Inital stab at local flights

backend/alembic/versions/002_local_flights.py

@@ -0,0 +1,58 @@
+"""Add local_flights table for tracking local flights
+
+Revision ID: 002_local_flights
+Revises: 001_initial_schema
+Create Date: 2025-12-12 12:00:00.000000
+
+This migration adds a new table for tracking local flights (circuits, local, departure)
+that don't require PPR submissions.
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = '002_local_flights'
+down_revision = '001_initial_schema'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    """
+    Create local_flights table for tracking aircraft that book out locally.
+    """
+    
+    op.create_table('local_flights',
+        sa.Column('id', sa.BigInteger(), autoincrement=True, nullable=False),
+        sa.Column('registration', sa.String(length=16), nullable=False),
+        sa.Column('type', sa.String(length=32), nullable=False),
+        sa.Column('callsign', sa.String(length=16), nullable=True),
+        sa.Column('pob', sa.Integer(), nullable=False),
+        sa.Column('flight_type', sa.Enum('LOCAL', 'CIRCUITS', 'DEPARTURE', name='localflighttype'), nullable=False),
+        sa.Column('status', sa.Enum('BOOKED_OUT', 'DEPARTED', 'LANDED', 'CANCELLED', name='localflightstatus'), nullable=False, server_default='BOOKED_OUT'),
+        sa.Column('notes', sa.Text(), nullable=True),
+        sa.Column('booked_out_dt', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False),
+        sa.Column('departure_dt', sa.DateTime(), nullable=True),
+        sa.Column('landed_dt', sa.DateTime(), nullable=True),
+        sa.Column('created_by', sa.String(length=16), nullable=True),
+        sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP'), nullable=False),
+        sa.PrimaryKeyConstraint('id'),
+        mysql_engine='InnoDB',
+        mysql_charset='utf8mb4',
+        mysql_collate='utf8mb4_unicode_ci'
+    )
+    
+    # Create indexes for frequently queried columns
+    op.create_index('idx_registration', 'local_flights', ['registration'])
+    op.create_index('idx_flight_type', 'local_flights', ['flight_type'])
+    op.create_index('idx_status', 'local_flights', ['status'])
+    op.create_index('idx_booked_out_dt', 'local_flights', ['booked_out_dt'])
+    op.create_index('idx_created_by', 'local_flights', ['created_by'])
+
+
+def downgrade() -> None:
+    """
+    Drop the local_flights table.
+    """
+    op.drop_table('local_flights')