Fastapi refactor update

app/repositories/impl/file_storage/firebase.py

@@ -0,0 +1,83 @@
+import logging
+from typing import Optional
+
+import aiofiles
+from httpx import AsyncClient
+
+from app.repositories.abc import IFileStorage
+
+
+class FirebaseStorage(IFileStorage):
+
+    def __init__(self, client: AsyncClient, token: str, bucket: str):
+        self._httpx_client = client
+        self._token = token
+        self._storage_url = f'https://firebasestorage.googleapis.com/v0/b/{bucket}'
+        self._logger = logging.getLogger(__name__)
+
+    async def download_firebase_file(self, source_blob_name: str, destination_file_name: str) -> Optional[str]:
+        source_blob_name = source_blob_name.replace('/', '%2F')
+        download_url = f"{self._storage_url}/o/{source_blob_name}?alt=media"
+
+        response = await self._httpx_client.get(
+            download_url,
+            headers={'Authorization': f'Firebase {self._token}'}
+        )
+
+        if response.status_code == 200:
+            async with aiofiles.open(destination_file_name, 'wb') as file:
+                await file.write(response.content)
+            self._logger.info(f"File downloaded to {destination_file_name}")
+            return destination_file_name
+        else:
+            self._logger.error(f"Failed to download blob {source_blob_name}. {response.status_code} - {response.content}")
+            return None
+
+    async def upload_file_firebase_get_url(self, destination_blob_name: str, source_file_name: str) -> Optional[str]:
+        destination_blob_name = destination_blob_name.replace('/', '%2F')
+        upload_url = f"{self._storage_url}/o/{destination_blob_name}"
+
+        async with aiofiles.open(source_file_name, 'rb') as file:
+            file_bytes = await file.read()
+
+        response = await self._httpx_client.post(
+            upload_url,
+            headers={
+                'Authorization': f'Firebase {self._token}',
+                "X-Goog-Upload-Protocol": "multipart"
+            },
+            files={
+                'metadata': (None, '{"metadata":{"test":"testMetadata"}}', 'application/json'),
+                'file': file_bytes
+            }
+        )
+
+        if response.status_code == 200:
+            self._logger.info(f"File {source_file_name} uploaded to {self._storage_url}/o/{destination_blob_name}.")
+
+            # TODO: Test this
+            #await self.make_public(destination_blob_name)
+
+            file_url = f"{self._storage_url}/o/{destination_blob_name}"
+            return file_url
+        else:
+            self._logger.error(f"Failed to upload file {source_file_name}. Error: {response.status_code} - {str(response.content)}")
+            return None
+
+    async def make_public(self, destination_blob_name: str):
+        acl_url = f"{self._storage_url}/o/{destination_blob_name}/acl"
+        acl = {'entity': 'allUsers', 'role': 'READER'}
+
+        response = await self._httpx_client.post(
+            acl_url,
+            headers={
+                'Authorization': f'Bearer {self._token}',
+                'Content-Type': 'application/json'
+            },
+            json=acl
+        )
+
+        if response.status_code == 200:
+            self._logger.info(f"Blob {destination_blob_name} is now public.")
+        else:
+            self._logger.error(f"Failed to make blob {destination_blob_name} public. {response.status_code} - {response.content}")