public EatingPlanController()
{
ep = new EatingPlan();
ic = this;
ic.InstantiateMasterController();
ic.Start();
}
public async Task AddEatingPlantToClient(EatingPlanInputModel input)
{
var client = await this.db.Users.FirstOrDefaultAsync(u => u.Id == input.ClientId);
if (client == null)
{
throw new ArgumentException("Невалиден клиент.");
}
var eatingPlan = new EatingPlan()
{
User = client,
UserId = client.Id,
};
var mealPlans = new List <MealPlan>();
foreach (var plan in input.MealPlans.Where(d => d.Meals != null).ToList())
{
var mealPlan = new MealPlan()
{
Name = plan.Name,
Time = plan.Time,
EatingPlan = eatingPlan,
EatingPlanId = eatingPlan.EatingPlanId,
};
foreach (var inputMeal in plan.Meals)
{
var meal = new Meal()
{
Name = inputMeal.Name,
GramsOrMil = inputMeal.GramsOrMil,
MealPlan = mealPlan,
MealPlanId = mealPlan.MealPlanId,
};
mealPlan.Meals.Add(meal);
}
mealPlans.Add(mealPlan);
}
eatingPlan.MealPlans = mealPlans;
await this.db.EatingPlan.AddAsync(eatingPlan);
await this.db.SaveChangesAsync();
}
public async Task <EatingPlan> GenerateEatingPlanAsync(GenerateInputModel inputModel)
{
double caloriesPerDay;
if (inputModel.Gender == "Male")
{
caloriesPerDay = (10 * inputModel.Weight)
+ (6.25 * inputModel.Height)
- (5 * inputModel.Age)
+ 5;
}
else
{
caloriesPerDay = (10 * inputModel.Weight)
+ (6.25 * inputModel.Height)
- (5 * inputModel.Age)
- 161;
}
switch (inputModel.Activity)
{
case "light": caloriesPerDay = 1.30 * caloriesPerDay; break;
case "medium": caloriesPerDay = 1.54 * caloriesPerDay; break;
case "high": caloriesPerDay = 1.76 * caloriesPerDay; break;
}
if (inputModel.Goal == Goal.Gain)
{
caloriesPerDay = 1.15 * caloriesPerDay;
}
else if (inputModel.Goal == Goal.Lose)
{
caloriesPerDay = 0.79 * caloriesPerDay;
}
var eatingPlan = new EatingPlan()
{
UserId = inputModel.Id,
User = await this.usersService.GetUserByIdAsync(inputModel.Id),
ExpireDate = DateTime.UtcNow.AddDays(inputModel.DurationInDays),
CaloriesPerDay = caloriesPerDay,
};
double caloriesForMeal = 0.25 * caloriesPerDay;
await this.AddMeals(eatingPlan, inputModel, MealType.Breakfast, caloriesForMeal);
await this.AddMeals(eatingPlan, inputModel, MealType.Lunch, caloriesForMeal);
await this.AddMeals(eatingPlan, inputModel, MealType.Dinner, caloriesForMeal);
await this.AddMeals(eatingPlan, inputModel, MealType.Snack, caloriesForMeal);
await this.mealsRepository.SaveChangesAsync();
await this.notificationsService.CreateNotificationAsync(
"You have sucessfully generated a eating plan.",
$"/EatingPlans/Details/{eatingPlan.Id}",
inputModel.Id);
return(eatingPlan);
}
public async Task AddMeals(
EatingPlan eatingPlan,
GenerateInputModel inputModel,
MealType mealType,
double caloriesForMeal)
{
var meals = await this.mealsRepository
.All()
.Select(x => new
{
x.Name,
x.Type,
FoodPreferences = x.FoodPreferences.Select(y => new
{
y.Preference,
}),
x.Id,
x.CaloriesPer100Grams,
x.Plans,
})
.Where(x => x.Type == mealType)
.ToArrayAsync();
if (inputModel.Goal == Goal.Gain)
{
meals = meals
.OrderByDescending(x => x.CaloriesPer100Grams)
.ToArray();
}
else if (inputModel.Goal == Goal.Lose)
{
meals = meals
.OrderBy(x => x.CaloriesPer100Grams)
.ToArray();
}
int[] pickedMeals;
if (mealType == MealType.Snack)
{
pickedMeals = new int[6]
{
-1, -1, -1, -1, -1, -1,
};
caloriesForMeal /= 2;
}
else
{
pickedMeals = new int[3]
{
-1, -1, -1,
};
}
for (int i = 0; i < pickedMeals.Length; i++)
{
var random = new Random();
int mealIndex = 0;
while (pickedMeals.Contains(mealIndex) ||
inputModel?.FoodPreferences
.Any(x => meals[mealIndex].FoodPreferences
.Any(y => y.Preference.Preference == x)) != false)
{
for (int j = 1; j < meals.Length; j++)
{
if (pickedMeals.Contains(j) == false &&
inputModel?.FoodPreferences
.Any(x => meals[j].FoodPreferences
.Any(y => y.Preference.Preference == x)) == false)
{
mealIndex = j;
break;
}
}
}
pickedMeals[i] = mealIndex;
var currentMeal = await this.mealsRepository
.All()
.FirstAsync(x => x.Id == meals[mealIndex].Id);
var mealPlan = new MealPlan()
{
EatingPlanId = eatingPlan.Id,
EatingPlan = eatingPlan,
MealId = currentMeal.Id,
Meal = currentMeal,
MealWeight = caloriesForMeal / (currentMeal.CaloriesPer100Grams / 100),
TotalCalories = (caloriesForMeal / (currentMeal.CaloriesPer100Grams / 100))
* (currentMeal.CaloriesPer100Grams / 100),
};
await this.mealsPlansRepository.AddAsync(mealPlan);
eatingPlan.Meals.Add(mealPlan);
currentMeal.Plans.Add(mealPlan);
}
}
