Revert "Miku: fix tainted miku not getting drops in vanilla rep+"

This reverts commit d803cb1.

Author: vulpya

mod/metadata.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" ?>
+<?xml-model href="https://wofsauge.github.io/isaac-xml-validator/xsd/metadata.xsd" ?>
 <metadata>
-  <id>3749427982</id>
   <name>Hatsune Miku (+Tainted)</name>
   <directory>isaac-miku</directory>
   <description>A mod adding Hatsune Miku and more Vocaloid-inspired content to The Binding of Isaac.</description>

src/characters/Miku/MikuTaintedCharacter.ts

@@ -6,6 +6,7 @@ import {
   CollectibleType,
   EffectVariant,
   EntityCollisionClass,
+  EntityFlag,
   ModCallback,
   PickupVariant,
   PlayerVariant,
@@ -14,10 +15,11 @@ import {
 import type { PlayerIndex, SaveData } from "isaacscript-common";
 import {
   addCollectibleCostume,
-  anyPlayerIs,
   Callback,
   CallbackCustom,
   getPlayerFromEntity,
+  getPlayerFromIndex,
+  getPlayerIndex,
   getPlayersOfType,
   getRandom,
   isActiveEnemy,
@@ -490,6 +492,10 @@ export class MikuTaintedCharacter extends Character {
       }
     }
 
+    if (!entity.HasEntityFlags(EntityFlag.NO_REWARD)) {
+      this.npcLastHitPlayer.set(entity.InitSeed, getPlayerIndex(player));
+    }
+
     return true;
   }
 
@@ -502,45 +508,58 @@ export class MikuTaintedCharacter extends Character {
    */
   @Callback(ModCallback.POST_NPC_DEATH)
   override postNPCDeath(npc: EntityNPC): void {
-    if (!anyPlayerIs(PlayerTypeCustom.MIKU_B) || !npc.IsEnemy()) {
+    const lastHit = this.npcLastHitPlayer.get(npc.InitSeed);
+    this.npcLastHitPlayer.delete(npc.InitSeed);
+
+    if (lastHit === undefined) {
       return;
     }
 
-    const unlocked = new Set<NotePickupSubType>();
-
-    for (const player of getPlayersOfType(PlayerTypeCustom.MIKU_B)) {
-      const data = getData<TaintedMikuData>(player);
-      for (const note of data.unlockedNotes ?? []) {
-        unlocked.add(note);
-      }
+    const player = getPlayerFromIndex(lastHit);
+    if (!player || !isMiku(player, true) || !npc.IsEnemy()) {
+      return;
     }
 
-    const unlockedArray = [...unlocked];
-
-    print(unlockedArray);
+    const playerData = getData<TaintedMikuData>(player);
+    const unlocked = playerData.unlockedNotes ?? [];
 
     const baseNotes = Object.values(NotePickupSubType).filter(
       (v): v is NotePickupSubType =>
         typeof v === "number" && NOTE_TYPE_DATA[v].weight > 0,
     );
 
-    const noteSubTypes = [
+    const noteSubTypes: NotePickupSubType[] = [
       ...baseNotes,
-      ...unlockedArray.filter((n) => !baseNotes.includes(n)),
+      ...unlocked.filter((n) => !baseNotes.includes(n)),
     ];
 
     const weights = noteSubTypes.map((s) =>
-      unlockedArray.includes(s) ? 2 : NOTE_TYPE_DATA[s].weight,
+      unlocked.includes(s) ? 2 : NOTE_TYPE_DATA[s].weight,
+    );
+
+    print(
+      `POOL: ${noteSubTypes.map((s) => NOTE_TYPE_DATA[s].name).join(", ")}`,
     );
 
+    print(`WEIGHTS: ${weights.join(", ")}`);
+
     const note = rollWeighted(
       noteSubTypes,
       weights,
       npc.GetDropRNG(),
       NOTE_DROP_CHANCE,
     );
 
-    if (note !== undefined) {
+    Debugger.rng(
+      "NoteDrop",
+      `Rolled note for NPC ${npc.Type}_${npc.Variant}: ${
+        note === undefined ? "None" : NOTE_TYPE_DATA[note].name
+      }`,
+    );
+
+    if (note === undefined) {
+      /* empty */
+    } else {
       spawnNotePickup(note, npc.Position);
     }
   }
@@ -615,5 +634,10 @@ export class MikuTaintedCharacter extends Character {
       `${NAME} (Tainted)`,
       "Add description and birthright description.",
     );
+
+    /*     eid.addCollectible(
+      CollectibleType.BRIMSTONE,
+      "↓ {{Tears}} x0.33 Fire rate multiplier#{{Chargeable}} Isaac's tears are replaced by a chargeable blood beam#{{Damage}} It deals 9x Isaac's damage over 0.63 seconds#{{ColorGray}}Tainted Miku:#{{Warning}} Brimstone Notes will now drop",
+    ); */
   }
 }