暂存拟线虫药物

Source/ArachnaeSwarm/ArachnaeSwarm.csproj

@@ -191,6 +191,7 @@
     <Compile Include="ProphecyGearEffect.cs" />
     <Compile Include="Hediff_ConfigurableMutant.cs" />
     <Compile Include="HediffComp_Symbiosis.cs" />
+    <Compile Include="HediffGiver_RandomWithSeverity.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- 自定义清理任务，删除obj文件夹中的临时文件 -->

Source/ArachnaeSwarm/HediffGiver_RandomWithSeverity.cs

@@ -0,0 +1,54 @@
+using Verse;
+
+namespace ArachnaeSwarm
+{
+    /// <summary>
+    /// A custom HediffGiver that is similar to HediffGiver_Random,
+    /// but allows specifying a random severity range for the given hediff.
+    /// </summary>
+    public class HediffGiver_RandomWithSeverity : HediffGiver
+    {
+        // XML configurable fields
+        public float mtbDays;
+        public FloatRange severityRange = new FloatRange(0.01f, 1f);
+
+        public override void OnIntervalPassed(Pawn pawn, Hediff cause)
+        {
+            // Calculate the chance based on Mean Time Between (MTB) days and pawn-specific factors
+            float mtb = this.mtbDays;
+            float chanceFactor = ChanceFactor(pawn);
+            if (chanceFactor != 0f && Rand.MTBEventOccurs(mtb / chanceFactor, 60000f, 60f))
+            {
+                // Try to apply the hediff with our custom logic
+                if (TryApplyWithCustomSeverity(pawn))
+                {
+                    // If successful, send a letter to the player
+                    SendLetter(pawn, cause);
+                }
+            }
+        }
+
+        /// <summary>
+        /// Applies the hediff and then sets its severity to a random value within the specified range.
+        /// </summary>
+        /// <param name="pawn">The pawn to apply the hediff to.</param>
+        /// <returns>True if the hediff was successfully applied, false otherwise.</returns>
+        private bool TryApplyWithCustomSeverity(Pawn pawn)
+        {
+            // First, apply the hediff using the base class logic.
+            // This will add the hediff with its default initial severity.
+            if (base.TryApply(pawn))
+            {
+                // If the hediff was successfully added, find it.
+                Hediff hediff = pawn.health.hediffSet.GetFirstHediffOfDef(this.hediff);
+                if (hediff != null)
+                {
+                    // Set its severity to a random value from our configured range.
+                    hediff.Severity = this.severityRange.RandomInRange;
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+}