店铺详情下拉刷新优化，下载邀请图片功能添加

components/im-chat/messageshow.vue

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+<template>
+	<view class="m-item" :id="'message'+id">
+		<view class="m-left">
+			<image class="head_icon" src="https://img-cdn-qiniu.dcloud.net.cn/uniapp/app/homeHL.png" v-if="message.user=='home'"></image>
+		</view>
+		<view class="m-content">
+			<view class="m-content-head" :class="{'m-content-head-right':message.user=='customer'}">
+				<view :class="'m-content-head-'+message.user">{{message.content}} </view>
+			</view>
+		</view>
+		<view class="m-right">
+			<image class="head_icon" src="https://img-cdn-qiniu.dcloud.net.cn/uniapp/app/customerHL.png" v-if="message.user=='customer'"></image>
+		</view>
+	</view>
+</template>
+
+<script>
+	export default {
+		props: ['message', 'id']
+	}
+</script>
+
+<style>
+	.m-item {
+		display: flex;
+		flex-direction: row;
+		padding-top: 40upx;
+	}
+	.m-left {
+		display: flex;
+		width: 120upx;
+		justify-content: center;
+		align-items: flex-start;
+	}
+	.m-content {
+		display: flex;
+		flex: 1;
+		flex-direction: column;
+		justify-content: center;
+		word-break: break-all;
+	}
+	.m-right {
+		display: flex;
+		width: 120upx;
+		justify-content: center;
+		align-items: flex-start;
+	}
+	.head_icon {
+		width: 80upx;
+		height: 80upx;
+	}
+	.m-content-head {
+		position: relative;
+	}
+	.m-content-head-right {
+		display: flex;
+		justify-content: flex-end;
+	}
+	.m-content-head-home {
+		text-align: left;
+		background: #1482d1;
+		border: 1px #1482d1 solid;
+		border-radius: 20upx;
+		padding: 20upx;
+		color: white;
+	}
+	.m-content-head-home:before {
+		border: 15upx solid transparent;
+		border-right: 15upx solid #1482d1;
+		left: -26upx;
+		width: 0;
+		height: 0;
+		position: absolute;
+		content: ' '
+	}
+	.m-content-head-customer {
+		border: 1upx white solid;
+		background: white;
+		border-radius: 20upx;
+		padding: 20upx;
+	}
+	.m-content-head-customer:after {
+		border: 15upx solid transparent;
+		border-left: 15upx solid white;
+		top: 20upx;
+		right: -26upx;
+		width: 0;
+		height: 0;
+		position: absolute;
+		content: ' '
+	}
+</style>