add database and migration logic (#27)

* update chat_microservice

* reformat logger_conf

* add database

* add service and repository logic

* fix constants gpt base url

* add models endpoints

bot_microservice/infra/database/migrations/versions/2023-10-05-18-28_eb78565abec7.py

@@ -0,0 +1,34 @@
+"""initial commit
+
+Revision ID: eb78565abec7
+Revises: 
+Create Date: 2023-10-05 18:28:30.915361
+
+"""
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "eb78565abec7"
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "chatgpt",
+        sa.Column("id", sa.INTEGER(), autoincrement=True, nullable=False),
+        sa.Column("model", sa.VARCHAR(length=256), nullable=False),
+        sa.Column("priority", sa.SMALLINT(), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("model"),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table("chatgpt")
+    # ### end Alembic commands ###

bot_microservice/infra/database/migrations/versions/2023-10-05-20-44_c2e443941930.py

@@ -0,0 +1,49 @@
+"""create chat gpt models
+
+Revision ID: c2e443941930
+Revises: eb78565abec7
+Create Date: 2025-10-05 20:44:05.414977
+
+"""
+
+from sqlalchemy import create_engine, select
+from sqlalchemy.orm import sessionmaker
+
+from constants import ChatGptModelsEnum
+from core.bot.models.chat_gpt import ChatGpt
+from settings.config import settings
+
+# revision identifiers, used by Alembic.
+revision = "c2e443941930"
+down_revision = "eb78565abec7"
+branch_labels: str | None = None
+depends_on: str | None = None
+
+engine = create_engine(str(settings.db_url), echo=settings.DB_ECHO)
+session_factory = sessionmaker(engine)
+
+
+def upgrade() -> None:
+    with session_factory() as session:
+        query = select(ChatGpt)
+        results = session.execute(query)
+        models = results.scalars().all()
+
+        if models:
+            return None
+        models = []
+        for model in ChatGptModelsEnum:
+            priority = 0 if model != "gpt-3.5-turbo-stream-FreeGpt" else 1
+            fields = {"model": model, "priority": priority}
+            models.append(ChatGpt(**fields))
+        session.add_all(models)
+        session.commit()
+
+
+def downgrade() -> None:
+    with session_factory() as session:
+        session.execute(f"""TRUNCATE TABLE {ChatGpt.__tablename__}""")
+        session.commit()
+
+
+engine.dispose()