protected override void OnChildPageAppearing(object sender, EventArgs e)
{
MessagingCenter.Subscribe <FoodViewModel, FoodEntry>(this, CommandNames.AddFood, (obj, item) =>
{
Foods.Add(item);
});
MessagingCenter.Subscribe <FoodViewModel, FoodEntry>(this, CommandNames.RemoveFood, (obj, item) =>
{
Foods.Remove(item);
});
}
/// <summary>
/// 减少食物
/// </summary>
/// <param name="foodId">食物Id</param>
/// <returns></returns>
public bool RemoveFood(int foodId)
{
var food = Foods.Find(p => p.Id == foodId);
if (food == null)
{
return(false);
}
var success = Foods.Remove(food);
if (success)
{
OnRemoveFood?.Invoke(food);
}
return(success);
}
private void SubMethod(object obj)
{
try
{
if ((string)obj == "Mashroom")
{
if (MashroomCount > 0)
{
MashroomCount--;
MashroomsCustomNos.RemoveAt(MashroomsCustomNos.Count - 1);
Foods.Remove(Foods.OfType <Caters.Model.Pizza.Mashroom>().First());
}
}
else if ((string)obj == "Panner")
{
if (PannerCount > 0)
{
PannerCount--;
PannerCustomNos.RemoveAt(PannerCustomNos.Count - 1);
Foods.Remove(Foods.OfType <Caters.Model.Pizza.PannerPizza>().First());
}
}
else if ((string)obj == "SevenUp")
{
if (SevenUpCount > 0)
{
SevenUpCount--;
SevenUpCustomNos.RemoveAt(SevenUpCustomNos.Count - 1);
Foods.Remove(Foods.OfType <Caters.Model.ColdDrink.SevenUp>().First());
}
}
}
catch (Exception ex)
{
throw;
}
}
public virtual Tuple <bool, byte> DeleteFood(int id)
{
Food food = Foods.SingleOrDefault(w => w.ID == id);
bool success = false;
if (food != null)
{
if (food.Animals.Count > 0)
{
return(new Tuple <bool, byte>(false, (byte)ModelType.Animal));
}
Foods.Remove(food);
try
{
SaveChanges();
success = true;
}
catch (Exception e)
{
Logger.LogError($"Exception removing food! Exception: {e.ToString()}", GetType(), $"DeleteFood(id: {id})");
}
}
return(new Tuple <bool, byte>(success, (byte)ModelType.Model));
}
public void GetHarvestedFood()
{
var harvested = new List <Food>();
foreach (var food in Foods)
{
for (int index = 0; index < Agents.Count; index++)
{
var agent = Agents[index];
if (GetDistance(food.X, food.Y, agent.X, agent.Y) < 15)
{
harvested.Add(food);
agent.HarvestedFood++;
}
}
}
foreach (var t in harvested)
{
Foods.Remove(t);
var food = new Food(Random.Next(0, Width), Random.Next(0, Height));
Foods.Add(food);
}
}
private void RemoveFood(Food food)
{
Foods.Remove(food);
RemoveFoodAsync(food);
}
private void RemoveFood(Transform Food)
{
Foods.Remove(Food);
Destroy(Food.gameObject);
}