fix tests (splashj)

* [bug] fix scrollable elements not resetting properly

* [ui] add wrap around and scrolling bar to the achievements menu

* [ui] add scrollbar to the settings

README.md

@@ -56,7 +56,7 @@ Check out [Github Issues](https://github.com/pagefaultgames/pokerogue/issues) to
   - Pokémon Legends: Arceus
   - Pokémon Scarlet/Violet
   - Firel (Custom Ice Cave, Laboratory, Metropolis, Plains, Power Plant, Seabed, Space, and Volcano biome music)
-  - Lmz (Custom Jungle biome music)
+  - Lmz (Custom Ancient Ruins, Jungle, and Lake biome music)
   - Andr06 (Custom Slum and Sea biome music)
 
 ### 🎵 Sound Effects

src/constants.ts

@@ -1 +1,5 @@
-export const PLAYER_PARTY_MAX_SIZE = 6;
+/** The maximum size of the player's party */
+export const PLAYER_PARTY_MAX_SIZE: number = 6;
+
+/** Whether to use seasonal splash messages in general */
+export const USE_SEASONAL_SPLASH_MESSAGES: boolean = false;

src/data/egg.ts

@@ -1,6 +1,6 @@
 import BattleScene from "../battle-scene";
 import PokemonSpecies, { getPokemonSpecies, speciesStarters } from "./pokemon-species";
-import { VariantTier } from "../enums/variant-tiers";
+import { VariantTier } from "../enums/variant-tier";
 import * as Utils from "../utils";
 import Overrides from "#app/overrides";
 import { pokemonPrevolutions } from "./pokemon-evolutions";
@@ -178,7 +178,7 @@ export class Egg {
       // be done because species with no variants get filtered at rollSpecies but if the
       // species is set via options or the legendary gacha pokemon gets choosen the check never happens
       if (this._species && !getPokemonSpecies(this._species).hasVariants()) {
-        this._variantTier = VariantTier.COMMON;
+        this._variantTier = VariantTier.STANDARD;
       }
       // Needs this._tier so it needs to be generated afer the tier override if bought from same species
       this._eggMoveIndex = eggOptions?.eggMoveIndex ?? this.rollEggMoveIndex();
@@ -494,12 +494,12 @@ export class Egg {
   // place but I don't want to touch the pokemon class.
   private rollVariant(): VariantTier {
     if (!this.isShiny) {
-      return VariantTier.COMMON;
+      return VariantTier.STANDARD;
     }
 
     const rand = Utils.randSeedInt(10);
     if (rand >= 4) {
-      return VariantTier.COMMON; // 6/10
+      return VariantTier.STANDARD; // 6/10
     } else if (rand >= 1) {
       return VariantTier.RARE;   // 3/10
     } else {

src/data/move.ts

@@ -3974,18 +3974,17 @@ export class StatusCategoryOnAllyAttr extends VariableMoveCategoryAttr {
 export class ShellSideArmCategoryAttr extends VariableMoveCategoryAttr {
   apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
     const category = (args[0] as Utils.NumberHolder);
-    const atkRatio = user.getEffectiveStat(Stat.ATK, target, move) / target.getEffectiveStat(Stat.DEF, user, move);
-    const specialRatio = user.getEffectiveStat(Stat.SPATK, target, move) / target.getEffectiveStat(Stat.SPDEF, user, move);
 
-    // Shell Side Arm is much more complicated than it looks, this is a partial implementation to try to achieve something similar to the games
-    if (atkRatio > specialRatio) {
+    const predictedPhysDmg = target.getBaseDamage(user, move, MoveCategory.PHYSICAL, true, true);
+    const predictedSpecDmg = target.getBaseDamage(user, move, MoveCategory.SPECIAL, true, true);
+
+    if (predictedPhysDmg > predictedSpecDmg) {
       category.value = MoveCategory.PHYSICAL;
       return true;
-    } else if (atkRatio === specialRatio && user.randSeedInt(2) === 0) {
+    } else if (predictedPhysDmg === predictedSpecDmg && user.randSeedInt(2) === 0) {
       category.value = MoveCategory.PHYSICAL;
       return true;
     }
-
     return false;
   }
 }
@@ -9106,7 +9105,7 @@ export function initMoves() {
     new AttackMove(Moves.SHELL_SIDE_ARM, Type.POISON, MoveCategory.SPECIAL, 90, 100, 10, 20, 0, 8)
       .attr(ShellSideArmCategoryAttr)
       .attr(StatusEffectAttr, StatusEffect.POISON)
-      .partial(),
+      .partial(), // Physical version of the move does not make contact
     new AttackMove(Moves.MISTY_EXPLOSION, Type.FAIRY, MoveCategory.SPECIAL, 100, 100, 5, -1, 0, 8)
       .attr(SacrificialAttr)
       .target(MoveTarget.ALL_NEAR_OTHERS)

src/data/splash-messages.ts

@@ -1,18 +1,10 @@
+import { USE_SEASONAL_SPLASH_MESSAGES } from "#app/constants";
+
 //#region Interfaces/Types
 
+type Month = "01" | "02" | "03" | "04" | "05" | "06" | "07" | "08" | "09" | "10" | "11" | "12";
 type Day =
-  | "01"
-  | "02"
-  | "03"
-  | "04"
-  | "05"
-  | "06"
-  | "07"
-  | "08"
-  | "09"
-  | "10"
-  | "11"
-  | "12"
+  | Month
   | "13"
   | "14"
   | "15"
@@ -32,7 +24,6 @@ type Day =
   | "29"
   | "30"
   | "31";
-type Month = "Jan" | "Feb" | "Mar" | "Apr" | "May" | "Jun" | "Jul" | "Aug" | "Sep" | "Oct" | "Nov" | "Dec";
 
 /**
  * Represents a season with its {@linkcode name},
@@ -42,10 +33,10 @@ type Month = "Jan" | "Feb" | "Mar" | "Apr" | "May" | "Jun" | "Jul" | "Aug" | "Se
 interface Season {
   /** The name of the season (internal use only) */
   name: string;
-  /** The start day and month of the season. Format `DD-MMM` */
-  start: `${Day}-${Month}`;
-  /** The end day and month of the season. Format `DD-MMM` */
-  end: `${Day}-${Month}`;
+  /** The start day and month of the season. Format `MM-DD` */
+  start: `${Month}-${Day}`;
+  /** The end day and month of the season. Format `MM-DD` */
+  end: `${Month}-${Day}`;
   /** Collection of the messages to display (without the `i18next.t()` call!) */
   messages: string[];
 }
@@ -101,20 +92,20 @@ const commonSplashMessages = [
 const seasonalSplashMessages: Season[] = [
   {
     name: "Halloween",
-    start: "15-Sep",
-    end: "31-Oct",
+    start: "09-15",
+    end: "10-31",
     messages: ["halloween.pumpkaboosAbout", "halloween.mayContainSpiders", "halloween.spookyScaryDuskulls"],
   },
   {
     name: "XMAS",
-    start: "01-Dec",
-    end: "26-Dec",
+    start: "12-01",
+    end: "12-26",
     messages: ["xmas.happyHolidays", "xmas.delibirdSeason"],
   },
   {
     name: "New Year's",
-    start: "01-Jan",
-    end: "31-Jan",
+    start: "01-01",
+    end: "01-31",
     messages: ["newYears.happyNewYear"],
   },
 ];
@@ -123,19 +114,21 @@ const seasonalSplashMessages: Season[] = [
 
 export function getSplashMessages(): string[] {
   const splashMessages: string[] = [...commonSplashMessages];
+  console.log("use seasonal splash messages", USE_SEASONAL_SPLASH_MESSAGES);
+  if (USE_SEASONAL_SPLASH_MESSAGES) {
+    // add seasonal splash messages if the season is active
+    for (const { name, start, end, messages } of seasonalSplashMessages) {
+      const now = new Date();
+      const startDate = new Date(`${start}-${now.getFullYear()}`);
+      const endDate = new Date(`${end}-${now.getFullYear()}`);
 
-  // add seasonal splash messages if the season is active
-  for (const { name, start, end, messages } of seasonalSplashMessages) {
-    const now = new Date();
-    const startDate = new Date(`${start}-${now.getFullYear()}`);
-    const endDate = new Date(`${end}-${now.getFullYear()}`);
-
-    if (now >= startDate && now <= endDate) {
-      console.log(`Adding ${messages.length} ${name} splash messages (weight: x${SEASONAL_WEIGHT_MULTIPLIER})`);
-      messages.forEach((message) => {
-        const weightedMessage = Array(SEASONAL_WEIGHT_MULTIPLIER).fill(message);
-        splashMessages.push(...weightedMessage);
-      });
+      if (now >= startDate && now <= endDate) {
+        console.log(`Adding ${messages.length} ${name} splash messages (weight: x${SEASONAL_WEIGHT_MULTIPLIER})`);
+        messages.forEach((message) => {
+          const weightedMessage = Array(SEASONAL_WEIGHT_MULTIPLIER).fill(message);
+          splashMessages.push(...weightedMessage);
+        });
+      }
     }
   }
 

src/enums/variant-tiers.ts

@@ -1,5 +0,0 @@
-export enum VariantTier {
-    COMMON,
-    RARE,
-    EPIC
-}

src/field/arena.ts

@@ -762,7 +762,7 @@ export class Arena {
     case Biome.BEACH:
       return 3.462;
     case Biome.LAKE:
-      return 5.350;
+      return 7.215;
     case Biome.SEABED:
       return 2.600;
     case Biome.MOUNTAIN:
@@ -788,7 +788,7 @@ export class Arena {
     case Biome.FACTORY:
       return 4.985;
     case Biome.RUINS:
-      return 2.270;
+      return 0.000;
     case Biome.WASTELAND:
       return 6.336;
     case Biome.ABYSS:

src/field/pokemon.ts

@@ -2322,11 +2322,61 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     return accuracyMultiplier.value / evasionMultiplier.value;
   }
 
+  /**
+   * Calculates the base damage of the given move against this Pokemon when attacked by the given source.
+   * Used during damage calculation and for Shell Side Arm's forecasting effect.
+   * @param source the attacking {@linkcode Pokemon}.
+   * @param move the {@linkcode Move} used in the attack.
+   * @param moveCategory the move's {@linkcode MoveCategory} after variable-category effects are applied.
+   * @param ignoreAbility if `true`, ignores this Pokemon's defensive ability effects (defaults to `false`).
+   * @param ignoreSourceAbility if `true`, ignore's the attacking Pokemon's ability effects (defaults to `false`).
+   * @param isCritical if `true`, calculates effective stats as if the hit were critical (defaults to `false`).
+   * @param simulated if `true`, suppresses changes to game state during calculation (defaults to `true`).
+   * @returns The move's base damage against this Pokemon when used by the source Pokemon.
+   */
+  getBaseDamage(source: Pokemon, move: Move, moveCategory: MoveCategory, ignoreAbility: boolean = false, ignoreSourceAbility: boolean = false, isCritical: boolean = false, simulated: boolean = true): number {
+    const isPhysical = moveCategory === MoveCategory.PHYSICAL;
+
+    /** A base damage multiplier based on the source's level */
+    const levelMultiplier = (2 * source.level / 5 + 2);
+
+    /** The power of the move after power boosts from abilities, etc. have applied */
+    const power = move.calculateBattlePower(source, this, simulated);
+
+    /**
+     * The attacker's offensive stat for the given move's category.
+     * Critical hits cause negative stat stages to be ignored.
+     */
+    const sourceAtk = new Utils.NumberHolder(source.getEffectiveStat(isPhysical ? Stat.ATK : Stat.SPATK, this, undefined, ignoreSourceAbility, ignoreAbility, isCritical, simulated));
+    applyMoveAttrs(VariableAtkAttr, source, this, move, sourceAtk);
+
+    /**
+     * This Pokemon's defensive stat for the given move's category.
+     * Critical hits cause positive stat stages to be ignored.
+     */
+    const targetDef = new Utils.NumberHolder(this.getEffectiveStat(isPhysical ? Stat.DEF : Stat.SPDEF, source, move, ignoreAbility, ignoreSourceAbility, isCritical, simulated));
+    applyMoveAttrs(VariableDefAttr, source, this, move, targetDef);
+
+    /**
+     * The attack's base damage, as determined by the source's level, move power
+     * and Attack stat as well as this Pokemon's Defense stat
+     */
+    const baseDamage = ((levelMultiplier * power * sourceAtk.value / targetDef.value) / 50) + 2;
+
+    /** Debug message for non-simulated calls (i.e. when damage is actually dealt) */
+    if (!simulated) {
+      console.log("base damage", baseDamage, move.name, power, sourceAtk.value, targetDef.value);
+    }
+
+    return baseDamage;
+  }
+
   /**
    * Calculates the damage of an attack made by another Pokemon against this Pokemon
    * @param source {@linkcode Pokemon} the attacking Pokemon
    * @param move {@linkcode Pokemon} the move used in the attack
    * @param ignoreAbility If `true`, ignores this Pokemon's defensive ability effects
+   * @param ignoreSourceAbility If `true`, ignores the attacking Pokemon's ability effects
    * @param isCritical If `true`, calculates damage for a critical hit.
    * @param simulated If `true`, suppresses changes to game state during the calculation.
    * @returns a {@linkcode DamageCalculationResult} object with three fields:
@@ -2395,35 +2445,11 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
       };
     }
 
-    // ----- BEGIN BASE DAMAGE MULTIPLIERS -----
-
-    /** A base damage multiplier based on the source's level */
-    const levelMultiplier = (2 * source.level / 5 + 2);
-
-    /** The power of the move after power boosts from abilities, etc. have applied */
-    const power = move.calculateBattlePower(source, this, simulated);
-
-    /**
-     * The attacker's offensive stat for the given move's category.
-     * Critical hits ignore negative stat stages.
-     */
-    const sourceAtk = new Utils.NumberHolder(source.getEffectiveStat(isPhysical ? Stat.ATK : Stat.SPATK, this, undefined, ignoreSourceAbility, ignoreAbility, isCritical, simulated));
-    applyMoveAttrs(VariableAtkAttr, source, this, move, sourceAtk);
-
-    /**
-     * This Pokemon's defensive stat for the given move's category.
-     * Critical hits ignore positive stat stages.
-     */
-    const targetDef = new Utils.NumberHolder(this.getEffectiveStat(isPhysical ? Stat.DEF : Stat.SPDEF, source, move, ignoreAbility, ignoreSourceAbility, isCritical, simulated));
-    applyMoveAttrs(VariableDefAttr, source, this, move, targetDef);
-
     /**
      * The attack's base damage, as determined by the source's level, move power
      * and Attack stat as well as this Pokemon's Defense stat
      */
-    const baseDamage = ((levelMultiplier * power * sourceAtk.value / targetDef.value) / 50) + 2;
-
-    // ------ END BASE DAMAGE MULTIPLIERS ------
+    const baseDamage = this.getBaseDamage(source, move, moveCategory, ignoreAbility, ignoreSourceAbility, isCritical, simulated);
 
     /** 25% damage debuff on moves hitting more than one non-fainted target (regardless of immunities) */
     const { targets, multiple } = getMoveTargets(source, move.id);
@@ -2549,7 +2575,7 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
 
     // debug message for when damage is applied (i.e. not simulated)
     if (!simulated) {
-      console.log("damage", damage.value, move.name, power, sourceAtk, targetDef);
+      console.log("damage", damage.value, move.name);
     }
 
     let hitResult: HitResult;

src/locales/en/bgm-name.json

@@ -112,13 +112,13 @@
   "island": "PMD EoS Craggy Coast",
   "jungle": "Lmz - Jungle",
   "laboratory": "Firel - Laboratory",
-  "lake": "PMD EoS Crystal Cave",
+  "lake": "Lmz - Lake",
   "meadow": "PMD EoS Sky Peak Forest",
   "metropolis": "Firel - Metropolis",
   "mountain": "PMD EoS Mt. Horn",
   "plains": "Firel - Route 888",
   "power_plant": "Firel - The Klink",
-  "ruins": "PMD EoS Deep Sealed Ruin",
+  "ruins": "Lmz - Ancient Ruins",
   "sea": "Andr06 - Marine Mystique",
   "seabed": "Firel - Seabed",
   "slum": "Andr06 - Sneaky Snom",

src/overrides.ts

@@ -6,7 +6,7 @@ import { PokeballType } from "#enums/pokeball";
 import { Species } from "#enums/species";
 import { StatusEffect } from "#enums/status-effect";
 import { TimeOfDay } from "#enums/time-of-day";
-import { VariantTier } from "#enums/variant-tiers";
+import { VariantTier } from "#enums/variant-tier";
 import { WeatherType } from "#enums/weather-type";
 import { type PokeballCounts } from "./battle-scene";
 import { Gender } from "./data/gender";

src/system/egg-data.ts

@@ -1,6 +1,6 @@
 import { EggTier } from "#enums/egg-type";
 import { Species } from "#enums/species";
-import { VariantTier } from "#enums/variant-tiers";
+import { VariantTier } from "#enums/variant-tier";
 import { EGG_SEED, Egg } from "../data/egg";
 import { EggSourceType } from "#app/enums/egg-source-types";
 

src/test/data/splash_messages.test.ts

@@ -0,0 +1,66 @@
+import { getSplashMessages } from "#app/data/splash-messages";
+import { describe, expect, it, vi, afterEach, beforeEach } from "vitest";
+import * as Constants from "#app/constants";
+
+describe("Data - Splash Messages", () => {
+  it("should contain at least 15 splash messages", () => {
+    expect(getSplashMessages().length).toBeGreaterThanOrEqual(15);
+  });
+
+  // make sure to adjust this test if the weight it changed!
+  it("should add contain 10 `battlesWon` splash messages", () => {
+    const battlesWonMessages = getSplashMessages().filter((message) => message === "splashMessages:battlesWon");
+    expect(battlesWonMessages).toHaveLength(10);
+  });
+
+  describe("Seasonal", () => {
+    beforeEach(() => {
+      vi.spyOn(Constants, "USE_SEASONAL_SPLASH_MESSAGES", "get").mockReturnValue(true);
+    });
+
+    afterEach(() => {
+      vi.useRealTimers(); // reset system time
+    });
+
+    it("should contain halloween messages from Sep 15 to Oct 31", () => {
+      testSeason(new Date("2024-09-15"), new Date("2024-10-31"), "halloween");
+    });
+
+    it("should contain xmas messages from Dec 1 to Dec 26", () => {
+      testSeason(new Date("2024-12-01"), new Date("2024-12-26"), "xmas");
+    });
+
+    it("should contain new years messages frm Jan 1 to Jan 31", () => {
+      testSeason(new Date("2024-01-01"), new Date("2024-01-31"), "newYears");
+    });
+  });
+});
+
+/**
+ * Helpoer method to test seasonal messages
+ * @param startDate The seasons start date
+ * @param endDate The seasons end date
+ * @param prefix the splash message prefix (e.g. `newYears` or `xmas`)
+ */
+function testSeason(startDate: Date, endDate: Date, prefix: string) {
+  const filterFn = (message: string) => message.startsWith(`splashMessages:${prefix}.`);
+
+  const beforeDate = new Date(startDate);
+  beforeDate.setDate(startDate.getDate() - 1);
+
+  const afterDate = new Date(endDate);
+  afterDate.setDate(endDate.getDate() + 1);
+
+  const dates: Date[] = [beforeDate, startDate, endDate, afterDate];
+  const [before, start, end, after] = dates.map((date) => {
+    vi.setSystemTime(date);
+    console.log("System time set to", date);
+    const count = getSplashMessages().filter(filterFn).length;
+    return count;
+  });
+
+  expect(before).toBe(0);
+  expect(start).toBeGreaterThanOrEqual(10); // make sure to adjust if weight is changed!
+  expect(end).toBeGreaterThanOrEqual(10); // make sure to adjust if weight is changed!
+  expect(after).toBe(0);
+}

src/test/eggs/egg.test.ts

@@ -1,7 +1,7 @@
 import { Egg, getLegendaryGachaSpeciesForTimestamp } from "#app/data/egg";
 import { EggSourceType } from "#app/enums/egg-source-types";
 import { EggTier } from "#app/enums/egg-type";
-import { VariantTier } from "#app/enums/variant-tiers";
+import { VariantTier } from "#app/enums/variant-tier";
 import EggData from "#app/system/egg-data";
 import * as Utils from "#app/utils";
 import { Species } from "#enums/species";
@@ -136,9 +136,9 @@ describe("Egg Generation Tests", () => {
 
     expect(result).toBe(expectedResult);
   });
-  it("should return a shiny common variant", () => {
+  it("should return a shiny standard variant", () => {
     const scene = game.scene;
-    const expectedVariantTier = VariantTier.COMMON;
+    const expectedVariantTier = VariantTier.STANDARD;
 
     const result = new Egg({ scene, isShiny: true, variantTier: expectedVariantTier, species: Species.BULBASAUR }).generatePlayerPokemon(scene).variant;
 

src/test/moves/shell_side_arm.test.ts

@@ -0,0 +1,87 @@
+import { BattlerIndex } from "#app/battle";
+import { allMoves, ShellSideArmCategoryAttr } from "#app/data/move";
+import { Abilities } from "#enums/abilities";
+import { Moves } from "#enums/moves";
+import { Species } from "#enums/species";
+import GameManager from "#test/utils/gameManager";
+import Phaser from "phaser";
+import { afterEach, beforeAll, beforeEach, describe, it, expect, vi } from "vitest";
+
+describe("Moves - Shell Side Arm", () => {
+  let phaserGame: Phaser.Game;
+  let game: GameManager;
+  const TIMEOUT = 20 * 1000;
+
+  beforeAll(() => {
+    phaserGame = new Phaser.Game({
+      type: Phaser.HEADLESS,
+    });
+  });
+
+  afterEach(() => {
+    game.phaseInterceptor.restoreOg();
+  });
+
+  beforeEach(() => {
+    game = new GameManager(phaserGame);
+    game.override
+      .moveset([Moves.SHELL_SIDE_ARM])
+      .battleType("single")
+      .startingLevel(100)
+      .enemyLevel(100)
+      .enemyAbility(Abilities.BALL_FETCH)
+      .enemyMoveset(Moves.SPLASH);
+  });
+
+  it("becomes a physical attack if forecasted to deal more damage as physical", async () => {
+    game.override.enemySpecies(Species.SNORLAX);
+
+    await game.classicMode.startBattle([Species.MANAPHY]);
+
+    const shellSideArm = allMoves[Moves.SHELL_SIDE_ARM];
+    const shellSideArmAttr = shellSideArm.getAttrs(ShellSideArmCategoryAttr)[0];
+    vi.spyOn(shellSideArmAttr, "apply");
+
+    game.move.select(Moves.SHELL_SIDE_ARM);
+
+    await game.phaseInterceptor.to("MoveEffectPhase");
+
+    expect(shellSideArmAttr.apply).toHaveLastReturnedWith(true);
+  }, TIMEOUT);
+
+  it("remains a special attack if forecasted to deal more damage as special", async () => {
+    game.override.enemySpecies(Species.SLOWBRO);
+
+    await game.classicMode.startBattle([Species.MANAPHY]);
+
+    const shellSideArm = allMoves[Moves.SHELL_SIDE_ARM];
+    const shellSideArmAttr = shellSideArm.getAttrs(ShellSideArmCategoryAttr)[0];
+    vi.spyOn(shellSideArmAttr, "apply");
+
+    game.move.select(Moves.SHELL_SIDE_ARM);
+
+    await game.phaseInterceptor.to("MoveEffectPhase");
+
+    expect(shellSideArmAttr.apply).toHaveLastReturnedWith(false);
+  }, TIMEOUT);
+
+  it("respects stat stage changes when forecasting base damage", async () => {
+    game.override
+      .enemySpecies(Species.SNORLAX)
+      .enemyMoveset(Moves.COTTON_GUARD);
+
+    await game.classicMode.startBattle([Species.MANAPHY]);
+
+    const shellSideArm = allMoves[Moves.SHELL_SIDE_ARM];
+    const shellSideArmAttr = shellSideArm.getAttrs(ShellSideArmCategoryAttr)[0];
+    vi.spyOn(shellSideArmAttr, "apply");
+
+    game.move.select(Moves.SHELL_SIDE_ARM);
+
+    await game.setTurnOrder([BattlerIndex.ENEMY, BattlerIndex.PLAYER]);
+
+    await game.phaseInterceptor.to("BerryPhase", false);
+
+    expect(shellSideArmAttr.apply).toHaveLastReturnedWith(false);
+  }, TIMEOUT);
+});

src/test/vitest.setup.ts

@@ -14,6 +14,8 @@ import { initStatsKeys } from "#app/ui/game-stats-ui-handler";
 import { initMysteryEncounters } from "#app/data/mystery-encounters/mystery-encounters";
 import { beforeAll, vi } from "vitest";
 
+process.env.TZ = "UTC";
+
 /** Mock the override import to always return default values, ignoring any custom overrides. */
 vi.mock("#app/overrides", async (importOriginal) => {
   const { defaultOverrides } = await importOriginal<typeof import("#app/overrides")>();

src/ui/abstact-option-select-ui-handler.ts

@@ -344,6 +344,7 @@ export default abstract class AbstractOptionSelectUiHandler extends UiHandler {
     super.clear();
     this.config = null;
     this.optionSelectContainer.setVisible(false);
+    this.scrollCursor = 0;
     this.eraseCursor();
   }
 

src/ui/achvs-ui-handler.ts

@@ -1,12 +1,13 @@
-import BattleScene from "../battle-scene";
+import BattleScene from "#app/battle-scene";
 import { Button } from "#enums/buttons";
 import i18next from "i18next";
-import { Achv, achvs, getAchievementDescription } from "../system/achv";
-import { Voucher, getVoucherTypeIcon, getVoucherTypeName, vouchers } from "../system/voucher";
-import MessageUiHandler from "./message-ui-handler";
-import { addTextObject, TextStyle } from "./text";
-import { Mode } from "./ui";
-import { addWindow } from "./ui-theme";
+import { Achv, achvs, getAchievementDescription } from "#app/system/achv";
+import { Voucher, getVoucherTypeIcon, getVoucherTypeName, vouchers } from "#app/system/voucher";
+import MessageUiHandler from "#app/ui/message-ui-handler";
+import { addTextObject, TextStyle } from "#app/ui/text";
+import { Mode } from "#app/ui/ui";
+import { addWindow } from "#app/ui/ui-theme";
+import { ScrollBar } from "#app/ui/scroll-bar";
 import { PlayerGender } from "#enums/player-gender";
 
 enum Page {
@@ -49,6 +50,7 @@ export default class AchvsUiHandler extends MessageUiHandler {
   private vouchersTotal: number;
   private currentTotal: number;
 
+  private scrollBar: ScrollBar;
   private scrollCursor: number;
   private cursorObj: Phaser.GameObjects.NineSlice | null;
   private currentPage: Page;
@@ -91,7 +93,10 @@ export default class AchvsUiHandler extends MessageUiHandler {
     this.iconsBg = addWindow(this.scene, 0, this.headerBg.height, (this.scene.game.canvas.width / 6) - 2, (this.scene.game.canvas.height / 6) - this.headerBg.height - 68);
     this.iconsBg.setOrigin(0, 0);
 
-    this.iconsContainer = this.scene.add.container(6, this.headerBg.height + 6);
+    const yOffset = 6;
+    this.scrollBar = new ScrollBar(this.scene, this.iconsBg.width - 9, this.iconsBg.y + yOffset, 4, this.iconsBg.height - yOffset * 2, this.ROWS);
+
+    this.iconsContainer = this.scene.add.container(5, this.headerBg.height + 8);
 
     this.icons = [];
 
@@ -148,6 +153,7 @@ export default class AchvsUiHandler extends MessageUiHandler {
     this.mainContainer.add(this.headerText);
     this.mainContainer.add(this.headerActionText);
     this.mainContainer.add(this.iconsBg);
+    this.mainContainer.add(this.scrollBar);
     this.mainContainer.add(this.iconsContainer);
     this.mainContainer.add(titleBg);
     this.mainContainer.add(this.titleText);
@@ -162,6 +168,7 @@ export default class AchvsUiHandler extends MessageUiHandler {
 
     this.currentPage = Page.ACHIEVEMENTS;
     this.setCursor(0);
+    this.setScrollCursor(0);
 
     this.mainContainer.setVisible(false);
   }
@@ -175,6 +182,8 @@ export default class AchvsUiHandler extends MessageUiHandler {
     this.mainContainer.setVisible(true);
     this.setCursor(0);
     this.setScrollCursor(0);
+    this.scrollBar.setTotalRows(Math.ceil(this.currentTotal / this.COLS));
+    this.scrollBar.setScrollCursor(0);
 
     this.getUi().moveTo(this.mainContainer, this.getUi().length - 1);
 
@@ -224,6 +233,8 @@ export default class AchvsUiHandler extends MessageUiHandler {
         this.updateAchvIcons();
       }
       this.setCursor(0, true);
+      this.scrollBar.setTotalRows(Math.ceil(this.currentTotal / this.COLS));
+      this.scrollBar.setScrollCursor(0);
       this.mainContainer.update();
     }
     if (button === Button.CANCEL) {
@@ -237,32 +248,44 @@ export default class AchvsUiHandler extends MessageUiHandler {
         if (this.cursor < this.COLS) {
           if (this.scrollCursor) {
             success = this.setScrollCursor(this.scrollCursor - 1);
+          } else {
+            // Wrap around to the last row
+            success = this.setScrollCursor(Math.ceil(this.currentTotal / this.COLS) - this.ROWS);
+            let newCursorIndex = this.cursor + (this.ROWS - 1) * this.COLS;
+            if (newCursorIndex > this.currentTotal - this.scrollCursor * this.COLS -1) {
+              newCursorIndex -= this.COLS;
+            }
+            success = success && this.setCursor(newCursorIndex);
           }
         } else {
           success = this.setCursor(this.cursor - this.COLS);
         }
         break;
       case Button.DOWN:
-        const canMoveDown = (this.cursor + itemOffset) + this.COLS < this.currentTotal;
+        const canMoveDown = itemOffset + 1 < this.currentTotal;
         if (rowIndex >= this.ROWS - 1) {
           if (this.scrollCursor < Math.ceil(this.currentTotal / this.COLS) - this.ROWS && canMoveDown) {
+            // scroll down one row
             success = this.setScrollCursor(this.scrollCursor + 1);
+          } else {
+            // wrap back to the first row
+            success = this.setScrollCursor(0) && this.setCursor(this.cursor % this.COLS);
           }
         } else if (canMoveDown) {
-          success = this.setCursor(this.cursor + this.COLS);
+          success = this.setCursor(Math.min(this.cursor + this.COLS, this.currentTotal - itemOffset - 1));
         }
         break;
       case Button.LEFT:
-        if (!this.cursor && this.scrollCursor) {
-          success = this.setScrollCursor(this.scrollCursor - 1) && this.setCursor(this.cursor + (this.COLS - 1));
-        } else if (this.cursor) {
+        if (this.cursor % this.COLS === 0) {
+          success = this.setCursor(Math.min(this.cursor + this.COLS - 1, this.currentTotal - itemOffset - 1));
+        } else {
           success = this.setCursor(this.cursor - 1);
         }
         break;
       case Button.RIGHT:
-        if (this.cursor + 1 === this.ROWS * this.COLS && this.scrollCursor < Math.ceil(this.currentTotal / this.COLS) - this.ROWS) {
-          success = this.setScrollCursor(this.scrollCursor + 1) && this.setCursor(this.cursor - (this.COLS - 1));
-        } else if (this.cursor + itemOffset < this.currentTotal - 1) {
+        if ((this.cursor + 1) % this.COLS === 0 || (this.cursor + itemOffset) === (this.currentTotal - 1)) {
+          success = this.setCursor(this.cursor - this.cursor % this.COLS);
+        } else {
           success = this.setCursor(this.cursor + 1);
         }
         break;
@@ -315,15 +338,22 @@ export default class AchvsUiHandler extends MessageUiHandler {
     }
 
     this.scrollCursor = scrollCursor;
+    this.scrollBar.setScrollCursor(this.scrollCursor);
+
+    // Cursor cannot go farther than the last element in the list
+    const maxCursor = Math.min(this.cursor, this.currentTotal - this.scrollCursor * this.COLS - 1);
+    if (maxCursor !== this.cursor) {
+      this.setCursor(maxCursor);
+    }
 
     switch (this.currentPage) {
     case Page.ACHIEVEMENTS:
       this.updateAchvIcons();
-      this.showAchv(achvs[Object.keys(achvs)[Math.min(this.cursor + this.scrollCursor * this.COLS, Object.values(achvs).length - 1)]]);
+      this.showAchv(achvs[Object.keys(achvs)[this.cursor + this.scrollCursor * this.COLS]]);
       break;
     case Page.VOUCHERS:
       this.updateVoucherIcons();
-      this.showVoucher(vouchers[Object.keys(vouchers)[Math.min(this.cursor + this.scrollCursor * this.COLS, Object.values(vouchers).length - 1)]]);
+      this.showVoucher(vouchers[Object.keys(vouchers)[this.cursor + this.scrollCursor * this.COLS]]);
       break;
     }
     return true;
@@ -411,6 +441,7 @@ export default class AchvsUiHandler extends MessageUiHandler {
     super.clear();
     this.currentPage = Page.ACHIEVEMENTS;
     this.mainContainer.setVisible(false);
+    this.setScrollCursor(0);
     this.eraseCursor();
   }
 

src/ui/scroll-bar.ts

@@ -1,36 +1,65 @@
+/**
+ * A vertical scrollbar element that resizes dynamically based on the current scrolling
+ * and number of elements that can be shown on screen
+ */
 export class ScrollBar extends Phaser.GameObjects.Container {
-  private bg: Phaser.GameObjects.Image;
+  private bg: Phaser.GameObjects.NineSlice;
   private handleBody: Phaser.GameObjects.Rectangle;
-  private handleBottom: Phaser.GameObjects.Image;
-  private pages: number;
-  private page: number;
+  private handleBottom: Phaser.GameObjects.NineSlice;
+  private currentRow: number;
+  private totalRows: number;
+  private maxRows: number;
 
-  constructor(scene: Phaser.Scene, x: number, y: number, pages: number) {
+  /**
+   * @param scene the current scene
+   * @param x the scrollbar's x position (origin: top left)
+   * @param y the scrollbar's y position (origin: top left)
+   * @param width the scrollbar's width
+   * @param height the scrollbar's height
+   * @param maxRows the maximum number of rows that can be shown at once
+   */
+  constructor(scene: Phaser.Scene, x: number, y: number, width: number, height: number, maxRows: number) {
     super(scene, x, y);
 
-    this.bg = scene.add.image(0, 0, "scroll_bar");
+    this.maxRows = maxRows;
+
+    const borderSize = 2;
+    width = Math.max(width, 4);
+
+    this.bg = scene.add.nineslice(0, 0, "scroll_bar", undefined, width, height, borderSize, borderSize, borderSize, borderSize);
     this.bg.setOrigin(0, 0);
     this.add(this.bg);
 
-    this.handleBody = scene.add.rectangle(1, 1, 3, 4, 0xaaaaaa);
+    this.handleBody = scene.add.rectangle(1, 1, width - 2, 4, 0xaaaaaa);
     this.handleBody.setOrigin(0, 0);
     this.add(this.handleBody);
 
-    this.handleBottom = scene.add.image(1, 1, "scroll_bar_handle");
+    this.handleBottom = scene.add.nineslice(1, 1, "scroll_bar_handle", undefined, width - 2, 2, 2, 0, 0, 0);
     this.handleBottom.setOrigin(0, 0);
     this.add(this.handleBottom);
   }
 
-  setPage(page: number): void {
-    this.page = page;
-    this.handleBody.y = 1 + (this.bg.displayHeight - 1 - this.handleBottom.displayHeight) / this.pages * page;
+  /**
+   * Set the current row that is displayed
+   * Moves the bar handle up or down accordingly
+   * @param scrollCursor how many times the view was scrolled down
+   */
+  setScrollCursor(scrollCursor: number): void {
+    this.currentRow = scrollCursor;
+    this.handleBody.y = 1 + (this.bg.displayHeight - 1 - this.handleBottom.displayHeight) / this.totalRows * this.currentRow;
     this.handleBottom.y = this.handleBody.y + this.handleBody.displayHeight;
   }
 
-  setPages(pages: number): void {
-    this.pages = pages;
-    this.handleBody.height = (this.bg.displayHeight - 1 - this.handleBottom.displayHeight) * 9 / this.pages;
+  /**
+   * Set the total number of rows to display
+   * If it's smaller than the maximum number of rows on screen the bar will get hidden
+   * Otherwise the scrollbar handle gets resized based on the ratio to the maximum number of rows
+   * @param rows how many rows of data there are in total
+   */
+  setTotalRows(rows: number): void {
+    this.totalRows = rows;
+    this.handleBody.height = (this.bg.displayHeight - 1 - this.handleBottom.displayHeight) * this.maxRows / this.totalRows;
 
-    this.setVisible(this.pages > 9);
+    this.setVisible(this.totalRows > this.maxRows);
   }
 }

src/ui/settings/abstract-control-settings-ui-handler.ts

@@ -1,11 +1,12 @@
-import UiHandler from "../ui-handler";
-import BattleScene from "../../battle-scene";
-import {Mode} from "../ui";
-import {InterfaceConfig} from "../../inputs-controller";
-import {addWindow} from "../ui-theme";
-import {addTextObject, TextStyle} from "../text";
-import {getIconWithSettingName} from "#app/configs/inputs/configHandler";
-import NavigationMenu, {NavigationManager} from "#app/ui/settings/navigationMenu";
+import UiHandler from "#app/ui/ui-handler";
+import BattleScene from "#app/battle-scene";
+import { Mode } from "#app/ui/ui";
+import { InterfaceConfig } from "#app/inputs-controller";
+import { addWindow } from "#app/ui/ui-theme";
+import { addTextObject, TextStyle } from "#app/ui/text";
+import { ScrollBar } from "#app/ui/scroll-bar";
+import { getIconWithSettingName } from "#app/configs/inputs/configHandler";
+import NavigationMenu, { NavigationManager } from "#app/ui/settings/navigationMenu";
 import { Device } from "#enums/devices";
 import { Button } from "#enums/buttons";
 import i18next from "i18next";
@@ -19,7 +20,7 @@ export interface LayoutConfig {
     inputsIcons: InputsIcons;
     settingLabels: Phaser.GameObjects.Text[];
     optionValueLabels: Phaser.GameObjects.Text[][];
-    optionCursors: integer[];
+    optionCursors: number[];
     keys: string[];
     bindingSettings: Array<String>;
 }
@@ -31,8 +32,9 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
   protected optionsContainer: Phaser.GameObjects.Container;
   protected navigationContainer: NavigationMenu;
 
-  protected scrollCursor: integer;
-  protected optionCursors: integer[];
+  protected scrollBar: ScrollBar;
+  protected scrollCursor: number;
+  protected optionCursors: number[];
   protected cursorObj: Phaser.GameObjects.NineSlice | null;
 
   protected optionsBg: Phaser.GameObjects.NineSlice;
@@ -65,7 +67,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
   protected device: Device;
 
   abstract saveSettingToLocalStorage(setting, cursor): void;
-  abstract setSetting(scene: BattleScene, setting, value: integer): boolean;
+  abstract setSetting(scene: BattleScene, setting, value: number): boolean;
 
   /**
    * Constructor for the AbstractSettingsUiHandler.
@@ -241,7 +243,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
 
         // Calculate the total available space for placing option labels next to their setting label
         // We reserve space for the setting label and then distribute the remaining space evenly
-        const totalSpace = (300 - labelWidth) - totalWidth / 6;
+        const totalSpace = (297 - labelWidth) - totalWidth / 6;
         // Calculate the spacing between options based on the available space divided by the number of gaps between labels
         const optionSpacing = Math.floor(totalSpace / (optionValueLabels[s].length - 1));
 
@@ -269,6 +271,11 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
       // Add the options container to the overall settings container to be displayed in the UI.
       this.settingsContainer.add(optionsContainer);
     }
+
+    // Add vertical scrollbar
+    this.scrollBar = new ScrollBar(this.scene, this.optionsBg.width - 9, this.optionsBg.y + 5, 4, this.optionsBg.height - 11, this.rowsToDisplay);
+    this.settingsContainer.add(this.scrollBar);
+
     // Add the settings container to the UI.
     ui.add(this.settingsContainer);
 
@@ -413,6 +420,8 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
     this.optionCursors = layout.optionCursors;
     this.inputsIcons = layout.inputsIcons;
     this.bindingSettings = layout.bindingSettings;
+    this.scrollBar.setTotalRows(layout.settingLabels.length);
+    this.scrollBar.setScrollCursor(0);
 
     // Return true indicating the layout was successfully applied.
     return true;
@@ -538,7 +547,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
    * @param cursor - The cursor position to set.
    * @returns `true` if the cursor was set successfully.
    */
-  setCursor(cursor: integer): boolean {
+  setCursor(cursor: number): boolean {
     const ret = super.setCursor(cursor);
     // If the optionsContainer is not initialized, return the result from the parent class directly.
     if (!this.optionsContainer) {
@@ -547,7 +556,8 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
 
     // Check if the cursor object exists, if not, create it.
     if (!this.cursorObj) {
-      this.cursorObj = this.scene.add.nineslice(0, 0, "summary_moves_cursor", undefined, (this.scene.game.canvas.width / 6) - 10, 16, 1, 1, 1, 1);
+      const cursorWidth = (this.scene.game.canvas.width / 6) - (this.scrollBar.visible? 16 : 10);
+      this.cursorObj = this.scene.add.nineslice(0, 0, "summary_moves_cursor", undefined, cursorWidth, 16, 1, 1, 1, 1);
       this.cursorObj.setOrigin(0, 0); // Set the origin to the top-left corner.
       this.optionsContainer.add(this.cursorObj); // Add the cursor to the options container.
     }
@@ -564,7 +574,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
    * @param scrollCursor - The scroll cursor position to set.
    * @returns `true` if the scroll cursor was set successfully.
    */
-  setScrollCursor(scrollCursor: integer): boolean {
+  setScrollCursor(scrollCursor: number): boolean {
     // Check if the new scroll position is the same as the current one; if so, do not update.
     if (scrollCursor === this.scrollCursor) {
       return false;
@@ -572,6 +582,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
 
     // Update the internal scroll cursor state
     this.scrollCursor = scrollCursor;
+    this.scrollBar.setScrollCursor(this.scrollCursor);
 
     // Apply the new scroll position to the settings UI.
     this.updateSettingsScroll();
@@ -590,7 +601,7 @@ export default abstract class AbstractControlSettingsUiHandler extends UiHandler
    * @param save - Whether to save the setting to local storage.
    * @returns `true` if the option cursor was set successfully.
    */
-  setOptionCursor(settingIndex: integer, cursor: integer, save?: boolean): boolean {
+  setOptionCursor(settingIndex: number, cursor: number, save?: boolean): boolean {
     // Retrieve the specific setting using the settingIndex from the settingDevice enumeration.
     const setting = this.setting[Object.keys(this.setting)[settingIndex]];
 

src/ui/settings/abstract-settings-ui-handler.ts

@@ -1,12 +1,13 @@
-import BattleScene from "../../battle-scene";
-import { hasTouchscreen, isMobile } from "../../touch-controls";
-import { TextStyle, addTextObject } from "../text";
-import { Mode } from "../ui";
-import UiHandler from "../ui-handler";
-import { addWindow } from "../ui-theme";
-import {Button} from "#enums/buttons";
-import {InputsIcons} from "#app/ui/settings/abstract-control-settings-ui-handler";
-import NavigationMenu, {NavigationManager} from "#app/ui/settings/navigationMenu";
+import BattleScene from "#app/battle-scene";
+import { hasTouchscreen, isMobile } from "#app/touch-controls";
+import { TextStyle, addTextObject } from "#app/ui/text";
+import { Mode } from "#app/ui/ui";
+import UiHandler from "#app/ui/ui-handler";
+import { addWindow } from "#app/ui/ui-theme";
+import { ScrollBar } from "#app/ui/scroll-bar";
+import { Button } from "#enums/buttons";
+import { InputsIcons } from "#app/ui/settings/abstract-control-settings-ui-handler";
+import NavigationMenu, { NavigationManager } from "#app/ui/settings/navigationMenu";
 import { Setting, SettingKeys, SettingType } from "#app/system/settings/settings";
 import i18next from "i18next";
 
@@ -19,11 +20,12 @@ export default class AbstractSettingsUiHandler extends UiHandler {
   private optionsContainer: Phaser.GameObjects.Container;
   private navigationContainer: NavigationMenu;
 
-  private scrollCursor: integer;
+  private scrollCursor: number;
+  private scrollBar: ScrollBar;
 
   private optionsBg: Phaser.GameObjects.NineSlice;
 
-  private optionCursors: integer[];
+  private optionCursors: number[];
 
   private settingLabels: Phaser.GameObjects.Text[];
   private optionValueLabels: Phaser.GameObjects.Text[][];
@@ -117,7 +119,7 @@ export default class AbstractSettingsUiHandler extends UiHandler {
 
         const labelWidth =  Math.max(78, this.settingLabels[s].displayWidth + 8);
 
-        const totalSpace = (300 - labelWidth) - totalWidth / 6;
+        const totalSpace = (297 - labelWidth) - totalWidth / 6;
         const optionSpacing = Math.floor(totalSpace / (this.optionValueLabels[s].length - 1));
 
         let xOffset = 0;
@@ -130,7 +132,11 @@ export default class AbstractSettingsUiHandler extends UiHandler {
 
     this.optionCursors = this.settings.map(setting => setting.default);
 
+    this.scrollBar = new ScrollBar(this.scene, this.optionsBg.width - 9, this.optionsBg.y + 5, 4, this.optionsBg.height - 11, this.rowsToDisplay);
+    this.scrollBar.setTotalRows(this.settings.length);
+
     this.settingsContainer.add(this.optionsBg);
+    this.settingsContainer.add(this.scrollBar);
     this.settingsContainer.add(this.navigationContainer);
     this.settingsContainer.add(actionsBg);
     this.settingsContainer.add(this.optionsContainer);
@@ -186,6 +192,7 @@ export default class AbstractSettingsUiHandler extends UiHandler {
 
     this.settingsContainer.setVisible(true);
     this.setCursor(0);
+    this.setScrollCursor(0);
 
     this.getUi().moveTo(this.settingsContainer, this.getUi().length - 1);
 
@@ -301,11 +308,12 @@ export default class AbstractSettingsUiHandler extends UiHandler {
    * @param cursor - The cursor position to set.
    * @returns `true` if the cursor was set successfully.
    */
-  setCursor(cursor: integer): boolean {
+  setCursor(cursor: number): boolean {
     const ret = super.setCursor(cursor);
 
     if (!this.cursorObj) {
-      this.cursorObj = this.scene.add.nineslice(0, 0, "summary_moves_cursor", undefined, (this.scene.game.canvas.width / 6) - 10, 16, 1, 1, 1, 1);
+      const cursorWidth = (this.scene.game.canvas.width / 6) - (this.scrollBar.visible? 16 : 10);
+      this.cursorObj = this.scene.add.nineslice(0, 0, "summary_moves_cursor", undefined, cursorWidth, 16, 1, 1, 1, 1);
       this.cursorObj.setOrigin(0, 0);
       this.optionsContainer.add(this.cursorObj);
     }
@@ -323,7 +331,7 @@ export default class AbstractSettingsUiHandler extends UiHandler {
    * @param save - Whether to save the setting to local storage.
    * @returns `true` if the option cursor was set successfully.
    */
-  setOptionCursor(settingIndex: integer, cursor: integer, save?: boolean): boolean {
+  setOptionCursor(settingIndex: number, cursor: number, save?: boolean): boolean {
     const setting = this.settings[settingIndex];
 
     if (setting.key === SettingKeys.Touch_Controls && cursor && hasTouchscreen() && isMobile()) {
@@ -359,12 +367,13 @@ export default class AbstractSettingsUiHandler extends UiHandler {
    * @param scrollCursor - The scroll cursor position to set.
    * @returns `true` if the scroll cursor was set successfully.
    */
-  setScrollCursor(scrollCursor: integer): boolean {
+  setScrollCursor(scrollCursor: number): boolean {
     if (scrollCursor === this.scrollCursor) {
       return false;
     }
 
     this.scrollCursor = scrollCursor;
+    this.scrollBar.setScrollCursor(this.scrollCursor);
 
     this.updateSettingsScroll();
 
@@ -394,6 +403,7 @@ export default class AbstractSettingsUiHandler extends UiHandler {
   clear() {
     super.clear();
     this.settingsContainer.setVisible(false);
+    this.setScrollCursor(0);
     this.eraseCursor();
     this.getUi().bgmBar.toggleBgmBar(this.scene.showBgmBar);
     if (this.reloadRequired) {

src/ui/starter-select-ui-handler.ts

@@ -627,7 +627,7 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
 
     const starterBoxContainer = this.scene.add.container(speciesContainerX + 6, 9); //115
 
-    this.starterSelectScrollBar = new ScrollBar(this.scene, 161, 12, 0);
+    this.starterSelectScrollBar = new ScrollBar(this.scene, 161, 12, 5, starterContainerWindow.height - 6, 9);
 
     starterBoxContainer.add(this.starterSelectScrollBar);
 
@@ -2540,8 +2540,8 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
       }
     });
 
-    this.starterSelectScrollBar.setPages(Math.max(Math.ceil(this.filteredStarterContainers.length / 9), 1));
-    this.starterSelectScrollBar.setPage(0);
+    this.starterSelectScrollBar.setTotalRows(Math.max(Math.ceil(this.filteredStarterContainers.length / 9), 1));
+    this.starterSelectScrollBar.setScrollCursor(0);
 
     // sort
     const sort = this.filterBar.getVals(DropDownColumn.SORT)[0];
@@ -2576,7 +2576,7 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
     const onScreenFirstIndex = this.scrollCursor * maxColumns;
     const onScreenLastIndex = Math.min(this.filteredStarterContainers.length - 1, onScreenFirstIndex + maxRows * maxColumns -1);
 
-    this.starterSelectScrollBar.setPage(this.scrollCursor);
+    this.starterSelectScrollBar.setScrollCursor(this.scrollCursor);
 
     let pokerusCursorIndex = 0;
     this.filteredStarterContainers.forEach((container, i) => {