"""Initial database schema

Revision ID: 7e09f220937b
Revises: 
Create Date: 2026-09-28 16:12:52.083283

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '7e09f220937b'
down_revision = None
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('categories',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('image', sa.String(length=255), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('customers',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('first_name', sa.String(length=100), nullable=False),
    sa.Column('last_name', sa.String(length=100), nullable=False),
    sa.Column('phone', sa.String(length=30), nullable=False),
    sa.Column('email', sa.String(length=150), nullable=True),
    sa.Column('password_hash', sa.String(length=255), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('delivery_zones',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('fee', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('site_settings',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('business_name', sa.String(length=150), nullable=False),
    sa.Column('site_url', sa.String(length=255), nullable=True),
    sa.Column('logo', sa.String(length=255), nullable=True),
    sa.Column('phone', sa.String(length=50), nullable=True),
    sa.Column('email', sa.String(length=150), nullable=True),
    sa.Column('address', sa.Text(), nullable=True),
    sa.Column('whatsapp_number', sa.String(length=50), nullable=True),
    sa.Column('facebook_url', sa.String(length=255), nullable=True),
    sa.Column('instagram_url', sa.String(length=255), nullable=True),
    sa.Column('default_meta_title', sa.String(length=255), nullable=True),
    sa.Column('default_meta_description', sa.String(length=320), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=80), nullable=False),
    sa.Column('password_hash', sa.String(length=255), nullable=False),
    sa.Column('role', sa.String(length=20), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('username')
    )
    op.create_table('addresses',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('customer_id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=150), nullable=False),
    sa.Column('phone', sa.String(length=30), nullable=False),
    sa.Column('address_line', sa.Text(), nullable=False),
    sa.Column('city', sa.String(length=100), nullable=True),
    sa.Column('district', sa.String(length=100), nullable=True),
    sa.Column('delivery_notes', sa.Text(), nullable=True),
    sa.Column('is_default', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['customer_id'], ['customers.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('carts',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('customer_id', sa.Integer(), nullable=True),
    sa.Column('session_id', sa.String(length=255), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['customer_id'], ['customers.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('session_id')
    )
    op.create_table('orders',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('order_number', sa.String(length=50), nullable=False),
    sa.Column('customer_id', sa.Integer(), nullable=True),
    sa.Column('customer_name', sa.String(length=200), nullable=False),
    sa.Column('customer_email', sa.String(length=150), nullable=True),
    sa.Column('customer_phone', sa.String(length=30), nullable=False),
    sa.Column('delivery_method', sa.String(length=30), nullable=False),
    sa.Column('delivery_address', sa.Text(), nullable=True),
    sa.Column('delivery_notes', sa.Text(), nullable=True),
    sa.Column('subtotal', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('delivery_fee', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('total', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('order_status', sa.String(length=30), nullable=False),
    sa.Column('payment_status', sa.String(length=30), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['customer_id'], ['customers.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('order_number')
    )
    op.create_table('products',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('category_id', sa.Integer(), nullable=True),
    sa.Column('name', sa.String(length=150), nullable=False),
    sa.Column('slug', sa.String(length=180), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('meta_title', sa.String(length=255), nullable=True),
    sa.Column('meta_description', sa.String(length=320), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['category_id'], ['categories.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('slug')
    )
    op.create_table('deliveries',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('order_id', sa.Integer(), nullable=False),
    sa.Column('delivery_method', sa.String(length=30), nullable=False),
    sa.Column('delivery_status', sa.String(length=30), nullable=False),
    sa.Column('address', sa.Text(), nullable=True),
    sa.Column('fee', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('tracking_reference', sa.String(length=150), nullable=True),
    sa.Column('dispatched_at', sa.DateTime(), nullable=True),
    sa.Column('delivered_at', sa.DateTime(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['order_id'], ['orders.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('order_id')
    )
    op.create_table('notifications',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('customer_id', sa.Integer(), nullable=False),
    sa.Column('order_id', sa.Integer(), nullable=True),
    sa.Column('type', sa.String(length=50), nullable=False),
    sa.Column('message', sa.Text(), nullable=False),
    sa.Column('is_read', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['customer_id'], ['customers.id'], ),
    sa.ForeignKeyConstraint(['order_id'], ['orders.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('order_status_history',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('order_id', sa.Integer(), nullable=False),
    sa.Column('status', sa.String(length=30), nullable=False),
    sa.Column('changed_by', sa.String(length=100), nullable=True),
    sa.Column('note', sa.Text(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['order_id'], ['orders.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('payments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('order_id', sa.Integer(), nullable=False),
    sa.Column('payment_method', sa.String(length=30), nullable=False),
    sa.Column('amount', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('status', sa.String(length=30), nullable=False),
    sa.Column('transaction_reference', sa.String(length=150), nullable=True),
    sa.Column('gateway_reference', sa.String(length=150), nullable=True),
    sa.Column('paid_at', sa.DateTime(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['order_id'], ['orders.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('product_images',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('product_id', sa.Integer(), nullable=False),
    sa.Column('filename', sa.String(length=255), nullable=False),
    sa.Column('is_primary', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['product_id'], ['products.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('product_variants',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('product_id', sa.Integer(), nullable=False),
    sa.Column('mass', sa.String(length=50), nullable=False),
    sa.Column('price', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('stock_quantity', sa.Integer(), nullable=False),
    sa.Column('sku', sa.String(length=100), nullable=True),
    sa.Column('is_available', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['product_id'], ['products.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('sku')
    )
    op.create_table('reviews',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('product_id', sa.Integer(), nullable=False),
    sa.Column('customer_id', sa.Integer(), nullable=False),
    sa.Column('rating', sa.Integer(), nullable=False),
    sa.Column('title', sa.String(length=150), nullable=True),
    sa.Column('comment', sa.Text(), nullable=True),
    sa.Column('is_approved', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['customer_id'], ['customers.id'], ),
    sa.ForeignKeyConstraint(['product_id'], ['products.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('cart_items',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('cart_id', sa.Integer(), nullable=False),
    sa.Column('variant_id', sa.Integer(), nullable=False),
    sa.Column('quantity', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['cart_id'], ['carts.id'], ),
    sa.ForeignKeyConstraint(['variant_id'], ['product_variants.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('order_items',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('order_id', sa.Integer(), nullable=False),
    sa.Column('variant_id', sa.Integer(), nullable=True),
    sa.Column('product_name', sa.String(length=150), nullable=False),
    sa.Column('mass', sa.String(length=50), nullable=False),
    sa.Column('quantity', sa.Integer(), nullable=False),
    sa.Column('unit_price', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.Column('subtotal', sa.Numeric(precision=10, scale=2), nullable=False),
    sa.ForeignKeyConstraint(['order_id'], ['orders.id'], ),
    sa.ForeignKeyConstraint(['variant_id'], ['product_variants.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('payment_transactions',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('payment_id', sa.Integer(), nullable=False),
    sa.Column('transaction_reference', sa.String(length=150), nullable=True),
    sa.Column('gateway', sa.String(length=50), nullable=False),
    sa.Column('request_data', sa.Text(), nullable=True),
    sa.Column('response_data', sa.Text(), nullable=True),
    sa.Column('status', sa.String(length=30), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['payment_id'], ['payments.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('stock_movements',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('variant_id', sa.Integer(), nullable=False),
    sa.Column('quantity', sa.Integer(), nullable=False),
    sa.Column('movement_type', sa.String(length=30), nullable=False),
    sa.Column('reference', sa.String(length=255), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.ForeignKeyConstraint(['variant_id'], ['product_variants.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('stock_movements')
    op.drop_table('payment_transactions')
    op.drop_table('order_items')
    op.drop_table('cart_items')
    op.drop_table('reviews')
    op.drop_table('product_variants')
    op.drop_table('product_images')
    op.drop_table('payments')
    op.drop_table('order_status_history')
    op.drop_table('notifications')
    op.drop_table('deliveries')
    op.drop_table('products')
    op.drop_table('orders')
    op.drop_table('carts')
    op.drop_table('addresses')
    op.drop_table('users')
    op.drop_table('site_settings')
    op.drop_table('delivery_zones')
    op.drop_table('customers')
    op.drop_table('categories')
    # ### end Alembic commands ###