✅ Add DeleteIMG module for deleting images in folder

src/modules/delete_img.py

@@ -0,0 +1,54 @@
+"""Delete the images in folder"""
+
+import os
+from .link_parse import Link
+
+
+class DeleteIMG:
+    """Merge the images of books into PDF files
+
+    Args:
+        - links (list[Link]): The list of links object
+    """
+
+    def __init__(self, links: list[Link]) -> None:
+        self.links: list[Link] = links
+
+    @staticmethod
+    def delete_jpg_page_link_or_preview_link(page_directory: str) -> None:
+        """Delete JPG file in directory
+
+        Args:
+            directory (str): The directory containing the JPG images.
+        """
+        jpg_files: list[str] = [os.path.join(page_directory, f) for f in os.listdir(page_directory) if f.endswith('.jpg')]
+        for jpg_file in jpg_files:
+            os.remove(jpg_file)
+
+    @staticmethod
+    def delete_jpg_book_link(book_directory: str, link: Link) -> None:
+        """
+        For each subdirectory in a directory, merge all JPG images into a single PDF.
+        The PDF is saved in the same subdirectory with the name of the subdirectory.
+
+        Args:
+            directory (str): The directory containing the subdirectories.
+            link (Link): The book's link
+        """
+        for link_page in link.files:
+            DeleteIMG.delete_jpg_page_link_or_preview_link(os.path.join(book_directory, link_page.name))
+
+    @staticmethod
+    def delete_jpg(dowload_directory: str, links: list[Link]) -> None:
+        """
+        For each subdirectory in a directory, if there are JPG images, delete it
+
+        Ars:
+            directory (str): The directory containing the subdirectories.
+            links(list[Link]): The list of Link
+        """
+        for link in links:
+            if link.original_type == 'book':
+                DeleteIMG.delete_jpg_book_link(os.path.join(dowload_directory, link.name), link)
+            else:
+                DeleteIMG.delete_jpg_page_link_or_preview_link(os.path.join(dowload_directory, link.name))