fix(ImageViewer): 修复images长度更新导致index显示异常 (#3111)

Tencent · Sep 3, 2024 · b4293d7 · b4293d7
1 parent 4c112f8
commit b4293d7
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/src/image-viewer/image-viewer.ts b/src/image-viewer/image-viewer.ts
@@ -42,10 +42,12 @@ export default class ImageViewer extends SuperComponent {
   }
 
   observers = {
-    visible(value) {
-      this.setData({
-        currentSwiperIndex: value ? this.properties.initialIndex : 0,
-      });
+    'visible,initialIndex,images'(visible, initialIndex, images) {
+      if (visible && images?.length) {
+        this.setData({
+          currentSwiperIndex: initialIndex >= images.length ? images.length - 1 : initialIndex,
+        });
+      }
     },
 
     closeBtn(v) {