rapid interations of server side app and firefox extension

2026-01-24 22:52:51 -05:00
commit b9b8048a2d
81 changed files with 9675 additions and 0 deletions
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+"""Add subscriptions table and link sources
+
+Revision ID: 002
+Revises: 001
+Create Date: 2025-01-25
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+revision: str = '002'
+down_revision: Union[str, None] = '001'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # Create subscriptions table
+    op.create_table(
+        'subscriptions',
+        sa.Column('id', sa.Integer(), nullable=False),
+        sa.Column('name', sa.String(255), nullable=False),
+        sa.Column('enabled', sa.Boolean(), default=True),
+        sa.Column('priority', sa.Integer(), default=0),
+        sa.Column('description', sa.Text(), nullable=True),
+        sa.Column('metadata', postgresql.JSONB(), default={}),
+        sa.Column('created_at', sa.DateTime(), server_default=sa.func.now()),
+        sa.Column('updated_at', sa.DateTime(), server_default=sa.func.now(), onupdate=sa.func.now()),
+        sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index('ix_subscriptions_name', 'subscriptions', ['name'], unique=True)
+
+    # Migrate existing sources to subscriptions
+    # Each unique source name becomes a subscription
+    conn = op.get_bind()
+
+    # Get existing sources
+    existing_sources = conn.execute(
+        sa.text("SELECT DISTINCT name FROM sources ORDER BY name")
+    ).fetchall()
+
+    # Create subscriptions for each unique source name
+    for (name,) in existing_sources:
+        conn.execute(
+            sa.text("INSERT INTO subscriptions (name, enabled, priority) VALUES (:name, true, 0)"),
+            {"name": name}
+        )
+
+    # Add subscription_id column to sources
+    op.add_column('sources', sa.Column('subscription_id', sa.Integer(), nullable=True))
+    op.create_index('ix_sources_subscription_id', 'sources', ['subscription_id'])
+
+    # Update sources with their subscription_id
+    conn.execute(sa.text("""
+        UPDATE sources s
+        SET subscription_id = sub.id
+        FROM subscriptions sub
+        WHERE s.name = sub.name
+    """))
+
+    # Make subscription_id NOT NULL after data migration
+    op.alter_column('sources', 'subscription_id', nullable=False)
+
+    # Add foreign key constraint
+    op.create_foreign_key(
+        'fk_sources_subscription_id',
+        'sources', 'subscriptions',
+        ['subscription_id'], ['id'],
+        ondelete='CASCADE'
+    )
+
+    # Remove name and priority columns from sources (now on subscription)
+    op.drop_column('sources', 'name')
+    op.drop_column('sources', 'priority')
+
+
+def downgrade() -> None:
+    # Add back name and priority columns to sources
+    op.add_column('sources', sa.Column('name', sa.String(255), nullable=True))
+    op.add_column('sources', sa.Column('priority', sa.Integer(), default=0))
+
+    # Populate name from subscription
+    conn = op.get_bind()
+    conn.execute(sa.text("""
+        UPDATE sources s
+        SET name = sub.name, priority = sub.priority
+        FROM subscriptions sub
+        WHERE s.subscription_id = sub.id
+    """))
+
+    op.alter_column('sources', 'name', nullable=False)
+
+    # Remove foreign key and subscription_id column
+    op.drop_constraint('fk_sources_subscription_id', 'sources', type_='foreignkey')
+    op.drop_index('ix_sources_subscription_id', 'sources')
+    op.drop_column('sources', 'subscription_id')
+
+    # Drop subscriptions table
+    op.drop_index('ix_subscriptions_name', 'subscriptions')
+    op.drop_table('subscriptions')