feat: init utils & schemas for block

src/services/blocks/utils/upload_files.py

@@ -0,0 +1,46 @@
+import os
+import uuid
+from fastapi import Request, UploadFile
+from src.services.blocks.schemas.files import BlockFile
+
+from src.services.users.schemas.users import PublicUser
+
+
+async def upload_file_and_return_file_object(request: Request, file: UploadFile, current_user: PublicUser, lecture_id: str, block_id: str):
+    # get file id
+    file_id = str(uuid.uuid4())
+
+    # get file format
+    file_format = file.filename.split(".")[-1]
+
+    # get file size
+    file_size = len(await file.read())
+
+    # get file type
+    file_type = file.content_type
+
+    # get file name
+    file_name = file.filename
+
+    # create file object
+    uploadable_file = BlockFile(
+        file_id=file_id,
+        file_format=file_format,
+        file_name=file_name,
+        file_size=file_size,
+        file_type=file_type,
+        lecture_id=lecture_id
+    )
+
+    # create folder for lecture
+    if not os.path.exists(f"content/uploads/files/lectures/{lecture_id}/blocks/{block_id}"):
+        os.mkdir(f"content/uploads/files/lectures/{lecture_id}/blocks/{block_id}")
+
+    # upload file to server
+    with open(f"content/uploads/files/lectures/{lecture_id}/blocks/{block_id}/{file_id}.{file_format}", 'wb') as f:
+        f.write(await file.read())
+        f.close()
+    
+    # TODO: do some error handling here
+
+    return uploadable_file