<template>
  <el-form size="small">
    <el-form-item>
      <el-radio v-model="radioValue" :label="1">
        周，允许的通配符[, - * ? / L #]
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio v-model="radioValue" :label="2"> 不指定 </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio v-model="radioValue" :label="3">
        周期从星期
        <el-select v-model="cycle01" clearable>
          <el-option
            v-for="(item, index) of weekList"
            :key="index"
            :label="item.value"
            :value="item.key"
            :disabled="item.key === 1"
            >{{ item.value }}</el-option
          >
        </el-select>
        -
        <el-select v-model="cycle02" clearable>
          <el-option
            v-for="(item, index) of weekList"
            :key="index"
            :label="item.value"
            :value="item.key"
            :disabled="item.key < cycle01 && item.key !== 1"
            >{{ item.value }}</el-option
          >
        </el-select>
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio v-model="radioValue" :label="4">
        第
        <el-input-number v-model="average01" :min="1" :max="4" /> 周的星期
        <el-select v-model="average02" clearable>
          <el-option
            v-for="(item, index) of weekList"
            :key="index"
            :label="item.value"
            :value="item.key"
            >{{ item.value }}</el-option
          >
        </el-select>
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio v-model="radioValue" :label="5">
        本月最后一个星期
        <el-select v-model="weekday" clearable>
          <el-option
            v-for="(item, index) of weekList"
            :key="index"
            :label="item.value"
            :value="item.key"
            >{{ item.value }}</el-option
          >
        </el-select>
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio v-model="radioValue" :label="6">
        指定
        <el-select
          v-model="checkboxList"
          clearable
          placeholder="可多选"
          multiple
          style="width: 100%"
        >
          <el-option
            v-for="(item, index) of weekList"
            :key="index"
            :label="item.value"
            :value="String(item.key)"
            >{{ item.value }}</el-option
          >
        </el-select>
      </el-radio>
    </el-form-item>
  </el-form>
</template>

<script>
export default {
  name: 'CrontabWeek',
  props: ['check', 'cron'],
  data() {
    return {
      radioValue: 2,
      weekday: 2,
      cycle01: 2,
      cycle02: 3,
      average01: 1,
      average02: 2,
      checkboxList: [],
      weekList: [
        {
          key: 2,
          value: '星期一'
        },
        {
          key: 3,
          value: '星期二'
        },
        {
          key: 4,
          value: '星期三'
        },
        {
          key: 5,
          value: '星期四'
        },
        {
          key: 6,
          value: '星期五'
        },
        {
          key: 7,
          value: '星期六'
        },
        {
          key: 1,
          value: '星期日'
        }
      ],
      checkNum: this.$options.propsData.check
    };
  },
  computed: {
    // 计算两个周期值
    cycleTotal: function () {
      // eslint-disable-next-line
      this.cycle01 = this.checkNum(this.cycle01, 1, 7);
      // eslint-disable-next-line
      this.cycle02 = this.checkNum(this.cycle02, 1, 7);
      return this.cycle01 + '-' + this.cycle02;
    },
    // 计算平均用到的值
    averageTotal: function () {
      // eslint-disable-next-line
      this.average01 = this.checkNum(this.average01, 1, 4);
      // eslint-disable-next-line
      this.average02 = this.checkNum(this.average02, 1, 7);
      return this.average02 + '#' + this.average01;
    },
    // 最近的工作日（格式）
    weekdayCheck: function () {
      // eslint-disable-next-line
      this.weekday = this.checkNum(this.weekday, 1, 7);
      return this.weekday;
    },
    // 计算勾选的checkbox值合集
    checkboxString: function () {
      const str = this.checkboxList.join();
      return str == '' ? '*' : str;
    }
  },
  watch: {
    radioValue: 'radioChange',
    cycleTotal: 'cycleChange',
    averageTotal: 'averageChange',
    weekdayCheck: 'weekdayChange',
    checkboxString: 'checkboxChange'
  },
  methods: {
    // 单选按钮值变化时
    radioChange() {
      if (this.radioValue !== 2 && this.cron.day !== '?') {
        this.$emit('update', 'day', '?', 'week');
      }
      switch (this.radioValue) {
        case 1:
          this.$emit('update', 'week', '*');
          break;
        case 2:
          this.$emit('update', 'week', '?');
          break;
        case 3:
          this.$emit('update', 'week', this.cycleTotal);
          break;
        case 4:
          this.$emit('update', 'week', this.averageTotal);
          break;
        case 5:
          this.$emit('update', 'week', this.weekdayCheck + 'L');
          break;
        case 6:
          this.$emit('update', 'week', this.checkboxString);
          break;
      }
    },

    // 周期两个值变化时
    cycleChange() {
      if (this.radioValue == '3') {
        this.$emit('update', 'week', this.cycleTotal);
      }
    },
    // 平均两个值变化时
    averageChange() {
      if (this.radioValue == '4') {
        this.$emit('update', 'week', this.averageTotal);
      }
    },
    // 最近工作日值变化时
    weekdayChange() {
      if (this.radioValue == '5') {
        this.$emit('update', 'week', this.weekday + 'L');
      }
    },
    // checkbox值变化时
    checkboxChange() {
      if (this.radioValue == '6') {
        this.$emit('update', 'week', this.checkboxString);
      }
    }
  }
};
</script>
