a28e115e4f
- Set up project structure with FastAPI and SQLite - Create models for products and cart items - Implement schemas for API request/response validation - Add database migrations with Alembic - Create service layer for business logic - Implement API endpoints for cart operations - Add health endpoint for monitoring - Update documentation - Fix linting issues
78 lines
3.3 KiB
Python
78 lines
3.3 KiB
Python
"""initial migration
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Revision ID: 00001
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Revises:
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Create Date: 2023-11-15
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = '00001'
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down_revision = None
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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# Create products table
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op.create_table(
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'products',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('name', sa.String(length=255), nullable=False),
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sa.Column('description', sa.Text(), nullable=True),
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sa.Column('price', sa.Float(), nullable=False),
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sa.Column('stock', sa.Integer(), nullable=False),
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sa.Column('image_url', sa.String(length=512), nullable=True),
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sa.Column('is_active', sa.Boolean(), nullable=False),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_products_id'), 'products', ['id'], unique=False)
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op.create_index(op.f('ix_products_name'), 'products', ['name'], unique=False)
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# Create carts table
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op.create_table(
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'carts',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('user_id', sa.String(length=255), nullable=False),
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sa.Column('is_active', sa.Integer(), nullable=False),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_carts_id'), 'carts', ['id'], unique=False)
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op.create_index(op.f('ix_carts_user_id'), 'carts', ['user_id'], unique=False)
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# Create cart_items table
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op.create_table(
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'cart_items',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('(CURRENT_TIMESTAMP)'), nullable=True),
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sa.Column('cart_id', sa.Integer(), nullable=False),
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sa.Column('product_id', sa.Integer(), nullable=False),
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sa.Column('quantity', sa.Integer(), nullable=False),
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sa.Column('unit_price', sa.Float(), nullable=False),
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sa.ForeignKeyConstraint(['cart_id'], ['carts.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['product_id'], ['products.id'], ondelete='CASCADE'),
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sa.PrimaryKeyConstraint('id'),
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sa.UniqueConstraint('cart_id', 'product_id', name='uix_cart_product')
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)
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op.create_index(op.f('ix_cart_items_id'), 'cart_items', ['id'], unique=False)
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def downgrade() -> None:
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op.drop_index(op.f('ix_cart_items_id'), table_name='cart_items')
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op.drop_table('cart_items')
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op.drop_index(op.f('ix_carts_user_id'), table_name='carts')
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op.drop_index(op.f('ix_carts_id'), table_name='carts')
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op.drop_table('carts')
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op.drop_index(op.f('ix_products_name'), table_name='products')
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op.drop_index(op.f('ix_products_id'), table_name='products')
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op.drop_table('products') |