public static bool IsOfferValid(ArcadeUser author, ArcadeUser target, TradeOffer offer)
{
if (DateTime.UtcNow - offer.CreatedAt >= TimeSpan.FromHours(24))
{
return(false);
}
foreach ((string itemId, int amount) in offer.ItemIds)
{
if (ItemHelper.GetOwnedAmount(author, itemId) < amount)
{
return(false);
}
}
foreach ((string itemId, int amount) in offer.RequestedItemIds)
{
if (ItemHelper.GetOwnedAmount(target, itemId) < amount)
{
return(false);
}
}
return(true);
}
public static bool CanCraft(ArcadeUser user, Recipe recipe)
{
if (recipe == null)
{
throw new Exception("Could not find a recipe with the specified ID");
}
foreach ((string itemId, int amount) in recipe.Components)
{
if (!ItemHelper.HasItem(user, itemId) || ItemHelper.GetOwnedAmount(user, itemId) != amount)
{
return(false);
}
}
return(true);
}
public static Dictionary <string, int> GetMissingFromRecipe(ArcadeUser user, Recipe recipe)
{
if (recipe == null)
{
throw new Exception("Could not find a recipe with the specified ID");
}
var missing = new Dictionary <string, int>();
foreach ((string itemId, int amount) in recipe.Components)
{
int owned = ItemHelper.GetOwnedAmount(user, itemId);
if (owned < amount)
{
missing[itemId] = amount - owned;
}
}
return(missing);
}
public static string SendOffer(ArcadeUser author, ArcadeUser target, TradeOffer offer)
{
if (author.Offers.Count(x => x.Target.Id == target.Id) == 1)
{
return(Format.Warning($"You already have an active trade offer to **{target.Username}**. Please cancel your current offer to this user before sending a new one."));
}
if (author.Offers.Count == 5)
{
return(Format.Warning("You already have too many active trade offers. Try again later."));
}
foreach ((string itemId, int amount) in offer.ItemIds)
{
if (ItemHelper.GetOwnedAmount(author, itemId) < amount)
{
return(Format.Warning("You do not own one of the specified items in your trade offer."));
}
}
foreach ((string itemId, int amount) in offer.RequestedItemIds)
{
if (ItemHelper.GetOwnedAmount(target, itemId) < amount)
{
return(Format.Warning($"**{target.Username}** does not own one of the specified items in your trade offer."));
}
}
if (target.Offers.Count == 5)
{
return(Format.Warning(
$"**{target.Username}** already has too many pending trade offers. Try again later."));
}
target.Offers.Add(offer);
author.Offers.Add(TradeOffer.CloneAsOutbound(offer));
return($"Successfully sent **{target.Username}** a trade offer.");
}