✨ Migrated db to only use uuids for images instead of links

migrations/versions/b74382b2c6ad_dont_include_host_in_image_urls_anymore.py

@@ -0,0 +1,75 @@
+"""Dont include host in image urls anymore
+
+Revision ID: b74382b2c6ad
+Revises: 44255816ff7b
+Create Date: 2023-05-25 16:25:11.646113
+
+"""
+import json
+import re
+
+from alembic import op
+import sqlalchemy as sa
+import ormar
+from sqlalchemy.orm import Session
+
+
+# revision identifiers, used by Alembic.
+revision = "b74382b2c6ad"
+down_revision = "44255816ff7b"
+branch_labels = None
+depends_on = None
+
+magic_regex = r"/api/v1/storage/download/(.{36}--.{36})"
+
+
+def upgrade() -> None:
+    from classquiz.config import settings
+
+    settings = settings()
+    conn = op.get_bind()
+    session = Session(bind=conn)
+    all_cover_images = session.execute("SELECT cover_image, id from quiz where cover_image is not null;")
+    for cover_image, id in all_cover_images:
+        new_cover_image = re.search(magic_regex, cover_image).group(1)
+        # print(new_cover_image, id)
+        session.execute(f"UPDATE quiz SET cover_image = '{new_cover_image}' WHERE id='{id}';")
+
+    all_background_images = session.execute("SELECT background_image, id from quiz where background_image is not null;")
+    for bg_image, id in all_background_images:
+        new_bg_image = re.search(magic_regex, bg_image).group(1)
+        # print(new_cover_image, id)
+        session.execute(f"UPDATE quiz SET cover_image = '{new_bg_image}' WHERE id='{id}';")
+
+    all_questions = session.execute("SELECT questions, id from quiz;")
+    question_image_regex = rf"{settings.root_address}/api/v1/storage/download/(?=.{{36}}--.{{36}})"
+    for question, id in all_questions:
+        question_as_json = json.dumps(question)
+        result = re.sub(question_image_regex, "", question_as_json)
+        session.execute(f"UPDATE quiz SET questions = '{result}' WHERE id='{id}';")
+
+
+def downgrade() -> None:
+    from classquiz.config import settings
+
+    settings = settings()
+    conn = op.get_bind()
+    session = Session(bind=conn)
+    all_cover_images = session.execute("SELECT cover_image, id from quiz where cover_image is not null;")
+    for cover_image, id in all_cover_images:
+        new_cover_image = f"{settings.root_address}/api/v1/storage/download/{cover_image}"
+        # print(new_cover_image, id)
+        session.execute(f"UPDATE quiz SET cover_image = '{new_cover_image}' WHERE id='{id}';")
+
+    all_background_images = session.execute("SELECT background_image, id from quiz where background_image is not null;")
+    for bg_image, id in all_background_images:
+        new_bg_image = f"{settings.root_address}/api/v1/storage/download/{bg_image}"
+        # print(new_cover_image, id)
+        session.execute(f"UPDATE quiz SET cover_image = '{new_bg_image}' WHERE id='{id}';")
+
+    all_questions = session.execute("SELECT questions, id from quiz;")
+    question_image_regex = r"(?=.{36}--.{36})"
+    for question, id in all_questions:
+        question_as_json = json.dumps(question)
+        result = re.sub(question_image_regex, f"{settings.root_address}/api/v1/storage/download", question_as_json)
+        session.execute(f"UPDATE quiz SET questions = '{result}' WHERE id='{id}';")