<template>
  <div>
    <back-box>
      <template slot="title">
        <span>发卡记录</span>
      </template>
    </back-box>

    <div class="page-content">
      <div class="answer-header">
        <div class="sel-box" v-if="role == 'ROLE_XUEXIAO'">
          <el-cascader
            @change="(page = 1), _QueryData(1)"
            size="small"
            class="sel"
            clearable
            placeholder="选择班级"
            v-model="query.classId"
            :options="gradeList"
            :props="props"
            :show-all-levels="false"
          ></el-cascader>
          <el-input
            placeholder="请输入学生姓名"
            v-model="query.studentName"
            class="input-with-select"
            @keyup.enter.native="(page = 1), _QueryData(2)"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="(page = 1), _QueryData(2)"
            ></el-button>
          </el-input>
          <el-input
            placeholder="请输入学生学号"
            v-model="query.studentCode"
            class="input-with-select"
            @keyup.enter.native="(page = 1), _QueryData(3)"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="(page = 1), _QueryData(3)"
            ></el-button>
          </el-input>
          <el-button type="primary" round @click="(page = 1), _QueryData(4)"
            >筛选</el-button
          >
        </div>
        <div class="sel-box" v-if="role == 'ROLE_JITUAN'">
          <el-select
            class="sel2"
            v-model="schoolId"
            placeholder="选择学校"
            @change="(page = 1), _QueryData(true)"
          >
            <el-option
              v-for="item in schoolList"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            >
            </el-option>
          </el-select>
        </div>
      </div>
      <el-empty
        :image-size="100"
        v-if="!tableData.length && !loading"
        description="暂无数据"
      ></el-empty>
      <div v-else class="table-box" v-loading="loading">
        <el-table :data="tableData" border style="width: 100%">
          <el-table-column
            align="center"
            label="答题器编码"
            prop="clickerSn"
          ></el-table-column>
          <el-table-column align="center" label="年级">
            <template slot-scope="scope">
              <span>{{ scope.row.classList[0]?.gradeName }}</span>
            </template>
          </el-table-column>
          <el-table-column align="center" label="班级">
            <template slot-scope="scope">
              <span
                v-for="(item, index) in scope.row.classList"
                :key="item.classCode"
                >{{ (index == 0 ? "" : "、") + item.className }}</span
              >
            </template>
          </el-table-column>
          <el-table-column
            align="center"
            label="学生姓名"
            prop="studentName"
          ></el-table-column>
          <el-table-column
            align="center"
            label="学号"
            prop="studentCode"
          ></el-table-column>
          <el-table-column align="center" label="类型">
            <template slot-scope="scope">
              {{ scope.row.operationType == 0 ? "发卡" : "补卡" }}
            </template></el-table-column
          >
          <el-table-column align="center" label="描述">
            <template slot-scope="scope">
              {{
                scope.row.operationType == 0
                  ? "--"
                  : scope.row.reason == 0
                  ? "丢失"
                  : "损坏"
              }}
            </template></el-table-column
          >
          <el-table-column
            align="center"
            label="操作时间"
            prop="modifiedTime"
          ></el-table-column>
        </el-table>
        <div class="pagination-box">
          <el-pagination
            small=""
            layout="total,prev, pager, next"
            :hide-on-single-page="true"
            :total="total"
            @current-change="changePage"
            :current-page="page"
            :page-size="size"
          >
          </el-pagination>
        </div>
      </div>
      <p class="down" v-if="tableData.length">
        <el-button
          type="primary"
          plain
          round
          icon="fa fa-cloud-download"
          @click="downExl"
          >导出报表</el-button
        >
      </p>
    </div>
  </div>
</template>

<script>
import { downloadFile, formatDate } from "utils";
export default {
  data() {
    return {
      role: "",
      loading: false,
      props: { multiple: false },
      query: {
        classId: "",
        studentName: "",
        studentCode: "",
      },
      schoolId: "",
      schoolList: [],
      gradeList: [],
      tableData: [],
      page: 1,
      size: 20,
      total: 0,
    };
  },
  async created() {
    this.role =
      this.$store.getters.info.showRole ||
      this.$store.getters.info.permissions[0].role;
    this.loading = true;
    if (this.role == "ROLE_XUEXIAO") {
      this._QueryGradeList();
    } else if (this.role == "ROLE_JITUAN") {
      await this._QuerySchool();
    }

    this._QueryData();
  },
  methods: {
    // 查找班级
    async _QueryGradeList() {
      this.loading = true;
      const { data, status, info } = await this.$request.gradeList();
      console.log(status);
      if (status === 0) {
        if (!!data.list) {
          this.gradeList =
            data.list?.map((item) => {
              let gradeList = {
                value: item.grade,
                label: item.gradeName,
              };
              gradeList.children =
                item.classList?.map((items) => {
                  return {
                    value: items.id,
                    label: items.className,
                  };
                }) || [];
              return gradeList;
            }) || [];
        }
      } else {
        this.$message.error(info);
      }
    },
    changePage(page) {
      this.page = page;
      this._QueryData(4);
    },
    async _QuerySchool() {
      const { data, status, info } = await this.$request.schoolList();
      if (status === 0) {
        this.schoolList =
          data.list?.map((item) => {
            return {
              label: item.schoolName,
              value: item.id,
            };
          }) || [];
        this.schoolId = (this.schoolList && this.schoolList[0].value) || "";
      } else {
        this.$message.error(info);
      }
    },
    async _QueryData(type) {
      let query = {};
      if (this.role == "ROLE_XUEXIAO") {
        query.gradeName = this.query.gradeName;
        if (type == 1) {
          query.classId = this.query.classId[1] ? this.query.classId[1] : "";
          this.query.studentCode = "";
          this.query.studentName = "";
        } else if (type == 2) {
          query.studentName = this.query.studentName;
          this.query.classId = "";
          this.query.studentCode = "";
        } else if (type == 3) {
          query.studentCode = this.query.studentCode;
          this.query.classId = "";
          this.query.studentName = "";
        } else {
          query = { ...this.query };
          query.classId = this.query.classId[1] ? this.query.classId[1] : "";
        }
      } else if (this.role == "ROLE_JITUAN") {
        query.schoolId = this.schoolId;
      }
      this.loading = true;
      const { data, status, info } = await this.$request.cardList({
        ...query,
        page: this.page,
        size: 20,
      });
      this.loading = false;
      console.log(status);
      if (status === 0) {
        this.tableData = data.list || [];
        this.total = data.count;
      } else {
        this.$message.error(info);
      }
    },
    async downExl() {
      //报表导出
      if (this.exportLoading == true) return;
      this.exportLoading = true;
      const data = await this.$request.exportClickersLog();
      this.exportLoading = false;
      if (data && !data.code) {
        let blob = new Blob([data], {
          type: "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
        });
        let date = formatDate(new Date().getTime(), "yyyy-MM-dd");
        let name = `发卡记录_${date}.xlsx`;
        downloadFile(name, blob);
      } else {
        this.$message.error(data.info);
      }
    },
  },
};
</script>

<style lang="scss" scoped>
.table-box {
  padding: 0 20px;
}
.down {
  padding: 16px 20px;
}
.answer-header .sel-box .sel2 {
  width: 300px;
}
</style>