解决优惠券获取链路报错

pages/mall/consumer/product-detail.uvue

@@ -750,11 +750,25 @@ export default {
     },
 
     scrollToSection(tabKey: string) {
-      const offsets = this.sectionOffsets
-      if (offsets == null) return
-      const offset = offsets.getNumber(tabKey)
-      if (offset != null && offset >= 0) {
-        let target = tabKey == 'goods' ? 0 : Math.max(0, offset - this.customHeaderHeight)
+      const sectionId = 'section-' + tabKey
+      const query = uni.createSelectorQuery()
+      query.select('#' + sectionId).boundingClientRect()
+      query.select('.page-scroll').scrollOffset()
+      query.exec((res: any) => {
+        if (res == null) return
+        let rect: any = null
+        let scrollInfo: any = null
+        if (Array.isArray(res)) {
+          rect = res[0]
+          scrollInfo = res[1]
+        }
+        if (rect == null || rect.top == null) return
+        const nodeTop = rect.top as number
+        const scrollTop = (scrollInfo != null && scrollInfo.scrollTop != null) ? scrollInfo.scrollTop as number : this.currentScrollTop
+        let target = 0
+        if (tabKey != 'goods') {
+          target = Math.max(0, nodeTop + scrollTop - this.customHeaderHeight)
+        }
         this.isProgrammaticScrolling = true
         this.targetScrollTop = -1
         setTimeout(() => {
@@ -762,12 +776,12 @@ export default {
           setTimeout(() => { this.isProgrammaticScrolling = false }, 400)
         }, 20)
         this.activeTab = tabKey
-      }
+      })
     },
 
     measureSections() {
       const sectionIds = ['section-goods', 'section-comments', 'section-detail', 'section-recommend']
-      const query = uni.createSelectorQuery().in(this)
+      const query = uni.createSelectorQuery()
       for (let i = 0; i < sectionIds.length; i++) {
         query.select('#' + sectionIds[i]).boundingClientRect()
       }
@@ -782,7 +796,6 @@ export default {
           }
         }
         this.sectionOffsets = offsets
-        this.customHeaderHeight = this.statusBarHeight + this.headerMainRowHeight + this.headerTabsRowHeight
       })
     },