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<template>
  <div>
    <el-dialog
      :title="`选择候选角色`"
      :visible.sync="show"
      width="65%"
      :destroy-on-close="true"
      :close-on-click-modal="false"
      :modal="false"
      :before-close="close">
      <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch">
        <el-form-item label="角色名称" prop="roleName">
          <el-input
            v-model="queryParams.roleName"
            placeholder="请输入角色名称"
            clearable
            style="width: 240px"
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
 
      <el-table ref="dataTable"  v-loading="loading" :data="roleList" @selection-change="handleMultipleRoleSelect">
        <el-table-column type="selection" width="50" align="center" />
        <el-table-column label="角色编号" prop="roleId" width="120" />
        <el-table-column label="角色名称" prop="roleName" :show-overflow-tooltip="true" width="150" />
        <el-table-column label="权限字符" prop="roleKey" :show-overflow-tooltip="true" width="150" />
        <el-table-column label="显示顺序" prop="roleSort" width="100" />
        <el-table-column label="创建时间" align="center" prop="createTime" width="180">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
      </el-table>
 
      <pagination
        v-show="total>0"
        :total="total"
        :page-sizes="[5,10]"
        layout="prev, pager, next"
        :page.sync="queryParams.pageNum"
        :limit.sync="queryParams.pageSize"
        @pagination="getList"
      />
 
      <span slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submit">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
 
<script>
import { listRole} from "@/api/system/role";
import {StrUtil} from "@/utils/StrUtil";
 
export default {
  name: "MyRole",
  dicts: ['sys_normal_disable'],
  // 接受父组件的值
  props: {
    show: {
      type: Boolean,
      required: true,
      default: true
    },
    // 回显数据传值
    selectValues: {
      type: Array,
      default: [],
      required: false
    }
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 角色表格数据
      roleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 5,
        roleName: undefined,
        roleKey: undefined,
        status: undefined
      },
      // 表单参数
      form: {},
      radioSelected: 0, // 单选框传值
      selectRoleList: [] // 回显数据传值
    };
  },
  watch: {
    selectValues: {
      deep: true,
      handler(newVal) {
        if (newVal && newVal.length > 0) {
          this.$nextTick(() => {
            this.$refs.dataTable.clearSelection();
            this.selectRoleList = []
            newVal.forEach(item => {
              this.roleList.forEach(role => {
                if (item.roleId === role.roleId) {
                  this.selectRoleList.push(role)
                  this.$refs.dataTable.toggleRowSelection(role)
                }
              })
            });
          })
        } else {
          this.selectRoleList = []
        }
      }
    },
    roleList: {
      deep: true,
      handler(newVal) {
        if (newVal && newVal.length > 0) {
          this.$nextTick(() => {
            this.$refs.dataTable.clearSelection();
            this.selectValues.forEach(item => {
              newVal.forEach(role => {
                if (item.roleId === role.roleId) {
                  this.$refs.dataTable.toggleRowSelection(role)
                }
              })
            });
          })
        }
      }
    }
  },
  mounted() {
    this.getList();
  },
  methods: {
    setChecked(val) {
      if (val && val.length > 0) {
        this.$nextTick(() => {
          this.$refs.dataTable.clearSelection();
          this.selectRoleList = val
          val.forEach(check => {
            this.roleList.forEach(item => {
              if (check.roleId === item.roleId) {
                this.$refs.dataTable.toggleRowSelection(item)
              }
            })
          })
        });
      } else {
        this.selectRoleList = []
      }
    },
    close() {
      this.$emit("close")
    },
    submit() {
      this.$emit("submit", this.selectRoleList)
    },
    /** 查询角色列表 */
    getList() {
      this.loading = true;
      listRole(this.queryParams).then(response => {
          this.roleList = response.rows;
          this.total = response.total;
          this.loading = false;
        }
      );
    },
    // 多选框选中数据
    handleMultipleRoleSelect(selection) {
      this.selectRoleList = selection
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.handleQuery();
    },
  }
};
</script>
<style scoped>
 
</style>