/// <summary>
/// Returns a list of possible Recipes that a given character is able to craft.
/// </summary>
/// <param name="carrier">Probably the player character.</param>
/// <returns>A list of possible recipes. Keep it, and invoke Apply on the player's choice.</returns>
public static List <Recipe> GetPossibilities(Character carrier)
{
Carrier = carrier;
ItemsToWorkWith = Carrier.GetToken("items");
var results = new List <Recipe>();
var tml = Mix.GetTokenTree("crafting.tml");
foreach (var recipe in tml)
{
var considered = new List <Token>();
var resultName = "?";
if (recipe.HasToken("produce"))
{
resultName = recipe.GetToken("produce").Text;
}
var resultingSourceItem = default(InventoryItem);
var steps = recipe.Tokens;
var stepRefs = new Token[steps.Count()];
var i = 0;
var newRecipe = new Recipe();
foreach (var step in steps)
{
if (step.Name == "consume" || step.Name == "require")
{
var amount = 1;
if (step.HasToken("amount"))
{
amount = (int)step.GetToken("amount").Value;
}
var numFound = 0;
if (step.Text == "<anything>")
{
foreach (var carriedItem in ItemsToWorkWith.Tokens)
{
var knownItem = NoxicoGame.KnownItems.Find(ki => ki.ID == carriedItem.Name);
if (knownItem == null)
{
Program.WriteLine("Crafting: don't know what a {0} is.", carriedItem.Name);
continue;
}
var withs = step.GetAll("with");
var withouts = step.GetAll("withouts");
var okay = 0;
foreach (var with in withs)
{
if (knownItem.HasToken(with.Text))
{
okay++;
}
}
foreach (var without in withouts)
{
if (knownItem.HasToken(without.Text))
{
okay = 0;
}
}
if (okay < withs.Count())
{
continue;
}
if (carriedItem.HasToken("charge"))
{
numFound += (int)carriedItem.GetToken("charge").Value;
}
else
{
numFound++;
}
stepRefs[i] = carriedItem;
if (i == 0)
{
resultingSourceItem = knownItem;
}
}
}
else if (step.Text == "book")
{
//TODO: see if a book with the given ID is marked as read.
}
else
{
foreach (var carriedItem in ItemsToWorkWith.Tokens.Where(t => t.Name == step.Text))
{
var knownItem = NoxicoGame.KnownItems.Find(ki => ki.ID == carriedItem.Name);
if (knownItem == null)
{
Program.WriteLine("Crafting: don't know what a {0} is.", carriedItem.Name);
continue;
}
if (carriedItem.HasToken("charge"))
{
numFound += (int)carriedItem.GetToken("charge").Value;
}
else
{
numFound++;
}
stepRefs[i] = carriedItem;
if (i == 0)
{
resultingSourceItem = knownItem;
}
}
}
if (numFound < amount)
{
Program.WriteLine("Crafting: not enough {0} to craft {1}.", step.Text, resultName);
break;
}
if (step.Name == "consume")
{
newRecipe.Actions.Add(new CraftConsumeItemAction()
{
Target = stepRefs[i]
});
}
}
else if (step.Name == "produce")
{
var itemMade = new Token(step.Text);
itemMade.Tokens.AddRange(step.Tokens);
newRecipe.Actions.Add(new CraftProduceItemAction()
{
Target = itemMade
});
var resultingKnownItem = NoxicoGame.KnownItems.Find(ki => ki.ID == itemMade.Name);
newRecipe.Display = i18n.Format("craft_produce_x_from_y", resultingKnownItem.ToString(itemMade), resultingSourceItem.ToString(stepRefs[0]));
}
else if (step.Name == "train")
{
newRecipe.Actions.Add(new CraftTrainAction()
{
Trainee = carrier, Target = step
});
}
}
if (newRecipe.Display.IsBlank())
{
continue;
}
if (results.Exists(x => x.Display == newRecipe.Display))
{
continue;
}
results.Add(newRecipe);
}
//Find dyes
foreach (var maybeDye in ItemsToWorkWith.Tokens)
{
var knownItem = NoxicoGame.KnownItems.Find(ki => ki.ID == maybeDye.Name);
if (knownItem == null)
{
Program.WriteLine("Crafting: don't know what a {0} is.", maybeDye.Name);
continue;
}
if (knownItem.HasToken("dye"))
{
var dyeItem = maybeDye;
var color = dyeItem.GetToken("color").Text;
foreach (var carriedItem in ItemsToWorkWith.Tokens)
{
knownItem = NoxicoGame.KnownItems.Find(ki => ki.ID == carriedItem.Name);
if (knownItem == null)
{
Program.WriteLine("Crafting: don't know what a {0} is.", carriedItem.Name);
continue;
}
if (knownItem.HasToken("colored") && !knownItem.HasToken("dye"))
{
var newRecipe = new Recipe();
newRecipe.Display = i18n.Format("craft_dye_x_y", knownItem.ToString(carriedItem), color);
if (!carriedItem.HasToken("color"))
{
newRecipe.Actions.Add(new CraftAddTokenAction()
{
Target = carriedItem, Add = new Token("color", 0, color)
});
}
else if (carriedItem.GetToken("color").Text == color)
{
continue;
}
else
{
newRecipe.Actions.Add(new CraftChangeTokenAction()
{
Target = carriedItem.GetToken("color"), NewText = color, NewValue = 0
});
}
results.Add(newRecipe);
}
}
}
}
return(results);
}