预览图片

pagesA/xjPage/xjRecord.vue

@@ -157,12 +157,22 @@ export default {
     },
 
     handlePreviewImage(list, index) {
+      // 兼容所有图片格式
       const filePaths = list
-        .filter((item) => item.format == "image/jpeg" || item.format == "image/png")
+        .filter((item) => item.format === "image" || item.format === "image/jpeg" || item.format === "image/png")
         .map((item) => item.url);
+
+      if (!filePaths.length) {
+        uni.showToast({ title: "没有可预览的图片", icon: "none" });
+        return;
+      }
+
+      // 计算当前点击的是第几张图片（只在图片数组中的下标）
+      const imgIndex = filePaths.indexOf(list[index].url);
+
       uni.previewImage({
         urls: filePaths,
-        current: index,
+        current: imgIndex >= 0 ? imgIndex : 0,
         longPressActions: {
           itemList: ["发送给朋友", "保存图片", "收藏"],
           success: function (data) {