internal/accessor/category/get_by_codes.go

@@ -4,16 +4,16 @@ import (
 	categorydomain "legalgo-BE-go/internal/domain/category"
 )
 
-func (a *accessor) GetIDByCode(codes []string) ([]string, error) {
-	var categories []string
+func (a *accessor) GetIDByCode(code string) (string, error) {
+	var category string
 
 	if err := a.db.
 		Model(&categorydomain.Category{}).
-		Select("id").Where("code IN ?", codes).
-		Pluck("id", &categories).
+		Select("id").Where("code = ?", code).
+		Pluck("id", &category).
 		Error; err != nil {
-		return nil, err
+		return "", err
 	}
 
-	return categories, nil
+	return category, nil
 }

internal/accessor/category/impl.go

@@ -12,7 +12,7 @@ type accessor struct {
 type Category interface {
 	GetAllModel() ([]categorydomain.Category, error)
 	GetByIDs([]string) ([]categorydomain.Category, error)
-	GetIDByCode([]string) ([]string, error)
+	GetIDByCode(string) (string, error)
 	CreateModel(categorydomain.CategoryReq) error
 	Update(categorydomain.Category) error
 	Delete(string) error

internal/accessor/news/get_all.go

@@ -9,9 +9,9 @@ func (a *accessor) GetAll(filter newsdomain.NewsFilter) ([]newsdomain.News, erro
 		Preload("Categories").
 		Preload("Author")
 
-	if len(filter.Category) > 0 {
+	if filter.Category != "" {
 		query = query.Joins("JOIN news_categories nc ON nc.news_id = news.id").
-			Where("nc.category_id IN (?)", filter.Category)
+			Where("nc.category_id = ?", filter.Category)
 	}
 
 	if len(filter.Tags) > 0 {

internal/accessor/news/update.go

@@ -2,9 +2,7 @@ package newsrepository
 
 import (
 	"fmt"
-	categorydomain "legalgo-BE-go/internal/domain/category"
 	newsdomain "legalgo-BE-go/internal/domain/news"
-	tagdomain "legalgo-BE-go/internal/domain/tag"
 
 	"gorm.io/gorm/clause"
 )
@@ -36,27 +34,26 @@ func (a *accessor) Update(spec newsdomain.News) error {
 		tx.Rollback()
 		return fmt.Errorf("failed to update news: %v", err)
 	}
-
-	tagsDeleted := make([]tagdomain.Tag, len(spec.Tags))
-	copy(tagsDeleted, spec.Tags)
+	if len(spec.Tags) < 1 {
 		if err := tx.Model(&spec).Association("Tags").Clear(); err != nil {
 			tx.Rollback()
-		return fmt.Errorf("failed to remove previous tags: %v", err)
+			return fmt.Errorf("failed to clear tags: %v", err)
+		}
 	}
 
-	if err := tx.Model(&spec).Association("Tags").Append(tagsDeleted); err != nil {
+	if len(spec.Categories) < 1 {
+		if err := tx.Model(&spec).Association("Categories").Clear(); err != nil {
+			tx.Rollback()
+			return fmt.Errorf("failed to clear categories: %v", err)
+		}
+	}
+
+	if err := tx.Model(&spec).Association("Tags").Append(spec.Tags); err != nil {
 		tx.Rollback()
 		return fmt.Errorf("failed to add tags: %v", err)
 	}
 
-	categoriesDeleted := make([]categorydomain.Category, len(spec.Categories))
-	copy(categoriesDeleted, spec.Categories)
-	if err := tx.Model(&spec).Association("Categories").Clear(); err != nil {
-		tx.Rollback()
-		return fmt.Errorf("failed to remove previous categories: %v", err)
-	}
-
-	if err := tx.Model(&spec).Association("Categories").Append(categoriesDeleted); err != nil {
+	if err := tx.Model(&spec).Association("Categories").Append(spec.Categories); err != nil {
 		tx.Rollback()
 		return fmt.Errorf("failed to add categories: %v", err)
 	}

internal/api/http/news/get_all.go

@@ -21,7 +21,7 @@ func GetAll(
 		ctx := r.Context()
 		query := r.URL.Query()
 
-		category := query.Get("categories")
+		category := query.Get("category")
 		tags := query.Get("tags")
 
 		news, err = newsSvc.GetAll(category, tags)

internal/domain/news/spec.go

@@ -52,5 +52,5 @@ type NewsUpdate struct {
 
 type NewsFilter struct {
 	Tags     []string
-	Category []string
+	Category string
 }

internal/services/news/get_all.go

@@ -5,15 +5,16 @@ import (
 	"strings"
 )
 
-func (i *impl) GetAll(categoriesCode, tagCodes string) ([]newsdomain.News, error) {
-	var err error
+func (i *impl) GetAll(categoryCode, tagCodes string) ([]newsdomain.News, error) {
+	var (
+		category string
+		err      error
+	)
 
-	categories := []string{}
 	tags := []string{}
 	news := []newsdomain.News{}
 
 	tagCodeArr := strings.Split(tagCodes, " ")
-	categoryCodeArr := strings.Split(categoriesCode, " ")
 
 	if len(tagCodeArr) > 0 && tagCodeArr[0] != "" {
 		tags, err = i.tagRepo.GetIDsByCodes(tagCodeArr)
@@ -26,20 +27,20 @@ func (i *impl) GetAll(categoriesCode, tagCodes string) ([]newsdomain.News, error
 		}
 	}
 
-	if len(categoryCodeArr) > 0 && categoryCodeArr[0] != "" {
-		categories, err = i.categoryRepo.GetIDByCode(categoryCodeArr)
+	if categoryCode != "" {
+		category, err = i.categoryRepo.GetIDByCode(categoryCode)
 		if err != nil {
 			return news, err
 		}
 
-		if len(categories) < 1 {
+		if category == "" {
 			return news, nil
 		}
 	}
 
 	filter := newsdomain.NewsFilter{
 		Tags:     tags,
-		Category: categories,
+		Category: category,
 	}
 	return i.newsRepo.GetAll(filter)
 }