48 lines
1.9 KiB
Python
48 lines
1.9 KiB
Python
from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
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from sqlalchemy import text
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from app.models import Base
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import os
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from dotenv import load_dotenv
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load_dotenv()
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DATABASE_URL = os.getenv("DATABASE_URL", "sqlite+aiosqlite:///./stock_analysis.db")
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engine = create_async_engine(DATABASE_URL, echo=True)
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AsyncSessionLocal = async_sessionmaker(engine, expire_on_commit=False)
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async def init_db():
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async with engine.begin() as conn:
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await conn.run_sync(Base.metadata.create_all)
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# Migration: Add ai_model column if it doesn't exist (for SQLite)
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try:
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await conn.execute(
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text("ALTER TABLE reports ADD COLUMN ai_model VARCHAR(100) DEFAULT 'gemini-2.0-flash-exp'")
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)
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print("Migration: Added ai_model column to reports table")
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except Exception as e:
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# Column already exists or other error
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if "duplicate column" not in str(e).lower() and "already exists" not in str(e).lower():
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print(f"Migration check: {e}")
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# Migration: Add token columns to report_sections
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columns_to_add = [
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("prompt_tokens", "INTEGER DEFAULT 0"),
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("completion_tokens", "INTEGER DEFAULT 0"),
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("total_tokens", "INTEGER DEFAULT 0")
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]
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for col_name, col_type in columns_to_add:
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try:
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await conn.execute(text(f"ALTER TABLE report_sections ADD COLUMN {col_name} {col_type}"))
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print(f"Migration: Added {col_name} to report_sections table")
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except Exception as e:
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# SQLite error for duplicate column usually contains "duplicate column name"
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if "duplicate column" not in str(e).lower() and "already exists" not in str(e).lower():
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print(f"Migration check for {col_name}: {e}")
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async def get_db():
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async with AsyncSessionLocal() as session:
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yield session
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