<!--components/mp-switch/mp-switch.wxml-->
<view class="mp-switch" style="--mp-switch-width: {{width}}px;--mp-switch-height: {{height}}px;--mp-switch-text: '{{checked?trueText:falseText}}';">
    <view class="wx-switch-input {{checked?'wx-switch-input-checked':''}}" bind:tap="onChange"></view>
</view>

// components/mp-switch/mp-switch.js
Component({
    properties: {
        trueText: {
            type: String,
            value: '开'
        },
        falseText: {
            type: String,
            value: '关'
        },
        checked: {
            type: Boolean,
            value: false
        },
        width: {
            type: Number,
            value: 72
        },
        height: {
            type: Number,
            value: 32
        }
    },
    methods: {
        onChange() {
            this.setData({
                checked: !this.data.checked
            }, () => {
                this.triggerEvent('change', {
                    value: this.data.checked
                })
            })
        }
    }
})

/* components/mp-switch/mp-switch.wxss */
.mp-switch .wx-switch-input {
    -webkit-appearance: none;
    appearance: none;
    position: relative;
    width: var(--mp-switch-width);
    height: var(--mp-switch-height);
    border: 1px solid #DFDFDF;
    outline: 0;
    border-radius: calc(var(--mp-switch-height) / 2);
    box-sizing: border-box;
    background-color: #e5e5e5;
    transition: background-color 0.1s, border 0.1s;
}


.mp-switch .wx-switch-input::before {
    content: var(--mp-switch-text);
    position: absolute;
    top: 0;
    left: 0;
    width: calc(var(--mp-switch-width) - 2px);
    height: calc(var(--mp-switch-height) - 2px);
    line-height: calc(var(--mp-switch-height) - 2px);
    font-size: calc(var(--mp-switch-height) / 2.2);
    padding-left: calc(var(--mp-switch-height));
    padding-right: 6px;
    box-sizing: border-box;
    overflow: hidden;
    color: #999;
    text-align: center;
    background-color: transparent;
}


.mp-switch .wx-switch-input::after {
    content: " ";
    position: absolute;
    top: 0;
    left: 0;
    width: calc(var(--mp-switch-height) - 2px);
    height: calc(var(--mp-switch-height) - 2px);
    border-radius: 50%;
    background-color: #FFFFFF;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
    transition: -webkit-transform 0.3s;
    transition: transform 0.3s;
}


.mp-switch .wx-switch-input.wx-switch-input-checked {
    border-color: #07C160;
    background-color: #07C160;
}


.mp-switch .wx-switch-input.wx-switch-input-checked::before {
    color: #fff;
    padding-right: calc(var(--mp-switch-height));
    padding-left: 6px;
}


.mp-switch .wx-switch-input.wx-switch-input-checked::after {
    -webkit-transform: translateX(calc(var(--mp-switch-width) - var(--mp-switch-height)));
    transform: translateX(calc(var(--mp-switch-width) - var(--mp-switch-height)));
}