<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="商户" prop="merchantId" v-if="!userId">
        <el-select v-model="queryParams.merchantId" placeholder="请选择商户" clearable @change="handleMerchantChange">
          <el-option
            v-for="item in merchantOptions"
            :key="item.userId"
            :label="item.realName ? item.userName + '--' + item.realName : item.userName"
            :value="item.userId"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="房间" prop="roomId">
        <el-select v-model="queryParams.roomId" placeholder="请选择房间" clearable @change="handleQuery">
          <el-option
            v-for="item in roomOptions"
            :key="item.roomId"
            :label="item.roomName"
            :value="item.roomId"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="收费模式" prop="mode">
        <el-select v-model="queryParams.mode" placeholder="请选择收费模式" clearable @change="handleQuery">
          <el-option
            v-for="dict in dict.type.ss_fee_rule_mode"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </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-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:rule:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:rule:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:rule:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:rule:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList" :columns="columns"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="ruleList" @selection-change="handleSelectionChange" :default-sort="defaultSort"  @sort-change="onSortChange">
      <el-table-column type="selection" width="55" align="center" />
      <template v-for="column of showColumns">
        <el-table-column
            :key="column.key"
            :label="column.label"
            :prop="column.key"
            :align="column.align"
            :min-width="column.minWidth"
            :sort-orders="orderSorts"
            :sortable="column.sortable"
            :show-overflow-tooltip="column.overflow"
            :width="column.width"
        >
          <template slot-scope="d">
            <template v-if="column.key === 'ruleId'">
              {{d.row[column.key]}}
            </template>
            <template v-else-if="column.key === 'mode'">
              <dict-tag :options="dict.type.ss_fee_rule_mode" :value="d.row[column.key]"/>
            </template>
            <template v-else>
              {{d.row[column.key]}}
            </template>
          </template>
        </el-table-column>
      </template>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:rule:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:rule:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改收费模板对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="商户" prop="merchantId">
          <el-select v-model="form.merchantId" placeholder="请选择商户" clearable @change="handleMerchantChangeInForm">
            <el-option
              v-for="item in merchantOptions"
              :key="item.userId"
              :label="item.realName ? item.userName + '--' + item.realName : item.userName"
              :value="item.userId"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="房间" prop="roomId">
          <el-select v-model="form.roomId" placeholder="请选择房间" clearable>
            <el-option
              v-for="item in roomOptions"
              :key="item.roomId"
              :label="item.roomName"
              :value="item.roomId"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="收费模式" prop="mode">
          <el-select v-model="form.mode" placeholder="请选择收费模式">
            <el-option
              v-for="dict in dict.type.ss_fee_rule_mode"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item v-if="form.mode === '2'" label="小时" prop="hours">
          <el-input v-model="form.hours" placeholder="请输入小时" />
        </el-form-item>
        <el-form-item label="售价" prop="price">
          <el-input v-model="form.price" placeholder="请输入售价" />
        </el-form-item>
        <el-form-item label="说明" prop="explain">
          <el-input v-model="form.explain" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listRule, getRule, delRule, addRule, updateRule } from "@/api/system/rule";
import { $showColumns } from '@/utils/mixins';
import {listRoom} from "@/api/system/room";
import {listUser} from "@/api/user/user";

// 默认排序字段
const defaultSort = {
  prop: "createTime",
  order: "descending"
}

export default {
  name: "Rule",
  mixins: [$showColumns],
  dicts: ['ss_fee_rule_mode'],
  props: ['userId'],
  data() {
    return {
      // 字段列表
      columns: [
        {key: 'ruleId', visible: true, label: 'id', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'merchantName', visible: true, label: '商户', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'realName', visible: true, label: '商户名', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'roomName', visible: true, label: '房间', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'mode', visible: true, label: '收费模式', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'hours', visible: true, label: '小时', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'price', visible: true, label: '售价', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
        {key: 'explain', visible: true, label: '说明', minWidth: null, sortable: true, overflow: false, align: 'center', width: null},
      ],
      // 排序方式
      orderSorts: ['ascending', 'descending', null],
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      roomOptions: [],
      merchantOptions: [],
      // 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,
      // 收费模板表格数据
      ruleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      defaultSort,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 20,
        orderByColumn: defaultSort.prop,
        isAsc: defaultSort.order,
        mode: null,
        hours: null,
        price: null,
        explain: null,
        merchantId: null,
        roomId: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        merchantId: [
          { required: true, message: "商户不能为空", trigger: "change" }
        ],
        roomId: [
          { required: true, message: "房间不能为空", trigger: "change" }
        ],
        mode: [
          { required: true, message: "收费模式不能为空", trigger: "change" }
        ],
        price: [
          { required: true, message: "售价不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
  
    this.getMerchantList();
  },
  methods: {
    getMerchantList() {
      let params = {
    pageNum: 1,
    pageSize: 999,
    userType: '01'
  }
  if(this.userId) {
    params.userId = this.userId
  }
  listUser(params).then(response => {
    this.merchantOptions = response.rows;
    if(this.userId) {
      // 在merchantOptions中查找匹配userId的商户
      const merchant = this.merchantOptions.find(item => item.userId === this.userId);
      if(merchant) {
        this.queryParams.merchantId = merchant.userId;
        // 获取该商户的房间列表
        this.getList();
        this.getRoomList(merchant.userId);
      }
    }
  });
    },
    getRoomList(merchantId) {
      const params = {
        pageNum: 1,
        pageSize: 999
      };
      if (merchantId) {
        params.merchantId = merchantId;
      }
      listRoom(params).then(response => {
        this.roomOptions = response.rows;
        
      });
    },
    // 商户选择改变时触发(搜索表单)
    handleMerchantChange(merchantId) {
      this.queryParams.roomId = null; // 清空房间选择
      this.getRoomList(merchantId);
      this.handleQuery();
    },
    // 商户选择改变时触发(编辑表单)
    handleMerchantChangeInForm(merchantId) {
      this.form.roomId = null; // 清空房间选择
      this.getRoomList(merchantId);
    },
    /** 当排序按钮被点击时触发 **/
    onSortChange(column) {
      if (column.order == null) {
        this.queryParams.orderByColumn = defaultSort.prop;
        this.queryParams.isAsc = defaultSort.order;
      } else {
        this.queryParams.orderByColumn = column.prop;
        this.queryParams.isAsc = column.order;
      }
      this.getList();
    },
    /** 查询收费模板列表 */
    getList() {
      this.loading = true;
      listRule(this.queryParams).then(response => {
        this.ruleList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        ruleId: null,
        mode: '1',
        hours: null,
        price: null,
        explain: null,
        delFlag: null,
        merchantId: null,
        roomId: null,
        createBy: null,
        createTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.roomOptions = []; // 清空房间选项
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.ruleId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加收费模板";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const ruleId = row.ruleId || this.ids
      getRule(ruleId).then(response => {
        this.form = response.data;
        // 获取对应商户的房间列表
        this.getRoomList(this.form.merchantId);
        this.open = true;
        this.title = "修改收费模板";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.ruleId != null) {
            updateRule(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addRule(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ruleIds = row.ruleId || this.ids;
      this.$modal.confirm('是否确认删除收费模板编号为"' + ruleIds + '"的数据项？').then(function() {
        return delRule(ruleIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/rule/export', {
        ...this.queryParams
      }, `rule_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>