Update app.py

app.py

@@ -97,17 +97,33 @@ def process_and_create_pull(icon_files,category, new_cateogry_check, new_categor
                 sha=index_file.sha,
                 branch=branch_name
             )
+        all_files = []
+        contents = repo.get_contents("static/icons/{license}/{category}/{author}/")
+        while contents:
+            file_content = contents.pop(0)
+            if file_content.type == "dir":
+                contents.extend(repo.get_contents(file_content.path))
+            else:
+                file = file_content
+                all_files.append(str(file).replace('ContentFile(path="','').replace('")',''))
+        print("files in directory": all_files)
         for file in icon_files:
             #get file content from filesystem
             with open(file.name, 'r') as fp:
                 file_content = fp.read()
             filename = os.path.basename(file.name).replace(" ", "_")
-            site.create_file(
-                path=f'static/icons/{license}/{category}/{author}/{filename}',
-                message=f'create {filename}',
-                content=file_content,
-                branch=branch_name
-            )
+            git_file = f'static/icons/{license}/{category}/{author}/{filename}'
+            if git_file in all_files:
+                contents = site.get_contents(git_file)
+                site.update_file(contents.path, f'update {filename}', file_content, contents.sha, branch=branch_name)
+                print(git_file + ' UPDATED')
+            else:
+                site.create_file(
+                    path=git_file,
+                    message=f'create {filename}',
+                    content=file_content,
+                    branch=branch_name
+                )
         pull = create_pull_request(site,branch_name, github_user)
         return f"""<link href="https://cdnjs.cloudflare.com/ajax/libs/flowbite/1.6.4/flowbite.min.css"  rel="stylesheet" />
 <div class="flex p-4 mb-4 text-sm text-green-800 rounded-lg bg-green-200 " role="alert">