Initial commit

2025-12-07 13:34:02 +03:00
commit 38b382bdc9
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+-- Схема базы данных для интернет-магазина
+-- PostgreSQL
+
+-- Таблица ресурсов
+CREATE TABLE IF NOT EXISTS resources (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица действий
+CREATE TABLE IF NOT EXISTS actions (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица прав доступа
+CREATE TABLE IF NOT EXISTS permissions (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(100) UNIQUE NOT NULL,
+    resource_id INTEGER NOT NULL REFERENCES resources(id) ON DELETE RESTRICT,
+    action_id INTEGER NOT NULL REFERENCES actions(id) ON DELETE RESTRICT,
+    description TEXT,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(resource_id, action_id)
+);
+
+-- Таблица ролей
+CREATE TABLE IF NOT EXISTS roles (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица связи ролей и прав (многие-ко-многим)
+CREATE TABLE IF NOT EXISTS role_permissions (
+    id SERIAL PRIMARY KEY,
+    role_id INTEGER NOT NULL REFERENCES roles(id) ON DELETE CASCADE,
+    permission_id INTEGER NOT NULL REFERENCES permissions(id) ON DELETE CASCADE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(role_id, permission_id)
+);
+
+-- Таблица пользователей
+CREATE TABLE IF NOT EXISTS users (
+    id SERIAL PRIMARY KEY,
+    email VARCHAR(255) UNIQUE,
+    password_hash VARCHAR(255),
+    first_name VARCHAR(100),
+    last_name VARCHAR(100),
+    phone VARCHAR(20),
+    telegram_id BIGINT UNIQUE,
+    role_id INTEGER REFERENCES roles(id) ON DELETE SET NULL,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица аватаров пользователей
+CREATE TABLE IF NOT EXISTS user_avatars (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    image_url TEXT NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(user_id)
+);
+
+-- Таблица категорий товаров
+CREATE TABLE IF NOT EXISTS categories (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(255) NOT NULL,
+    slug VARCHAR(255) UNIQUE NOT NULL,
+    description TEXT,
+    parent_id INTEGER REFERENCES categories(id) ON DELETE SET NULL,
+    image_url VARCHAR(500),
+    is_active BOOLEAN DEFAULT TRUE,
+    sort_order INTEGER DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица товаров
+CREATE TABLE IF NOT EXISTS products (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(255) NOT NULL,
+    slug VARCHAR(255) UNIQUE NOT NULL,
+    description TEXT,
+    short_description TEXT,
+    sku VARCHAR(100) UNIQUE NOT NULL,
+    price DECIMAL(10, 2) NOT NULL CHECK (price >= 0),
+    compare_at_price DECIMAL(10, 2) CHECK (compare_at_price >= 0),
+    cost_price DECIMAL(10, 2) CHECK (cost_price >= 0),
+    discount_percent DECIMAL(5, 2) DEFAULT 0 CHECK (discount_percent >= 0 AND discount_percent <= 100),
+    category_id INTEGER REFERENCES categories(id) ON DELETE SET NULL,
+    stock_quantity INTEGER DEFAULT 0 CHECK (stock_quantity >= 0),
+    weight DECIMAL(8, 2),
+    dimensions VARCHAR(100),
+    is_active BOOLEAN DEFAULT TRUE,
+    is_featured BOOLEAN DEFAULT FALSE,
+    rating DECIMAL(3, 2) DEFAULT 0 CHECK (rating >= 0 AND rating <= 5),
+    review_count INTEGER DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица изображений товаров
+CREATE TABLE IF NOT EXISTS product_images (
+    id SERIAL PRIMARY KEY,
+    product_id INTEGER NOT NULL REFERENCES products(id) ON DELETE CASCADE,
+    image_url TEXT NOT NULL,
+    alt_text VARCHAR(255),
+    is_primary BOOLEAN DEFAULT FALSE,
+    sort_order INTEGER DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица адресов доставки
+CREATE TABLE IF NOT EXISTS addresses (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    first_name VARCHAR(100) NOT NULL,
+    last_name VARCHAR(100) NOT NULL,
+    phone VARCHAR(20),
+    country VARCHAR(100) NOT NULL,
+    city VARCHAR(100) NOT NULL,
+    street VARCHAR(255) NOT NULL,
+    building VARCHAR(50),
+    apartment VARCHAR(50),
+    postal_code VARCHAR(20),
+    is_default BOOLEAN DEFAULT FALSE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица статусов заказов
+CREATE TABLE IF NOT EXISTS order_statuses (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    color VARCHAR(20),
+    sort_order INTEGER DEFAULT 0,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица способов оплаты
+CREATE TABLE IF NOT EXISTS payment_methods (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    is_active BOOLEAN DEFAULT TRUE,
+    sort_order INTEGER DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица статусов платежей
+CREATE TABLE IF NOT EXISTS payment_statuses (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    slug VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    color VARCHAR(20),
+    sort_order INTEGER DEFAULT 0,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица заказов
+CREATE TABLE IF NOT EXISTS orders (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER REFERENCES users(id) ON DELETE SET NULL,
+    order_number VARCHAR(50) UNIQUE NOT NULL,
+    status_id INTEGER NOT NULL REFERENCES order_statuses(id) ON DELETE RESTRICT,
+    subtotal DECIMAL(10, 2) NOT NULL CHECK (subtotal >= 0),
+    tax_amount DECIMAL(10, 2) DEFAULT 0 CHECK (tax_amount >= 0),
+    shipping_cost DECIMAL(10, 2) DEFAULT 0 CHECK (shipping_cost >= 0),
+    discount_amount DECIMAL(10, 2) DEFAULT 0 CHECK (discount_amount >= 0),
+    total_amount DECIMAL(10, 2) NOT NULL CHECK (total_amount >= 0),
+    shipping_address_id INTEGER REFERENCES addresses(id) ON DELETE SET NULL,
+    billing_address_id INTEGER REFERENCES addresses(id) ON DELETE SET NULL,
+    payment_method_id INTEGER REFERENCES payment_methods(id) ON DELETE SET NULL,
+    payment_status_id INTEGER REFERENCES payment_statuses(id) ON DELETE RESTRICT,
+    notes TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица элементов заказа
+CREATE TABLE IF NOT EXISTS order_items (
+    id SERIAL PRIMARY KEY,
+    order_id INTEGER NOT NULL REFERENCES orders(id) ON DELETE CASCADE,
+    product_id INTEGER NOT NULL REFERENCES products(id) ON DELETE RESTRICT,
+    product_name VARCHAR(255) NOT NULL,
+    product_sku VARCHAR(100) NOT NULL,
+    quantity INTEGER NOT NULL CHECK (quantity > 0),
+    price DECIMAL(10, 2) NOT NULL CHECK (price >= 0),
+    subtotal DECIMAL(10, 2) NOT NULL CHECK (subtotal >= 0),
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Таблица корзины
+CREATE TABLE IF NOT EXISTS cart_items (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    product_id INTEGER NOT NULL REFERENCES products(id) ON DELETE CASCADE,
+    quantity INTEGER NOT NULL CHECK (quantity > 0),
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(user_id, product_id)
+);
+
+-- Таблица отзывов
+CREATE TABLE IF NOT EXISTS reviews (
+    id SERIAL PRIMARY KEY,
+    product_id INTEGER NOT NULL REFERENCES products(id) ON DELETE CASCADE,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    rating INTEGER NOT NULL CHECK (rating >= 1 AND rating <= 5),
+    title VARCHAR(255),
+    comment TEXT,
+    is_approved BOOLEAN DEFAULT FALSE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(product_id, user_id)
+);
+
+-- Таблица платежей
+CREATE TABLE IF NOT EXISTS payments (
+    id SERIAL PRIMARY KEY,
+    order_id INTEGER NOT NULL REFERENCES orders(id) ON DELETE CASCADE,
+    payment_method_id INTEGER NOT NULL REFERENCES payment_methods(id) ON DELETE RESTRICT,
+    transaction_id VARCHAR(255) UNIQUE,
+    amount DECIMAL(10, 2) NOT NULL CHECK (amount >= 0),
+    status_id INTEGER NOT NULL REFERENCES payment_statuses(id) ON DELETE RESTRICT,
+    payment_date TIMESTAMP,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Функция для автоматического обновления updated_at
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = CURRENT_TIMESTAMP;
+    RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+-- Функция для обновления рейтинга товара при добавлении/изменении отзыва
+CREATE OR REPLACE FUNCTION update_product_rating()
+RETURNS TRIGGER AS $$
+BEGIN
+    UPDATE products
+    SET 
+        rating = (
+            SELECT COALESCE(AVG(rating), 0)
+            FROM reviews
+            WHERE product_id = COALESCE(NEW.product_id, OLD.product_id)
+            AND is_approved = TRUE
+        ),
+        review_count = (
+            SELECT COUNT(*)
+            FROM reviews
+            WHERE product_id = COALESCE(NEW.product_id, OLD.product_id)
+            AND is_approved = TRUE
+        )
+    WHERE id = COALESCE(NEW.product_id, OLD.product_id);
+    
+    RETURN COALESCE(NEW, OLD);
+END;
+$$ language 'plpgsql';
+
+-- Функция для генерации номера заказа
+CREATE OR REPLACE FUNCTION generate_order_number()
+RETURNS TRIGGER AS $$
+BEGIN
+    IF NEW.order_number IS NULL OR NEW.order_number = '' THEN
+        NEW.order_number := 'ORD-' || TO_CHAR(NOW(), 'YYYYMMDD') || '-' || LPAD(NEW.id::TEXT, 6, '0');
+    END IF;
+    RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+-- Функция для получения ID статуса заказа по slug
+CREATE OR REPLACE FUNCTION get_order_status_id(status_slug VARCHAR)
+RETURNS INTEGER AS $$
+DECLARE
+    status_id INTEGER;
+BEGIN
+    SELECT id INTO status_id
+    FROM order_statuses
+    WHERE slug = status_slug AND is_active = TRUE
+    LIMIT 1;
+    
+    RETURN status_id;
+END;
+$$ language 'plpgsql';
+
+-- Функция для получения ID статуса платежа по slug
+CREATE OR REPLACE FUNCTION get_payment_status_id(status_slug VARCHAR)
+RETURNS INTEGER AS $$
+DECLARE
+    status_id INTEGER;
+BEGIN
+    SELECT id INTO status_id
+    FROM payment_statuses
+    WHERE slug = status_slug AND is_active = TRUE
+    LIMIT 1;
+    
+    RETURN status_id;
+END;
+$$ language 'plpgsql';
+
+-- Функция для получения ID способа оплаты по slug
+CREATE OR REPLACE FUNCTION get_payment_method_id(method_slug VARCHAR)
+RETURNS INTEGER AS $$
+DECLARE
+    method_id INTEGER;
+BEGIN
+    SELECT id INTO method_id
+    FROM payment_methods
+    WHERE slug = method_slug AND is_active = TRUE
+    LIMIT 1;
+    
+    RETURN method_id;
+END;
+$$ language 'plpgsql';
+
+-- Комментарии к таблицам
+COMMENT ON TABLE resources IS 'Ресурсы системы (products, orders, categories и т.д.)';
+COMMENT ON TABLE actions IS 'Действия над ресурсами (view, create, edit, delete и т.д.)';
+COMMENT ON TABLE permissions IS 'Права доступа к ресурсам системы';
+COMMENT ON TABLE roles IS 'Роли пользователей системы';
+COMMENT ON TABLE role_permissions IS 'Связь ролей и прав доступа (многие-ко-многим)';
+COMMENT ON TABLE users IS 'Пользователи системы (покупатели и администраторы)';
+COMMENT ON TABLE categories IS 'Категории товаров с поддержкой иерархии';
+COMMENT ON TABLE order_statuses IS 'Статусы заказов';
+COMMENT ON TABLE payment_methods IS 'Способы оплаты';
+COMMENT ON TABLE payment_statuses IS 'Статусы платежей';
+COMMENT ON TABLE products IS 'Товары магазина';
+COMMENT ON TABLE product_images IS 'Изображения товаров';
+COMMENT ON TABLE addresses IS 'Адреса доставки пользователей';
+COMMENT ON TABLE orders IS 'Заказы покупателей';
+COMMENT ON TABLE order_items IS 'Элементы заказа (товары в заказе)';
+COMMENT ON TABLE cart_items IS 'Корзина покупок';
+COMMENT ON TABLE reviews IS 'Отзывы на товары';
+COMMENT ON TABLE payments IS 'Платежи по заказам';
+
+-- Таблица настроек системы
+CREATE TABLE IF NOT EXISTS settings (
+    id SERIAL PRIMARY KEY,
+    key VARCHAR(100) UNIQUE NOT NULL,
+    value TEXT,
+    description TEXT,
+    type VARCHAR(50) DEFAULT 'string' CHECK (type IN ('string', 'boolean', 'number', 'json')),
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+COMMENT ON TABLE settings IS 'Настройки системы';
+COMMENT ON COLUMN settings.key IS 'Уникальный ключ настройки';
+COMMENT ON COLUMN settings.value IS 'Значение настройки (текст)';
+COMMENT ON COLUMN settings.type IS 'Тип значения: string, boolean, number, json';
+