Files
terra-view/backend/migrate_add_tbd_dates.py
2026-02-06 20:40:31 +00:00

90 lines
3.3 KiB
Python

"""
Migration: Add TBD date support to job reservations
Adds columns:
- job_reservations.estimated_end_date: For planning when end is TBD
- job_reservations.end_date_tbd: Boolean flag for TBD end dates
- job_reservation_units.unit_start_date: Unit-specific start (for swaps)
- job_reservation_units.unit_end_date: Unit-specific end (for swaps)
- job_reservation_units.unit_end_tbd: Unit-specific TBD flag
- job_reservation_units.notes: Notes for the assignment
Also makes job_reservations.end_date nullable.
"""
import sqlite3
import sys
from pathlib import Path
def migrate(db_path: str):
"""Run the migration."""
print(f"Migrating database: {db_path}")
conn = sqlite3.connect(db_path)
cursor = conn.cursor()
try:
# Check if job_reservations table exists
cursor.execute("SELECT name FROM sqlite_master WHERE type='table' AND name='job_reservations'")
if not cursor.fetchone():
print("job_reservations table does not exist. Skipping migration.")
return
# Get existing columns in job_reservations
cursor.execute("PRAGMA table_info(job_reservations)")
existing_cols = {row[1] for row in cursor.fetchall()}
# Add new columns to job_reservations if they don't exist
if 'estimated_end_date' not in existing_cols:
print("Adding estimated_end_date column to job_reservations...")
cursor.execute("ALTER TABLE job_reservations ADD COLUMN estimated_end_date DATE")
if 'end_date_tbd' not in existing_cols:
print("Adding end_date_tbd column to job_reservations...")
cursor.execute("ALTER TABLE job_reservations ADD COLUMN end_date_tbd BOOLEAN DEFAULT 0")
# Get existing columns in job_reservation_units
cursor.execute("PRAGMA table_info(job_reservation_units)")
unit_cols = {row[1] for row in cursor.fetchall()}
# Add new columns to job_reservation_units if they don't exist
if 'unit_start_date' not in unit_cols:
print("Adding unit_start_date column to job_reservation_units...")
cursor.execute("ALTER TABLE job_reservation_units ADD COLUMN unit_start_date DATE")
if 'unit_end_date' not in unit_cols:
print("Adding unit_end_date column to job_reservation_units...")
cursor.execute("ALTER TABLE job_reservation_units ADD COLUMN unit_end_date DATE")
if 'unit_end_tbd' not in unit_cols:
print("Adding unit_end_tbd column to job_reservation_units...")
cursor.execute("ALTER TABLE job_reservation_units ADD COLUMN unit_end_tbd BOOLEAN DEFAULT 0")
if 'notes' not in unit_cols:
print("Adding notes column to job_reservation_units...")
cursor.execute("ALTER TABLE job_reservation_units ADD COLUMN notes TEXT")
conn.commit()
print("Migration completed successfully!")
except Exception as e:
print(f"Migration failed: {e}")
conn.rollback()
raise
finally:
conn.close()
if __name__ == "__main__":
# Default to dev database
db_path = "./data-dev/seismo_fleet.db"
if len(sys.argv) > 1:
db_path = sys.argv[1]
if not Path(db_path).exists():
print(f"Database not found: {db_path}")
sys.exit(1)
migrate(db_path)