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<!-- template for the modal component -->
<script type="text/x-template" id="switch-template">
  <div class="m-switch">
    <input
      type="checkbox"
      class="m-switch__checkbox"
      :value="value"
      :checked="checked"
      @change="change"
    >
    <div class="m-switch__ui">
      <div class="m-switch__handle"></div>
    </div>
  </div>
</script>

<!-- app -->
<div id="app">
  <switch-input v-model="switchvalue"></switch-input>
  <p>The switch value is: {{ switchvalue }}</p>
</div>

Vue.component('switch-input', {
  template: '#switch-template',
  props: {
    value: {
      type: Boolean,
      default: false
    }
  },
  data () {
    return {
      checked: this.value
    }
  },
  methods: {
    change () {
      this.checked = !this.checked
      this.$emit('input', this.checked)
    }
  }
})

new Vue({
  el: "#app",
  data () {
    return {
    	switchvalue: false
    }
  }
})

body {
  background: #20262E;
  padding: 20px;
}

#app {
  background: #FFF;
  border-radius: 4px;
  padding: 20px;
}

.m-switch {
	position: relative;
	overflow: hidden;
	width: 58px;
	height: 36px;
	border-radius: 100px;
}

.m-switch__checkbox {
	position: absolute;
	width: 100%;
	height: 100%;
	outline: 0;
	cursor: pointer;
	z-index: 2;
	opacity: 0;
  appearance: none;
}

.m-switch__ui {
  display: flex;
  align-items: center;
	position: absolute;
	width: 100%;
	height: 100%;
  padding: 0 3px;
	background-color: #DDD;
	z-index: 1;
  transition: all linear .2s;
}

.m-switch__handle {
	width: 30px;
	height: 30px;
	background-color: white;
	border-radius: 50%;
	box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.2);
	transition: transform linear .2s;
}

.m-switch__checkbox:checked + .m-switch__ui {
	background-color: #21D35B;
}

.m-switch__checkbox:checked + .m-switch__ui .m-switch__handle {
	transform: translateX(calc(100% - 8px));
}