02: Changed setup for alembic and sqlAlchemy

alembic/env.py

@@ -0,0 +1,77 @@
+from logging.config import fileConfig
+from sqlalchemy import pool
+from sqlalchemy.ext.asyncio import async_engine_from_config
+from alembic import context
+from dotenv import load_dotenv
+import os
+
+load_dotenv()
+
+config = context.config
+
+config.set_main_option(
+    "sqlalchemy.url",
+    os.getenv("DATABASE_URL")
+)
+
+if config.config_file_name is not None:
+    fileConfig(config.config_file_name)
+
+from app.db.models.base import Base
+from app.db.models.location import Location
+from app.db.models.owner import Owner
+from app.db.models.property import Property
+from app.db.models.location import Location
+
+
+target_metadata = Base.metadata
+
+
+def run_migrations_offline():
+
+    url = config.get_main_option("sqlalchemy.url")
+
+    context.configure(
+        url=url,
+        target_metadata=target_metadata,
+        literal_binds=True,
+        dialect_opts={"paramstyle": "named"},
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+async def run_migrations_online():
+
+    connectable = async_engine_from_config(
+        config.get_section(config.config_ini_section),
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
+
+    async with connectable.connect() as connection:
+
+        def do_run_migrations(connection):
+            context.configure(
+                connection=connection,
+                target_metadata=target_metadata,
+            )
+
+            with context.begin_transaction():
+                context.run_migrations()
+
+        await connection.run_sync(do_run_migrations)
+
+    await connectable.dispose()
+
+def run():
+
+    if context.is_offline_mode():
+        run_migrations_offline()
+    else:
+        import asyncio
+        asyncio.run(run_migrations_online())
+
+
+run()