<!--
@description: 强大的CRUD组件封装
-->
<template>
  <div style="padding-left: 10px;padding-top: 10px;">
    <div class="grid-content bg-purple">
      <el-form ref="queryForm" :model="queryParams" :inline="true" label-width="90px">
        <el-row>
          <el-form-item
            v-for="(value,index) in fields"
            v-if="value.search"
            :key="index"
            :label="value.label"
            :prop="value.prop"
          >
            <!--           date/option/bool/users/depts -->
            <el-switch
              v-if="value.type==='boolean'"
              v-model="queryParams[value.prop]"
              active-color="#13ce66"
              inactive-color="#ff4949"
            />
            <model-select
              v-else-if="value.type==='model_select' && value.select_data"
              :value.sync="queryParams[value.prop]"
              :prop="value.prop"
              :placeholder="value.select_data.placeholder|| '请选择'"
              :multiple="value.select_data.multiple|| false"
              :disable_branch_nodes="value.select_data.disable_branch_nodes|| false"
              :label_name="value.select_data.label_name|| 'name'"
              :select_options="modelSelect[value.prop] || []"
              style="width: 180px;line-height: 20px;"
            />
            <dept-tree
              v-else-if="value.type==='depts'"
              ref="dept_tree"
              :value.sync="queryParams[value.prop]"
              style="width: 150px;"
            />
            <users-tree
              v-else-if="value.type==='users'"
              ref="users_tree"
              :value.sync="queryParams[value.prop]"
              style="width: 150px;"
            />
            <el-cascader
              v-else-if="value.type === 'cascader' && value.select_data"
              v-model="queryParams[value.prop]"
              :placeholder="value.select_data.placeholder || '请选择'"
              :options="modelSelect[value.prop] || []"
              :clearable="value.select_data.clearable || false"
              :filterable="value.select_data.filterable || false"
              style="width: 100%"
            />
            <el-date-picker
              v-else-if="value.type === 'date'"
              v-model="dateRange[value.prop + '__range']"
              size="small"
              style="width: 240px"
              value-format="yyyy-MM-dd"
              type="daterange"
              range-separator="-"
              start-placeholder="开始日期"
              end-placeholder="结束日期"
              :default-time="['00:00:00', '23:59:59']"
            ></el-date-picker>
            <el-date-picker
              v-else-if="value.type === 'datetime'"
              v-model="dateRange[value.prop + '__range']"
              size="small"
              style="width: 240px"
              value-format="yyyy-MM-dd HH:mm:ss"
              type="daterange"
              range-separator="-"
              start-placeholder="开始日期"
              end-placeholder="结束日期"
              :default-time="['00:00:00', '23:59:59']"
            ></el-date-picker>
            <el-time-select
              v-else-if="value.type === 'time'"
              v-model="dateRange[value.prop + '__range']"
              :picker-options="value.options"
              placeholder="选择时间"
              :default-time="['00:00:00', '23:59:59']"
            >
            <el-select
              v-else-if="value.type==='option' && value.option_key"
              v-model="queryParams[value.prop]"
              :placeholder="value.label"
              clearable
              size="small"
            >
              <el-option
                v-for="dict in DictsOptions[value.option_key]"
                :key="dict.dictValue"
                :label="dict.dictLabel"
                :value="dict.dictValue"
              />
            </el-select>
            <el-input
              v-else
              v-model="queryParams[value.prop]"
              :placeholder="value.label"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item>
            <el-col :offset="8">
              <el-button type="primary" icon="el-icon-search" size="mini" @click="handleSearchFormSubmit">搜索</el-button>
              <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-col>
          </el-form-item>
        </el-row>
      </el-form>
    </div>
    <el-row v-if="topLayout" style="margin-bottom: 20px">
      <el-col v-if="topLayoutLeft" :span="18">
        <el-row :gutter="10" class="mb8">
          <el-col v-for="(func,index) in funcs" :key="index" :span="1.5">
            <el-button
              v-if="func.type==='add'"
              v-hasPermi="func.permis"
              type="primary"
              plain
              :icon="func.icon||'el-icon-plus'"
              size="mini"
              @click="handleAdd(func)"
            >{{ func.label }}
            </el-button>
            <el-button
              v-else-if="func.type==='update'"
              v-hasPermi="func.permis"
              type="success"
              plain
              :disabled="multipleSelection.length!==1"
              :icon="func.icon||'el-icon-edit'"
              size="mini"
              @click="handleUpdate(func,{})"
            >{{ func.label }}
            </el-button>
            <el-button
              v-else-if="func.type==='delete'"
              v-hasPermi="func.permis"
              type="danger"
              plain
              :disabled="multipleSelection.length===0"
              :icon="func.icon||'el-icon-delete'"
              size="mini"
              @click="handleDelete(func,{})"
            >{{ func.label }}
            </el-button>
            <el-button
              v-else-if="func.type==='export'"
              v-hasPermi="func.permis"
              type="warning"
              plain
              :icon="func.icon||'el-icon-download'"
              size="mini"
              @click="handleExport(func)"
            >{{ func.label }}
            </el-button>
            <el-button
              v-else-if="func.type==='import'"
              v-hasPermi="func.permis"
              type="info"
              plain
              :icon="func.icon||'el-icon-upload2'"
              size="mini"
              @click="handleImport(func.api)"
            >{{ func.label }}
            </el-button>
          </el-col>
          <slot name="head_button" />
        </el-row>
      </el-col>
      <el-col v-if="topLayoutRight" :span="6">
        <div class="grid-content bg-purple-light" style="text-align: right">
          <slot name="tools" />
          <el-popover
            placement="bottom"
            width="200"
            trigger="click"
          >
            <div style="width: 50px;">
              <el-checkbox-group v-model="showFields">
                <el-checkbox
                  v-for="(field, index) in fields"
                  :key="index"
                  :label="field"
                  :checked="field.show"
                  style="width: 100%"
                  @change="handleSelectField($event, field)"
                >{{ field.label }}
                </el-checkbox>
              </el-checkbox-group>
            </div>
            <el-button
              slot="reference"
              :size="$ELEMENT.size"
              name="refresh"
              type="info"
              icon="el-icon-s-fold"
              title="设置显示的字段"
            />
          </el-popover>
        </div>
      </el-col>
    </el-row>

    <el-table
      ref="tableData"
      v-loading="tableLoading"
      :span-method="spanMethod"
      :data="tableData"
      :max-height="maxHeight"
      :row-key="getRowKeys"
      :stripe="stripe"
      :fit="fit"
      :border="border"
      :empty-text="emptyText"
      :highlight-current-row="highlightCurrentRow"
      :show-overflow-tooltip="showOverflowTooltip"
      @sort-change="handleSortChange"
      @cell-click="handleCellClick"
      @cell-dblclick="handleCellDbClick"
      @header-click="handleHeaderClick"
      @row-click="handleRowClick"
      @row-dblclick="handleRowDblClick"
      @selection-change="handleSelectionChange"
    >
      <el-table-column v-if="selection" :reserve-selection="true" type="selection" width="50" />
      <slot name="prependColumn" />
      <!--<el-table-column v-if="false" :index="getRowIndex" label="序号" type="index" width="50"/>-->
      <template v-for="field in fields">
        <el-table-column
          v-if="field.show"
          :key="field.prop"
          :prop="field.prop"
          :label="field.label"
          :sortable="field.sortable"
          :width="field.width || ''"
          show-overflow-tooltip
        >
          <template slot-scope="scope">
            <slot :name="field.prop" :values="scope.row" :prop="field.prop" :field="field">
              <span v-html="formatColumnData(scope.row, field)" />
            </slot>
          </template>
        </el-table-column>
      </template>
      <el-table-column
        v-if="hasPermi(getOperationPermis())"
        label="操作"
        align="center"
        width="220"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <span v-for="(func,index) in funcs" :key="index">
            <el-button
              v-if="func.type==='select'"
              v-hasPermi="func.permis"
              size="mini"
              type="text"
              :icon="func.icon||'el-icon-view'"
              @click="handleSelect(func,scope.row)"
            >{{ func.label }}</el-button>
            &nbsp;
            <el-button
              v-if="func.type==='update'"
              v-hasPermi="func.permis"
              size="mini"
              type="text"
              :icon="func.icon||'el-icon-edit'"
              @click="handleUpdate(func,scope.row)"
            >{{ func.label }}</el-button>
            &nbsp;
            <el-button
              v-else-if="func.type==='delete'"
              v-hasPermi="func.permis"
              size="mini"
              type="text"
              :icon="func.icon||'el-icon-delete'"
              @click="handleDelete(func,scope.row)"
            >{{ func.label }}</el-button>
          </span>
        </template>
      </el-table-column>
      <slot name="appendColumn" />
      <slot name="column" />
    </el-table>
    <el-row>
      <el-col v-if="selection" :span="6" style="margin-top: 20px">
        <span>已选择:<span style="color: #ff00ff;font-weight: bold;">{{ multipleSelection.length }}</span>条</span>
        <el-button
          v-show="multipleSelection.length"
          type="info"
          size="mini"
          title="清空多选"
          @click="clearMultipleSelection"
        >清空
        </el-button>
      </el-col>
      <el-pagination
        :current-page="pagination.page"
        :page-size="pagination.page_size"
        :total="pagination.total"
        :page-sizes="paginationStyle.pageSizes || [10, 20, 50, 100]"
        :disabled="tableLoading"
        :small="paginationStyle.small || false"
        :layout="paginationStyle.layout || 'total, sizes, prev, pager, next, jumper'"
        background
        class="right_pagination"
        @size-change="handleChangePageSize"
        @current-change="handleChangeCurrentPage"
      />
    </el-row>

    <!-- 添加或修改参数配置对话框 -->
    <el-dialog
      :title="title"
      :visible.sync="open"
      width="500px"
      append-to-body
      :close-on-click-modal="close_on_click_modal"
      @close="close"
    >
      <el-form ref="ruleForm" :model="form" :rules="rules" label-width="100px">
        <el-form-item
          v-for="(value,index) in fields"
          v-if="value.form"
          :key="index"
          :label="value.label"
          :prop="value.prop"
        >
          <!--           date/option/bool/users/depts -->
          <el-switch
            v-if="value.type==='boolean'"
            v-model="form[value.prop]"
            active-color="#13ce66"
            inactive-color="#ff4949"
          />
          <el-input-number
            v-else-if="value.type==='number'"
            v-model="form[value.prop]"
            :precision="value.precision || 0"
            :step="value.step || 1"
            :max="value.step || Infinity"
            :min="value.min || Infinity"
          />
          <dept-tree
            v-else-if="value.type==='depts'"
            ref="dept_tree"
            :value.sync="form[value.prop]"
          />
          <users-tree
            v-else-if="value.type==='users'"
            ref="users_tree"
            :value.sync="form[value.prop]"
          />
          <el-date-picker
            v-else-if="value.type==='date' || value.type==='datetime'"
            v-model="form[value.prop]"
            type="date"
            size="small"
            style="width: 240px"
            value-format="yyyy-MM-dd HH:mm:ss"
            placeholder="选择日期"
          />
          <el-select
            v-else-if="value.type==='option' && value.option_key"
            v-model="form[value.prop]"
            :placeholder="value.label"
            clearable
            size="small"
            style="width: 100%"
          >
            <el-option
              v-for="dict in DictsOptions[value.option_key]"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            />
          </el-select>
          <el-input
            v-else-if="value.type==='text'"
            v-model="form[value.prop]"
            :placeholder="value.label"
            type="textarea"
            clearable
            size="small"
          />
          <model-select
            v-else-if="value.type==='model_select' && value.select_data"
            :value.sync="form[value.prop]"
            :placeholder="value.select_data.placeholder|| '请选择'"
            :multiple="value.select_data.multiple|| false"
            :disable_branch_nodes="value.select_data.disable_branch_nodes|| false"
            :label_name="value.select_data.label_name|| 'name'"
            :select_options="modelSelect[value.prop] || []"
            style="line-height: 20px;"
          />
          <el-cascader
            v-else-if="value.type==='cascader' && value.select_data"
            v-model="form[value.prop]"
            :placeholder="value.select_data.placeholder|| '请选择'"
            :options="modelSelect[value.prop] || []"
            :clearable="value.select_data.clearable|| false"
            :filterable="value.select_data.filterable|| false"
            style="width: 100%"
          />
          <el-input
            v-else
            v-model="form[value.prop]"
            :placeholder="value.label"
            clearable
            size="small"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button v-if="this.title!=='详情'" type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 导入对话框 -->
    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
      <el-upload
        ref="upload"
        :limit="1"
        accept=".xlsx, .xls"
        :headers="upload.headers"
        :action="upload.url + '?updateSupport=' + upload.updateSupport"
        :disabled="upload.isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        drag
      >
        <i class="el-icon-upload" />
        <div class="el-upload__text">
          将文件拖到此处，或
          <em>点击上传</em>
        </div>
        <div slot="tip" class="el-upload__tip">
          <el-checkbox v-model="upload.updateSupport" />
          是否更新已经存在的数据
          <el-link type="info" style="font-size:12px" @click="importTemplate">下载模板</el-link>
        </div>
        <div slot="tip" class="el-upload__tip" style="color:red">提示：仅允许导入“xls”或“xlsx”格式文件！</div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
import moment from "moment";
import * as Utils from "@/utils";
import { getToken } from "@/utils/auth";
import ModelSelect from "../ModelSelect/index";
import { listUser } from "@/api/vadmin/permission/user";
import { treeselect } from "@/api/vadmin/permission/dept";
export default {
  name: "ModelDisplay",
  components: { ModelSelect },
  props: {
    value: {
      // table的Data
      type: Array,
      default: () => []
    },
    spanMethod: {
      type: Function,
      default: null
    },
    // eslint-disable-next-line vue/require-prop-types
    maxHeight: {
      default: 700
    },
    stripe: {
      type: Boolean,
      default: true
    },
    // 是否可以通过点击 窗口外 关闭 Dialog
    close_on_click_modal: {
      type: Boolean,
      default: true
    },
    fit: {
      type: Boolean,
      default: true
    },
    highlightCurrentRow: {
      type: Boolean,
      default: true
    },
    showOverflowTooltip: {
      type: Boolean,
      default: true
    },
    border: {
      type: Boolean,
      default: false
    },
    emptyText: {
      type: String,
      default: "暂无数据"
    },
    paginationParams: {
      // 新增。分页参数, 当分页格式返回的属性名称不同使用, 可使用该属性覆盖默认分页属性名称
      // 例如:{ page: 'page', pageSize: 'pageSize', count: 'total',results: 'list' }
      type: Object,
      default: () => {
        return {
          page: "pageNum",
          pageSize: "pageSize",
          count: "count",
          results: "results"
        };
      }
    },
    listApi: {
      // 用于替换method + url属性
      type: Function,
      default: null
    },
    topLayout: {
      // 用于控制表格顶部的按钮、工具的显示。默认左右的按钮、功能都显示
      type: Array,
      default: () => {
        return ["left", "right"];
      }
    },
    fields: {
      // 后端返回的字段
      type: Array,
      default: () => {
        return [];
      }
    },
    funcs: {
      // 菜单配置字段
      type: Array,
      default: () => {
        return [];
      }
    },
    selection: {
      // 开始开启多选(默认开启, true)
      type: Boolean,
      default: true
    },
    params: {
      // 基本请求参数,最终请求参数=基本参数+基本高级搜索参数+组件封装的基本参数+租金组件封装的高级搜索参数
      type: Object,
      default: () => {
        return {};
      }
    },
    // 默认分页样式
    paginationStyle: {
      type: Object,
      default: () => {
        return {};
      }
    },
    // 默认页面大小
    pageSizes: {
      type: Array,
      default: () => {
        return [10, 20, 50, 100, 500];
      }
    }
  },
  data() {
    return {
      showFields: [], // 显示的字段
      searchForm: {
        search: "",
        ordering: ""
      },
      queryParams: {},
      tableLoading: false,
      tableData: [],
      rowKey: "",
      dateRange: [],
      multipleSelection: [],
      pagination: {
        page: 1,
        page_size: 10,
        total: 0
      },
      // 表单参数
      form: {},
      rules: this.getFormRules(),
      open: false,
      // 提交时api
      submitFormApi: "",
      // 单个查询api
      selectApi: "",
      // 导入api
      importApi: "",
      DictsOptions: {},
      modelSelect: {},
      getRowKeys: row => {
        if (this.rowKey) {
          return row[this.rowKey];
        }
        return row.id || row.uuid;
      },
      title: "",
      // 用户导入参数
      upload: {
        // 是否显示弹出层（用户导入）
        open: false,
        // 弹出层标题（用户导入）
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的用户数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/admin/system/savefile/"
      }
    };
  },
  computed: {
    topLayoutLeft() {
      return this.topLayout.indexOf("left") >= 0;
    },
    topLayoutRight() {
      return this.topLayout.indexOf("right") >= 0;
    }
  },
  watch: {
    params: {
      deep: true,
      handler: function(newValue, oldValue) {
        this.getTableData();
      }
    }
  },
  mounted() {
  },
  created() {
    this.initComponentData();
    this.initOptions();
    this.getOperationPermis();
    // this.getTableData();
    this.funcs.map(value => {
      if (value.type === "select") {
        this.selectApi = value.api;
      }
    });
  },
  methods: {
    initComponentData() {
      this.pagination.page_size = this.pageSizes[0];
      this.fields.forEach(field => {
        field.show = (!!field.show);
        field.type = (field.type || "string").toLocaleLowerCase();
        if (field.type.startsWith("bool")) {
          field.type = "boolean";
        }
        field.label = field.label || field.prop;
        field.search = (!!field.search);
        field.sortable = (!!field.sortable);
        if (field.ordering && field.ordering.startsWith("desc")) {
          this.searchForm.ordering = `-${field.prop}`;
        } else if (field.ordering && field.ordering.startsWith("asc")) {
          this.searchForm.ordering = `${field.prop}`;
        }
        field.width = field.width || "";
        if (field.type === "choices") {
          if (Utils.isArray(field.choices) && field.choices.length > 0) {
            if (!Utils.isObj(field.choices[0])) {
              field.choices = field.choices.map(value => {
                return {
                  label: value,
                  value: value
                };
              });
            }
          }
        }
        field.unique = (!!field.unique);
        if (field.unique) {
          this.rowKey = field.prop;
        }
      });
    },
    formatColumnData(row, field) {
      const type = field.type || "string";
      const prop = field.prop;
      if (field.formatter && typeof field.formatter === "function") {
        return field.formatter(row, prop, type);
      }
      if (type === "string") {
        return row[prop];
      } else if (type === "datetime") {
        return this.formatDatetime(row[prop]);
      } else if (type === "date") {
        return this.formatDate(row[prop]);
      } else if (type === "time") {
        return this.formatTime(row[prop]);
      } else if (type === "option") {
        return this.formatOptions(field.option_key, row[prop]);
      } else if (type === "users") {
        return this.formatSelect(row[prop], prop);
      } else if (type === "depts") {
        return this.formatSelect(row[prop], prop);
      } else if (type === "model_select") {
        return this.formatSelect(row[prop], prop);
      } else if (type.startsWith("bool")) {
        return row[prop] ? "是" : "否";
      } else if (type === "choices") {
        const choices = field.choices;
        return this.formatChoices(choices, row[prop]);
      } else {
        return row[prop];
      }
    },
    formatChoices(choices, value) {
      for (const choice of choices) {
        if (choice.value === value) {
          return choice.label;
        }
      }
      return value;
    },
    formatDatetime(datetime) {
      return moment(datetime).format("YYYY-MM-DD HH:mm:ss");
    },
    formatDate(date) {
      return moment(date).format("YYYY-MM-DD");
    },
    formatTime(time) {
      return moment(time).format("HH:mm:ss");
    },
    formatOptions(option_key, id) {
      var data = this.DictsOptions[option_key];
      if (id === null || !data) return "";
      for (var i = 0; i < data.length; i++) {
        if (data[i].dictValue === id) {
          return data[i].dictLabel;
        }
      }
      return "";
    },
    formatSelect(id, prop) {
      var data = this.modelSelect[prop];
      if (!id || !data) return "";
      for (var i = 0; i < data.length; i++) {
        if (data[i].id === id) {
          return data[i].label;
        }
      }
      return "";
    },
    getTableData() {
      this.listInterfaceData(this.getRequestParams());
      return this.tableData;
    },
    getFormattedPaginationParams() {
      const pageParamName = this.paginationParams.page;
      const pageSizeParamName = this.paginationParams.pageSize;
      const params = {};
      params[pageParamName] = this.pagination.page;
      params[pageSizeParamName] = this.pagination.page_size;
      return params;
    },
    // 根据搜索框的内容, 组装请求参数
    getRequestParams() {
      // 组装分页参数、高级搜索参数
      const tmpParams = { ...this.params, ...this.getFormattedPaginationParams(), ...this.queryParams };
      const params = {};
      for (const prop of Object.keys(tmpParams)) {
        if (tmpParams[prop]) {
          params[prop] = tmpParams[prop];
        }
      }
      // 组装普遍模糊搜索的参数
      if (this.searchForm.search) {
        params["search"] = this.searchForm.search;
      }
      // 组装普遍排序搜索的参数
      if (this.searchForm.ordering) {
        params["ordering"] = this.searchForm.ordering;
      }
      // console.dir(params);
      return this.addDateRange(params, this.dateRange);
    },
    // 封装后端接口, 后端接口返回数据必须规范一致
    listInterfaceData(params) {
      this.tableLoading = true;
      this.listApi(params).then(response => {
        this.tableLoading = false;
        if (response.status === "success") {
          const resultsParamName = this.paginationParams.results;
          const countParamName = this.paginationParams.count;
          this.tableData = response.data[resultsParamName] || [];
          this.pagination.total = response.data[countParamName] || 0;
        } else {
          this.$message.warning(response.msg || "获取接口信息失败!");
        }
      }).catch(error => {
        this.tableLoading = false;
        console.error(error);
      });
    },
    /** 清空已选择 */
    clearMultipleSelection() {
      this.clearSelection();
    },
    /** 清空已选择 */
    clearSelection() {
      this.$refs.tableData.clearSelection();
    },
    handleSelectField(e, field) {
      field.show = e;
    },
    // 处理提交表单, 点击搜索按钮事件
    handleSearchFormSubmit() {
      this.pagination.page = 1;
      this.getTableData();
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.pagination.page = 1;
      this.getTableData();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = [];
      this.queryParams = {};
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 初始化 Options */
    initOptions() {
      const Promises = [];
      this.fields.map(value => {
        if (value.option_key) {
          Promises.push(this.getDicts(value.option_key).then(response => {
            this.DictsOptions[value.option_key] = response.data;
          }));
        }
        if (value.type === "model_select" && value.select_data) {
          Promises.push(this.getModelSelect(value.prop, value.select_data.label_name, value.select_data.listApi).then(response => {
            this.modelSelect[value.prop] = response;
          }));
        }
        if (value.type === "cascader" && value.select_data) {
          Promises.push(value.select_data.listApi().then(response => {
            this.modelSelect[value.prop] = response.data;
          }));
        }
        if (value.type === "users") {
          Promises.push(this.getModelSelect(value.prop, "name", listUser, { _fields: "id,name" }).then(response => {
            this.modelSelect[value.prop] = response;
          }));
        }
        if (value.type === "depts") {
          Promises.push(this.getModelSelect(value.prop, "label", treeselect).then(response => {
            this.modelSelect[value.prop] = response;
          }));
        }
      });
      Promise.all(Promises).then(() => {
        this.getTableData();
      });
    },
    // 处理修改多选的值
    handleSelectionChange(val) {
      this.$emit("selection-change", val);
      this.multipleSelection = val;
    },
    // 处理修改表格分页器的页面大小(再次获取接口数据)
    handleChangePageSize(val) {
      this.pagination.page_size = val;
      this.getTableData();
    },
    // 处理修改表格分页器的页码(再次获取接口数据)
    handleChangeCurrentPage(val) {
      this.pagination.page = val;
      this.getTableData();
    },
    handleSortChange(info) {
      const { prop, order } = info;
      if (!order) {
        this.searchForm.ordering = "";
      } else if (order.startsWith("desc")) {
        this.searchForm.ordering = `-${prop}`;
      } else {
        this.searchForm.ordering = `${prop}`;
      }
      this.getTableData();
    },
    handleCellClick(row, column, cell, event) {
      this.$emit("cell-click", row, column, cell, event);
    },
    handleCellDbClick(row, column, cell, event) {
      this.$emit("cell-dblclick", row, column, cell, event);
    },
    handleRowClick(row, column, event) {
      this.$emit("row-click", row, column, event);
    },
    handleRowDblClick(row, column, event) {
      this.$emit("row-dblclick", row, column, event);
    },
    handleHeaderClick(column, event) {
      this.$emit("header-click", column, event);
    },
    /** 新增按钮*/
    handleAdd(func) {
      this.dateRange = [];
      this.queryParams = {};
      this.resetForm("queryForm");
      this.open = true;
      this.title = func.label;
      this.submitFormApi = func.api;
    },
    /** 修改按钮*/
    handleUpdate(func, row) {
      this.dateRange = [];
      this.queryParams = {};
      this.resetForm("queryForm");
      this.submitFormApi = func.api;
      const id = row.id || this.multipleSelection.map(item => item.id);
      if (this.selectApi) {
        this.selectApi(id).then(response => {
          const data = response.data;
          if (data && typeof data === "object") {
            this.form = data;
          }
          this.open = true;
        });
      } else {
        this.open = true;
      }
      this.title = func.label;
    },
    /** 详情按钮*/
    handleSelect(func, row) {
      this.dateRange = [];
      this.queryParams = {};
      this.resetForm("queryForm");
      this.submitFormApi = func.api;
      const id = row.id || this.multipleSelection.map(item => item.id);
      if (this.selectApi) {
        this.selectApi(id).then(response => {
          const data = response.data;
          if (data && typeof data === "object") {
            this.form = data;
          }
          this.open = true;
        });
      } else {
        this.open = true;
      }
      this.title = func.label;
    },
    /** 删除按钮操作 */
    handleDelete(func, row) {
      const ids = row.id || this.multipleSelection.map(item => item.id);
      this.$confirm("是否确认" + func.label + '编号为"' + ids + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return func.api(ids);
      }).then(() => {
        this.getTableData();
        this.$emit("delete", ids);
        this.msgSuccess("删除成功");
      });
    },
    /** 导出按钮操作 */
    handleExport(func) {
      const queryParams = this.queryParams;
      this.$confirm("是否确认导出所有符合条件的数据项?", "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return func.api(queryParams);
      }).then(response => {
        this.download(response.data.file_url, response.data.name);
      });
    },
    /** 导入按钮操作 */
    handleImport() {
      this.upload.title = "导入";
      this.upload.open = true;
    }, /** 获取表单校验 */
    getFormRules() {
      const dict = {};
      this.fields.map(value => {
        if (value.form) {
          if (value.required) {
            dict[value.prop] = [{
              required: value.required,
              message: value.rules_message || value.label + "不能为空",
              trigger: value.trigger || "change"
            }];
            if (value.validator) {
              dict[value.prop][1] = {
                validator: value.validator,
                trigger: value.trigger || "change"
              };
            }
          }
        }
      });
      return dict;
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["ruleForm"].validate(valid => {
        if (valid) {
          if (this.form.id !== undefined) {
            this.submitFormApi(this.form).then(() => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getTableData();
              this.$emit("update", this.form);
            });
          } else {
            this.submitFormApi(this.form).then(() => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getTableData();
              this.$emit("add", this.form);
            });
          }
        }
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
    },
    close() {
      this.$refs["ruleForm"].resetFields();
      this.form = {};
    },
    // 获取操作的权限列表
    getOperationPermis() {
      let Permis = [];
      this.funcs.map(value => {
        if (["update", "delete", "select"].indexOf(value.type) !== -1) {
          Permis = Permis + value.permis;
        }
      });
      return Permis;
    },
    /** 下载模板操作 */
    importTemplate() {
      this.funcs.map(value => {
        if (value.type === "import") {
          this.importApi = value;
        }
      });
      this.importApi.template_api().then(response => {
        this.download(response.data.file_url, response.data.name);
      });
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      this.funcs.map(value => {
        if (value.type === "import") {
          this.importApi = value;
        }
      });
      this.upload.open = false;
      this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      // 是否更新已经存在的用户数据
      this.importApi.api({
        file_url: response.data.file_url,
        updateSupport: this.upload.updateSupport
      }).then(response => {
        this.$alert("导入成功！", "导入结果", { dangerouslyUseHTMLString: true });
        this.getTableData();
      });
    },
    // 提交上传文件
    submitFileForm() {
      this.$refs.upload.submit();
    }
  }
};
</script>

<style scoped>
  .picker {
    width: 240px;
  }

  .el-pagination {
    padding: 5px;
  }

  .right_pagination {
    text-align: right;
    padding-top: 20px;
  }
</style>
