-- +goose Up

CREATE TABLE IF NOT EXISTS b2b_language (
  id                INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
  created_at        DATETIME(6) NOT NULL,
  updated_at        DATETIME(6) NULL,
  deleted_at        DATETIME(6) NULL,
  name              VARCHAR(128) NOT NULL,
  iso_code          VARCHAR(2) NOT NULL,
  lang_code         VARCHAR(5) NOT NULL,
  date_format       VARCHAR(32) NOT NULL,
  date_format_short VARCHAR(32) NOT NULL,
  rtl               TINYINT(1) NOT NULL DEFAULT 0,
  is_default        TINYINT(1) NOT NULL DEFAULT 0,
  active            TINYINT(1) NOT NULL DEFAULT 1,
  flag              VARCHAR(16) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE INDEX IF NOT EXISTS idx_language_deleted_at
ON b2b_language (deleted_at);

CREATE TABLE IF NOT EXISTS b2b_components (
  id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
  name VARCHAR(255) NOT NULL
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;
CREATE UNIQUE INDEX IF NOT EXISTS uk_components_name ON b2b_components (name, id);
-- scopes
CREATE TABLE IF NOT EXISTS b2b_scopes (
  id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
  name VARCHAR(255) NOT NULL
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;
CREATE UNIQUE INDEX IF NOT EXISTS uk_scopes_name ON b2b_scopes (name);
-- translations
CREATE TABLE IF NOT EXISTS b2b_translations (
  lang_id INT UNSIGNED NOT NULL,
  scope_id INT UNSIGNED NOT NULL,
  component_id INT UNSIGNED NOT NULL,
  `key` VARCHAR(255) NOT NULL,
  data TEXT NULL,
  PRIMARY KEY (lang_id, scope_id, component_id, `key`),
  CONSTRAINT fk_translations_language FOREIGN KEY (lang_id) REFERENCES b2b_language(id) ON DELETE RESTRICT ON UPDATE RESTRICT,
  CONSTRAINT fk_translations_scope FOREIGN KEY (scope_id) REFERENCES b2b_scopes(id) ON DELETE RESTRICT ON UPDATE RESTRICT,
  CONSTRAINT fk_translations_component FOREIGN KEY (component_id) REFERENCES b2b_components(id) ON DELETE RESTRICT ON UPDATE RESTRICT
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;



-- customers
CREATE TABLE IF NOT EXISTS b2b_customers (
  id                             BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
  email                          VARCHAR(255) NOT NULL,
  password                       VARCHAR(255) NULL,
  first_name                     VARCHAR(100) NULL,
  last_name                      VARCHAR(100) NULL,
  role                           VARCHAR(20) NULL DEFAULT 'user',
  provider                       VARCHAR(20) NULL DEFAULT 'local',
  provider_id                    VARCHAR(255) NULL,
  avatar_url                      VARCHAR(500) NULL,
  is_active                       TINYINT(1) NULL DEFAULT 1,
  email_verified                  TINYINT(1) NULL DEFAULT 0,
  email_verification_token        VARCHAR(255) NULL,
  email_verification_expires      DATETIME(6) NULL,
  password_reset_token            VARCHAR(255) NULL,
  password_reset_expires          DATETIME(6) NULL,
  last_password_reset_request     DATETIME(6) NULL,
  last_login_at                   DATETIME(6) NULL,
  lang_id                         INT NULL DEFAULT 2,
  country_id                      INT NULL DEFAULT 2,
  created_at                      DATETIME(6) NULL,
  updated_at                      DATETIME(6) NULL,
  deleted_at                      DATETIME(6) NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE UNIQUE INDEX IF NOT EXISTS idx_customers_email
ON b2b_customers (email);

CREATE INDEX IF NOT EXISTS idx_customers_deleted_at
ON b2b_customers (deleted_at);


-- customer_carts
CREATE TABLE IF NOT EXISTS b2b_customer_carts (
  cart_id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
  user_id BIGINT UNSIGNED NOT NULL,
  name VARCHAR(255) NULL,
  CONSTRAINT fk_customer_carts_customers FOREIGN KEY (user_id) REFERENCES b2b_customers(id) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;
CREATE INDEX IF NOT EXISTS idx_customer_carts_user_id ON b2b_customer_carts (user_id);


-- carts_products
CREATE TABLE IF NOT EXISTS b2b_carts_products (
  id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
  cart_id INT UNSIGNED NOT NULL,
  product_id INT UNSIGNED NOT NULL,
  product_attribute_id INT NULL,
  amount INT UNSIGNED NOT NULL,
  CONSTRAINT fk_carts_products_customer_carts FOREIGN KEY (cart_id) REFERENCES b2b_customer_carts (cart_id) ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT fk_carts_products_product FOREIGN KEY (product_id) REFERENCES ps_product (id_product) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;
CREATE INDEX IF NOT EXISTS idx_carts_products_cart_id ON b2b_carts_products (cart_id);


-- refresh_tokens
CREATE TABLE IF NOT EXISTS b2b_refresh_tokens (
  id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
  customer_id BIGINT UNSIGNED NOT NULL,
  token_hash VARCHAR(64) NOT NULL,
  expires_at DATETIME(6) NOT NULL,
  created_at DATETIME(6) NOT NULL,
  CONSTRAINT fk_refresh_tokens_customer FOREIGN KEY (customer_id) REFERENCES b2b_customers(id) ON DELETE CASCADE
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;
CREATE UNIQUE INDEX IF NOT EXISTS uk_refresh_tokens_token_hash ON b2b_refresh_tokens (token_hash);
CREATE INDEX IF NOT EXISTS idx_refresh_tokens_customer_id ON b2b_refresh_tokens (customer_id);

CREATE TABLE `b2b_currencies` ( 
  `id` BIGINT UNSIGNED AUTO_INCREMENT NOT NULL,
  `ps_id_currency` INT UNSIGNED NOT NULL,
  `is_default` TINYINT NOT NULL,
  `is_active` TINYINT NOT NULL,
   PRIMARY KEY (`id`)
)
ENGINE = InnoDB;

ALTER TABLE `b2b_currencies` ADD CONSTRAINT `FK_b2b_currencies_ps_id_currency` FOREIGN KEY (`ps_id_currency`) REFERENCES `ps_currency` (`id_currency`) ON DELETE CASCADE ON UPDATE CASCADE;

CREATE INDEX `fk_b2b_currencies_ps_currency` 
ON `b2b_currencies` (
  `ps_id_currency` ASC
);

CREATE TABLE `b2b_currency_rates` ( 
  `id` BIGINT UNSIGNED AUTO_INCREMENT NOT NULL,
  `b2b_id_currency` BIGINT UNSIGNED NOT NULL,
  `created_at` DATETIME NOT NULL,
  `conversion_rate` DECIMAL(13,6) NULL DEFAULT NULL ,
   PRIMARY KEY (`id`)
)
ENGINE = InnoDB;
ALTER TABLE `b2b_currency_rates` ADD CONSTRAINT `FK_b2b_currency_rates_b2b_id_currency` FOREIGN KEY (`b2b_id_currency`) REFERENCES `b2b_currencies` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;

CREATE INDEX `fk_b2b_currency_rates_b2b_currencies` 
ON `b2b_currency_rates` (
  `b2b_id_currency` ASC
);

-- countries
CREATE TABLE IF NOT EXISTS b2b_countries (
  `id` BIGINT UNSIGNED AUTO_INCREMENT NOT NULL,
  `flag` VARCHAR(16) NOT NULL,
  `ps_id_country` INT UNSIGNED NOT NULL,
  `b2b_id_currency` BIGINT UNSIGNED NOT NULL,
   PRIMARY KEY (`id`),
  CONSTRAINT `fk_b2b_countries_ps_country` FOREIGN KEY (`ps_id_country`) REFERENCES `ps_country` (`id_country`) ON DELETE NO ACTION ON UPDATE NO ACTION,
  CONSTRAINT `FK_b2b_countries_b2b_id_currency` FOREIGN KEY (`b2b_id_currency`) REFERENCES `b2b_currencies` (`id`) ON DELETE NO ACTION ON UPDATE NO ACTION
)
ENGINE = InnoDB;
CREATE INDEX `fk_b2b_countries_ps_country` 
ON `b2b_countries` (
  `ps_id_country` ASC
);

CREATE TABLE b2b_specific_price (
  id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
  name VARCHAR(255) NOT NULL,
  created_at DATETIME NULL,
  updated_at DATETIME NULL,
  deleted_at DATETIME NULL,
  scope ENUM('shop', 'category', 'product') NOT NULL,
  valid_from DATETIME NULL,
  valid_till DATETIME NULL,
  has_expiration_date BOOLEAN DEFAULT FALSE,
  reduction_type ENUM('amount', 'percentage') NOT NULL,
  price DECIMAL(10, 2) NULL,
  b2b_id_currency BIGINT UNSIGNED NULL, -- specifies which currency is used for the price
  percentage_reduction DECIMAL(5, 2) NULL,
  from_quantity INT UNSIGNED DEFAULT 1,
  is_active BOOLEAN DEFAULT TRUE,
  CONSTRAINT fk_b2b_specific_price_country FOREIGN KEY (b2b_id_country) REFERENCES b2b_countries(id) ON DELETE
  SET
    NULL ON UPDATE CASCADE,
    CONSTRAINT fk_b2b_specific_price_customer FOREIGN KEY (b2b_id_customer) REFERENCES b2b_customers(id) ON DELETE
  SET
    NULL ON UPDATE CASCADE,
    CONSTRAINT fk_b2b_specific_price_currency FOREIGN KEY (b2b_id_currency) REFERENCES b2b_currencies(id) ON DELETE
  SET
    NULL ON UPDATE CASCADE
) ENGINE = InnoDB;
CREATE INDEX idx_b2b_scope ON b2b_specific_price(scope);
CREATE INDEX idx_b2b_customer ON b2b_specific_price(b2b_id_customer);
CREATE INDEX idx_b2b_country ON b2b_specific_price(b2b_id_country);
CREATE INDEX idx_b2b_active_dates ON b2b_specific_price(is_active, valid_from, valid_till);
CREATE INDEX idx_b2b_lookup 
ON b2b_specific_price (
  scope,
  is_active,
  b2b_id_customer,
  b2b_id_country,
  from_quantity
);

CREATE TABLE b2b_specific_price_product (
  b2b_specific_price_id BIGINT UNSIGNED,
  id_product INT UNSIGNED,
  PRIMARY KEY (b2b_specific_price_id, id_product),
  FOREIGN KEY (b2b_specific_price_id) REFERENCES b2b_specific_price(id) ON DELETE CASCADE,
  FOREIGN KEY (id_product) REFERENCES ps_product(id_product) ON DELETE CASCADE
);

CREATE TABLE b2b_specific_price_category (
  b2b_specific_price_id BIGINT UNSIGNED,
  id_category INT UNSIGNED,
  PRIMARY KEY (b2b_specific_price_id, id_category),
  FOREIGN KEY (b2b_specific_price_id) REFERENCES b2b_specific_price(id) ON DELETE CASCADE,
  FOREIGN KEY (id_category) REFERENCES ps_category(id_category) ON DELETE CASCADE
);

CREATE TABLE b2b_specific_price_product_attribute (
  b2b_specific_price_id BIGINT UNSIGNED,
  id_product_attribute INT UNSIGNED,
  PRIMARY KEY (b2b_specific_price_id, id_product_attribute),
  FOREIGN KEY (b2b_specific_price_id) REFERENCES b2b_specific_price(id) ON DELETE CASCADE,
  FOREIGN KEY (id_product_attribute) REFERENCES ps_product_attribute(id_product_attribute) ON DELETE CASCADE
);

CREATE TABLE b2b_specific_price_customer (
  b2b_specific_price_id BIGINT UNSIGNED,
  b2b_id_customer BIGINT UNSIGNED,
  PRIMARY KEY (b2b_specific_price_id, b2b_id_customer),
  FOREIGN KEY (b2b_specific_price_id) REFERENCES b2b_specific_price(id) ON DELETE CASCADE,
  FOREIGN KEY (b2b_id_customer) REFERENCES b2b_customers(id) ON DELETE CASCADE
);

CREATE TABLE b2b_specific_price_country (
  b2b_specific_price_id BIGINT UNSIGNED,
  b2b_id_country BIGINT UNSIGNED,
  PRIMARY KEY (b2b_specific_price_id, b2b_id_country),
  FOREIGN KEY (b2b_specific_price_id) REFERENCES b2b_specific_price(id) ON DELETE CASCADE,
  FOREIGN KEY (b2b_id_country) REFERENCES b2b_countries(id) ON DELETE CASCADE
);

CREATE INDEX idx_b2b_product_rel 
ON b2b_specific_price_product (id_product);

CREATE INDEX idx_b2b_category_rel 
ON b2b_specific_price_category (id_category);

CREATE INDEX idx_b2b_product_attribute_rel 
ON b2b_specific_price_product_attribute (id_product_attribute);

CREATE INDEX idx_bsp_customer 
ON b2b_specific_price_customer (b2b_specific_price_id, b2b_id_customer);

CREATE INDEX idx_bsp_country 
ON b2b_specific_price_country (b2b_specific_price_id, b2b_id_country);
-- +goose Down

DROP TABLE IF EXISTS b2b_countries;
DROP TABLE IF EXISTS b2b_language;
DROP TABLE IF EXISTS b2b_components;
DROP TABLE IF EXISTS b2b_scopes;
DROP TABLE IF EXISTS b2b_translations;
DROP TABLE IF EXISTS b2b_customers;
DROP TABLE IF EXISTS b2b_refresh_tokens;
DROP TABLE IF EXISTS b2b_currencies;
DROP TABLE IF EXISTS b2b_currency_rates;
DROP TABLE IF EXISTS b2b_specific_price;
DROP TABLE IF EXISTS b2b_specific_price_product;
DROP TABLE IF EXISTS b2b_specific_price_category;
DROP TABLE IF EXISTS b2b_specific_price_product_attribute;