<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="90px">

      <el-form-item label="营期名称" prop="periodName">
        <el-input
          v-model="queryParams.periodName"
          placeholder="请输入营期名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="营期线" prop="periodStartingTime">
        <el-date-picker clearable size="small"
          v-model="queryParams.periodStartingTime"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="选择营期线">
        </el-date-picker>
      </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="warning"
          plain
          icon="el-icon-download"
          size="mini"
          :loading="exportLoading"
          @click="handleExport"
          v-hasPermi="['course:userWatchStatistics:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table border v-loading="loading" :data="userWatchStatisticsList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="营期名称" align="center" prop="periodName" />
      <el-table-column label="营期线" align="center" prop="periodStartingTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.periodStartingTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="新增会员" align="center" prop="newUserNum" />
      <el-table-column label="会员数量" align="center" prop="userNum" />
      <el-table-column label="观看人数" align="center" prop="watchNum" />
      <el-table-column label="完播人数" align="center" prop="completeWatchNum" />
      <el-table-column label="完播率" align="center" prop="completeWatchRate" />

    </el-table>

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

    <!-- 添加或修改会员看课统计-按营期统计对话框 -->
    <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="营期id" prop="periodId">
          <el-input v-model="form.periodId" placeholder="请输入营期id" />
        </el-form-item>
        <el-form-item label="营期名称" prop="periodName">
          <el-input v-model="form.periodName" placeholder="请输入营期名称" />
        </el-form-item>
        <el-form-item label="营期开始日期" prop="periodStartingTime">
          <el-date-picker clearable size="small"
            v-model="form.periodStartingTime"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="选择营期开始日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="新增会员数量" prop="newUserNum">
          <el-input v-model="form.newUserNum" placeholder="请输入新增会员数量" />
        </el-form-item>
        <el-form-item label="会员数量" prop="userNum">
          <el-input v-model="form.userNum" placeholder="请输入会员数量" />
        </el-form-item>
        <el-form-item label="观看人数" prop="watchNum">
          <el-input v-model="form.watchNum" placeholder="请输入观看人数" />
        </el-form-item>
        <el-form-item label="完播人数" prop="completeWatchNum">
          <el-input v-model="form.completeWatchNum" placeholder="请输入完播人数" />
        </el-form-item>
        <el-form-item label="完播率" prop="completeWatchRate">
          <el-input v-model="form.completeWatchRate" placeholder="请输入完播率" />
        </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 { listUserWatchStatistics, getUserWatchStatistics, delUserWatchStatistics, addUserWatchStatistics, updateUserWatchStatistics, exportUserWatchStatistics } from "@/api/course/userWatchStatistics";

export default {
  name: "UserWatchStatistics",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 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,
      // 会员看课统计-按营期统计表格数据
      userWatchStatisticsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        periodId: null,
        periodName: null,
        periodStartingTime: null,
        newUserNum: null,
        userNum: null,
        watchNum: null,
        completeWatchNum: null,
        completeWatchRate: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询会员看课统计-按营期统计列表 */
    getList() {
      this.loading = true;
      listUserWatchStatistics(this.queryParams).then(response => {
        this.userWatchStatisticsList = 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 = {
        id: null,
        periodId: null,
        periodName: null,
        periodStartingTime: null,
        newUserNum: null,
        userNum: null,
        watchNum: null,
        completeWatchNum: null,
        completeWatchRate: 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.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加会员看课统计-按营期统计";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getUserWatchStatistics(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改会员看课统计-按营期统计";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateUserWatchStatistics(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addUserWatchStatistics(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除会员看课统计-按营期统计编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delUserWatchStatistics(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出当前数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(() => {
          this.exportLoading = true;
          return exportUserWatchStatistics(queryParams);
        }).then(response => {
          this.download(response.msg);
          this.exportLoading = false;
        }).catch(() => {});
    }
  }
};
</script>
