<!-- 接收消息 提示小红点 -->
<template name="chat-item-head">
    <view class="chat-item-head-super-style">
        <image class="chat-head-style" src="{{headUrl}}" />
        <text wx:if="{{count>0}}" class="unread-style">{{count<=99?count:'99+'}}</text>
    </view>
</template>