feat: preview image use swiper current index

components/ModelData/ModelData.vue

@@ -12,6 +12,7 @@
         class="swiper"
         circular
         :current="currentIndex"
+				@change="changed"
         :style="{ height: `${height}px` }"
       >
         <swiper-item v-for="(item, index) in popupData" :key="index">
@@ -39,7 +40,9 @@
 export default {
   name: 'ModelData',
   data() {
-    return {}
+    return {
+			swiperIndex: -1
+		}
   },
   props: {
     popupData: {
@@ -79,14 +82,21 @@ export default {
 
   methods: {
     close() {
+			this.swiperIndex = -1
       this.$emit('close')
     },
     seeImage(key) {
+			if(this.swiperIndex === -1) {
+				this.swiperIndex = this.currentIndex
+			}
       const images = this.popupData.map(item => item[key])
       uni.previewImage({
-        current: this.currentIndex,
+        current: this.swiperIndex,
         urls: images
       })
+    },
+		changed(event) {
+			this.swiperIndex = event.detail.current
 		}
   }
 }