整理一下

Source/WulaFallenEmpire/WULA_Energy/WorkGiver_FeedWulaPatient.cs

@@ -0,0 +1,95 @@
+using RimWorld;
+using Verse;
+using Verse.AI;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace WulaFallenEmpire
+{
+    public class WorkGiver_FeedWulaPatient : WorkGiver_Scanner
+    {
+        public override ThingRequest PotentialWorkThingRequest => ThingRequest.ForGroup(ThingRequestGroup.Pawn);
+
+        public override PathEndMode PathEndMode => PathEndMode.ClosestTouch;
+
+        public override Danger MaxPathDanger(Pawn pawn) => Danger.Deadly;
+
+        public override IEnumerable<Thing> PotentialWorkThingsGlobal(Pawn pawn)
+        {
+            return pawn.Map.mapPawns.AllPawns.Where(p => p.needs.TryGetNeed<Need_WulaEnergy>() != null && p.InBed());
+        }
+
+        public override bool HasJobOnThing(Pawn pawn, Thing t, bool forced = false)
+        {
+            if (!(t is Pawn patient) || patient == pawn)
+            {
+                return false;
+            }
+
+            // 如果病患正在充能，则不需要喂食
+            if (patient.health.hediffSet.HasHediff(DefDatabase<HediffDef>.GetNamed("WULA_ChargingHediff")))
+            {
+                return false;
+            }
+
+            Need_WulaEnergy energyNeed = patient.needs.TryGetNeed<Need_WulaEnergy>();
+            var extension = def.GetModExtension<WorkGiverDefExtension_FeedWula>();
+            if (energyNeed == null || energyNeed.CurLevelPercentage >= extension.feedThreshold)
+            {
+                return false;
+            }
+
+            // A Wula patient should be fed if they are in bed. If the job is not forced, they must also be unable to move.
+            if (!patient.InBed() || (!forced && patient.health.capacities.CapableOf(PawnCapacityDefOf.Moving)))
+            {
+                return false;
+            }
+
+            if (!pawn.CanReserveAndReach(patient, PathEndMode.Touch, Danger.Deadly, 1, -1, null, forced))
+            {
+                return false;
+            }
+
+            if (!TryFindBestEnergySourceFor(pawn, patient, out _, out _))
+            {
+                JobFailReason.Is("NoWulaEnergyToFeed".Translate(patient.LabelShort, patient));
+                return false;
+            }
+
+            return true;
+        }
+
+        public override Job JobOnThing(Pawn pawn, Thing t, bool forced = false)
+        {
+            Pawn patient = (Pawn)t;
+            if (TryFindBestEnergySourceFor(pawn, patient, out Thing energySource, out _))
+            {
+                Job job = JobMaker.MakeJob(DefDatabase<JobDef>.GetNamed("WULA_FeedWulaPatient"), energySource, patient);
+                job.count = 1;
+                return job;
+            }
+            return null;
+        }
+
+        private bool TryFindBestEnergySourceFor(Pawn getter, Pawn eater, out Thing energySource, out ThingDef energyDef)
+        {
+            energySource = null;
+            energyDef = null;
+
+            var allowedThings = getter.Map.listerThings.ThingsInGroup(ThingRequestGroup.HaulableEver)
+                .Where(x => x.def.GetModExtension<ThingDefExtension_EnergySource>() != null);
+
+            Thing thing = GenClosest.ClosestThing_Global(eater.Position, allowedThings, 99999f, 
+                t => t.IngestibleNow && !t.IsForbidden(getter) && getter.CanReserve(t));
+
+            if (thing != null)
+            {
+                energySource = thing;
+                energyDef = thing.def;
+                return true;
+            }
+
+            return false;
+        }
+    }
+}