<template>
<uni-shadow-root class="vant-checkbox-index"><view class="van-checkbox custom-class">
  <view class="van-checkbox__icon-wrap" @click="toggle">
    <slot v-if="useIconSlot" name="icon"></slot>
    <van-icon v-else name="success" size="0.8em" :class="utils.bem('checkbox__icon', [shape, { disabled, checked: value }])" :style="'font-size: '+(sizeWithUnit)+';'+(checkedColor && value && !disabled ? 'border-color:' + checkedColor + '; background-color:' + checkedColor : '')" custom-class="icon-class" custom-style="line-height: 1.25em;"></van-icon>
  </view>
  <view :class="'label-class '+(utils.bem('checkbox__label', [labelPosition, { disabled }]))" @click="onClickLabel">
    <slot></slot>
  </view>
</view></uni-shadow-root>
</template>
<wxs src="../wxs/utils.wxs" module="utils"></wxs>
<script>
import VanIcon from '../icon/index.vue'
global['__wxVueOptions'] = {components:{'van-icon': VanIcon}}

global['__wxRoute'] = 'vant/checkbox/index'
import { VantComponent } from '../common/component';
import { addUnit } from '../common/utils';
function emit(target, value) {
    target.$emit('input', value);
    target.$emit('change', value);
}
VantComponent({
    field: true,
    relation: {
        name: 'checkbox-group',
        type: 'ancestor',
        linked(target) {
            this.parent = target;
        },
        unlinked() {
            this.parent = null;
        }
    },
    classes: ['icon-class', 'label-class'],
    props: {
        value: Boolean,
        disabled: Boolean,
        useIconSlot: Boolean,
        checkedColor: String,
        labelPosition: String,
        labelDisabled: Boolean,
        shape: {
            type: String,
            value: 'round'
        },
        iconSize: {
            type: null,
            observer: 'setSizeWithUnit'
        }
    },
    data: {
        sizeWithUnit: '20px'
    },
    methods: {
        emitChange(value) {
            if (this.parent) {
                this.setParentValue(this.parent, value);
            }
            else {
                emit(this, value);
            }
        },
        toggle() {
            const { disabled, value } = this.data;
            if (!disabled) {
                this.emitChange(!value);
            }
        },
        onClickLabel() {
            const { labelDisabled, disabled, value } = this.data;
            if (!disabled && !labelDisabled) {
                this.emitChange(!value);
            }
        },
        setParentValue(parent, value) {
            const parentValue = parent.data.value.slice();
            const { name } = this.data;
            const { max } = parent.data;
            if (value) {
                if (max && parentValue.length >= max) {
                    return;
                }
                if (parentValue.indexOf(name) === -1) {
                    parentValue.push(name);
                    emit(parent, parentValue);
                }
            }
            else {
                const index = parentValue.indexOf(name);
                if (index !== -1) {
                    parentValue.splice(index, 1);
                    emit(parent, parentValue);
                }
            }
        },
        setSizeWithUnit(size) {
            this.set({
                sizeWithUnit: addUnit(size)
            });
        },
    }
});
export default global['__wxComponents']['vant/checkbox/index']
</script>
<style platform="mp-weixin">
@import '../common/index.css';.van-checkbox{display:-webkit-flex;display:flex;overflow:hidden;-webkit-user-select:none;user-select:none}.van-checkbox__icon-wrap,.van-checkbox__label{line-height:20px;line-height:var(--checkbox-size,20px)}.van-checkbox__icon-wrap{-webkit-flex:none;flex:none}.van-checkbox__icon{display:-webkit-flex;display:flex;-webkit-align-items:center;align-items:center;-webkit-justify-content:center;justify-content:center;box-sizing:border-box;width:1em;height:1em;color:transparent;text-align:center;transition-property:color,border-color,background-color;font-size:20px;font-size:var(--checkbox-size,20px);border:1px solid #c8c9cc;border:1px solid var(--checkbox-border-color,#c8c9cc);transition-duration:.2s;transition-duration:var(--checkbox-transition-duration,.2s)}.van-checkbox__icon--round{border-radius:100%}.van-checkbox__icon--checked{color:#fff;color:var(--white,#fff);background-color:#1989fa;background-color:var(--checkbox-checked-icon-color,#1989fa);border-color:#1989fa;border-color:var(--checkbox-checked-icon-color,#1989fa)}.van-checkbox__icon--disabled{background-color:#ebedf0;background-color:var(--checkbox-disabled-background-color,#ebedf0);border-color:#c8c9cc;border-color:var(--checkbox-disabled-icon-color,#c8c9cc)}.van-checkbox__icon--disabled.van-checkbox__icon--checked{color:#c8c9cc;color:var(--checkbox-disabled-icon-color,#c8c9cc)}.van-checkbox__label{word-wrap:break-word;margin-left:10px;margin-left:var(--checkbox-label-margin,10px);color:#323233;color:var(--checkbox-label-color,#323233)}.van-checkbox__label--left{float:left;margin:0 10px 0 0;margin:0 var(--checkbox-label-margin,10px) 0 0}.van-checkbox__label--disabled{color:#c8c9cc;color:var(--checkbox-disabled-label-color,#c8c9cc)}.van-checkbox__label:empty{margin:0}
</style>