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contributor license agreements.  See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License.  You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. -->
<template>
  <div :class="`${pre}`">
    <div :class="`${pre}-head`">
      <a :class="`${pre}-prev-decade-btn`" v-show="showYears" @click="year -= 10"
        ><svg class="icon sm cp">
          <use xlink:href="#angle-double-left"></use></svg
      ></a>
      <a :class="`${pre}-prev-year-btn`" v-show="!showYears" @click="year--"
        ><svg class="icon sm cp">
          <use xlink:href="#angle-double-left"></use></svg
      ></a>
      <a :class="`${pre}-prev-month-btn`" v-show="!showYears && !showMonths" @click="pm">
        <svg class="icon lg cp">
          <use xlink:href="#chevron-left"></use></svg
      ></a>
      <a :class="`${pre}-year-select`" v-show="showYears">{{ ys + '-' + ye }}</a>
      <template v-if="local.yearSuffix">
        <a :class="`${pre}-year-select`" @click="showYears = !showYears" v-show="!showYears"
          >{{ year }}{{ local.yearSuffix }}</a
        >
        <a :class="`${pre}-month-select`" @click="showMonths = !showMonths" v-show="!showYears && !showMonths">{{
          local.monthsHead[month]
        }}</a>
      </template>
      <template v-else>
        <a :class="`${pre}-month-select`" @click="showMonths = !showMonths" v-show="!showYears && !showMonths">{{
          local.monthsHead[month]
        }}</a>
        <a :class="`${pre}-year-select`" @click="showYears = !showYears" v-show="!showYears">{{ year }}</a>
      </template>
      <a :class="`${pre}-next-month-btn`" v-show="!showYears && !showMonths" @click="nm">
        <svg class="icon lg cp">
          <use xlink:href="#chevron-right"></use></svg
      ></a>
      <a :class="`${pre}-next-year-btn`" v-show="!showYears" @click="year++"
        ><svg class="icon sm cp">
          <use xlink:href="#angle-double-right"></use></svg
      ></a>
      <a :class="`${pre}-next-decade-btn`" v-show="showYears" @click="year += 10"
        ><svg class="icon sm cp">
          <use xlink:href="#angle-double-right"></use></svg
      ></a>
    </div>
    <div :class="`${pre}-body`">
      <div :class="`${pre}-days`">
        <a :class="`${pre}-week`" v-for="i in local.weeks" :key="i">{{ i }}</a>
        <a
          v-for="(j, i) in days"
          @click="is($event) && ((day = j.i), ok(j))"
          :class="[j.p || j.n ? `${pre}-date-out` : '', status(j.y, j.m, j.i, hour, minute, second, 'YYYYMMDD')]"
          :key="i"
          >{{ j.i }}</a
        >
      </div>
      <div :class="`${pre}-months`" v-show="showMonths">
        <a
          v-for="(i, j) in local.months"
          @click="is($event) && ((showMonths = m === 'M'), (month = j), m === 'M' && ok('m'))"
          :class="[status(year, j, day, hour, minute, second, 'YYYYMM')]"
          :key="j"
          >{{ i }}</a
        >
      </div>
      <div :class="`${pre}-years`" v-show="showYears">
        <a
          v-for="(i, j) in years"
          @click="is($event) && ((showYears = m === 'Y'), (year = i), m === 'Y' && ok('y'))"
          :class="[j === 0 || j === 11 ? `${pre}-date-out` : '', status(i, month, day, hour, minute, second, 'YYYY')]"
          :key="j"
          >{{ i }}</a
        >
      </div>
      <div :class="`${pre}-hours scroll_hide`" v-show="showHours">
        <div :class="`${pre}-title`">{{ local.hourTip }}</div>
        <div class="scroll_hide calendar-overflow">
          <a
            v-for="(j, i) in 24"
            @click="is($event) && ((showHours = false), (hour = i), ok('h'))"
            :class="[status(year, month, day, i, minute, second, 'YYYYMMDDHH')]"
            :key="i"
            >{{ i }}</a
          >
        </div>
      </div>
      <div :class="`${pre}-minutes`" v-show="showMinutes">
        <div :class="`${pre}-title`">{{ local.minuteTip }}</div>
        <div class="scroll_hide calendar-overflow">
          <a
            v-for="(j, i) in 60"
            @click="is($event) && ((showMinutes = false), (minute = i), ok('h'))"
            :class="[status(year, month, day, hour, i, second, 'YYYYMMDDHHmm')]"
            :key="i"
            >{{ i }}</a
          >
        </div>
      </div>
      <div :class="`${pre}-seconds`" v-show="showSeconds">
        <div :class="`${pre}-title`">{{ local.secondTip }}</div>
        <div class="scroll_hide calendar-overflow">
          <a
            v-for="(j, i) in 60"
            @click="is($event) && ((showSeconds = false), (second = i), ok('h'))"
            :class="[status(year, month, day, hour, minute, i, 'YYYYMMDDHHmmss')]"
            :key="i"
            >{{ i }}</a
          >
        </div>
      </div>
    </div>
    <div :class="`${pre}-foot`" v-if="m === 'H'">
      <div :class="`${pre}-hour`">
        <a
          :title="local.hourTip"
          @click="(showHours = !showHours), (showMinutes = showSeconds = false)"
          :class="{ on: showHours }"
          >{{ hour | dd }}</a
        >
        <span>:</span>
        <a
          :title="local.minuteTip"
          @click="(showMinutes = !showMinutes), (showHours = showSeconds = false)"
          :class="{ on: showMinutes }"
          >{{ minute | dd }}</a
        >
        <span>:</span>
        <a
          :title="local.secondTip"
          @click="(showSeconds = !showSeconds), (showHours = showMinutes = false)"
          :class="{ on: showSeconds }"
          >{{ second | dd }}</a
        >
      </div>
    </div>
  </div>
</template>

<script lang="js">
  /* eslint-disable */
  /* tslint:disable */
  export default {
    name: 'VueDatepickerLocalCalendar',
    props: {
      value: { default: null },
      left: { default: false },
      right: { default: false },
    },
    data() {
      const get = (time) => {
        return {
          year: time.getFullYear(),
          month: time.getMonth(),
          day: time.getDate(),
          hour: time.getHours(),
          minute: time.getMinutes(),
          second: time.getSeconds(),
        };
      };
      const time = get(this.value);
      return {
        pre: 'calendar',
        m: 'D',
        showYears: false,
        showMonths: false,
        showHours: false,
        showMinutes: false,
        showSeconds: false,
        year: time.year,
        month: time.month,
        day: time.day,
        hour: time.hour,
        minute: time.minute,
        second: time.second,
      };
    },
    watch: {
      value(val) {
        const $this = this;
        const time = $this.get(val);
        $this.year = time.year;
        $this.month = time.month;
        $this.day = time.day;
        $this.hour = time.hour;
        $this.minute = time.minute;
        $this.second = time.second;
      },
    },
    computed: {
      local() {
        return this.$parent.local;
      },
      format() {
        return this.$parent.format;
      },
      start() {
        return this.parse(this.$parent.dates[0]);
      },
      end() {
        return this.parse(this.$parent.dates[1]);
      },
      ys() {
        return Math.floor(this.year / 10) * 10;
      },
      ye() {
        return this.ys + 10;
      },
      years() {
        const arr = [];
        let start = this.ys - 1;
        while (arr.length < 12) {
          arr.push(start += 1);
        }
        return arr;
      },
      days() {
        const days = [];
        const $this = this;
        const year = $this.year;
        const month = $this.month;
        const time = new Date(year, month, 1);
        const dow = $this.local.dow || 7;
        time.setDate(0); // switch to the last day of last month
        let lastDay = time.getDate();
        const week = time.getDay() || 7;
        let count = dow <= week ? week - dow + 1 : week + (7 - dow + 1);
        while (count > 0) {
          days.push({
            i: lastDay - count + 1,
            y: month > 0 ? year : year - 1,
            m: month > 0 ? month - 1 : 11,
            p: true,
          });
          count--;
        }
        time.setMonth(time.getMonth() + 2, 0); // switch to the last day of the current month
        lastDay = time.getDate();
        let i = 1;
        for (i = 1; i <= lastDay; i++) {
          days.push({
            i: i,
            y: year,
            m: month,
          });
        }
        for (i = 1; days.length < 42; i++) {
          days.push({
            i: i,
            y: month < 11 ? year : year + 1,
            m: month < 11 ? month + 1 : 0,
            n: true,
          });
        }
        return days;
      },
    },
    filters: {
      dd: val => ('0' + val).slice(-2),
    },
    methods: {
      get(time) {
        return {
          year: time.getFullYear(),
          month: time.getMonth(),
          day: time.getDate(),
          hour: time.getHours(),
          minute: time.getMinutes(),
          second: time.getSeconds(),
        };
      },
      parse(num) {
        return Math.floor(num / 1000);
      },
      status(year, month, day, hour, minute, second, format) {
        const $this = this;
        const maxDay = new Date(year, month + 1, 0).getDate();
        const time = new Date(
          year,
          month,
          day > maxDay ? maxDay : day,
          hour,
          minute,
          second
        );
        const t = $this.parse(time);
        const f = $this.$parent.tf;
        const classObj = {};
        let flag = false;
        if (format === 'YYYY') {
          flag = year === $this.year;
        } else if (format === 'YYYYMM') {
          flag = month === $this.month;
        } else {
          flag = f($this.value, format) === f(time, format);
        }
        classObj[`${$this.pre}-date`] = true;
        classObj[`${$this.pre}-date-disabled`] =
          ($this.right && t < $this.start) ||
          $this.$parent.disabledDate(time, format);
        classObj[`${$this.pre}-date-on`] =
          ($this.left && t > $this.start) || ($this.right && t < $this.end);
        classObj[`${$this.pre}-date-selected`] = flag;
        return classObj;
      },
      nm() {
        if (this.month < 11) {
          this.month++;
        } else {
          this.month = 0;
          this.year++;
        }
      },
      pm() {
        if (this.month > 0) {
          this.month--;
        } else {
          this.month = 11;
          this.year--;
        }
      },
      is(e) {
        return e.target.className.indexOf(`${this.pre}-date-disabled`) === -1;
      },
      ok(info) {
        const $this = this;
        let year = '';
        let month = '';
        let day = '';
        info && info.n && $this.nm();
        info && info.p && $this.pm();
        if (info === 'h') {
          const time = $this.get(this.value);
          year = time.year;
          month = time.month;
        } else if (info === 'm' || info === 'y') {
          day = '1';
        }
        const _time = new Date(
          year || $this.year,
          month || $this.month,
          day || $this.day,
          $this.hour,
          $this.minute,
          $this.second
        );
        if ($this.left && Math.floor(_time.getTime() / 1000) > $this.end) {
          this.$parent.dates[1] = _time;
        }
        $this.$emit('input', _time);
        $this.$parent.ok(info === 'h');
      },
    },
    mounted() {
      const $this = this;
      const is = c => $this.format.indexOf(c) !== -1;
      if (is('s') && is('m') && (is('h') || is('H'))) {
        $this.m = 'H';
      } else if (is('D')) {
        $this.m = 'D';
      } else if (is('M')) {
        $this.m = 'M';
        $this.showMonths = true;
      } else if (is('Y')) {
        $this.m = 'Y';
        $this.showYears = true;
      }
    },
  };
</script>

<style scoped>
  .calendar {
    float: left;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    color: #3d444f;
  }
  .calendar + .calendar {
    border-left: solid 1px #eaeaea;
    margin-left: 5px;
    padding-left: 5px;
  }
  .calendar-head {
    line-height: 34px;
    height: 34px;
    text-align: center;
    position: relative;
  }

  .calendar-head a {
    color: #666;
    cursor: pointer;
    display: inline-block;
    text-align: center;
    position: absolute;
    padding: 0 5px;
    font-size: 16px;
  }

  .calendar-head a:hover {
    color: #3f97e3;
  }

  .calendar-head .calendar-year-select,
  .calendar-head .calendar-month-select {
    font-size: 12px;
    padding: 0 2px;
    position: relative;
  }

  .calendar-prev-decade-btn,
  .calendar-prev-year-btn {
    left: 6px;
  }

  .calendar-prev-month-btn {
    left: 24px;
  }

  .calendar-next-decade-btn,
  .calendar-next-year-btn {
    right: 6px;
  }

  .calendar-next-month-btn {
    right: 24px;
  }
  .calendar-next-month-btn .icon.lg,
  .calendar-prev-month-btn .icon.lg {
    margin-top: 8px;
  }
  .calendar-body {
    position: relative;
    width: 196px;
    height: 196px;
  }

  .calendar-days {
    width: 100%;
    height: 100%;
  }

  .calendar-week,
  .calendar-date {
    font-weight: normal;
    width: 14.28%;
    height: 14.28%;
    text-align: center;
    box-sizing: border-box;
    overflow: hidden;
    float: left;
  }

  .calendar-week:before,
  .calendar-date:before {
    content: '';
    display: inline-block;
    height: 100%;
    vertical-align: middle;
  }

  .calendar-date {
    cursor: pointer;
    line-height: 29px;
    transition: background-color 0.3s;
  }

  .calendar-date-out {
    color: #ccc;
  }

  .calendar-date:hover,
  .calendar-date-on {
    color: #3f97e3;
    background-color: #f8f8f8;
  }

  .calendar-date-selected,
  .calendar-date-selected:hover {
    color: #fff;
    font-weight: bold;
    border-radius: 14px;
    background: #3f97e3;
  }

  .calendar-date-disabled {
    cursor: not-allowed !important;
    color: #ccc !important;
    background: #fff !important;
  }

  .calendar-foot {
    margin-top: 5px;
  }

  .calendar-hour {
    display: inline-block;
    border: 1px solid #e6e5e5;
    color: #9e9e9e;
  }

  .calendar-hour a {
    display: inline-block;
    padding: 2px 4px;
    cursor: pointer;
  }

  .calendar-hour a:hover,
  .calendar-hour a.on {
    color: #3f97e3;
  }

  .calendar-years,
  .calendar-months,
  .calendar-hours,
  .calendar-minutes,
  .calendar-seconds {
    width: 100%;
    height: 100%;
    position: absolute;
    background: #fff;
    left: 0;
    top: 0;
  }

  .calendar-months a {
    width: 33.33%;
    height: 25%;
  }

  .calendar-years a {
    width: 33.33%;
    height: 25%;
  }

  .calendar-overflow {
    overflow-x: scroll;
    height: 100%;
  }

  /* .calendar-hours a {
  width: 20%;
  height: 20%;
}

.calendar-minutes a,
.calendar-seconds a {
  width: 16.66%;
  height: 10%;
} */

  .calendar-title {
    margin-top: -30px;
    height: 30px;
    line-height: 30px;
    background: #fff;
    text-align: center;
    font-weight: bold;
  }
</style>
