更新 pictures_handle.py

utils/pictures_handle.py

@@ -1,23 +1,34 @@
 import os
 
 
-def get_pictures_info(directory):
+def get_pictures_info(directory, page, page_size):
     pictures = []
-    counter = 1
+    start_index = (page - 1) * page_size
+    end_index = start_index + page_size
+    counter = 0
 
     for filename in os.listdir(directory):
-        # print(f"directory: {directory}")
         if filename.lower().endswith(('.png', '.jpg', '.jpeg', '.gif', '.bmp')):
+            if start_index <= counter < end_index:
                 file_path = os.path.join(directory, filename)
                 size = os.path.getsize(file_path)
                 size_mb = size / (1024 * 1024)
-            photo_name = filename
                 picture_info = {
-                "id": counter,
-                "photo_name": photo_name,
-                "photo_size": round(size_mb,2),
+                    "id": counter + 1,
+                    "photo_name": filename,
+                    "photo_size": round(size_mb, 2),
                     "photo_url": file_path
                 }
                 pictures.append(picture_info)
             counter += 1
+            if counter >= end_index:
+                break
     return pictures
+
+
+def get_total_pages(directory, page_size):
+    total_photos = 0
+    for filename in os.listdir(directory):
+        if filename.lower().endswith(('.png', '.jpg', '.jpeg', '.gif', '.bmp')):
+            total_photos += 1
+    return (total_photos + page_size - 1) // page_size