package org.hso.ecommerce.repos.shop;

import org.hso.ecommerce.entities.shop.Article;
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;

@Repository
public interface ArticleRepository extends JpaRepository<Article, Long> {

	@Query("SELECT a FROM Article a WHERE a.id = :articleId")
	Article findArticleById(@Param("articleId") long articleId);

	@Query("SELECT a FROM Article a")
	List<Article> findAll();

    @Query("SELECT a FROM Article a JOIN a.related ao WHERE ao.shouldBeAdvertised = true")
    List<Article> getAdvertisedArticles();

	@Query("SELECT a FROM CustomerOrderPosition cop JOIN cop.order co JOIN co.customer c JOIN cop.article a ORDER BY co.id DESC")
	List<Article> getOrderedArticles();

    @Query("SELECT a FROM CustomerOrderPosition cop JOIN cop.order co JOIN co.customer c JOIN cop.article a WHERE c.id = :customerId ORDER BY co.id DESC")
    List<Article> getOrderedArticles(long customerId);


    @Query("SELECT a FROM Article a WHERE a.title LIKE %:term%")
    List<Article> getArticlesByTerm(String term);

    @Query("SELECT a FROM Article a JOIN a.categories c WHERE :category = c.name")   //TODO: Wahrscheinlich falsch!
    List<Article>getArticlesByCategory(String category);


}