|
||
|
||
// Optionally, try to reconnect
|
||
} else {
|
||
//console.error('EventSource failed:', error);
|
||
ElMessage({
|
||
message: "连接失败！服务器无法实时推送消息！",
|
||
type: "error",
|
||
});
|
||
// Handle error
|
||
}
|
||
};
|
||
} else {
|
||
ElMessage({
|
||
message: "您的浏览器不支持SSE！",
|
||
type: "error",
|
||
});
|
||
}
|
||
},
|
||
scrollToBottom() {
|
||
this.$nextTick(() => {
|
||
const scrollbar = this.$refs.chatRoom.$el.querySelector(
|
||
".el-scrollbar__wrap"
|
||
);
|
||
if (scrollbar) {
|
||
scrollbar.scrollTop = scrollbar.scrollHeight;
|
||
}
|
||
});
|
||
},
|
||
async handleSendBtnClick() {
|
||
if (this.currentMsg == "" || this.currentMsg === null) {
|
||
ElMessage.error("消息不能为空！");
|
||
return;
|
||
}
|
||
let result = {};
|
||
try {
|
||
let req = {
|
||
token: localStorage.getItem("token"),
|
||
ip: localStorage.getItem("ip"),
|
||
userId: localStorage.getItem("userId"),
|
||
username: localStorage.getItem("username"),
|
||
from_user_id: localStorage.getItem("userId"),
|
||
to_user_id: this.to_user_id,
|
||
group_id: this.cur_group_id,
|
||
msg: this.currentMsg,
|
||
type: this.msg_type,
|
||
};
|
||
result = await sendMessageService(req);
|
||
if (result.code !== 0) {
|
||
ElMessage({
|
||
message: "消息发送失败！",
|
||
type: "error",
|
||
});
|
||
}
|
||
let msg = {
|
||
ID: result.Data,
|
||
FromUserID: localStorage.getItem("userId"),
|
||
ToUserID: this.to_user_id,
|
||
GroupID: this.cur_group_id,
|
||
Msg: this.currentMsg,
|
||
CreatedAt: new Date(),
|
||
};
|
||
this.MsgList.push(msg);
|
||
this.scrollToBottom();
|
||
} catch (e) {
|
||
console.log(e);
|
||
}
|
||
this.currentMsg = "";
|
||
},
|
||
async getIpClient() {
|
||
try {
|
||
const response = await axios.get("https://ipinfo.io/json");
|
||
this.ip = response.data.ip;
|
||
localStorage.setItem("ip", this.ip);
|
||
//console.log(response);
|
||
} catch (error) {
|
||
console.error(error);
|
||
}
|
||
},
|
||
|
||
handleMenuSelect(val) {
|
||
router.push(val);
|
||
//关闭websocket
|
||
if (this.socket!= null) {
|
||
this.socket.close();
|
||
}
|
||
},
|
||
handleFileUpload(e) {
|
||
this.file = e.target.files[0];
|
||
console.log("file has been selected:", this.file);
|
||
},
|
||
async sendImageOrVideo(){
|
||
if (this.file == null) {
|
||
alert('请先选择要上传的文件');
|
||
return;
|
||
}
|
||
//查看文件是否是图片或视频
|
||
|
||
try {
|
||
let formData = new FormData();
|
||
formData.append('file', this.file);
|
||
//console.log("add file: " + this.file);
|
||
formData.append('upload_type', "1");
|
||
formData.append('auth_type', "public");
|
||
//console.log("formData:",formData);
|
||
|
||
|
||
let result = await UploadFileService(formData,this.tokenData.token);
|
||
if (result.code!== 0) {
|
||
ElMessage.error('上传文件失败，请稍后再试');
|
||
return;
|
||
}
|
||
let resp_data = result.data;
|
||
//console.log("resp:",resp_data);
|
||
let url = "https://gep.ljsea.top/tool/file/"+resp_data.file_store_name;
|
||
let msg_ ="";
|
||
//markdown 图片格式
|
||
let fileType = this.file.name.split('.')[1];
|
||
if (!['jpg', 'jpeg', 'png', 'gif', 'mp4'].includes(fileType)) {
|
||
//alert('请选择正确的图片或视频格式');
|
||
msg_ = `文件：[${resp_data.file_name}](${url})`;
|
||
}else{
|
||
msg_ = ``;
|
||
|
||
}
|
||
|
||
|
||
let req = {
|
||
token: localStorage.getItem("token"),
|
||
ip: localStorage.getItem("ip"),
|
||
userId: localStorage.getItem("userId"),
|
||
username: localStorage.getItem("username"),
|
||
from_user_id: localStorage.getItem("userId"),
|
||
to_user_id: this.to_user_id,
|
||
group_id: this.cur_group_id,
|
||
msg: msg_,
|
||
type: this.msg_type,
|
||
};
|
||
result = await sendMessageService(req);
|
||
if (result.code !== 0) {
|
||
ElMessage({
|
||
message: "消息发送失败！",
|
||
type: "error",
|
||
});
|
||
}
|
||
let msg = {
|
||
ID: result.data.id,
|
||
FromUserID: localStorage.getItem("userId"),
|
||
ToUserID: this.to_user_id,
|
||
GroupID: this.cur_group_id,
|
||
Msg: msg_,
|
||
CreatedAt: new Date(),
|
||
};
|
||
//console.log("msg:",msg);
|
||
this.MsgList.push(msg);
|
||
this.scrollToBottom();
|
||
this.sendImgDialogVisible = false;
|
||
} catch (error) {
|
||
ElMessage.error('上传文件时出现网络错误，请稍后再试');
|
||
console.error(error);
|
||
}
|
||
},
|
||
toVideoList() {
|
||
router.push("/videoList");
|
||
},
|
||
// 修改条纹颜色
|
||
tableRowClassName({ row, rowIndex }) {
|
||
if (row.human === 1) {
|
||
return {
|
||
background: "#488aff",
|
||
};
|
||
} else {
|
||
return "";
|
||
}
|
||
},
|
||
},
|
||
|
||
// 生命周期钩子会在组件生命周期的各个不同阶段被调用
|
||
// 例如这个函数就会在组件挂载完成后被调用
|
||
async mounted() {
|
||
let now = new Date();
|
||
if (localStorage.getItem("token") === null) {
|
||
router.push("/login");
|
||
}
|
||
// console.log("mounted");
|
||
await this.getIpClient();
|
||
await this.handleSelectUser();
|
||
this.filteredUsers = this.userList;
|
||
//await this.connectSSE();
|
||
this.connectWebSocket();
|
||
this.handleGetMessage(this.userList[0].id);
|
||
},
|
||
onUnmounted() {
|
||
if (this.eventSource) {
|
||
this.eventSource.close();
|
||
}
|
||
console.log("unmounted chat");
|
||
},
|
||
};
|
||
</script>
|
||
|
||
<style scoped>
|
||
.layout-container-demo .el-header {
|
||
position: relative;
|
||
/* background-color: var(--el-color-primary-light-7); */
|
||
color: var(--el-text-color-primary);
|
||
}
|
||
|
||
.layout-container-demo .el-aside {
|
||
color: var(--el-text-color-primary);
|
||
/* background: var(--el-color-primary-light-8); */
|
||
}
|
||
|
||
.layout-container-demo .el-menu {
|
||
border-right: none;
|
||
}
|
||
|
||
.layout-container-demo .el-main {
|
||
padding: 0;
|
||
}
|
||
|
||
.layout-container-demo .toolbar {
|
||
display: inline-flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
height: 100%;
|
||
right: 5px;
|
||
}
|
||
|
||
.msg {
|
||
background-color: #73d1f3;
|
||
/* box-shadow: rgba(18, 23, 45, 0.6) 0px 8px 24px; */
|
||
border-radius: 4px;
|
||
padding: 10px;
|
||
font-size: 18px;
|
||
line-height: 16px;
|
||
/* width: auto; */
|
||
/* max-width: 330px; */
|
||
margin-top: 20px;
|
||
color: white;
|
||
}
|
||
|
||
.msg2 {
|
||
background-color: #12b7f5;
|
||
/* box-shadow: rgba(18, 23, 45, 0.6) 0px 8px 24px; */
|
||
border-radius: 4px;
|
||
padding: 10px;
|
||
font-size: 18px;
|
||
line-height: 16px;
|
||
/* width: auto; */
|
||
/* max-width: 330px; */
|
||
margin-top: 20px;
|
||
color: white;
|
||
}
|
||
.unread-dot {
|
||
position: absolute;
|
||
top: 0;
|
||
right: 0;
|
||
width: 8px;
|
||
height: 8px;
|
||
background-color: red;
|
||
border-radius: 50%;
|
||
transform: translate(50%, -50%);
|
||
}
|
||
|
||
.send-image-button-bg {
|
||
background-image: url(../assets/img.jpg);
|
||
background-size: cover;
|
||
background-repeat: no-repeat;
|
||
}
|
||
</style>
|