refactor: migrate to latest gorm version

refactor: language mappings implementation

repositories/language_mapping.go

@@ -0,0 +1,48 @@
+package repositories
+
+import (
+	"github.com/muety/wakapi/config"
+	"github.com/muety/wakapi/models"
+	"gorm.io/gorm"
+)
+
+type LanguageMappingRepository struct {
+	config *config.Config
+	db     *gorm.DB
+}
+
+func NewLanguageMappingRepository(db *gorm.DB) *LanguageMappingRepository {
+	return &LanguageMappingRepository{config: config.Get(), db: db}
+}
+
+func (r *LanguageMappingRepository) GetById(id uint) (*models.LanguageMapping, error) {
+	mapping := &models.LanguageMapping{}
+	if err := r.db.Where(&models.LanguageMapping{ID: id}).First(mapping).Error; err != nil {
+		return mapping, err
+	}
+	return mapping, nil
+}
+
+func (r *LanguageMappingRepository) GetByUser(userId string) ([]*models.LanguageMapping, error) {
+	var mappings []*models.LanguageMapping
+	if err := r.db.
+		Where(&models.LanguageMapping{UserID: userId}).
+		Find(&mappings).Error; err != nil {
+		return mappings, err
+	}
+	return mappings, nil
+}
+
+func (r *LanguageMappingRepository) Insert(mapping *models.LanguageMapping) (*models.LanguageMapping, error) {
+	result := r.db.Create(mapping)
+	if err := result.Error; err != nil {
+		return nil, err
+	}
+	return mapping, nil
+}
+
+func (r *LanguageMappingRepository) Delete(id uint) error {
+	return r.db.
+		Where("id = ?", id).
+		Delete(models.LanguageMapping{}).Error
+}