[新增] 商品详情页banner可点击预览图片

[优化] 新增精度计算价格

pages/goodsDetail/index.vue

@@ -3,8 +3,8 @@
 		<block v-if="isRight(goods_detail)">
 			<!-- 商品图片轮播 -->
 			<swiper :current="current" :indicator-dots="true" :circular="true" class="swiper-box" indicator-active-color="#FE9903">
-				<swiper-item v-for="item in goods_detail.banners" :key="item.id">
-					<image :src="item.cover" style="width: 100%; height: 100%;"></image>
+				<swiper-item v-for="(item, index) in goods_detail.banners" :key="item.id">
+					<image :src="item.cover" style="width: 100%; height: 100%;" @click="lookImg(index)"></image>
 					<!-- <image :src="item.cover" mode="aspectFit"></image> -->
 				</swiper-item>
 			</swiper>
@@ -153,7 +153,16 @@
 				let goods_id = this.goods_detail.id;
 				let goods_specs_id = this.goods_detail.specs[0].id
 				this.$url('/pages/order/confirm-order?goods_id='+ goods_id +'&goods_specs_id='+ goods_specs_id);
-			}
+			},
+			// 预览图片
+			lookImg(index){
+				let goods_banner = this.goods_detail.banners || [];
+				let banners = goods_banner.map(item => item.cover);
+				uni.previewImage({
+					urls: banners,
+					current: index
+				})
+			},
 		},
 		onShareAppMessage(){
 			let goods = this.goods_detail;

pages/order/confirm-order.vue

@@ -63,7 +63,8 @@
 						<view class="flex align-center">
 							<text class="lf-font-28 text-gray">应付款：</text>
 							<view class="text-red text-price lf-font-42 lf-font-bold">
-								{{Number(orderDetails.goods.specs[0].selling_price*num  || 0)}}
+								<!-- {{Number(orderDetails.goods.specs[0].selling_price*num  || 0)}} -->
+								{{ total(num, orderDetails.goods.specs[0].selling_price) }}
 							</view>
 						</view>
 						<button class="cu-btn block bg-orange round shadow" @tap="submit">
@@ -79,6 +80,8 @@
 </template>
 
 <script>
+	import bigc from '@/common/bigc.js';
+	
 	export default {
 		data() {
 			return {
@@ -102,7 +105,11 @@
 		},
 		computed: {
 			total(){
-				return this.num * this.price
+				return function(num, price){
+					let big_num = new bigc(Number(num));
+					big_num = big_num.times(Number(price));
+					return big_num.round(2, 0).toString();
+				}
 			},
 			isRight(){
 				return function(val){