public async Task AddMealToDiaryAsync(int mealId, string userId, double quantity)
{
var user = this.userRepository
.All()
.Where(x => x.Id == userId)
.FirstOrDefault();
var meal = this.mealRepository
.AllAsNoTracking()
.Where(x => x.Id == mealId)
.FirstOrDefault();
user.RemainingCalories -= meal.KCal * quantity;
user.RemainingProtein -= meal.Protein * quantity;
user.RemainingCarbs -= meal.Carbs * quantity;
user.RemainingFat -= meal.Fat * quantity;
var mealDiary = new MealDiary
{
MealId = mealId,
UserId = userId,
MealQuantity = quantity,
};
await this.mealsDiaryRepository.AddAsync(mealDiary);
await this.mealsDiaryRepository.SaveChangesAsync();
await this.userRepository.SaveChangesAsync();
}
public async Task TesDeleteMealFromDiaryAsyncShouldReturnCorectly()
{
ApplicationDbContext db = GetDb();
var mealsDiaryRepository = new EfDeletableEntityRepository <MealDiary>(db);
var userRepository = new EfDeletableEntityRepository <ApplicationUser>(db);
var mealRepository = new EfDeletableEntityRepository <Meal>(db);
var workoutExerciseRepository = new EfRepository <WorkoutExercise>(db);
var service = new DiariesService(
mealsDiaryRepository,
userRepository,
mealRepository,
workoutExerciseRepository);
var user = new ApplicationUser
{
Id = "userId",
RemainingCalories = 800,
RemainingProtein = 800,
RemainingCarbs = 800,
RemainingFat = 800,
DailyCalories = 1800,
Protein = 1800,
Carbs = 1800,
Fat = 1800,
};
var meal = new Meal
{
Id = 1,
KCal = 100,
Protein = 100,
Carbs = 100,
Fat = 100,
};
var mealDiary = new MealDiary
{
MealId = 1,
UserId = "userId",
MealQuantity = 2,
};
var mealDiaryTwo = new MealDiary
{
MealId = 2,
UserId = "userId",
};
await db.Users.AddAsync(user);
await db.Meals.AddAsync(meal);
await db.MealsDiary.AddAsync(mealDiary);
await db.MealsDiary.AddAsync(mealDiaryTwo);
await db.SaveChangesAsync();
await service.DeleteMealFromDiaryAsync(1, "userId");
Assert.Single(db.MealsDiary.Where(x => x.UserId == "userId" && x.MealId == 2));
Assert.Equal(1000, user.RemainingCalories);
Assert.Equal(1000, user.RemainingProtein);
Assert.Equal(1000, user.RemainingCarbs);
Assert.Equal(1000, user.RemainingFat);
}