聊天记录导出

package.json

@@ -26,6 +26,8 @@
     "dui": "file:ui",
     "echarts": "^5.1.2",
     "hash.js": "^1.1.7",
+    "html2canvas": "^1.4.1",
+    "jspdf": "^2.5.1",
     "mp4box": "^0.4.1",
     "print-js": "^1.0.63",
     "serialize-javascript": "^6.0.0",

project/pidu/app/AppSessionArchive/components/Detail.vue

@@ -1,13 +1,28 @@
  <template>
   <ai-list v-loading="isLoading" class="detail">
     <template slot="title">
-      <ai-title title="会话存档详情" isShowBack isShowBottomBorder @onBackClick="cancel(false)"></ai-title>
+      <ai-title
+        title="会话存档详情"
+        isShowBack
+        isShowBottomBorder
+        @onBackClick="cancel(false)"
+      ></ai-title>
     </template>
     <template #left>
       <div class="addressBook-left">
         <div class="addressBook-left__title">
-          <h2 :class="[tabIndex == 1 ? 'tab-active' : '']" @click="typeClick(1)">群聊会话</h2>
+          <h2
-          <h2 :class="[tabIndex == 0 ? 'tab-active' : '']" @click="typeClick(0)">私聊会话</h2>
+            :class="[tabIndex == 1 ? 'tab-active' : '']"
+            @click="typeClick(1)"
+          >
+            群聊会话
+          </h2>
+          <h2
+            :class="[tabIndex == 0 ? 'tab-active' : '']"
+            @click="typeClick(0)"
+          >
+            私聊会话
+          </h2>
         </div>
         <div class="addressBook-left__list--title">
           <el-input
@@ -15,141 +30,251 @@
             :placeholder="tabIndex == 1 ? '请输入群名称' : '请输入昵称'"
             v-model="searchName"
             clearable
-            @clear="current = 1, searchName = '', getListInit()"
+            @clear="(current = 1), (searchName = ''), getListInit()"
-            v-throttle="() => {(current = 1), getListInit();}"
+            v-throttle="
-            suffix-icon="iconfont iconSearch">
+              () => {
+                (current = 1), getListInit();
+              }
+            "
+            suffix-icon="iconfont iconSearch"
+          >
           </el-input>
         </div>
         <div class="addressBook-left__list--wrapper">
-          <div class="addressBook-left__list--item" v-for="(item, index) in list" :key="index" :class="leftActiveIndex == index ? 'active' : ''" @click="leftClick(index)">
+          <div
+            class="addressBook-left__list--item"
+            v-for="(item, index) in list"
+            :key="index"
+            :class="leftActiveIndex == index ? 'active' : ''"
+            @click="leftClick(index)"
+          >
             <div v-if="tabIndex == 1" class="flex-left">
-              <img src="./img/group-img.png" alt="">
+              <img src="./img/group-img.png" alt="" />
-              <p>{{item.roomName}}</p>
+              <p>{{ item.roomName }}</p>
             </div>
             <div v-else class="flex-left">
-              <img :src="item.toUserAvatar" alt="">
+              <img :src="item.toUserAvatar" alt="" />
-              <p>{{item.toUserName}}</p>
+              <p>{{ item.toUserName }}</p>
+            </div>
+            <div
+              class="flex-right"
+              :class="`type` + item.roomType"
+              v-if="tabIndex == 1 && item.roomType > 0"
+            >
+              {{ item.roomType == 1 ? "内部" : "外部" }}
+            </div>
+            <div
+              class="flex-right"
+              :class="`type` + item.toUserType"
+              v-if="tabIndex != 1 && item.toUserType > 0"
+            >
+              {{ item.toUserType == 1 ? "内部" : "外部" }}
             </div>
-            <div class="flex-right" :class="`type`+item.roomType" v-if="tabIndex == 1 && item.roomType > 0">{{item.roomType == 1 ? '内部' : '外部'}}</div>
-            <div class="flex-right" :class="`type`+item.toUserType" v-if="tabIndex != 1 && item.toUserType > 0">{{item.toUserType == 1 ? '内部' : '外部'}}</div>
           </div>
           <AiEmpty v-if="!list.length"></AiEmpty>
         </div>
-        <el-pagination class="pagination"
+        <el-pagination
+          class="pagination"
           layout="prev, pager, next"
-          :total="total" @current-change="currentChange" :current-page="current" :page-size="20">
+          :total="total"
+          @current-change="currentChange"
+          :current-page="current"
+          :page-size="20"
+        >
         </el-pagination>
       </div>
     </template>
     <template slot="content">
       <div class="content-right-title">
         <div class="tab-content">
-          <h2 v-for="(item, index) in msgTypeList" :key="index" :class="msgType == index ? 'tab-active' : ''" @click="msgTypeClick(index)">{{item.name}}</h2>
+          <h2
+            v-for="(item, index) in msgTypeList"
+            :key="index"
+            :class="msgType == index ? 'tab-active' : ''"
+            @click="msgTypeClick(index)"
+          >
+            {{ item.name }}
+          </h2>
         </div>
         <div class="search-content">
-          <el-date-picker v-model="time" size="small" type="daterange" value-format="yyyy-MM-dd" 
+          <el-date-picker
-            range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" @change="onChange">
+            v-model="time"
+            size="small"
+            type="daterange"
+            value-format="yyyy-MM-dd"
+            range-separator="至"
+            start-placeholder="开始日期"
+            end-placeholder="结束日期"
+            @change="onChange"
+          >
           </el-date-picker>
-          <el-input size="small" placeholder="输入搜索内容" v-model="searchMsg" clearable
+          <el-input
-            @clear="msgCurrent = 1, searchMsg = '', getMsgListInit()" suffix-icon="iconfont iconSearch"
+            size="small"
-          v-throttle="() => {(msgCurrent = 1), getMsgListInit();}"/>
+            placeholder="输入搜索内容"
+            v-model="searchMsg"
+            clearable
+            @clear="(msgCurrent = 1), (searchMsg = ''), getMsgListInit()"
+            suffix-icon="iconfont iconSearch"
+            v-throttle="
+              () => {
+                (msgCurrent = 1), getMsgListInit();
+              }
+            "
+          />
           <!-- <ai-download :instance="instance" url="/app/appconvenientaddressbook/export" :params="search" fileName="会话存档"
                        :disabled="msgList.length == 0">
             <el-button icon="iconfont iconExported" :disabled="msgList.length == 0">导出</el-button>
           </ai-download> -->
-          <el-button icon="iconfont iconExported" :disabled="msgList.length == 0" style="margin-left:8px;">导出</el-button>
+          <el-button
+            icon="iconfont iconExported"
+            :disabled="msgList.length == 0"
+            style="margin-left: 8px"
+            @click="handleExport"
+            >导出</el-button
+          >
         </div>
       </div>
-      <div class="content-right-info" @scroll='msgScroll'>
+      <div class="content-right-info" @scroll="msgScroll">
+        <div ref="pdf">
           <div v-for="(item, index) in msgList" :key="index">
-          <div class="item" :class="item.userId == id ? 'item-right' : 'item-left'">
+            <div
+              class="item"
+              :class="item.userId == id ? 'item-right' : 'item-left'"
+            >
               <!-- <p class="time" v-if="index == 0">{{item.msgSendTime}}</p> -->
-            <p class="user-name">{{item.userName}}<span>{{item.msgSendTime}}</span></p>
+              <p class="user-name">
+                {{ item.userName }}<span>{{ item.msgSendTime }}</span>
+              </p>
               <div class="item-content-flex">
                 <!-- <i class="el-icon-warning" v-if="item.userId == id"></i> -->
-              <img :src="item.userAvatar" alt="" class="user-img" v-if="item.userId != id">
+                <img
-              <img src="./img/user-img.png" alt="" class="user-img" v-if="item.userId != id && !item.userAvatar">
+                  :src="item.userAvatar"
+                  alt=""
+                  class="user-img"
+                  v-if="item.userId != id"
+                />
+                <img
+                  src="./img/user-img.png"
+                  alt=""
+                  class="user-img"
+                  v-if="item.userId != id && !item.userAvatar"
+                />
 
                 <div class="content" v-if="item.msgType == 'text'">
                   <span></span>
-                <p>{{item.content}}</p>
+                  <p>{{ item.content }}</p>
                 </div>
 
                 <div class="img-list" v-if="item.msgType == 'image'">
-                <img :src="item.sdkFileUrl" alt="" v-viewer>
+                  <img :src="item.sdkFileUrl" alt="" v-viewer />
                 </div>
 
                 <div class="voice-info" v-if="item.msgType == 'voice'">
                   <ai-audio :src="item.sdkFileUrl" skin="flat" />
                 </div>
 
-              <video style="width: 300px; object-fit: fill;" controls :src="item.sdkFileUrl" v-if="item.msgType == 'video'"></video>
+                <video
+                  style="width: 300px; object-fit: fill"
+                  controls
+                  :src="item.sdkFileUrl"
+                  v-if="item.msgType == 'video'"
+                ></video>
 
-              <ai-file-list v-if="item.msgType == 'file'"
+                <ai-file-list
+                  v-if="item.msgType == 'file'"
                   :fileList="item.files"
                   :fileOps="{ name: 'name', size: 'fileSizeStr' }"
                 ></ai-file-list>
 
-              <div class="revoke-text" v-if="item.msgType == 'revoke'">{{item.userName}}{{item.msgSendTime.substring(0, 16)}}撤回了一条消息</div>
+                <div class="revoke-text" v-if="item.msgType == 'revoke'">
+                  {{ item.userName
+                  }}{{ item.msgSendTime.substring(0, 16) }}撤回了一条消息
+                </div>
 
-              <div class="revoke-text" v-if="item.msgType == 'disagree'">对方不同意会话存档内容，你将无法继续提供服务</div>
+                <div class="revoke-text" v-if="item.msgType == 'disagree'">
+                  对方不同意会话存档内容，你将无法继续提供服务
+                </div>
 
-              <div class="revoke-text" v-if="item.msgType == 'agree'">对方同意会话存档内容，你可以继续提供服务</div>
+                <div class="revoke-text" v-if="item.msgType == 'agree'">
+                  对方同意会话存档内容，你可以继续提供服务
+                </div>
 
                 <div class="card-info" v-if="item.msgType == 'card'">
                   <div class="top">
                     <div class="card-left">
-                    <h3>{{item.cardCorpName}}</h3>
+                      <h3>{{ item.cardCorpName }}</h3>
-                    <p>{{item.cardUserName}}</p>
+                      <p>{{ item.cardUserName }}</p>
                       <!-- <div>{{item.cardUserId}}</div> -->
                     </div>
                     <div class="card-right">
-                    <img :src="item.cardUserAvatar" alt="" v-if="item.cardUserAvatar">
+                      <img
-                    <img src="./img/user-img.png" alt="" v-else>
+                        :src="item.cardUserAvatar"
+                        alt=""
+                        v-if="item.cardUserAvatar"
+                      />
+                      <img src="./img/user-img.png" alt="" v-else />
                     </div>
                   </div>
                   <div class="bottom">个人名片</div>
                 </div>
 
-              <img :src="item.sdkFileUrl" alt="" v-if="item.msgType == 'emotion'" :style="[{width: item.width/2+'px'}, {height: item.height/2+'px'}]">
+                <img
+                  :src="item.sdkFileUrl"
+                  alt=""
+                  v-if="item.msgType == 'emotion'"
+                  :style="[
+                    { width: item.width / 2 + 'px' },
+                    { height: item.height / 2 + 'px' },
+                  ]"
+                />
 
                 <div class="map-info" v-if="item.msgType == 'location'">
                   <div :id="`map${index}`" class="map-content"></div>
                   <div class="address-text">
-                  <p>{{item.title}}</p>
+                    <p>{{ item.title }}</p>
-                  <p>{{item.address}}</p>
+                    <p>{{ item.address }}</p>
                   </div>
                 </div>
 
                 <div class="card-info" v-if="item.msgType == 'weapp'">
                   <div class="top">
                     <div class="card-left">
-                    <h3>{{item.description}}</h3>
+                      <h3>{{ item.description }}</h3>
-                    <p>{{item.title}}</p>
+                      <p>{{ item.title }}</p>
-                    <div>{{item.username}}{{item.displayname}}</div>
+                      <div>{{ item.username }}{{ item.displayname }}</div>
                     </div>
                   </div>
                   <div class="bottom">小程序</div>
                 </div>
 
-              <div class="card-info pointer" v-if="item.msgType == 'link'" @click="openLink(item)">
+                <div
+                  class="card-info pointer"
+                  v-if="item.msgType == 'link'"
+                  @click="openLink(item)"
+                >
                   <div class="top">
                     <div class="card-left">
-                    <p>{{item.title}}</p>
+                      <p>{{ item.title }}</p>
-                    <div>{{item.username}}</div>
+                      <div>{{ item.username }}</div>
                     </div>
                     <div class="card-right" v-if="item.imageUrl">
-                    <img :src="item.imageUrl" alt="" >
+                      <img :src="item.imageUrl" alt="" />
                     </div>
                   </div>
                   <div class="bottom">分享链接</div>
                 </div>
 
-              <img :src="item.userAvatar" alt="" class="user-img" v-if="item.userId == id">
+                <img
+                  :src="item.userAvatar"
+                  alt=""
+                  class="user-img"
+                  v-if="item.userId == id"
+                />
                 <!-- <i class="el-icon-warning" v-if="item.userId != id"></i> -->
               </div>
             </div>
           </div>
+        </div>
         <AiEmpty v-if="!msgList.length"></AiEmpty>
       </div>
       <!-- <el-pagination class="msg-list-pagination"
@@ -161,27 +286,174 @@
 </template>
 
 <script>
-  import { mapState } from 'vuex'
+import { mapState } from "vuex";
-  import Viewer from 'v-viewer'
+import Viewer from "v-viewer";
-  import AMapLoader from '@amap/amap-jsapi-loader'
+import AMapLoader from "@amap/amap-jsapi-loader";
-  import Vue from 'vue'
+import Vue from "vue";
-  Vue.use(Viewer);
+Vue.use(Viewer);
+import html2canvas from "html2canvas";
+import jsPDF from "jspdf";
+import { Loading } from "element-ui";
 
-  export default {
+const PdfLoader = (ele, pdfFileName) => {
-    name: 'Detail',
+  let loadingInstance = Loading.service({ fullscreen: true });
+  ele.style.fontFamily = "宋体";
+  ele.style.padding = "0 20px";
+  // 预留一定的时间给dom页面渲染完成 （如果你能保证dom已经渲染完成了包括图片 才去进行下面转化操作那就可以不用这个延迟器）
+  setTimeout(() => {
+    html2canvas(ele, {
+      // dpi: 300, // 清晰度
+      scale: 1, // 将Canvas放大倍数 可以获得更具清晰的图片内容
+      // ！！！注意如果你生成的元素内容非常多是一个非常长列表 建议scale不要写太高或者删除这个属性 ，因为html2canvas会吧内容转成
+      // base64 会有一定的内容上限 最终返回没有base64编码（目前我尝试过生成55页的PDF，估计上限在70-100页）
+      useCORS: true, //是否允许跨域
+      allowTaint: false,
+      height: ele.offsetHeight,
+      width: ele.offsetWidth,
+      windowWidth: document.body.scrollWidth,
+      windowHeight: document.body.scrollHeight,
+    }).then((canvas) => {
+      //未生成pdf的html页面高度
+      var leftHeight = canvas.height;
+      var a4Width = 595.28;
+      var a4Height = 841.89;
+      //一页pdf显示html页面生成的canvas高度;
+      var a4HeightRef = Math.floor((canvas.width / a4Width) * a4Height);
+      //pdf页面偏移
+      var position = 0;
+      var pageData = canvas.toDataURL("image/jpeg", 1.0); // 生成的base64 如果你只是要图片 到这里就可以拿到base64图片编码（可以查一下base64转二进制 使用new FormData对象传给后端到服务器）
+
+      var pdf = new jsPDF("x", "pt", "a4"); //生成A4内容大小的pdf每页 更多参数配置可以看看下面的网站
+      // https://blog.csdn.net/weixin_42333548/article/details/107630706
+      var index = 1,
+        canvas1 = document.createElement("canvas"),
+        height;
+      pdf.setDisplayMode("fullwidth", "continuous", "FullScreen");
+      // 处理 pdf 上一页 与 下一页内容之间交叉不好看的断点样式
+      // 并且把内容转成二进制 生成pdf文件
+      function createImpl(canvas) {
+        if (leftHeight > 0) {
+          index++;
+          var checkCount = 0;
+          if (leftHeight > a4HeightRef) {
+            var i = position + a4HeightRef;
+            for (i = position + a4HeightRef; i >= position; i--) {
+              var isWrite = true;
+              for (var j = 0; j < canvas.width; j++) {
+                var c = canvas.getContext("2d").getImageData(j, i, 1, 1).data;
+                if (c[0] != 0xff || c[1] != 0xff || c[2] != 0xff) {
+                  isWrite = false;
+                  break;
+                }
+              }
+              if (isWrite) {
+                checkCount++;
+                if (checkCount >= 10) {
+                  break;
+                }
+              } else {
+                checkCount = 0;
+              }
+            }
+            height =
+              Math.round(i - position) || Math.min(leftHeight, a4HeightRef);
+            if (height <= 0) {
+              height = a4HeightRef;
+            }
+          } else {
+            height = leftHeight;
+          }
+
+          canvas1.width = canvas.width;
+          canvas1.height = height;
+          var ctx = canvas1.getContext("2d");
+          ctx.drawImage(
+            canvas,
+            0,
+            position,
+            canvas.width,
+            height,
+            0,
+            0,
+            canvas.width,
+            height
+          );
+
+          if (position != 0) {
+            pdf.addPage();
+          }
+          pdf.addImage(
+            canvas1.toDataURL("image/jpeg", 1.0),
+            "JPEG",
+            0,
+            0,
+            a4Width,
+            (a4Width / canvas1.width) * height
+          );
+          leftHeight -= height;
+          position += height;
+          if (leftHeight > 0) {
+            //给pdf文件 添加全屏水印
+            // const base64 = '';  // 吧你要添加的水印内容搞成一张小图片 然后手动去转成base64编码 放在这里就可以了
+            // for (let i = 0; i < 6; i++) {
+            //     for (let j = 0; j < 5; j++) {
+            //         const left = (j * 120) + 20;
+            //         pdf.addImage(base64, 'JPEG', left, i * 150, 20, 30);
+            //     };
+            // };
+            pdf.addImage(pageData, "JPEG", 0, i * 150, 20, 30);
+            setTimeout(createImpl, 500, canvas);
+          } else {
+            pdfSave();
+          }
+        }
+      }
+
+      //当内容未超过pdf一页显示的范围，无需分页
+      if (leftHeight < a4HeightRef) {
+        pdf.addImage(
+          pageData,
+          "JPEG",
+          0,
+          0,
+          a4Width,
+          (a4Width / canvas.width) * leftHeight
+        );
+
+        pdfSave();
+      } else {
+        try {
+          pdf.deletePage(0);
+          setTimeout(createImpl, 500, canvas);
+        } catch (err) {
+          console.log(err);
+        }
+      }
+
+      function pdfSave() {
+        // pdf文件生成完毕 自动下载到客户本地
+        pdf.save(pdfFileName + ".pdf");
+        loadingInstance.close();
+      }
+    });
+  }, 500);
+};
+
+export default {
+  name: "Detail",
   props: {
     instance: Function,
     dict: Object,
-      params: Object
+    params: Object,
   },
-    data () {
+  data() {
     return {
       isLoading: false,
       tabIndex: 1,
-        searchName: '',
+      searchName: "",
       time: [],
       search: {
-          name: ''
+        name: "",
       },
       current: 1,
       total: 0,
@@ -193,75 +465,81 @@
       msgList: [],
       msgType: 0,
       msgTypeList: [
-          {name: '全部', value: ''},
+        { name: "全部", value: "" },
-          {name: '图片/视频', value: 'imagevideo'},
+        { name: "图片/视频", value: "imagevideo" },
-          {name: '语音', value: 'voice'},
+        { name: "语音", value: "voice" },
-          {name: '文件', value: 'file'},
+        { name: "文件", value: "file" },
       ],
-        searchMsg: '',
+      searchMsg: "",
-        id: ''
+      id: "",
-      }
+    };
   },
   computed: {
-      ...mapState(['user']),
+    ...mapState(["user"]),
   },
-    created () {
+  created() {
-      this.isLoading = true
+    this.isLoading = true;
     if (this.params && this.params.id) {
-        this.id = this.params.id
+      this.id = this.params.id;
-        this.getList()
+      this.getList();
     }
     // this.getList()
   },
 
   methods: {
     msgScroll(e) {
-        if(e.target.scrollTop == 0) {
+      if (e.target.scrollTop == 0) {
-          if(this.msgCurrent > this.msgPages) {
+        if (this.msgCurrent > this.msgPages) {
-            return this.$message('已加载完成，没有更多数据');
+          return this.$message("已加载完成，没有更多数据");
-          }else {
+        } else {
-            this.msgCurrent ++
+          this.msgCurrent++;
-            this.isLoading = true
+          this.isLoading = true;
-            this.getMsgList()
+          this.getMsgList();
         }
       }
     },
     getListInit() {
-        this.isLoading = true
+      this.isLoading = true;
-        this.current = 1
+      this.current = 1;
-        this.leftActiveIndex = 0
+      this.leftActiveIndex = 0;
-        this.getList()
+      this.getList();
     },
-      getList () {
+    getList() {
-        this.instance.post(`/app/appsessionarchiveindex/list`, null, {
+      this.instance
+        .post(`/app/appsessionarchiveindex/list`, null, {
           params: {
             userId: this.id,
             type: this.tabIndex,
             size: 20,
             current: this.current,
-            toUserName: this.tabIndex == 1 ? '' : this.searchName,
+            toUserName: this.tabIndex == 1 ? "" : this.searchName,
-            roomName: this.tabIndex == 1 ? this.searchName : '',
+            roomName: this.tabIndex == 1 ? this.searchName : "",
-          }
+          },
-        }).then(res => {
-          if (res.code === 0) {
-            this.list = res.data.records
-            this.total = res.data.total || 0
-            this.getMsgListInit()
-          }
-          this.isLoading = false
-        }).catch(() => {
-          this.isLoading = false
         })
+        .then((res) => {
+          if (res.code === 0) {
+            this.list = res.data.records;
+            this.total = res.data.total || 0;
+            this.getMsgListInit();
+          }
+          this.isLoading = false;
+        })
+        .catch(() => {
+          this.isLoading = false;
+        });
     },
     getMsgListInit() {
-        this.isLoading = true
+      this.isLoading = true;
-        this.msgCurrent = 1
+      this.msgCurrent = 1;
-        this.msgPages = 2
+      this.msgPages = 2;
-        this.getMsgList()
+      this.getMsgList();
     },
     getMsgList() {
-        var preveHeight = document.querySelector('.content-right-info').scrollHeight
+      var preveHeight = document.querySelector(
-        this.instance.post(`/app/appsessionarchiveinfo/list`, null, {
+        ".content-right-info"
+      ).scrollHeight;
+      this.instance
+        .post(`/app/appsessionarchiveinfo/list`, null, {
           params: {
             userId: this.id,
             type: this.tabIndex,
@@ -269,43 +547,91 @@
             current: this.msgCurrent,
             msgType: this.msgTypeList[this.msgType].value,
             // msgType: 'file',
-            toUserId: this.list[this.leftActiveIndex].type == 1 ? '' : this.list[this.leftActiveIndex].toUserId,
+            toUserId:
-            roomId: this.list[this.leftActiveIndex].type == 1 ? this.list[this.leftActiveIndex].roomId : '',
+              this.list[this.leftActiveIndex].type == 1
+                ? ""
+                : this.list[this.leftActiveIndex].toUserId,
+            roomId:
+              this.list[this.leftActiveIndex].type == 1
+                ? this.list[this.leftActiveIndex].roomId
+                : "",
             content: this.searchMsg,
-            startTime: this.time ? this.time[0] : '',
+            startTime: this.time ? this.time[0] : "",
-            endTime: this.time ? this.time[1] : ''
+            endTime: this.time ? this.time[1] : "",
-          }
+          },
-        }).then(res => {
+        })
+        .then((res) => {
           if (res.code === 0) {
             res.data.records.map((item, index) => {
-              if(item.msgType == 'file') {
+              if (item.msgType == "file") {
-                item.files = [{url: item.sdkFileUrl, accessUrl: item.sdkFileUrl, name: item.sdkFileName, fileSizeStr: item.fileSizeStr}]
+                item.files = [
+                  {
+                    url: item.sdkFileUrl,
+                    accessUrl: item.sdkFileUrl,
+                    name: item.sdkFileName,
+                    fileSizeStr: item.fileSizeStr,
+                  },
+                ];
               }
-              if(item.msgType == 'location') {
+              if (item.msgType == "location") {
-                this.initMap(item.lng, item.lat, item.zoom, index)
+                this.initMap(item.lng, item.lat, item.zoom, index);
               }
-            })
+              if (item.msgType == "image") {
-            this.msgList = this.msgCurrent > 1 ? [ ...res.data.records, ...this.msgList]: res.data.records
+                item.src = this.getBase64Image(item.sdkFileUrl);
-            this.msgPages = res.data.pages || 2
+                console.log(item.src);
+              }
+            });
+            this.msgList =
+              this.msgCurrent > 1
+                ? [...res.data.records, ...this.msgList]
+                : res.data.records;
+            this.msgPages = res.data.pages || 2;
             this.$nextTick(() => {
-              if(this.msgCurrent == 1) {
+              if (this.msgCurrent == 1) {
-                document.querySelector('.content-right-info').scrollTo(0, 999999999)
+                document
-              }else {
+                  .querySelector(".content-right-info")
-                var height = document.querySelector('.content-right-info').scrollHeight - preveHeight
+                  .scrollTo(0, 999999999);
-                document.querySelector('.content-right-info').scrollTop = height
+              } else {
+                var height =
+                  document.querySelector(".content-right-info").scrollHeight -
+                  preveHeight;
+                document.querySelector(".content-right-info").scrollTop =
+                  height;
               }
-              
+            });
-            })
           }
-          this.isLoading = false
+          this.isLoading = false;
-        }).catch(() => {
-          this.isLoading = false
         })
+        .catch(() => {
+          this.isLoading = false;
+        });
+    },
+    getBase64Image(url) {
+      function newImg(url) {
+        return new Promise((resolve, reject) => {
+          let image = new Image();
+          image.crossOrigin = "Anonymous";
+          image.src = url;
+          image.onload = function () {
+            resolve(image);
+          };
+        });
+      }
+      return newImg(url).then((img) => {
+        let canvas = document.createElement("canvas");
+        canvas.width = img.width;
+        canvas.height = img.height;
+        let ctx = canvas.getContext("2d");
+        ctx.drawImage(img, 0, 0, img.width, img.height);
+        let ext = img.src.substring(img.src.lastIndexOf(".") + 1).toLowerCase();
+        let dataURL = canvas.toDataURL("image/" + ext);
+        return dataURL;
+      });
     },
     initMap(lng, lat, zoom, index) {
       AMapLoader.load({
-          key: '54a02a43d9828a8f9cd4f26fe281e74e',
+        key: "54a02a43d9828a8f9cd4f26fe281e74e",
-          version: '2.0',
+        version: "2.0",
       }).then((AMap) => {
         this.map = new AMap.Map(`map${index}`, {
           resizeEnable: true,
@@ -313,54 +639,62 @@
           center: [lng, lat],
           zoom: zoom,
           scrollWheel: false,
-          })
+        });
-        })
+      });
     },
     typeClick(index) {
-        this.tabIndex = index
+      this.tabIndex = index;
-        this.msgType = 0
+      this.msgType = 0;
-        this.getListInit()
+      this.getListInit();
     },
     onChange() {
-        this.getMsgListInit()
+      this.getMsgListInit();
     },
     currentChange(e) {
-        this.current = e
+      this.current = e;
-        this.getList()
+      this.getList();
     },
     msgCurrentChange(e) {
-        this.msgCurrent = e
+      this.msgCurrent = e;
-        this.getMsgList()
+      this.getMsgList();
     },
     leftClick(index) {
-        this.leftActiveIndex = index
+      this.leftActiveIndex = index;
-        this.msgType = 0
+      this.msgType = 0;
-        this.getMsgListInit()
+      this.getMsgListInit();
     },
     msgTypeClick(index) {
-        this.msgType = index
+      this.msgType = index;
-        this.getMsgListInit()
+      this.getMsgListInit();
     },
     openLink(row) {
       document.write('<a href="" target="new"></a>');
       window.open(row.linkUrl, "new");
     },
-      cancel () {
+    handleExport() {
-        this.$emit('change', {
+      this.loading = true;
-          type: 'List',
+      var fileName =
-          isRefresh: true
+        this.tabIndex == 1
-        })
+          ? this.list[this.leftActiveIndex].roomName
-      }
+          : this.list[this.leftActiveIndex].toUserName;
-    }
+      PdfLoader(this.$refs.pdf, fileName);
-  }
+    },
+    cancel() {
+      this.$emit("change", {
+        type: "List",
+        isRefresh: true,
+      });
+    },
+  },
+};
 </script>
 
 <style scoped lang="scss">
-  .detail {
+.detail {
   .addressBook-left {
     width: 300px;
     height: auto;
-      background: #FAFAFB;
+    background: #fafafb;
     position: relative;
 
     .addressBook-left__title {
@@ -381,8 +715,8 @@
         border-bottom: 2px solid transparent;
 
         &.tab-active {
-            color: #2266FF;
+          color: #2266ff;
-            border-bottom: 2px solid #2266FF;
+          border-bottom: 2px solid #2266ff;
         }
       }
     }
@@ -433,19 +767,19 @@
           border-radius: 4px;
         }
         .type1 {
-            background-color: #EAF4FF;
+          background-color: #eaf4ff;
-            color: #267EF0;
+          color: #267ef0;
         }
         .type2 {
-            background-color: #FDEEE1;
+          background-color: #fdeee1;
-            color: #FB7D29;
+          color: #fb7d29;
         }
       }
       .addressBook-left__list--item:hover {
-          background-color: #E8EFFF;
+        background-color: #e8efff;
       }
       .active {
-          background-color: #E8EFFF;
+        background-color: #e8efff;
         color: #26f;
       }
     }
@@ -457,7 +791,7 @@
       .addressBook-left__list--search {
         flex: 1;
 
-          :deep( input ){
+        :deep(input) {
           width: 100%;
         }
       }
@@ -477,7 +811,7 @@
     }
   }
 
-    :deep( .ai-list__content--right ){
+  :deep(.ai-list__content--right) {
     flex: 1;
     min-width: 0;
     margin-left: 1px;
@@ -486,7 +820,7 @@
     .ai-list__content--right-wrapper {
       width: 100%;
       position: relative;
-        padding: 0!important;
+      padding: 0 !important;
       height: 100%;
     }
   }
@@ -515,8 +849,8 @@
         border-bottom: 2px solid transparent;
 
         &.tab-active {
-            color: #2266FF;
+          color: #2266ff;
-            border-bottom: 2px solid #2266FF;
+          border-bottom: 2px solid #2266ff;
         }
       }
     }
@@ -548,7 +882,7 @@
         color: #666;
         font-size: 12px;
         line-height: 20px;
-          padding:0 0 0 64px;
+        padding: 0 0 0 64px;
         span {
           display: inline-block;
           margin: 0 12px;
@@ -605,7 +939,7 @@
           line-height: 44px;
           padding: 0 6px;
           border-radius: 4px;
-            background-color: #EEE;
+          background-color: #eee;
           color: #999;
           margin-top: 4px;
         }
@@ -672,7 +1006,7 @@
             left: 0;
             z-index: 9999;
             width: 600px;
-              background-color: rgba(0, 0, 0, .7);
+            background-color: rgba(0, 0, 0, 0.7);
             p {
               color: #fff;
               line-height: 34px;
@@ -699,7 +1033,6 @@
           margin-left: 16px;
         }
       }
-        
     }
     .item-right {
       width: 100%;
@@ -716,7 +1049,7 @@
         .content {
           background-color: #90e287;
           span {
-              border-left-color:#90e287;
+            border-left-color: #90e287;
             right: -18px;
           }
         }
@@ -727,7 +1060,6 @@
           text-align: right;
         }
       }
-        
     }
   }
   .addressBook-left__list--wrapper::-webkit-scrollbar,
@@ -737,12 +1069,12 @@
   .addressBook-left__list--wrapper::-webkit-scrollbar-thumb,
   .content-right-info::-webkit-scrollbar-thumb {
     border-radius: 10px;
-      background: rgba(0,0,0,0.2);
+    background: rgba(0, 0, 0, 0.2);
   }
   .addressBook-left__list--wrapper::-webkit-scrollbar-track
     .content-right-info::-webkit-scrollbar-track {
     border-radius: 0;
-      background: rgba(0,0,0,0.1);
+    background: rgba(0, 0, 0, 0.1);
   }
   .msg-list-pagination {
     position: absolute;
@@ -750,6 +1082,5 @@
     width: calc(100% - 32px);
     text-align: center;
   }
-  }
+}
-
 </style>