pokerogue/src/battle.ts
2024-04-01 12:48:35 -04:00

305 lines
13 KiB
TypeScript

import BattleScene from "./battle-scene";
import { EnemyPokemon, PlayerPokemon, QueuedMove } from "./field/pokemon";
import { Command } from "./ui/command-ui-handler";
import * as Utils from "./utils";
import Trainer, { TrainerVariant } from "./field/trainer";
import { Species } from "./data/enums/species";
import { Moves } from "./data/enums/moves";
import { TrainerType } from "./data/enums/trainer-type";
import { GameMode } from "./game-mode";
import { BattleSpec } from "./enums/battle-spec";
import { PlayerGender } from "./system/game-data";
import { PokemonHeldItemModifier } from "./modifier/modifier";
export enum BattleType {
WILD,
TRAINER,
CLEAR
}
export enum BattlerIndex {
ATTACKER = -1,
PLAYER,
PLAYER_2,
ENEMY,
ENEMY_2
}
export interface TurnCommand {
command: Command;
cursor?: integer;
move?: QueuedMove;
targets?: BattlerIndex[];
skip?: boolean;
args?: any[];
};
interface TurnCommands {
[key: integer]: TurnCommand
}
export default class Battle {
protected gameMode: GameMode;
public waveIndex: integer;
public battleType: BattleType;
public battleSpec: BattleSpec;
public trainer: Trainer;
public enemyLevels: integer[];
public enemyParty: EnemyPokemon[];
public seenEnemyPartyMemberIds: Set<integer>;
public double: boolean;
public started: boolean;
public turn: integer;
public turnCommands: TurnCommands;
public playerParticipantIds: Set<integer>;
public battleScore: integer;
public postBattleLoot: PokemonHeldItemModifier[];
public escapeAttempts: integer;
public lastMove: Moves;
public battleSeed: string;
private battleSeedState: string;
private rngCounter: integer = 0;
constructor(gameMode: GameMode, waveIndex: integer, battleType: BattleType, trainer: Trainer, double: boolean) {
this.gameMode = gameMode;
this.waveIndex = waveIndex;
this.battleType = battleType;
this.trainer = trainer;
this.initBattleSpec();
this.enemyLevels = battleType !== BattleType.TRAINER
? new Array(double ? 2 : 1).fill(null).map(() => this.getLevelForWave())
: trainer.getPartyLevels(this.waveIndex);
this.enemyParty = [];
this.seenEnemyPartyMemberIds = new Set<integer>();
this.double = double;
this.turn = 0;
this.playerParticipantIds = new Set<integer>();
this.battleScore = 0;
this.postBattleLoot = [];
this.escapeAttempts = 0;
this.started = false;
this.battleSeed = Utils.randomString(16, true);
this.battleSeedState = null;
}
private initBattleSpec(): void {
let spec = BattleSpec.DEFAULT;
if (this.gameMode.isClassic) {
if (this.waveIndex === 200)
spec = BattleSpec.FINAL_BOSS;
}
this.battleSpec = spec;
}
private getLevelForWave(): integer {
let levelWaveIndex = this.gameMode.getWaveForDifficulty(this.waveIndex);
let baseLevel = 1 + levelWaveIndex / 2 + Math.pow(levelWaveIndex / 25, 2);
const bossMultiplier = 1.2;
if (!(this.waveIndex % 10)) {
const ret = Math.floor(baseLevel * bossMultiplier);
if (this.battleSpec === BattleSpec.FINAL_BOSS || !(this.waveIndex % 250))
return Math.ceil(ret / 25) * 25;
let levelOffset = 0;
if (!this.gameMode.isWaveFinal(this.waveIndex))
levelOffset = Math.round(Phaser.Math.RND.realInRange(-1, 1) * Math.floor(levelWaveIndex / 10));
return ret + levelOffset;
}
let levelOffset = 0;
const deviation = 10 / levelWaveIndex;
levelOffset = Math.abs(this.randSeedGaussForLevel(deviation));
return Math.max(Math.round(baseLevel + levelOffset), 1);
}
randSeedGaussForLevel(value: number): number {
let rand = 0;
for (let i = value; i > 0; i--)
rand += Phaser.Math.RND.realInRange(0, 1);
return rand / value;
}
getBattlerCount(): integer {
return this.double ? 2 : 1;
}
incrementTurn(scene: BattleScene): void {
this.turn++;
this.turnCommands = Object.fromEntries(Utils.getEnumValues(BattlerIndex).map(bt => [ bt, null ]));
this.battleSeedState = null;
}
addParticipant(playerPokemon: PlayerPokemon): void {
this.playerParticipantIds.add(playerPokemon.id);
}
removeFaintedParticipant(playerPokemon: PlayerPokemon): void {
this.playerParticipantIds.delete(playerPokemon.id);
}
addPostBattleLoot(enemyPokemon: EnemyPokemon): void {
this.postBattleLoot.push(...enemyPokemon.scene.findModifiers(m => m instanceof PokemonHeldItemModifier && m.pokemonId === enemyPokemon.id && m.getTransferrable(false), false).map(i => {
const ret = i as PokemonHeldItemModifier;
ret.pokemonId = null;
return ret;
}));
}
addBattleScore(scene: BattleScene): void {
let partyMemberTurnMultiplier = scene.getEnemyParty().length / 2 + 0.5;
if (this.double)
partyMemberTurnMultiplier /= 1.5;
for (let p of scene.getEnemyParty()) {
if (p.isBoss())
partyMemberTurnMultiplier *= (p.bossSegments / 1.5) / scene.getEnemyParty().length;
}
const turnMultiplier = Phaser.Tweens.Builders.GetEaseFunction('Sine.easeIn')(1 - Math.min(this.turn - 2, 10 * partyMemberTurnMultiplier) / (10 * partyMemberTurnMultiplier));
const finalBattleScore = Math.ceil(this.battleScore * turnMultiplier);
scene.score += finalBattleScore;
console.log(`Battle Score: ${finalBattleScore} (${this.turn - 1} Turns x${Math.floor(turnMultiplier * 100) / 100})`);
console.log(`Total Score: ${scene.score}`);
scene.updateScoreText();
}
getBgmOverride(scene: BattleScene): string {
const battlers = this.enemyParty.slice(0, this.getBattlerCount());
if (this.battleType === BattleType.TRAINER) {
if (!this.started && this.trainer.config.encounterBgm && this.trainer.getEncounterMessages()?.length)
return `encounter_${this.trainer.getEncounterBgm()}`;
return this.trainer.getBattleBgm();
} else if (this.gameMode.isClassic && this.waveIndex > 195 && this.battleSpec !== BattleSpec.FINAL_BOSS)
return 'end_summit';
for (let pokemon of battlers) {
if (this.battleSpec === BattleSpec.FINAL_BOSS) {
if (pokemon.formIndex)
return 'battle_final';
return 'battle_final_encounter';
}
if (pokemon.species.legendary || pokemon.species.pseudoLegendary || pokemon.species.mythical) {
if (pokemon.species.speciesId === Species.KYUREM)
return 'battle_legendary_k';
if (pokemon.species.legendary)
return 'battle_legendary_rz';
return 'battle_legendary';
}
}
if (scene.gameMode.isClassic && this.waveIndex <= 4)
return 'battle_wild';
return null;
}
randSeedInt(scene: BattleScene, range: integer, min: integer = 0): integer {
let ret: integer;
const tempRngCounter = scene.rngCounter;
const tempSeedOverride = scene.rngSeedOverride;
const state = Phaser.Math.RND.state();
if (this.battleSeedState)
Phaser.Math.RND.state(this.battleSeedState);
else {
Phaser.Math.RND.sow([ Utils.shiftCharCodes(this.battleSeed, this.turn << 6) ]);
console.log('Battle Seed:', this.battleSeed);
}
scene.rngCounter = this.rngCounter++;
scene.rngSeedOverride = this.battleSeed;
ret = Utils.randSeedInt(range, min);
this.battleSeedState = Phaser.Math.RND.state();
Phaser.Math.RND.state(state);
scene.rngCounter = tempRngCounter;
scene.rngSeedOverride = tempSeedOverride;
return ret;
}
}
export class FixedBattle extends Battle {
constructor(scene: BattleScene, waveIndex: integer, config: FixedBattleConfig) {
super(scene.gameMode, waveIndex, config.battleType, config.battleType === BattleType.TRAINER ? config.getTrainer(scene) : null, config.double);
if (config.getEnemyParty)
this.enemyParty = config.getEnemyParty(scene);
}
}
type GetTrainerFunc = (scene: BattleScene) => Trainer;
type GetEnemyPartyFunc = (scene: BattleScene) => EnemyPokemon[];
export class FixedBattleConfig {
public battleType: BattleType;
public double: boolean;
public getTrainer: GetTrainerFunc;
public getEnemyParty: GetEnemyPartyFunc;
public seedOffsetWaveIndex: integer;
setBattleType(battleType: BattleType): FixedBattleConfig {
this.battleType = battleType;
return this;
}
setDouble(double: boolean): FixedBattleConfig {
this.double = double;
return this;
}
setGetTrainerFunc(getTrainerFunc: GetTrainerFunc): FixedBattleConfig {
this.getTrainer = getTrainerFunc;
return this;
}
setGetEnemyPartyFunc(getEnemyPartyFunc: GetEnemyPartyFunc): FixedBattleConfig {
this.getEnemyParty = getEnemyPartyFunc;
return this;
}
setSeedOffsetWave(seedOffsetWaveIndex: integer): FixedBattleConfig {
this.seedOffsetWaveIndex = seedOffsetWaveIndex;
return this;
}
}
function getRandomTrainerFunc(trainerPool: (TrainerType | TrainerType[])[]): GetTrainerFunc {
return (scene: BattleScene) => {
const rand = Utils.randSeedInt(trainerPool.length);
const trainerTypes: TrainerType[] = [];
for (let trainerPoolEntry of trainerPool) {
const trainerType = Array.isArray(trainerPoolEntry)
? Utils.randSeedItem(trainerPoolEntry)
: trainerPoolEntry;
trainerTypes.push(trainerType);
}
return new Trainer(scene, trainerTypes[rand], TrainerVariant.DEFAULT);
};
}
interface FixedBattleConfigs {
[key: integer]: FixedBattleConfig
}
export const fixedBattles: FixedBattleConfigs = {
[5]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.YOUNGSTER, Utils.randSeedInt(2) ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[8]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[25]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_2, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[55]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_3, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[95]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_4, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[145]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_5, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
[182]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.LORELEI, TrainerType.WILL, TrainerType.SIDNEY, TrainerType.AARON, TrainerType.SHAUNTAL, TrainerType.MALVA, [ TrainerType.HALA, TrainerType.MOLAYNE ], TrainerType.RIKA, TrainerType.CRISPIN ])),
[184]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(182)
.setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.BRUNO, TrainerType.KOGA, TrainerType.PHOEBE, TrainerType.BERTHA, TrainerType.MARSHAL, TrainerType.SIEBOLD, TrainerType.OLIVIA, TrainerType.POPPY, TrainerType.AMARYS ])),
[186]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(182)
.setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.AGATHA, TrainerType.BRUNO, TrainerType.GLACIA, TrainerType.FLINT, TrainerType.GRIMSLEY, TrainerType.WIKSTROM, TrainerType.ACEROLA, TrainerType.LARRY_ELITE, TrainerType.LACEY ])),
[188]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(182)
.setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.LANCE, TrainerType.KAREN, TrainerType.DRAKE, TrainerType.LUCIAN, TrainerType.CAITLIN, TrainerType.DRASNA, TrainerType.KAHILI, TrainerType.HASSEL, TrainerType.DRAYTON ])),
[190]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(182)
.setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.BLUE, [ TrainerType.RED, TrainerType.LANCE_CHAMPION ], [ TrainerType.STEVEN, TrainerType.WALLACE ], TrainerType.CYNTHIA, [ TrainerType.ALDER, TrainerType.IRIS ], TrainerType.DIANTHA, TrainerType.HAU, [ TrainerType.GEETA, TrainerType.NEMONA ], TrainerType.KIERAN, TrainerType.LEON ])),
[195]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
.setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_6, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
};