/// <summary>
/// Adds the mutation to the given pawn
/// </summary>
/// <param name="pawn">The pawn.</param>
/// <param name="mutation">The mutation.</param>
/// <param name="records">The records to add mutations to</param>
/// <param name="ancillaryEffects">The ancillary effects.</param>
/// <exception cref="ArgumentNullException">
/// pawn
/// or
/// mutation
/// or
/// records
/// </exception>
public static MutationResult AddMutation([NotNull] Pawn pawn, [NotNull] MutationDef mutation,
[NotNull] IEnumerable <BodyPartRecord> records,
AncillaryMutationEffects?ancillaryEffects = null)
{
if (pawn == null)
{
throw new ArgumentNullException(nameof(pawn));
}
if (mutation == null)
{
throw new ArgumentNullException(nameof(mutation));
}
if (records == null)
{
throw new ArgumentNullException(nameof(records));
}
HediffSet hSet = pawn.health?.hediffSet;
if (hSet == null)
{
return(MutationResult.Empty);
}
List <Hediff_AddedMutation> lst = new List <Hediff_AddedMutation>();
foreach (BodyPartRecord bodyPartRecord in records)
{
if (bodyPartRecord.IsMissingAtAllIn(pawn))
{
LogMsg(LogLevel.Pedantic, $"could not add {mutation.defName} to {pawn.Name} on {bodyPartRecord.Label} because it is missing or has a prosthetic");
continue;
}
if (HasAnyBlockingMutations(pawn, mutation, bodyPartRecord))
{
continue;
}
var existingMutation = hSet.hediffs.FirstOrDefault(h => h.def == mutation && h.Part == bodyPartRecord);
if (existingMutation != null) //resume adaption for mutations that are already added instead of re adding them
{
LogMsg(LogLevel.Pedantic, $"could not add {mutation.defName} to {pawn.Name} on {bodyPartRecord.Label} because it already has that mutation");
existingMutation.ResumeAdjustment(); //don't do count restarted mutations as new ones
continue;
}
var hediff = HediffMaker.MakeHediff(mutation, pawn, bodyPartRecord) as Hediff_AddedMutation;
if (hediff == null)
{
Log.Error($"{mutation.defName} is not a mutation but is being added like one!");
continue;
}
lst.Add(hediff);
hSet.AddDirect(hediff);
}
AncillaryMutationEffects aEffects = ancillaryEffects ?? AncillaryMutationEffects.Default;
if (lst.Count > 0) //only do this if we actually added any mutations
{
DoAncillaryMutationEffects(pawn, mutation, lst, aEffects);
}
return(new MutationResult(lst));
}