public void changeAccountStatus(int id, int accountStatus) {
Seller seller = sellerMapper.getSellerById(id);
seller.setAccountStatus(accountStatus);
sellerMapper.updateSeller(seller);
if (accountStatus == AccountStatus.SUSPEND) { // 冻结账号，停售所有产品
productService.changeProductsOfSeller(id, ProductStatus.Unsellable);
} else if (accountStatus == AccountStatus.OK) {
productService.changeProductsOfSeller(id, ProductStatus.Sellable);
}
emailService.sendEmailWhenAdminChangeAccountStatus(seller.getEmail());
}
public void updateSeller(Seller seller) {
sellerMapper.updateSeller(seller);
}