badge.vue
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<template>
<span v-if="dot" :class="classes" ref="badge">
<slot></slot>
<sup :class="dotClasses" v-show="badge"></sup>
</span>
<span v-else :class="classes" ref="badge">
<slot></slot>
<sup v-if="count" :class="countClasses" v-show="badge">{{ finalCount }}</sup>
</span>
</template>
<script>
const prefixCls = 'ivu-badge';
export default {
name: 'Badge',
props: {
count: [Number, String],
dot: {
type: Boolean,
default: false
},
overflowCount: {
type: [Number, String],
default: 99
},
className: String
},
computed: {
classes () {
return `${prefixCls}`;
},
dotClasses () {
return `${prefixCls}-dot`;
},
countClasses () {
return [
`${prefixCls}-count`,
{
[`${this.className}`]: !!this.className,
[`${prefixCls}-count-alone`]: this.alone
}
];
},
finalCount () {
return parseInt(this.count) >= parseInt(this.overflowCount) ? `${this.overflowCount}+` : this.count;
},
badge () {
let status = false;
if (this.count) {
status = !(parseInt(this.count) === 0);
}
if (this.dot) {
status = true;
if (this.count !== null) {
if (parseInt(this.count) === 0) {
status = false;
}
}
}
return status;
},
alone () {
return this.$slots.default === undefined;
}
}
};
</script>