Files
shop-go/internal/database/migrate.go
T

108 lines
4.1 KiB
Go

package database
import (
"context"
"github.com/jackc/pgx/v5/pgxpool"
)
func Migrate(ctx context.Context, pool *pgxpool.Pool) error {
queries := []string{
`CREATE TABLE IF NOT EXISTS admins (
id SERIAL PRIMARY KEY,
email VARCHAR(255) UNIQUE NOT NULL,
password_hash VARCHAR(255) NOT NULL,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`ALTER TABLE products ADD COLUMN IF NOT EXISTS details TEXT NOT NULL DEFAULT ''`,
`ALTER TABLE products ADD COLUMN IF NOT EXISTS is_active BOOLEAN NOT NULL DEFAULT true`,
`ALTER TABLE products ADD COLUMN IF NOT EXISTS updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()`,
`CREATE TABLE IF NOT EXISTS product_images (
id SERIAL PRIMARY KEY,
product_id INT NOT NULL REFERENCES products(id) ON DELETE CASCADE,
file_path VARCHAR(512) NOT NULL,
is_primary BOOLEAN NOT NULL DEFAULT false,
sort_order INT NOT NULL DEFAULT 0,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`CREATE INDEX IF NOT EXISTS idx_product_images_product ON product_images (product_id)`,
`CREATE TABLE IF NOT EXISTS site_stats (
id INT PRIMARY KEY DEFAULT 1 CHECK (id = 1),
total_visits BIGINT NOT NULL DEFAULT 0,
today_visits INT NOT NULL DEFAULT 0,
visit_date DATE NOT NULL DEFAULT CURRENT_DATE
)`,
`INSERT INTO site_stats (id) VALUES (1) ON CONFLICT (id) DO NOTHING`,
`CREATE TABLE IF NOT EXISTS users (
id SERIAL PRIMARY KEY,
email VARCHAR(255) UNIQUE NOT NULL,
password_hash VARCHAR(255) NOT NULL,
name VARCHAR(255) NOT NULL DEFAULT '',
phone VARCHAR(50) NOT NULL DEFAULT '',
address TEXT NOT NULL DEFAULT '',
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`CREATE TABLE IF NOT EXISTS carts (
id SERIAL PRIMARY KEY,
user_id INT REFERENCES users(id) ON DELETE CASCADE,
session_key VARCHAR(64) NOT NULL DEFAULT '',
updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`CREATE UNIQUE INDEX IF NOT EXISTS idx_carts_user ON carts (user_id) WHERE user_id IS NOT NULL`,
`CREATE UNIQUE INDEX IF NOT EXISTS idx_carts_session ON carts (session_key) WHERE user_id IS NULL`,
`CREATE TABLE IF NOT EXISTS cart_items (
id SERIAL PRIMARY KEY,
cart_id INT NOT NULL REFERENCES carts(id) ON DELETE CASCADE,
product_id INT NOT NULL REFERENCES products(id) ON DELETE CASCADE,
quantity INT NOT NULL DEFAULT 1 CHECK (quantity > 0),
UNIQUE (cart_id, product_id)
)`,
`CREATE TABLE IF NOT EXISTS orders (
id SERIAL PRIMARY KEY,
user_id INT REFERENCES users(id) ON DELETE SET NULL,
guest_name VARCHAR(255) NOT NULL DEFAULT '',
guest_email VARCHAR(255) NOT NULL DEFAULT '',
guest_phone VARCHAR(50) NOT NULL DEFAULT '',
address TEXT NOT NULL DEFAULT '',
total NUMERIC(10,2) NOT NULL DEFAULT 0,
status VARCHAR(50) NOT NULL DEFAULT 'new',
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`CREATE TABLE IF NOT EXISTS order_items (
id SERIAL PRIMARY KEY,
order_id INT NOT NULL REFERENCES orders(id) ON DELETE CASCADE,
product_id INT NOT NULL,
product_name VARCHAR(255) NOT NULL,
price NUMERIC(10,2) NOT NULL,
quantity INT NOT NULL CHECK (quantity > 0)
)`,
`CREATE INDEX IF NOT EXISTS idx_orders_user ON orders (user_id)`,
`CREATE TABLE IF NOT EXISTS categories (
id SERIAL PRIMARY KEY,
name VARCHAR(100) NOT NULL UNIQUE,
slug VARCHAR(100) NOT NULL UNIQUE,
description TEXT NOT NULL DEFAULT '',
sort_order INT NOT NULL DEFAULT 0,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
)`,
`ALTER TABLE products ADD COLUMN IF NOT EXISTS category_id INT REFERENCES categories(id) ON DELETE SET NULL`,
`ALTER TABLE products ADD COLUMN IF NOT EXISTS sale_price NUMERIC(10,2)`,
`INSERT INTO categories (name, slug, sort_order) VALUES
('Электроника', 'elektronika', 1),
('Одежда', 'odezhda', 2),
('Дом и сад', 'dom-i-sad', 3),
('Аксессуары', 'aksessuary', 4),
('Разное', 'raznoe', 5)
ON CONFLICT (slug) DO NOTHING`,
`UPDATE products p SET category_id = c.id
FROM categories c WHERE p.category = c.name AND p.category_id IS NULL`,
}
for _, q := range queries {
if _, err := pool.Exec(ctx, q); err != nil {
return err
}
}
return nil
}