more inventory management work

alembic/env.py

@@ -28,6 +28,13 @@ target_metadata = Base.metadata
 # ... etc.
 
 
+def include_object(object, name, type_, reflected, compare_to):
+    # Skip materialized views during migrations
+    if type_ == "table" and name == "most_recent_tcgplayer_price":
+        return False
+    return True
+
+
 def run_migrations_offline() -> None:
     """Run migrations in 'offline' mode.
 
@@ -46,6 +53,7 @@ def run_migrations_offline() -> None:
         target_metadata=target_metadata,
         literal_binds=True,
         dialect_opts={"paramstyle": "named"},
+        include_object=include_object,
     )
 
     with context.begin_transaction():
@@ -67,7 +75,9 @@ def run_migrations_online() -> None:
 
     with connectable.connect() as connection:
         context.configure(
-            connection=connection, target_metadata=target_metadata
+            connection=connection, 
+            target_metadata=target_metadata,
+            include_object=include_object,
         )
 
         with context.begin_transaction():
@@ -77,4 +87,4 @@ def run_migrations_online() -> None:
 if context.is_offline_mode():
     run_migrations_offline()
 else:
-    run_migrations_online()
+    run_migrations_online()

alembic/versions/06605c625998_product.py

@@ -0,0 +1,34 @@
+"""product
+
+Revision ID: 06605c625998
+Revises: 28cfdbde1796
+Create Date: 2025-04-22 10:10:18.082314
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '06605c625998'
+down_revision: Union[str, None] = '28cfdbde1796'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint('physical_items_product_id_fkey', 'physical_items', type_='foreignkey')
+    op.create_foreign_key(None, 'physical_items', 'tcgplayer_products', ['product_id'], ['id'])
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint(None, 'physical_items', type_='foreignkey')
+    op.create_foreign_key('physical_items_product_id_fkey', 'physical_items', 'products', ['product_id'], ['id'])
+    # ### end Alembic commands ###

alembic/versions/32d21f7d33e9_inventory_management_improvements.py

@@ -0,0 +1,97 @@
+"""inventory management improvements
+
+Revision ID: 32d21f7d33e9
+Revises: d2c33dee079c
+Create Date: 2025-04-22 16:43:57.844419
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision: str = '32d21f7d33e9'
+down_revision: Union[str, None] = 'd2c33dee079c'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('marketplaces',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_marketplaces_id'), 'marketplaces', ['id'], unique=False)
+    op.create_index(op.f('ix_marketplaces_name'), 'marketplaces', ['name'], unique=True)
+    op.create_table('sealed_expected_values',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('product_id', sa.Integer(), nullable=True),
+    sa.Column('expected_value', sa.Float(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
+    sa.ForeignKeyConstraint(['product_id'], ['tcgplayer_products.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_sealed_expected_values_id'), 'sealed_expected_values', ['id'], unique=False)
+    op.create_table('marketplace_listings',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('inventory_item_id', sa.Integer(), nullable=False),
+    sa.Column('marketplace_id', sa.Integer(), nullable=False),
+    sa.Column('product_id', sa.Integer(), nullable=False),
+    sa.Column('listing_date', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('delisting_date', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('listed_price', sa.Float(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
+    sa.ForeignKeyConstraint(['inventory_item_id'], ['inventory_items.id'], ),
+    sa.ForeignKeyConstraint(['marketplace_id'], ['marketplaces.id'], ),
+    sa.ForeignKeyConstraint(['product_id'], ['tcgplayer_products.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_marketplace_listings_id'), 'marketplace_listings', ['id'], unique=False)
+    op.drop_index('ix_product_expected_values_id', table_name='product_expected_values')
+    op.drop_table('product_expected_values')
+    op.add_column('sealed_boxes', sa.Column('expected_value', sa.Float(), nullable=True))
+    op.add_column('sealed_cases', sa.Column('expected_value', sa.Float(), nullable=True))
+    op.add_column('sealed_cases', sa.Column('num_boxes', sa.Integer(), nullable=True))
+    op.add_column('transactions', sa.Column('marketplace_id', sa.Integer(), nullable=True))
+    op.create_foreign_key(None, 'transactions', 'marketplaces', ['marketplace_id'], ['id'])
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint(None, 'transactions', type_='foreignkey')
+    op.drop_column('transactions', 'marketplace_id')
+    op.drop_column('sealed_cases', 'num_boxes')
+    op.drop_column('sealed_cases', 'expected_value')
+    op.drop_column('sealed_boxes', 'expected_value')
+    op.create_table('product_expected_values',
+    sa.Column('id', sa.INTEGER(), autoincrement=True, nullable=False),
+    sa.Column('product_id', sa.INTEGER(), autoincrement=False, nullable=True),
+    sa.Column('expected_value', sa.DOUBLE_PRECISION(precision=53), autoincrement=False, nullable=True),
+    sa.Column('created_at', postgresql.TIMESTAMP(timezone=True), autoincrement=False, nullable=True),
+    sa.Column('updated_at', postgresql.TIMESTAMP(timezone=True), autoincrement=False, nullable=True),
+    sa.Column('deleted_at', postgresql.TIMESTAMP(timezone=True), autoincrement=False, nullable=True),
+    sa.ForeignKeyConstraint(['product_id'], ['tcgplayer_products.id'], name='product_expected_values_product_id_fkey'),
+    sa.PrimaryKeyConstraint('id', name='product_expected_values_pkey')
+    )
+    op.create_index('ix_product_expected_values_id', 'product_expected_values', ['id'], unique=False)
+    op.drop_index(op.f('ix_marketplace_listings_id'), table_name='marketplace_listings')
+    op.drop_table('marketplace_listings')
+    op.drop_index(op.f('ix_sealed_expected_values_id'), table_name='sealed_expected_values')
+    op.drop_table('sealed_expected_values')
+    op.drop_index(op.f('ix_marketplaces_name'), table_name='marketplaces')
+    op.drop_index(op.f('ix_marketplaces_id'), table_name='marketplaces')
+    op.drop_table('marketplaces')
+    # ### end Alembic commands ###

alembic/versions/d2c33dee079c_small_change_and_mat_view.py

@@ -0,0 +1,55 @@
+"""small change and mat view
+
+Revision ID: d2c33dee079c
+Revises: 06605c625998
+Create Date: 2025-04-22 10:27:25.322827
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'd2c33dee079c'
+down_revision: Union[str, None] = '06605c625998'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('product_expected_values',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('product_id', sa.Integer(), nullable=True),
+    sa.Column('expected_value', sa.Float(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
+    sa.ForeignKeyConstraint(['product_id'], ['tcgplayer_products.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_product_expected_values_id'), 'product_expected_values', ['id'], unique=False)
+    op.execute("""
+        CREATE MATERIALIZED VIEW IF NOT EXISTS most_recent_tcgplayer_price AS
+        SELECT DISTINCT ON (product_id) *
+        FROM public.tcgplayer_price_history
+        ORDER BY product_id, date DESC;
+    """)
+    op.execute("""
+        CREATE UNIQUE INDEX IF NOT EXISTS idx_most_recent_tcgplayer_price_product_id
+        ON most_recent_tcgplayer_price (product_id);
+    """)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_product_expected_values_id'), table_name='product_expected_values')
+    op.drop_table('product_expected_values')
+    op.execute("DROP INDEX IF EXISTS idx_most_recent_tcgplayer_price_product_id;")
+    op.execute("DROP MATERIALIZED VIEW IF EXISTS most_recent_tcgplayer_price;")
+    # ### end Alembic commands ###