MD_YOSwechat/pages/classroom/modules/list/index.wxml

<My_empty wx:if="{{!list.length}}" />
<view wx:else class="main">
	<view class="item" wx:for="{{list}}" wx:key="sat_coursewareid" data-item="{{item}}" bindtap="toDetail">
		<view class="img">
			<image wx:if="{{item.cover}}" src="{{item.cover}}" mode="aspectFill" />
			<view wx:else>
				<van-icon custom-class='icon' size='50' color='#AFAFAF' name="photo-o" />
			</view>
		</view>
		<view class="right">
			<view class="title line-1">{{item.title ||" --"}}</view>
			<view class="exp line-1">{{item.notes ||" --"}}</view>
			<view class="time line-1">
				<text class="line-1">发布人:{{item.createby}}</text>
				<text>发布时间:{{item.createdate}}</text>
			</view>
		</view>
		<view class="tag" style="background-color: {{setColor.setColor(item.learnstatus)}};">{{item.learnstatus}}</view>
	</view>
</view>

<wxs module="setColor">
	module.exports.setColor = function (stu) {
		var color = '';
		if (stu == '未学习') {
			color = '#FA8C16';
		} else if (stu == '学习中') {
			color = '#3874F6';
		} else {
			color = '#BBBBBB'
		}
		return color
	}
</wxs>