Converted White Herb

src/field/pokemon-held-item-manager.ts

@@ -39,7 +39,7 @@ export class PokemonItemManager {
     return itemType in this.getHeldItems() ? this.heldItems[itemType].stack : 0;
   }
 
-  addHeldItem(itemType: HeldItems, addStack = 1) {
+  add(itemType: HeldItems, addStack = 1) {
     const maxStack = allHeldItems[itemType].getMaxStackCount();
 
     if (this.hasItem(itemType)) {
@@ -49,4 +49,12 @@ export class PokemonItemManager {
       this.heldItems[itemType] = { stack: Math.min(addStack, maxStack), disabled: false };
     }
   }
+
+  remove(itemType: HeldItems, removeStack = 1) {
+    this.heldItems[itemType].stack -= removeStack;
+
+    if (this.heldItems[itemType].stack <= 0) {
+      delete this.heldItems[itemType];
+    }
+  }
 }

src/items/held-item.ts

@@ -107,3 +107,20 @@ export class HeldItem {
     return 1;
   }
 }
+
+export class ConsumableHeldItem extends HeldItem {
+  applyConsumable(_pokemon: Pokemon): boolean {
+    return true;
+  }
+
+  apply(pokemon: Pokemon): boolean {
+    const consumed = this.applyConsumable(pokemon);
+
+    if (consumed) {
+      pokemon.heldItemManager.remove(this.type, 1);
+      return true;
+    }
+
+    return false;
+  }
+}

src/items/held-items/reset-negative-stat-stage.ts

@@ -0,0 +1,70 @@
+import type Pokemon from "#app/field/pokemon";
+import { globalScene } from "#app/global-scene";
+import { BATTLE_STATS } from "#enums/stat";
+import i18next from "i18next";
+import { ConsumableHeldItem } from "../held-item";
+import { getPokemonNameWithAffix } from "#app/messages";
+import { allHeldItems } from "../all-held-items";
+
+/**
+ * Modifier used for held items, namely White Herb, that restore adverse stat
+ * stages in battle.
+ * @extends PokemonHeldItemModifier
+ * @see {@linkcode apply}
+ */
+export class ResetNegativeStatStageHeldItem extends ConsumableHeldItem {
+  get name(): string {
+    return i18next.t("modifierType:ModifierType.WHITE_HERB.name");
+  }
+
+  get description(): string {
+    return i18next.t("modifierType:ModifierType.WHITE_HERB.description");
+  }
+
+  get icon(): string {
+    return "shell_bell";
+  }
+  /**
+   * Goes through the holder's stat stages and, if any are negative, resets that
+   * stat stage back to 0.
+   * @param pokemon {@linkcode Pokemon} that holds the item
+   * @returns `true` if any stat stages were reset, false otherwise
+   */
+  applyConsumable(pokemon: Pokemon): boolean {
+    let statRestored = false;
+
+    for (const s of BATTLE_STATS) {
+      if (pokemon.getStatStage(s) < 0) {
+        pokemon.setStatStage(s, 0);
+        statRestored = true;
+      }
+    }
+
+    if (statRestored) {
+      globalScene.queueMessage(
+        i18next.t("modifier:resetNegativeStatStageApply", {
+          pokemonNameWithAffix: getPokemonNameWithAffix(pokemon),
+          typeName: this.name,
+        }),
+      );
+    }
+    return statRestored;
+  }
+
+  getMaxHeldItemCount(_pokemon: Pokemon): number {
+    return 2;
+  }
+}
+
+// TODO: Do we need this to return true/false?
+export function applyResetNegativeStatStageHeldItem(pokemon: Pokemon): boolean {
+  let applied = false;
+  if (pokemon) {
+    for (const item of Object.keys(pokemon.heldItemManager.getHeldItems())) {
+      if (allHeldItems[item] instanceof ResetNegativeStatStageHeldItem) {
+        applied ||= allHeldItems[item].apply(pokemon);
+      }
+    }
+  }
+  return applied;
+}

src/modifier/modifier-type.ts

@@ -2096,6 +2096,14 @@ export const modifierTypes = {
       "reviver_seed",
       (type, args) => new PokemonInstantReviveModifier(type, (args[0] as Pokemon).id),
     ),
+
+  WHITE_HERB_REWARD: () =>
+    new PokemonHeldItemReward(
+      HeldItems.WHITE_HERB,
+      (type, args) => new ResetNegativeStatStageModifier(type, (args[0] as Pokemon).id),
+    ),
+
+  // TODO: Remove the old one
   WHITE_HERB: () =>
     new PokemonHeldItemModifierType(
       "modifierType:ModifierType.WHITE_HERB",
@@ -3140,7 +3148,7 @@ const wildModifierPool: ModifierPool = {
   }),
   [ModifierTier.ULTRA]: [
     new WeightedModifierType(modifierTypes.ATTACK_TYPE_BOOSTER, 10),
-    new WeightedModifierType(modifierTypes.WHITE_HERB, 0),
+    new WeightedModifierType(modifierTypes.WHITE_HERB_REWARD, 0),
   ].map(m => {
     m.setTier(ModifierTier.ULTRA);
     return m;
@@ -3685,13 +3693,12 @@ export function getEnemyHeldItemsForWave(
   poolType: ModifierPoolType.WILD | ModifierPoolType.TRAINER,
   upgradeChance = 0,
 ): PokemonHeldItemReward[] {
-  const ret = new Array(count)
-    .fill(0)
-    .map(
-      () =>
-        getNewModifierTypeOption(party, poolType, undefined, upgradeChance && !randSeedInt(upgradeChance) ? 1 : 0)
-          ?.type as PokemonHeldItemReward,
-    );
+  const ret = new Array(count).fill(0).map(
+    () =>
+      // TODO: Change this to get held items (this function really could just return a list of ids honestly)
+      getNewModifierTypeOption(party, poolType, undefined, upgradeChance && !randSeedInt(upgradeChance) ? 1 : 0)
+        ?.type as PokemonHeldItemReward,
+  );
   if (!(waveIndex % 1000)) {
     // TODO: Change this line with the actual held item when implemented
     ret.push(getModifierType(modifierTypes.MINI_BLACK_HOLE) as PokemonHeldItemReward);
@@ -3740,13 +3747,53 @@ export function getDailyRunStarterModifiers(party: PlayerPokemon[]): PokemonHeld
 function getNewModifierTypeOption(
   party: Pokemon[],
   poolType: ModifierPoolType,
-  tier?: ModifierTier,
+  baseTier?: ModifierTier,
   upgradeCount?: number,
   retryCount = 0,
   allowLuckUpgrades = true,
 ): ModifierTypeOption | null {
   const player = !poolType;
   const pool = getModifierPoolForType(poolType);
+  const thresholds = getPoolThresholds(poolType);
+
+  const tier = determineTier(party, player, baseTier, upgradeCount, retryCount, allowLuckUpgrades);
+
+  const tierThresholds = Object.keys(thresholds[tier]);
+  const totalWeight = Number.parseInt(tierThresholds[tierThresholds.length - 1]);
+  const value = randSeedInt(totalWeight);
+  let index: number | undefined;
+  for (const t of tierThresholds) {
+    const threshold = Number.parseInt(t);
+    if (value < threshold) {
+      index = thresholds[tier][threshold];
+      break;
+    }
+  }
+
+  if (index === undefined) {
+    return null;
+  }
+
+  if (player) {
+    console.log(index, ignoredPoolIndexes[tier].filter(i => i <= index).length, ignoredPoolIndexes[tier]);
+  }
+  let modifierType: ModifierType | null = pool[tier][index].modifierType;
+  if (modifierType instanceof ModifierTypeGenerator) {
+    modifierType = (modifierType as ModifierTypeGenerator).generateType(party);
+    if (modifierType === null) {
+      if (player) {
+        console.log(ModifierTier[tier], upgradeCount);
+      }
+      return getNewModifierTypeOption(party, poolType, tier, upgradeCount, ++retryCount);
+    }
+  }
+
+  console.log(modifierType, !player ? "(enemy)" : "");
+
+  return new ModifierTypeOption(modifierType as ModifierType, upgradeCount!); // TODO: is this bang correct?
+}
+
+function getPoolThresholds(poolType: ModifierPoolType) {
   let thresholds: object;
   switch (poolType) {
     case ModifierPoolType.PLAYER:
@@ -3765,6 +3812,17 @@ function getNewModifierTypeOption(
       thresholds = dailyStarterModifierPoolThresholds;
       break;
   }
+  return thresholds;
+}
+
+function determineTier(
+  party: Pokemon[],
+  player: boolean,
+  tier?: ModifierTier,
+  upgradeCount?: number,
+  retryCount = 0,
+  allowLuckUpgrades = true,
+): ModifierTier {
   if (tier === undefined) {
     const tierValue = randSeedInt(1024);
     if (!upgradeCount) {
@@ -3819,40 +3877,7 @@ function getNewModifierTypeOption(
     retryCount = 0;
     tier--;
   }
-
-  const tierThresholds = Object.keys(thresholds[tier]);
-  const totalWeight = Number.parseInt(tierThresholds[tierThresholds.length - 1]);
-  const value = randSeedInt(totalWeight);
-  let index: number | undefined;
-  for (const t of tierThresholds) {
-    const threshold = Number.parseInt(t);
-    if (value < threshold) {
-      index = thresholds[tier][threshold];
-      break;
-    }
-  }
-
-  if (index === undefined) {
-    return null;
-  }
-
-  if (player) {
-    console.log(index, ignoredPoolIndexes[tier].filter(i => i <= index).length, ignoredPoolIndexes[tier]);
-  }
-  let modifierType: ModifierType | null = pool[tier][index].modifierType;
-  if (modifierType instanceof ModifierTypeGenerator) {
-    modifierType = (modifierType as ModifierTypeGenerator).generateType(party);
-    if (modifierType === null) {
-      if (player) {
-        console.log(ModifierTier[tier], upgradeCount);
-      }
-      return getNewModifierTypeOption(party, poolType, tier, upgradeCount, ++retryCount);
-    }
-  }
-
-  console.log(modifierType, !player ? "(enemy)" : "");
-
-  return new ModifierTypeOption(modifierType as ModifierType, upgradeCount!); // TODO: is this bang correct?
+  return tier;
 }
 
 export function getDefaultModifierTypeForTier(tier: ModifierTier): ModifierType {

src/phases/select-modifier-phase.ts

@@ -359,7 +359,7 @@ export class SelectModifierPhase extends BattlePhase {
       (slotIndex: number, _option: PartyOption) => {
         if (slotIndex < 6) {
           globalScene.ui.setMode(UiMode.MODIFIER_SELECT, this.isPlayer()).then(() => {
-            party[slotIndex].heldItemManager.addHeldItem(reward.itemId);
+            party[slotIndex].heldItemManager.add(reward.itemId);
             globalScene.ui.clearText();
             globalScene.ui.setMode(UiMode.MESSAGE);
             super.end();

src/phases/stat-stage-change-phase.ts

@@ -15,7 +15,6 @@ import { ArenaTagSide, MistTag } from "#app/data/arena-tag";
 import type { ArenaTag } from "#app/data/arena-tag";
 import type Pokemon from "#app/field/pokemon";
 import { getPokemonNameWithAffix } from "#app/messages";
-import { ResetNegativeStatStageModifier } from "#app/modifier/modifier";
 import { handleTutorial, Tutorial } from "#app/tutorial";
 import { NumberHolder, BooleanHolder, isNullOrUndefined } from "#app/utils/common";
 import i18next from "i18next";
@@ -23,6 +22,7 @@ import { PokemonPhase } from "./pokemon-phase";
 import { Stat, type BattleStat, getStatKey, getStatStageChangeDescriptionKey } from "#enums/stat";
 import { OctolockTag } from "#app/data/battler-tags";
 import { ArenaTagType } from "#app/enums/arena-tag-type";
+import { applyResetNegativeStatStageHeldItem } from "#app/items/held-items/reset-negative-stat-stage";
 
 export type StatStageChangeCallback = (
   target: Pokemon | null,
@@ -239,14 +239,9 @@ export class StatStageChangePhase extends PokemonPhase {
       );
       if (!(existingPhase instanceof StatStageChangePhase)) {
         // Apply White Herb if needed
-        const whiteHerb = globalScene.applyModifier(
-          ResetNegativeStatStageModifier,
-          this.player,
-          pokemon,
-        ) as ResetNegativeStatStageModifier;
-        // If the White Herb was applied, consume it
+        const whiteHerb = applyResetNegativeStatStageHeldItem(pokemon);
+        // If the White Herb was applied, update scene modifiers
         if (whiteHerb) {
-          pokemon.loseHeldItem(whiteHerb);
           globalScene.updateModifiers(this.player);
         }
       }