<script lang="ts" setup>
import on from '../assets/light-bulb-on.svg'
import off from '../assets/light-bulb-off.svg'

const props = defineProps<{
  value?: boolean
}>()

const emit = defineEmits(['update:value', 'change'])

const handleChange = (event: Event) => {
  const _value = (event.target as HTMLInputElement).checked
  emit('update:value', _value)
  emit('change', _value)
}
</script>

<template>
  <label class="light-bulb-switch">
    <input :value="props.value" :checked="props.value" type="checkbox" @change="handleChange">
    <div class="light-bulb__on">
      <img :src="on" alt="开">
    </div>
    <div class="light-bulb__off">
      <img :src="off" alt="关">
    </div>
  </label>
</template>

<style scoped lang="less">
.light-bulb-switch {
  input[type='checkbox'] {
    display: none;
  }

  input:checked ~ .light-bulb__off {
    display: none;
  }

  input:not(:checked) ~ .light-bulb__on {
    display: none;
  }

  .light-bulb__on > img,
  .light-bulb__off > img {
    width: 48px;
    height: 48px;
    cursor: pointer;
  }
}
</style>