<template>
  <div class="v3c">
    <ul class="v3c-tab">
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 1 }" @click="onHandleTab(1)">秒
      </li>
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 2 }" @click="onHandleTab(2)">分</li>
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 3 }" @click="onHandleTab(3)">时</li>
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 4 }" @click="onHandleTab(4)">天</li>
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 5 }" @click="onHandleTab(5)">月</li>
      <li class="v3c-tab-item" :class="{ 'v3c-active': tabActive == 6 }" @click="onHandleTab(6)">年</li>
    </ul>
    <!-- 秒 -->
    <div class="v3c-content" v-show="tabActive == 1">
      <!-- 每一秒 -->
      <div>
        <el-radio label="1" v-model="state.second.cronEvery">每一秒钟</el-radio>
      </div>
      <!-- 每隔多久 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.second.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.second.incrementIncrement" :min="1" :max="60" controls-position="right" />
        <span class="ml-5 mr-5">秒执行， 从</span>
        <el-input-number v-model="state.second.incrementStart" :min="0" :max="59" controls-position="right" />
        <span>秒开始</span>
      </div>
      <!-- 具体秒数 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.second.cronEvery">具体秒数(可多选)</el-radio>
        <el-select v-model="state.second.specificSpecific" multiple clearable style="width: 140px">
          <el-option v-for="(item, index) in 60" :key="index" :label="index" :value="index" />
        </el-select>
      </div>
      <!-- 周期从 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.second.cronEvery">周期从</el-radio>
        <el-input-number v-model="state.second.rangeStart" :min="0" :max="59" controls-position="right" />
        <sapn>秒</sapn><span class="ml-10 mr-5">到</span>
        <el-input-number v-model="state.second.rangeEnd" :min="0" :max="59" controls-position="right" />
        <sapn>秒</sapn>
      </div>
    </div>
    <!-- 分钟 -->
    <div class="v3c-content" v-show="tabActive == 2">
      <!-- 每一分钟 -->
      <div>
        <el-radio label="1" v-model="state.minute.cronEvery">每一分钟</el-radio>
      </div>
      <!-- 每隔多久 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.minute.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.minute.incrementIncrement" :min="1" :max="60" controls-position="right" />
        <span class="ml-5 mr-5">分执行，从</span>
        <el-input-number v-model="state.minute.incrementStart" :min="0" :max="59" controls-position="right" />
        <span>分开始</span>
      </div>
      <!-- 具体分钟数 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.minute.cronEvery">具体分钟数(可多选)</el-radio>
        <el-select v-model="state.minute.specificSpecific" multiple clearable style="width: 140px">
          <el-option v-for="(item, index) in 60" :key="index" :label="index" :value="index" />
        </el-select>
      </div>
      <!-- 周期从 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.minute.cronEvery">周期从</el-radio>
        <el-input-number v-model="state.minute.rangeStart" :min="0" :max="59" controls-position="right" />
        <span>分</span><span class="ml-10 mr-5">到</span>
        <el-input-number v-model="state.minute.rangeEnd" :min="0" :max="59" controls-position="right" />
        <span>分</span>
      </div>
    </div>
    <!-- 小时 -->
    <div class="v3c-content" v-show="tabActive == 3">
      <!-- 每一小时 -->
      <div>
        <el-radio label="1" v-model="state.hour.cronEvery">每一小时</el-radio>
      </div>
      <!-- 每隔多久 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.hour.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.hour.incrementIncrement" :min="1" :max="24" controls-position="right" />
        <span class="ml-5 mr-5">小时执行，从</span>
        <el-input-number v-model="state.hour.incrementStart" :min="0" :max="23" controls-position="right" />
        <span>小时开始</span>
      </div>
      <!-- 具体小时数 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.hour.cronEvery">具体小时数(可多选)</el-radio>
        <el-select v-model="state.hour.specificSpecific" multiple clearable style="width: 140px">
          <el-option v-for="(item, index) in 24" :key="index" :label="index" :value="index" />
        </el-select>
      </div>
      <!-- 周期从 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.hour.cronEvery">周期从</el-radio>
        <el-input-number v-model="state.hour.rangeStart" :min="0" :max="23" controls-position="right" />
        <span>时</span><span class="ml-10 mr-5">到</span>
        <el-input-number v-model="state.hour.rangeEnd" :min="0" :max="23" controls-position="right" />
        <span>时</span>
      </div>
    </div>
    <!-- 天 -->
    <div class="v3c-content" v-show="tabActive == 4">
      <!-- 1 -->
      <div>
        <el-radio label="1" v-model="state.day.cronEvery">每一天</el-radio>
      </div>
      <!-- 2 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.day.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.week.incrementIncrement" :min="1" :max="60" controls-position="right" />
        <span class="ml-5 mr-5">周执行，从</span>
        <el-input-number v-model="state.week.incrementStart" :min="1" :max="52" controls-position="right" />
        <span>周开始</span>
      </div>
      <!-- 3 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.day.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.day.incrementIncrement" :min="1" :max="30" controls-position="right" />
        <span class="ml-5 mr-5">天执行，从</span>
        <el-input-number v-model="state.day.incrementStart" :min="1" :max="30" controls-position="right" />
        <span>天开始</span>
      </div>
      <!-- 4 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.day.cronEvery">具体星期几(可多选)</el-radio>
        <el-select v-model="state.week.specificSpecific" multiple clearable style="width: 140px">
          <el-option v-for="(item, index) in weekList" :key="index" :label="item.name" :value="item.value" />
        </el-select>
      </div>
      <!-- 5 -->
      <div class="mt-15">
        <el-radio label="5" v-model="state.day.cronEvery">具体天数(可多选)</el-radio>
        <el-select v-model="state.day.specificSpecific" multiple clearable style="width: 140px">
          <el-option v-for="(item, index) in 31" :key="index" :label="item" :value="item" />
        </el-select>
      </div>
      <!-- 6 -->
      <!-- <div class="mt-15">
        <el-radio label="6" v-model="state.day.cronEvery">在这个月的最后一天</el-radio>
      </div> -->
      <!-- 7 -->
      <!-- <div class="mt-15">
        <el-radio label="7" v-model="state.day.cronEvery">在这个月的最后一个工作日</el-radio>
      </div> -->
      <!-- 8 -->
      <!-- <div class="mt-15">
        <el-radio label="8" v-model="state.day.cronEvery">在这个月的最后一个</el-radio>
        <el-select v-model="state.day.cronLastSpecificDomDay" style="width: 140px">
          <el-option v-for="(item, index) in weekList" :key="index" :label="item.name" :value="item.val" />
        </el-select>
      </div> -->
      <!-- 9 -->
      <!-- <div class="mt-15">
          <el-radio label="9" v-model="state.day.cronEvery">{{ }}</el-radio>
          <el-input-number v-model="state.day.cronDaysBeforeEomMinus" :min="1" :max="31" controls-position="right" />
          <span>在本月底前</span>
      </div> -->
      <!-- 10 -->
      <!-- <div class="mt-15">
        <el-radio label="10" v-model="state.day.cronEvery">最近的工作日（周一至周五）至本月</el-radio>
        <el-input-number v-model="state.day.cronDaysNearestWeekday" :min="1" :max="31" controls-position="right" />
        <span>日</span>
      </div> -->
      <!-- 11 -->
      <!-- <div class="mt-15">
        <el-radio label="11" v-model="state.day.cronEvery">在这个月的第</el-radio>
        <el-input-number v-model="state.week.cronNthDayNth" :min="1" :max="5" controls-position="right" />
        <span>个</span>
        <el-select v-model="state.week.cronNthDayDay" style="width: 140px">
          <el-option v-for="(item, index) in weekList" :key="index" :label="item.name" :value="item.val" />
        </el-select>
      </div> -->
    </div>
    <!-- 月 -->
    <div class="v3c-content" v-show="tabActive == 5">
      <!-- 1 -->
      <div>
        <el-radio label="1" v-model="state.month.cronEvery">每一月</el-radio>
      </div>
      <!-- 2 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.month.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.month.incrementIncrement" :min="1" :max="12" controls-position="right" />
        <span class="ml-5 mr-5">月执行，从</span>
        <el-input-number v-model="state.month.incrementStart" :min="1" :max="12" controls-position="right" />
        <span>月开始</span>
      </div>
      <!-- 3 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.month.cronEvery">具体月数(可多选)</el-radio>
        <el-select multiple clearable v-model="state.month.specificSpecific" style="width: 140px">
          <el-option v-for="(item, index) in 12" :key="index" :label="item" :value="item" />
        </el-select>
      </div>
      <!-- 4 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.month.cronEvery">周期从</el-radio>
        <el-input-number v-model="state.month.rangeStart" :min="1" :max="12" controls-position="right" />
        <span>月</span><span class="ml-10 mr-5">到</span>
        <el-input-number v-model="state.month.rangeEnd" :min="1" :max="12" controls-position="right" />
        <span>月</span>
      </div>
    </div>
    <!-- 年 -->
    <div class="v3c-content" v-show="tabActive == 6">
      <!-- 1 -->
      <div>
        <el-radio label="1" v-model="state.year.cronEvery">每一年</el-radio>
      </div>
      <!-- 2 -->
      <div class="mt-15">
        <el-radio label="2" v-model="state.year.cronEvery">每隔</el-radio>
        <el-input-number v-model="state.year.incrementIncrement" :min="1" :max="99" controls-position="right" />
        <span class="ml-5 mr-5">年执行，从</span>
        <el-input-number v-model="state.year.incrementStart" :min="currYear" :max="currYear + 10"
          controls-position="right" style="width:100px;" />
        <span>年开始</span>
      </div>
      <!-- 3 -->
      <div class="mt-15">
        <el-radio label="3" v-model="state.year.cronEvery">具体年份(可多选)</el-radio>
        <el-select multiple clearable v-model="state.year.specificSpecific" style="width: 140px">
          <el-option v-for="(item, index) in 100" :key="index" :label="currYear + item" :value="currYear + item" />
        </el-select>
      </div>
      <!-- 4 -->
      <div class="mt-15">
        <el-radio label="4" v-model="state.year.cronEvery">周期从</el-radio>
        <el-input-number v-model="state.year.rangeStart" :min="currYear" :max="currYear + 10" controls-position="right"
          style="width:100px;" />
        <span>年</span><span class="ml-10 mr-5">到</span>
        <el-input-number v-model="state.year.rangeEnd" :min="currYear" :max="currYear + 10" controls-position="right"
          style="width:100px;" />
        <span>年</span>
      </div>
    </div>
    <!-- 结果 -->
    <!-- <div class="v3c-footer">
      <div style="flex: 1">
        CRON &nbsp;: &nbsp;&nbsp;<span class="cron">{{ state.cron }}</span>
        &nbsp; &nbsp; &nbsp;
        <button class="btn-ok" @click.stop="handleChange">生成cron</button>
      </div>
    </div> -->
  </div>
</template>

<script>
import { reactive, computed, toRefs, defineComponent, ref, watch } from "vue";
// (默认是每一分钟一次)
export default defineComponent({
  name: "Vue3Cron",
  props: {
    maxHeight: String,
    change: Function,
    value: String,
  },
  setup(props, { emit }) {
    const weekList = ref([
      { name: '星期日', value: 'SUN', val: 1, },
      { name: '星期一', value: 'MON', val: 2, },
      { name: '星期二', value: 'TUE', val: 3, },
      { name: '星期三', value: 'WED', val: 4, },
      { name: '星期四', value: 'THU', val: 5, },
      { name: '星期五', value: 'FRI', val: 6, },
      { name: '星期六', value: 'SAT', val: 7, },
    ])

    const tabActive = ref(1);
    const currYear = ref(new Date().getFullYear());
    const onHandleTab = (index) => {
      tabActive.value = index;
    };

    // (默认是每一分钟一次)
    const state = reactive({
      second: {
        cronEvery: "1",
        incrementStart: 0,
        incrementIncrement: 1,
        rangeStart: 0,
        rangeEnd: 0,
        specificSpecific: [],
      },
      minute: {
        cronEvery: "1",
        incrementStart: 0,
        incrementIncrement: 1,
        rangeStart: 0,
        rangeEnd: 0,
        specificSpecific: [],
      },
      hour: {
        cronEvery: "1",
        incrementStart: 1,
        incrementIncrement: 1,
        rangeStart: 0,
        rangeEnd: 0,
        specificSpecific: [],
      },
      day: {
        cronEvery: "1",
        incrementStart: 1,
        incrementIncrement: 1,
        rangeStart: 0,
        rangeEnd: 0,
        specificSpecific: [],
        cronLastSpecificDomDay: 1,
        cronDaysBeforeEomMinus: 0,
        cronDaysNearestWeekday: 1,
      },
      week: {
        cronEvery: "1",
        incrementStart: 1,
        incrementIncrement: 1,
        specificSpecific: [],
        cronNthDayDay: 1,
        cronNthDayNth: 1,
      },
      month: {
        cronEvery: "1",
        incrementStart: 1,
        incrementIncrement: 1,
        rangeStart: 1,
        rangeEnd: 1,
        specificSpecific: [],
      },
      year: {
        cronEvery: "1",
        incrementStart: new Date().getFullYear(),
        incrementIncrement: 1,
        rangeStart: new Date().getFullYear(),
        rangeEnd: new Date().getFullYear(),
        specificSpecific: [],
      },
      output: {
        second: "",
        minute: "",
        hour: "",
        day: "",
        month: "",
        Week: "",
        year: "",
      },
      secondsText: computed(() => {
        let seconds = "";
        let cronEvery = state.second.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            seconds = "*";
            break;
          case "2":
            seconds = state.second.incrementStart + "/" + state.second.incrementIncrement;
            break;
          case "3":
            state.second.specificSpecific.map((val) => {
              seconds += val + ",";
            });
            seconds = seconds.slice(0, -1);
            break;
          case "4":
            seconds = state.second.rangeStart + "-" + state.second.rangeEnd;
            break;
        }
        return seconds;
      }),
      minutesText: computed(() => {
        let minutes = "";
        let cronEvery = state.minute.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            minutes = "*";
            break;
          case "2":
            minutes = state.minute.incrementStart + "/" + state.minute.incrementIncrement;
            break;
          case "3":
            state.minute.specificSpecific.map((val) => {
              minutes += val + ",";
            });
            minutes = minutes.slice(0, -1);
            break;
          case "4":
            minutes = state.minute.rangeStart + "-" + state.minute.rangeEnd;
            break;
        }
        return minutes;
      }),
      hoursText: computed(() => {
        let hours = "";
        let cronEvery = state.hour.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            hours = "*";
            break;
          case "2":
            hours = state.hour.incrementStart + "/" + state.hour.incrementIncrement;
            break;
          case "3":
            state.hour.specificSpecific.map((val) => {
              hours += val + ",";
            });
            hours = hours.slice(0, -1);
            break;
          case "4":
            hours = state.hour.rangeStart + "-" + state.hour.rangeEnd;
            break;
        }
        return hours;
      }),
      daysText: computed(() => {
        let days = "";
        let cronEvery = state.day.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            break;
          case "2":
          case "4":
          case "11":
            days = "?";
            break;
          case "3":
            days = state.day.incrementStart + "/" + state.day.incrementIncrement;
            break;
          case "5":
            state.day.specificSpecific.map((val) => {
              days += val + ",";
            });
            days = days.slice(0, -1);
            break;
          case "6":
            days = "L";
            break;
          case "7":
            days = "LW";
            break;
          case "8":
            days = state.day.cronLastSpecificDomDay + "L";
            break;
          case "9":
            days = "L-" + state.day.cronDaysBeforeEomMinus;
            break;
          case "10":
            days = state.day.cronDaysNearestWeekday + "W";
            break;
        }
        return days;
      }),
      weeksText: computed(() => {
        let weeks = "";
        let cronEvery = state.day.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
          case "3":
          case "5":
            weeks = "?";
            break;
          case "2":
            weeks = state.week.incrementStart + "/" + state.week.incrementIncrement;
            break;
          case "4":
            state.week.specificSpecific.map((val) => {
              weeks += val + ",";
            });
            weeks = weeks.slice(0, -1);
            break;
          case "6":
          case "7":
          case "8":
          case "9":
          case "10":
            weeks = "?";
            break;
          case "11":
            weeks = state.week.cronNthDayDay + "#" + state.week.cronNthDayNth;
            break;
        }
        return weeks;
      }),
      monthsText: computed(() => {
        let months = "";
        let cronEvery = state.month.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            months = "*";
            break;
          case "2":
            months = state.month.incrementStart + "/" + state.month.incrementIncrement;
            break;
          case "3":
            state.month.specificSpecific.map((val) => {
              months += val + ",";
            });
            months = months.slice(0, -1);
            break;
          case "4":
            months = state.month.rangeStart + "-" + state.month.rangeEnd;
            break;
        }
        return months;
      }),
      yearsText: computed(() => {
        let years = "";
        // TODO，目前先不指定年份，注释以下代码
        let cronEvery = state.year.cronEvery;
        switch (cronEvery?.toString()) {
          case "1":
            years = "*";
            break;
          case "2":
            years = state.year.incrementStart + "/" + state.year.incrementIncrement;
            break;
          case "3":
            state.year.specificSpecific.map((val) => {
              years += val + ",";
            });
            years = years.slice(0, -1);
            break;
          case "4":
            years = state.year.rangeStart + "-" + state.year.rangeEnd;
            break;
        }
        return years;
      }),
      cron: computed(() => {
        return `${state.secondsText || "*"} ${state.minutesText || "*"} ${state.hoursText || "*"} ${state.daysText || "*"} ${state.monthsText || "*"} ${state.yearsText || "?"}`;
      }),
    });

    const handleChange = () => {
      if (typeof state.cron !== "string") return false;
      emit("change", state.cron);
    };
    const rest = (data) => {
      for (let i in data) {
        if (data[i] instanceof Object) {
          this.rest(data[i]);
        } else {
          switch (typeof data[i]) {
            case "object":
              data[i] = [];
              break;
            case "string":
              data[i] = "";
              break;
          }
        }
      }
    };

    watch(
      () => state.cron,
      (value) => {
        if (typeof state.cron !== "string") return;
        emit("update:value", value);
      }
    );

    return {
      weekList,
      state,
      handleChange,
      rest,
      tabActive,
      onHandleTab,
      currYear,
    };
  },
});
</script>

<style lang="css" scoped>
:deep(.el-input-number) {
  width: 80px;
  margin-right: 5px;
}

:deep(.el-radio) {
  margin-right: 10px;
}

.v3c {
  width: auto;
  border: 1px solid #f5f7fa;
}

.v3c-tab {
  padding: 0;
  list-style: none;
  margin: 0;
  background-color: #f5f7fa;
  display: flex;
}

.v3c-tab-item {
  flex: 1;
  text-align: center;
  cursor: pointer;
  padding: 6px;
}

.v3c-tab-item.v3c-active {
  background-color: #409eff;
  color: #ffffff;
}

.v3c-lang-btn {
  background-color: #61ddaa;
  color: #ffffff;
  /* border-radius: 10px; */
}

.v3c-content {
  padding: 20px;
  max-height: v-bind(maxHeight);
  overflow: hidden;
  overflow-y: auto;
}

.p-20 {
  padding: 20px;
}

.v3c-footer {
  background-color: #f5f7fa;
  padding-top: 10px;
  padding-bottom: 10px;
  display: flex;
  text-align: center;
}

.v3c input[type="text"] {
  width: 80px;
}

.v3c input[type="number"] {
  width: 80px;
  height: 28px;
  border: 1px solid #d9d9d9;
}

.v3c select {
  width: 80px;
  height: 32px;
  border: 1px solid #d9d9d9;
}

.v3c select[multiple] {
  width: 80px;
  height: 100px;
  border: 1px solid #d9d9d9;
}

.btn-ok {
  line-height: 1.5715;
  position: relative;
  display: inline-block;
  font-weight: 400;
  white-space: nowrap;
  text-align: center;
  background-image: none;
  border: 1px solid transparent;
  box-shadow: 0 2px #00000004;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  touch-action: manipulation;
  height: 32px;
  padding: 4px 15px;
  font-size: 14px;
  border-radius: 2px;

  color: #fff;
  background: #409eff;
  border-color: #409eff;
  text-shadow: 0 -1px 0 rgb(0 0 0 / 12%);
  box-shadow: 0 2px #0000000b;
}

.btn-close {
  line-height: 1.5715;
  position: relative;
  display: inline-block;
  font-weight: 400;
  white-space: nowrap;
  text-align: center;
  background-image: none;
  border: 1px solid transparent;
  box-shadow: 0 2px #00000004;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  touch-action: manipulation;
  height: 32px;
  padding: 4px 15px;
  font-size: 14px;
  border-radius: 2px;

  color: #fff;
  background: #61ddaa;
  border-color: #61ddaa;
  text-shadow: 0 -1px 0 rgb(0 0 0 / 12%);
  box-shadow: 0 2px #0000000b;
}

.cron {
  background-color: #61ddaa;
  padding: 5px;
  padding-left: 10px;
  padding-right: 10px;
  color: #ffffff;
}
</style>