RMS-VUE/src/mixins/JeecgListMixin.js

/**
 * 新增修改完成调用 modalFormOk方法 编辑弹框组件ref定义为modalForm
 * 高级查询按钮调用 superQuery方法  高级查询组件ref定义为superQueryModal
 * data中url定义 list为查询列表  delete为删除单条记录  deleteBatch为批量删除
 */
import { filterObj } from '@/utils/util';
import { deleteAction, getAction, downFile, getFileAccessHttpUrl } from '@/api/manage'
import Vue from 'vue'
import { ACCESS_TOKEN, TENANT_ID } from "@/store/mutation-types"
import store from '@/store'

export const JeecgListMixin = {
  data() {
    return {
      /* 查询条件-请不要在queryParam中声明非字符串值的属性 */
      queryParam: {},
      /* 数据源 */
      dataSource: [],
      /* 分页参数 */
      ipagination: {
        current: 1,
        pageSize: 10,
        pageSizeOptions: ['10', '20', '30'],
        showTotal: (total, range) => {
          return range[0] + "-" + range[1] + " 共" + total + "条"
        },
        showQuickJumper: true,
        showSizeChanger: true,
        total: 0
      },
      /* 排序参数 */
      isorter: {
        column: 'createTime',
        order: 'desc',
      },
      /* 筛选参数 */
      filters: {},
      /* table加载状态 */
      loading: false,
      /* table选中keys*/
      selectedRowKeys: [],
      /* table选中records*/
      selectionRows: [],
      /* 查询折叠 */
      toggleSearchStatus: false,
      /* 高级查询条件生效状态 */
      superQueryFlag: false,
      /* 高级查询条件 */
      superQueryParams: '',
      /** 高级查询拼接方式 */
      superQueryMatchType: 'and',
    }
  },
  created() {
    if (!this.disableMixinCreated) {
      console.log(' -- mixin created -- ')
      this.loadData();
      //初始化字典配置 在自己页面定义
      this.initDictConfig();
    }
  },
  computed: {
    //token header
    tokenHeader() {
      let head = { 'X-Access-Token': Vue.ls.get(ACCESS_TOKEN) }
      let tenantid = Vue.ls.get(TENANT_ID)
      if (tenantid) {
        head['tenant-id'] = tenantid
      }
      return head;
    }
  },
  methods: {
    loadData(arg) {
      if (!this.url.list) {
        this.$message.error("请设置url.list属性!")
        return
      }
      //加载数据 若传入参数1则加载第一页的内容
      if (arg === 1) {
        this.ipagination.current = 1;
      }
      var params = this.getQueryParams();//查询条件
      this.loading = true;
      console.log("loadData params", params)
      getAction(this.url.list, params).then((res) => {
        if (res.success) {
          //update-begin---author:zhangyafei    Date:20201118  for：适配不分页的数据列表------------
          this.dataSource = res.result.records || res.result;
          if (res.result.total) {
            this.ipagination.total = res.result.total;
          } else {
            this.ipagination.total = 0;
          }
          //update-end---author:zhangyafei    Date:20201118  for：适配不分页的数据列表------------
        } else {
          this.$message.warning(res.message)
        }
      }).finally(() => {
        this.loading = false
      })
    },
    initDictConfig() {
      console.log("--这是一个假的方法!")
    },
    handleSuperQuery(params, matchType) {
      //高级查询方法
      if (!params) {
        this.superQueryParams = ''
        this.superQueryFlag = false
      } else {
        this.superQueryFlag = true
        this.superQueryParams = JSON.stringify(params)
        this.superQueryMatchType = matchType
      }
      this.loadData(1)
    },
    getQueryParams() {
      //获取查询条件
      let sqp = {}
      if (this.superQueryParams) {
        sqp['superQueryParams'] = encodeURI(this.superQueryParams)
        sqp['superQueryMatchType'] = this.superQueryMatchType
      }
      var param = Object.assign(sqp, this.queryParam, this.isorter, this.filters);
      param.field = this.getQueryField();
      param.pageNo = this.ipagination.current;
      param.pageSize = this.ipagination.pageSize;
      return filterObj(param);
    },
    getQueryField() {
      //TODO 字段权限控制
      var str = "id,";
      this.columns.forEach(function (value) {
        str += "," + value.dataIndex;
      });
      return str;
    },

    onSelectChange(selectedRowKeys, selectionRows) {
      this.selectedRowKeys = selectedRowKeys;
      this.selectionRows = selectionRows;
    },
    onClearSelected() {
      this.selectedRowKeys = [];
      this.selectionRows = [];
    },
    searchQuery() {
      this.loadData(1);
      // 点击查询清空列表选中行
      // https://gitee.com/jeecg/jeecg-boot/issues/I4KTU1
      this.selectedRowKeys = []
      this.selectionRows = []
    },
    superQuery() {
      this.$refs.superQueryModal.show();
    },
    searchReset() {
      this.queryParam = {}
      this.loadData(1);
    },
    batchDel: function () {
      if (!this.url.deleteBatch) {
        this.$message.error("请设置url.deleteBatch属性!")
        return
      }
      if (this.selectedRowKeys.length <= 0) {
        this.$message.warning('请选择一条记录！');
        return;
      } else {
        var ids = "";
        for (var a = 0; a < this.selectedRowKeys.length; a++) {
          ids += this.selectedRowKeys[a] + ",";
        }
        var that = this;
        this.$confirm({
          title: "确认删除",
          content: "是否删除选中数据?",
          onOk: function () {
            that.loading = true;
            deleteAction(that.url.deleteBatch, { ids: ids }).then((res) => {
              if (res.success) {
                //重新计算分页问题
                that.reCalculatePage(that.selectedRowKeys.length)
                that.$message.success(res.message);
                that.loadData();
                that.onClearSelected();
              } else {
                that.$message.warning(res.message);
              }
            }).finally(() => {
              that.loading = false;
            });
          }
        });
      }
    },
    handleDelete: function (id) {
      if (!this.url.delete) {
        this.$message.error("请设置url.delete属性!")
        return
      }
      var that = this;
      deleteAction(that.url.delete, { id: id }).then((res) => {
        if (res.success) {
          //重新计算分页问题
          that.reCalculatePage(1)
          that.$message.success(res.message);
          that.loadData();
        } else {
          that.$message.warning(res.message);
        }
      });
    },
    reCalculatePage(count) {
      //总数量-count
      let total = this.ipagination.total - count;
      //获取删除后的分页数
      let currentIndex = Math.ceil(total / this.ipagination.pageSize);
      //删除后的分页数<所在当前页
      if (currentIndex < this.ipagination.current) {
        this.ipagination.current = currentIndex;
      }
      console.log('currentIndex', currentIndex)
    },
    handleEdit: function (record) {
      this.$refs.modalForm.edit(record);
      this.$refs.modalForm.title = "编辑";
      this.$refs.modalForm.disableSubmit = false;
    },
    handleAdd: function () {
      this.$refs.modalForm.add();
      this.$refs.modalForm.title = "新增";
      this.$refs.modalForm.disableSubmit = false;
    },
    handleTableChange(pagination, filters, sorter) {
      //分页、排序、筛选变化时触发
      //TODO 筛选
      console.log(pagination)
      if (Object.keys(sorter).length > 0) {
        this.isorter.column = sorter.field;
        this.isorter.order = "ascend" == sorter.order ? "asc" : "desc"
      }
      this.ipagination = pagination;
      this.loadData();
    },
    handleToggleSearch() {
      this.toggleSearchStatus = !this.toggleSearchStatus;
    },
    // 给popup查询使用(查询区域不支持回填多个字段，限制只返回一个字段)
    getPopupField(fields) {
      return fields.split(',')[0]
    },
    modalFormOk() {
      // 新增/修改 成功时，重载列表
      this.loadData();
      //清空列表选中
      this.onClearSelected()
    },
    handleDetail: function (record) {
      this.$refs.modalForm.edit(record);
      this.$refs.modalForm.title = "详情";
      this.$refs.modalForm.disableSubmit = true;
    },
    /* 导出 */
    handleExportXls2() {
      let paramsStr = encodeURI(JSON.stringify(this.getQueryParams()));
      let url = `${window._CONFIG['domianURL']}/${this.url.exportXlsUrl}?paramsStr=${paramsStr}`;
      window.location.href = url;
    },
    handleExportXls(fileName) {
      if (!fileName || typeof fileName != "string") {
        fileName = "导出文件"
      }
      let param = this.getQueryParams();
      if (this.selectedRowKeys && this.selectedRowKeys.length > 0) {
        param['selections'] = this.selectedRowKeys.join(",")
      }
      console.log("导出参数", param)
      downFile(this.url.exportXlsUrl, param).then((data) => {
        if (!data) {
          this.$message.warning("文件下载失败")
          return
        }
        if (typeof window.navigator.msSaveBlob !== 'undefined') {
          window.navigator.msSaveBlob(new Blob([data], { type: 'application/vnd.ms-excel' }), fileName + '.xls')
        } else {
          let url = window.URL.createObjectURL(new Blob([data], { type: 'application/vnd.ms-excel' }))
          let link = document.createElement('a')
          link.style.display = 'none'
          link.href = url
          link.setAttribute('download', fileName + '.xls')
          document.body.appendChild(link)
          link.click()
          document.body.removeChild(link); //下载完成移除元素
          window.URL.revokeObjectURL(url); //释放掉blob对象
        }
      })
    },
    // 重写导出方法
    ExportData(fileName, TimestampData) {
      console.log("传入的时间戳" + TimestampData)
      if (!fileName || typeof fileName != "string") {
        fileName = "导出文件"
      }
      let param = this.getQueryParams();
      if (this.selectedRowKeys && this.selectedRowKeys.length > 0) {
        param['selections'] = this.selectedRowKeys.join(",")
      }
      param['timestamp'] = TimestampData
      console.log("导出参数", param)
      downFile(this.url.exportXlsUrl, param).then((data) => {
        if (!data) {
          this.$message.warning("文件下载失败")
          return
        }
        if (typeof window.navigator.msSaveBlob !== 'undefined') {
          window.navigator.msSaveBlob(new Blob([data], { type: 'application/vnd.ms-excel' }), fileName + '.xls')
        } else {
          let url = window.URL.createObjectURL(new Blob([data], { type: 'application/vnd.ms-excel' }))
          let link = document.createElement('a')
          link.style.display = 'none'
          link.href = url
          link.setAttribute('download', fileName + '.xls')
          document.body.appendChild(link)
          link.click()
          document.body.removeChild(link); //下载完成移除元素
          window.URL.revokeObjectURL(url); //释放掉blob对象
        }
      })
    },
    /* 导入 */
    handleImportExcel(info) {
      // 设置加载状态为true，表示正在上传
      this.loading = true;
      // 如果文件状态不是'uploading'，在控制台输出文件信息
      if (info.file.status !== 'uploading') {
        console.log(info.file, info.fileList);
      }
      // 处理文件上传完成的情况
      if (info.file.status === 'done') {
        // 设置加载状态为false，表示上传完成
        this.loading = false;
        // 检查上传是否成功
        if (info.file.response.success) {
          // 如果上传成功
          if (info.file.response.code === 201) {
            // 处理成功响应的情况
            let { message, result: { msg, fileUrl, fileName } } = info.file.response;
            let href = window._CONFIG['domianURL'] + fileUrl;
            // 弹出一个警告提示框，提醒用户下载文件
            this.$warning({
              title: message,
              content: (
                <div>
                  <span>{msg}</span><br />
                  <span>具体详情请 <a href={href} target="_blank" download={fileName}>点击下载</a> </span>
                </div>
              )
            });
          } else {
            console.log("后端返回的数据:", info.file.response);
            // 处理上传成功但是响应状态码不为201的情况
            this.$message.success(info.file.response.message || `${info.file.name} 文件上传成功`);
          }
          // 重新加载数据
          this.loadData();
        } else {
          // 处理上传失败的情况
          this.$message.error(`${info.file.name} ${info.file.response.message}.`);
        }
      } else if (info.file.status === 'error') {
        // 处理上传错误的情况
        this.loading = false;
        // 处理服务器返回的500错误
        if (info.file.response.status === 500) {
          let data = info.file.response;
          const token = Vue.ls.get(ACCESS_TOKEN);
          // 如果Token失效，提示用户登录已过期，提供重新登录选项
          if (token && data.message.includes("Token失效")) {
            this.$error({
              title: '登录已过期',
              content: '很抱歉，登录已过期，请重新登录',
              okText: '重新登录',
              mask: false,
              onOk: () => {
                store.dispatch('Logout').then(() => {
                  Vue.ls.remove(ACCESS_TOKEN);
                  window.location.reload();
                });
              }
            });
          }
        } else {
          // 处理其他上传错误情况
          this.$message.error(`文件上传失败: ${info.file.msg} `);
        }
      }
    },
    //重写导入方法
    ImportData(info) {
       // 设置加载状态为true，表示正在上传
       this.loading = true;
       // 如果文件状态不是'uploading'，在控制台输出文件信息
       if (info.file.status !== 'uploading') {
         console.log(info.file, info.fileList);
       }
       // 处理文件上传完成的情况
       if (info.file.status === 'done') {
         // 设置加载状态为false，表示上传完成
         this.loading = false;
         // 检查上传是否成功
         if (info.file.response.success) {
           // 如果上传成功
           if (info.file.response.code === 201) {
             // 处理成功响应的情况
             let { message, result: { msg, fileUrl, fileName } } = info.file.response;
             let href = window._CONFIG['domianURL'] + fileUrl;
             // 弹出一个警告提示框，提醒用户下载文件
             this.$warning({
               title: message,
               content: (
                 <div>
                   <span>{msg}</span><br />
                   <span>具体详情请 <a href={href} target="_blank" download={fileName}>点击下载</a> </span>
                 </div>
               )
             });
           } else {             
             // 处理上传成功但是响应状态码不为201的情况
             this.$message.success(info.file.response.message || `${info.file.name} 文件上传成功`);
           }
           // 重新加载数据
           this.loadData();
         } else {
           // 处理上传失败的情况
           this.$message.error(`${info.file.name} ${info.file.response.message}.`);
         }
       } else if (info.file.status === 'error') {
         // 处理上传错误的情况
         this.loading = false;
         // 处理服务器返回的500错误
         if (info.file.response.status === 500) {
           let data = info.file.response;
           const token = Vue.ls.get(ACCESS_TOKEN);
           // 如果Token失效，提示用户登录已过期，提供重新登录选项
           if (token && data.message.includes("Token失效")) {
             this.$error({
               title: '登录已过期',
               content: '很抱歉，登录已过期，请重新登录',
               okText: '重新登录',
               mask: false,
               onOk: () => {
                 store.dispatch('Logout').then(() => {
                   Vue.ls.remove(ACCESS_TOKEN);
                   window.location.reload();
                 });
               }
             });
           }
         } else {
           // 处理其他上传错误情况
           this.$message.error(`文件上传失败: ${info.file.msg} `);
         }
       }
    },
    /* 图片预览 */
    getImgView(text) {
      if (text && text.indexOf(",") > 0) {
        text = text.substring(0, text.indexOf(","))
      }
      return getFileAccessHttpUrl(text)
    },
    /* 文件下载 */
    // update--autor:lvdandan-----date:20200630------for：修改下载文件方法名uploadFile改为downloadFile------
    downloadFile(text) {
      if (!text) {
        this.$message.warning("未知的文件")
        return;
      }
      if (text.indexOf(",") > 0) {
        text = text.substring(0, text.indexOf(","))
      }
      let url = getFileAccessHttpUrl(text)
      window.open(url);
    },
  }

}