public async Task <Ingredient> CreateAsync(IngredientCreateInputModel model)
{
var ingredient = AutoMapper.Mapper.Map <Ingredient>(model);
if (model.AllergenIds != null)
{
foreach (var item in model.AllergenIds)
{
var allergen = this.dbContext.Allergens.FirstOrDefault(x => x.Id == item);
if (allergen == null)
{
return(null);
}
IngredientAllergen ingredientAllergen = new IngredientAllergen
{
IngredientId = ingredient.Id,
AllergenId = item,
Allergen = allergen,
};
ingredientAllergen = this.dbContext.IngredientAllergen.Add(ingredientAllergen).Entity;
ingredient.IngredientAllergens.Add(ingredientAllergen);
}
}
ingredient = this.dbContext.Ingredients.Add(ingredient).Entity;
await this.dbContext.SaveChangesAsync();
return(ingredient);
}
public async Task <Ingredient> EditAsync(IngredientEditInputModel model)
{
var ingredientFromDb = this.dbContext.Ingredients
.Include(x => x.IngredientAllergens)
.FirstOrDefault(x => x.Id == model.Id);
if (ingredientFromDb == null)
{
return(null);
}
ingredientFromDb.Name = model.Name;
ingredientFromDb.Description = model.Description;
ingredientFromDb.ImagePath = model.ImagePath;
ingredientFromDb.ModifiedOn = DateTime.UtcNow;
if (model.AllergenNames != null)
{
var oldallergens = this.dbContext.IngredientAllergen
.Include(x => x.Allergen)
.Where(x => x.IngredientId == ingredientFromDb.Id)
.ToList();
foreach (var item in model.AllergenNames)
{
if (item == "RemoveOlds")
{
this.dbContext.RemoveRange();
continue;
}
var allergen = this.dbContext.Allergens.FirstOrDefault(x => x.Name == item);
if (allergen == null)
{
continue;
}
IngredientAllergen ingredientAllergen = new IngredientAllergen
{
Ingredient = ingredientFromDb,
Allergen = allergen,
};
if (oldallergens.Select(x => x.Allergen).Contains(allergen))
{
continue;
}
ingredientAllergen = this.dbContext.IngredientAllergen.Add(ingredientAllergen).Entity;
}
}
await this.dbContext.SaveChangesAsync();
return(ingredientFromDb);
}
