<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-position="left">
      <el-form-item :label="$t('menu.menuName')" prop="menuName">
        <el-input clearable 
          v-model="queryParams.menuName"
          :placeholder="$t('menu.menuName')"
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item :label="$t('common.status')" prop="status">
        <el-select clearable  v-model="queryParams.status" :placeholder="$t('common.status')" clearable size="small">
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">{{ $t('common.search') }}</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">{{ $t('common.reset') }}</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:menu:add']"
        >{{ $t('common.create') }}
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="menuList"
      row-key="menuId"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}" style="margin-top: 7px"
    >
      <el-table-column prop="menuName" :label="$t('menu.menuName')" :show-overflow-tooltip="true" min-width="140px"></el-table-column>
      <el-table-column prop="icon" :label="$t('menu.icon')" align="center" min-width="100px">
        <template slot-scope="scope">
          <svg-icon :icon-class="scope.row.icon"/>
        </template>
      </el-table-column>
      <el-table-column prop="orderNum" :label="$t('menu.sort')" min-width="60px"></el-table-column>
      <el-table-column prop="perms" :label="$t('menu.permissionId')" :show-overflow-tooltip="true" min-width="300px"></el-table-column>
      <el-table-column prop="component" :label="$t('menu.componentPath')" :show-overflow-tooltip="true" min-width="300px"></el-table-column>
      <el-table-column prop="status" :label="$t('common.status')" :formatter="statusFormat" min-width="80"></el-table-column>
      <el-table-column :label="$t('common.createDate')" align="center" prop="createTime" min-width="200px">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column :label="$t('common.operation')" align="center" class-name="small-padding fixed-width" min-width="200px">
        <template slot-scope="scope">
          <el-button size="mini"
                     type="text"
                     icon="el-icon-edit"
                     @click="handleUpdate(scope.row)"
                     v-hasPermi="['system:menu:edit']"
          >{{ $t('common.update') }}
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAdd(scope.row)"
            v-hasPermi="['system:menu:add']"
          >{{ $t('common.create') }}
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:menu:remove']"
          >{{ $t('common.delete') }}
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 添加或修改菜单对话框 -->
    <el-dialog :title="title" 
    :close-on-click-modal="false" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-row>
          <el-col :span="24">
            <el-form-item :label="$t('menu.superiorMenu')">
              <treeselect
                v-model="form.parentId"
                :options="menuOptions"
                :normalizer="normalizer"
                :show-count="true"
                :placeholder="$t('menu.superiorMenu')"
              />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item :label="$t('menu.menuType')" prop="menuType">
              <el-radio-group v-model="form.menuType">
                <el-radio label="M">{{ $t('menu.catalogue') }}</el-radio>
                <el-radio label="C">{{ $t('menu.menu') }}</el-radio>
                <el-radio label="F">{{ $t('menu.button') }}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item v-if="form.menuType != 'F'" :label="$t('menu.icon')">
              <el-popover
                placement="bottom-start"
                width="460"
                trigger="click"
                @show="$refs['iconSelect'].reset()"
              >
                <IconSelect ref="iconSelect" @selected="selected"/>
                <el-input clearable  slot="reference" v-model="form.icon" :placeholder="$t('menu.chooseIcon')" readonly>
                  <svg-icon
                    v-if="form.icon"
                    slot="prefix"
                    :icon-class="form.icon"
                    class="el-input__icon"
                    style="height: 32px;width: 16px;"
                  />
                  <i v-else slot="prefix" class="el-icon-search el-input__icon"/>
                </el-input>
              </el-popover>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item :label="$t('menu.menuName')" prop="menuName">
              <el-input clearable  v-model="form.menuName" :placeholder="$t('menu.menuName')"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item :label="$t('dict.dictSort')" prop="orderNum">
              <el-input-number v-model="form.orderNum" controls-position="right" :min="0"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'F'" :label="$t('menu.externalChain')">
              <el-radio-group v-model="form.isFrame">
                <el-radio label="0">{{ $t('common.yes') }}</el-radio>
                <el-radio label="1">{{ $t('common.no') }}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'F'" :label="$t('menu.routingAddress')" prop="path">
              <el-input clearable  v-model="form.path" :placeholder="$t('menu.routingAddress')"/>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType == 'C'">
            <el-form-item :label="$t('menu.componentPath')" prop="component">
              <el-input clearable  v-model="form.component" :placeholder="$t('menu.componentPath')"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'M'" :label="$t('menu.permissionId')">
              <el-input clearable  v-model="form.perms" :placeholder="$t('menu.permissionId')" maxlength="50"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'F'" :label="$t('common.status')">
              <el-radio-group v-model="form.visible">
                <el-radio
                  v-for="dict in visibleOptions"
                  :key="dict.dictValue"
                  :label="dict.dictValue"
                >{{ dict.dictLabel }}
                </el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'F'" :label="$t('common.status')">
              <el-radio-group v-model="form.status">
                <el-radio
                  v-for="dict in statusOptions"
                  :key="dict.dictValue"
                  :label="dict.dictValue"
                >{{ dict.dictLabel }}
                </el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType == 'C'" :label="$t('menu.isCache')">
              <el-radio-group v-model="form.isCache">
                <el-radio label="0">{{ $t('menu.cache') }}</el-radio>
                <el-radio label="1">{{ $t('menu.noCache') }}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">{{ $t('common.confirm') }}</el-button>
        <el-button @click="cancel">{{ $t('common.cancel') }}</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {listMenu, getMenu, delMenu, addMenu, updateMenu} from "@/api/system/menu";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";

export default {
  name: "Menu",
  components: {Treeselect, IconSelect},
  data() {
    return {
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 菜单表格树数据
      menuList: [],
      // 菜单树选项
      menuOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 显示状态数据字典
      visibleOptions: [],
      // 菜单状态数据字典
      statusOptions: [],
      // 查询参数
      queryParams: {
        menuName: undefined,
        visible: undefined
      },
      // 表单参数
      form: {},
    };
  },
  // 校验放在 computed 才能使用国际化替换
  computed: {
    rules() {
      return {
        menuName: [
          {required: true, message: this.$t('menu.menuNameNotEmpty'), trigger: "blur"}
        ],
        orderNum: [
          {required: true, message: this.$t('menu.sortNotEmpty'), trigger: "blur"}
        ],
        path: [
          {required: true, message: this.$t('menu.routingAddressNotEmpty'), trigger: "blur"}
        ]
      }
    },
  },
  created() {
    this.getList();
    this.getDicts("sys_show_hide").then(response => {
      this.visibleOptions = response.data;
    });
    this.getDicts("sys_normal_disable").then(response => {
      this.statusOptions = response.data;
    });
  },
  methods: {
    // 选择图标
    selected(name) {
      this.form.icon = name;
    },
    /** 查询菜单列表 */
    getList() {
      this.loading = true;
      listMenu(this.queryParams).then(response => {
        this.menuList = this.handleTree(response.data, "menuId");
        this.loading = false;
      });
    },
    /** 转换菜单数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.menuId,
        label: node.menuName,
        children: node.children
      };
    },
    /** 查询菜单下拉树结构 */
    getTreeselect() {
      listMenu().then(response => {
        this.menuOptions = [];
        const menu = {menuId: 0, menuName: this.$t("menu.mainMenu"), children: []};
        menu.children = this.handleTree(response.data, "menuId");
        this.menuOptions.push(menu);
      });
    },
    // 显示状态字典翻译
    visibleFormat(row, column) {
      if (row.menuType == "F") {
        return "";
      }
      return this.selectDictLabel(this.visibleOptions, row.visible);
    },
    // 菜单状态字典翻译
    statusFormat(row, column) {
      if (row.menuType == "F") {
        return "";
      }
      return this.selectDictLabel(this.statusOptions, row.status);
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        menuId: undefined,
        parentId: 0,
        menuName: undefined,
        icon: undefined,
        menuType: "M",
        orderNum: undefined,
        isFrame: "1",
        isCache: "0",
        visible: "0",
        status: "0"
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      this.getTreeselect();
      if (row != null && row.menuId) {
        this.form.parentId = row.menuId;
      } else {
        this.form.parentId = 0;
      }
      this.open = true;
      this.title = this.$t("menu.createMenu");
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      this.getTreeselect();
      getMenu(row.menuId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = this.$t("menu.updateMenu");
      });
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.menuId != undefined) {
            updateMenu(this.form).then(response => {
              this.msgSuccess(this.$t("common.updateSuccess"));
              this.open = false;
              this.getList();
            });
          } else {
            addMenu(this.form).then(response => {
              this.msgSuccess(this.$t("common.createSuccess"));
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$confirm('是否确认删除姓名为"' + row.menuName + '"的数据项?', this.$t("common.warning"), {
        confirmButtonText: this.$t("common.confirm"),
        cancelButtonText: this.$t("common.cancel"),
        type: "warning"
      }).then(function () {
        return delMenu(row.menuId);
      }).then(() => {
        this.getList();
        this.msgSuccess(this.$t("common.deleteSuccess"));
      })
    }
  }
};
</script>
<style scoped>
/* .tanchuang{
  width:1000px
} */
</style>
<style scoped>
.el-form-item {
  margin-bottom: 0px;
}
</style>
