package com.paymentlink.repository;

import com.paymentlink.model.entity.Product;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

import java.util.List;
import java.util.Optional;

@Repository
public interface ProductRepository extends JpaRepository<Product, Long> {

    Optional<Product> findById(Long id);

    List<Product> findByCategory(String category);

    @Query("SELECT DISTINCT p.category FROM Product p WHERE p.category IS NOT NULL")
    List<String> findDistinctCategories();

    @Query("SELECT p FROM Product p WHERE " +
           "LOWER(p.name) LIKE LOWER(CONCAT('%', :query, '%')) OR " +
           "LOWER(p.description) LIKE LOWER(CONCAT('%', :query, '%'))")
    List<Product> searchProducts(@Param("query") String query);

    @Query("SELECT p FROM Product p WHERE p.category = :category AND " +
           "(LOWER(p.name) LIKE LOWER(CONCAT('%', :query, '%')) OR " +
           "LOWER(p.description) LIKE LOWER(CONCAT('%', :query, '%')))")
    List<Product> searchProductsByCategory(@Param("query") String query, @Param("category") String category);
}