#!/usr/bin/env python3
"""
Migrate DEV database to add SLM-specific columns
"""

from sqlalchemy import create_engine, text

# DEV database
DEV_DB_URL = "sqlite:///./data-dev/seismo_fleet.db"

def migrate_dev_database():
    print("Migrating DEV database to add SLM columns...")
    print("=" * 60)

    engine = create_engine(DEV_DB_URL, connect_args={"check_same_thread": False})

    # SLM columns to add
    slm_columns = [
        ("slm_host", "VARCHAR"),
        ("slm_tcp_port", "INTEGER"),
        ("slm_model", "VARCHAR"),
        ("slm_serial_number", "VARCHAR"),
        ("slm_frequency_weighting", "VARCHAR"),
        ("slm_time_weighting", "VARCHAR"),
        ("slm_measurement_range", "VARCHAR"),
        ("slm_last_check", "DATETIME"),
    ]

    with engine.connect() as conn:
        for column_name, column_type in slm_columns:
            try:
                # Try to add the column
                conn.execute(text(f"ALTER TABLE roster ADD COLUMN {column_name} {column_type}"))
                conn.commit()
                print(f"✓ Added column: {column_name}")
            except Exception as e:
                if "duplicate column name" in str(e).lower():
                    print(f"  Column {column_name} already exists, skipping")
                else:
                    print(f"✗ Error adding {column_name}: {e}")

    print("=" * 60)
    print("DEV database migration completed!")

if __name__ == "__main__":
    migrate_dev_database()