整理一下

Source/WulaFallenEmpire/EventSystem/Letter_EventChoice.cs

@@ -1,94 +0,0 @@
-using RimWorld;
-using RimWorld.QuestGen;
-using System;
-using System.Collections.Generic;
-using Verse;
-
-namespace WulaFallenEmpire
-{
-    public class Letter_EventChoice : ChoiceLetter
-    {
-        // These fields are now inherited from the base Letter class
-        // public string letterLabel;
-        // public string letterTitle;
-        // public string letterText;
-        public List<QuestNode_Root_EventLetter.Option> options;
-        public new Quest quest;
-
-        public override IEnumerable<DiaOption> Choices
-        {
-            get
-            {
-                if (options.NullOrEmpty())
-                {
-                    yield break;
-                }
-
-                foreach (var optionDef in options)
-                {
-                    var currentOption = optionDef;
-                    Action choiceAction = delegate
-                    {
-                        if (!currentOption.optionEffects.NullOrEmpty())
-                        {
-                            foreach (var conditionalEffect in currentOption.optionEffects)
-                            {
-                                string reason;
-                                if (AreConditionsMet(conditionalEffect.conditions, out reason))
-                                {
-                                    conditionalEffect.Execute(null);
-                                }
-                            }
-                        }
-                        if (quest != null && !quest.hidden && !quest.Historical)
-                        {
-                            quest.End(QuestEndOutcome.Success);
-                        }
-                        Find.LetterStack.RemoveLetter(this);
-                    };
-
-                    var diaOption = new DiaOption(currentOption.label)
-                    {
-                        action = choiceAction,
-                        resolveTree = true
-                    };
-                    yield return diaOption;
-                }
-            }
-        }
-
-        public override bool CanDismissWithRightClick => false;
-
-        private bool AreConditionsMet(List<Condition> conditions, out string reason)
-        {
-            reason = "";
-            if (conditions.NullOrEmpty())
-            {
-                return true;
-            }
-
-            foreach (var condition in conditions)
-            {
-                if (!condition.IsMet(out string singleReason))
-                {
-                    reason = singleReason;
-                    return false;
-                }
-            }
-            return true;
-        }
-
-        public override void ExposeData()
-        {
-            base.ExposeData();
-            // Scribe_Values.Look(ref letterLabel, "letterLabel"); // Now uses base.label
-            // Scribe_Values.Look(ref letterTitle, "letterTitle"); // Now uses base.title
-            // Scribe_Values.Look(ref letterText, "letterText"); // Now uses base.text
-            Scribe_Collections.Look(ref options, "options", LookMode.Deep);
-            if (Scribe.mode != LoadSaveMode.Saving || quest != null)
-            {
-                Scribe_References.Look(ref quest, "quest");
-            }
-        }
-    }
-}