pokemon-showdown/data/mods/gen4/random-teams.ts
2021-07-09 19:59:22 -07:00

849 lines
31 KiB
TypeScript

import RandomGen5Teams from '../gen5/random-teams';
import {Utils} from '../../../lib';
import {toID} from '../../../sim/dex';
import {PRNG} from '../../../sim';
import type {MoveCounter} from '../../random-teams';
// These moves can be used even if we aren't setting up to use them:
const SetupException = ['dracometeor', 'overheat'];
// Give recovery moves priority over certain other defensive status moves
const recoveryMoves = [
'healorder', 'milkdrink', 'moonlight', 'morningsun', 'painsplit', 'recover', 'rest', 'roost',
'slackoff', 'softboiled', 'synthesis', 'wish',
];
const defensiveStatusMoves = ['aromatherapy', 'haze', 'healbell', 'roar', 'whirlwind', 'willowisp', 'yawn'];
export class RandomGen4Teams extends RandomGen5Teams {
constructor(format: string | Format, prng: PRNG | PRNGSeed | null) {
super(format, prng);
this.moveEnforcementCheckers = {
Bug: (movePool, moves, abilities, types, counter) => (
!counter.get('Bug') && (movePool.includes('bugbuzz') || movePool.includes('megahorn'))
),
Dark: (movePool, moves, abilities, types, counter) => (
(!counter.get('Dark') || (counter.get('Dark') === 1 && moves.has('pursuit'))) &&
movePool.includes('suckerpunch') &&
counter.setupType !== 'Special'
),
Dragon: (movePool, moves, abilities, types, counter) => !counter.get('Dragon'),
Electric: (movePool, moves, abilities, types, counter) => !counter.get('Electric'),
Fighting: (movePool, moves, abilities, types, counter) => (
!counter.get('Fighting') &&
(!!counter.setupType || !counter.get('Status') || movePool.includes('closecombat') || movePool.includes('highjumpkick'))
),
Fire: (movePool, moves, abilities, types, counter) => !counter.get('Fire'),
Flying: (movePool, moves, abilities, types, counter) => !counter.get('Flying') && (
(counter.setupType !== 'Special' && movePool.includes('bravebird')) ||
(abilities.has('Serene Grace') && movePool.includes('airslash'))
),
Grass: (movePool, moves, abilities, types, counter) => (
!counter.get('Grass') &&
['leafblade', 'leafstorm', 'seedflare', 'woodhammer'].some(m => movePool.includes(m))
),
Ground: (movePool, moves, abilities, types, counter) => !counter.get('Ground'),
Ice: (movePool, moves, abilities, types, counter) => (
!counter.get('Ice') && (!types.has('Water') || !counter.get('Water'))
),
Rock: (movePool, moves, abilities, types, counter) => (
!counter.get('Rock') && (movePool.includes('headsmash') || movePool.includes('stoneedge'))
),
Steel: (movePool, moves, abilities, types, counter) => !counter.get('Steel') && movePool.includes('meteormash'),
Water: (movePool, moves, abilities, types, counter) => (
!counter.get('Water') && (moves.has('raindance') || !types.has('Ice') || !counter.get('Ice'))
),
Adaptability: (movePool, moves, abilities, types, counter, species) => (
!counter.setupType &&
species.types.length > 1 &&
(!counter.get(species.types[0]) || !counter.get(species.types[1]))
),
Guts: (movePool, moves, abilities, types) => types.has('Normal') && movePool.includes('facade'),
'Slow Start': movePool => movePool.includes('substitute'),
};
}
shouldCullMove(
move: Move,
types: Set<string>,
moves: Set<string>,
abilities: Set<string>,
counter: MoveCounter,
movePool: string[],
teamDetails: RandomTeamsTypes.TeamDetails,
species: Species,
isLead: boolean,
): {cull: boolean, isSetup?: boolean} {
const restTalk = moves.has('rest') && moves.has('sleeptalk');
switch (move.id) {
// Not very useful without their supporting moves
case 'batonpass':
return {cull: !counter.setupType && !counter.get('speedsetup') && !moves.has('substitute')};
case 'eruption': case 'waterspout':
return {cull: counter.get('Physical') + counter.get('Special') < 4};
case 'focuspunch':
return {cull: !moves.has('substitute') || counter.damagingMoves.size < 2 || moves.has('hammerarm')};
case 'raindance':
return {cull: abilities.has('Hydration') ? !moves.has('rest') : counter.get('Physical') + counter.get('Special') < 2};
case 'refresh':
return {cull: !(moves.has('calmmind') && (moves.has('recover') || moves.has('roost')))};
case 'rest':
return {cull: movePool.includes('sleeptalk') || (abilities.has('Hydration') && !moves.has('raindance'))};
case 'sleeptalk':
if (movePool.length > 1) {
const rest = movePool.indexOf('rest');
if (rest >= 0) this.fastPop(movePool, rest);
}
return {cull: !moves.has('rest')};
case 'sunnyday':
return {cull: !moves.has('solarbeam')};
case 'weatherball':
return {cull: !moves.has('raindance') && !moves.has('sunnyday')};
// Set up once and only if we have the moves for it
case 'bellydrum': case 'bulkup': case 'curse': case 'dragondance': case 'swordsdance':
const notEnoughPhysicalMoves = (
counter.get('Physical') + counter.get('physicalpool') < 2 &&
!moves.has('batonpass') &&
(!moves.has('rest') || !moves.has('sleeptalk'))
);
const badPhysicalMoveset = counter.setupType !== 'Physical' || counter.get('physicalsetup') > 1;
return {cull: moves.has('sunnyday') || notEnoughPhysicalMoves || badPhysicalMoveset, isSetup: true};
case 'calmmind': case 'nastyplot': case 'tailglow':
const notEnoughSpecialMoves = (
counter.get('Special') + counter.get('specialpool') < 2 &&
!moves.has('batonpass') &&
(!moves.has('rest') || !moves.has('sleeptalk'))
);
const badSpecialMoveset = counter.setupType !== 'Special' || counter.get('specialsetup') > 1;
return {cull: notEnoughSpecialMoves || badSpecialMoveset, isSetup: true};
case 'agility': case 'rockpolish':
return {cull: restTalk || (counter.damagingMoves.size < 2 && !moves.has('batonpass')), isSetup: !counter.setupType};
// Bad after setup
case 'destinybond':
return {cull: !!counter.setupType || moves.has('explosion')};
case 'explosion': case 'selfdestruct':
return {cull: (
counter.setupType === 'Special' ||
Array.from(moves).some(id => recoveryMoves.includes(id) || defensiveStatusMoves.includes(id)) ||
['batonpass', 'protect', 'substitute'].some(m => moves.has(m))
)};
case 'foresight': case 'roar': case 'whirlwind':
return {cull: !!counter.setupType && !abilities.has('Speed Boost')};
case 'healingwish': case 'lunardance':
return {cull: !!counter.setupType || moves.has('rest') || moves.has('substitute')};
case 'protect':
return {cull: (
!['Guts', 'Quick Feet', 'Speed Boost'].some(abil => abilities.has(abil)) ||
['rest', 'softboiled', 'toxic', 'wish'].some(m => moves.has(m))
)};
case 'wish':
return {cull: (
!['batonpass', 'protect', 'uturn'].some(m => moves.has(m)) ||
moves.has('rest') ||
!!counter.get('speedsetup')
)};
case 'rapidspin':
return {cull: !!teamDetails.rapidSpin || (!!counter.setupType && counter.get('Physical') + counter.get('Special') < 2)};
case 'reflect': case 'lightscreen': case 'fakeout':
return {cull: !!counter.setupType || !!counter.get('speedsetup') || moves.has('substitute')};
case 'spikes':
return {cull: !!counter.setupType || !!counter.get('speedsetup') || moves.has('substitute')};
case 'stealthrock':
return {cull: (
!!counter.setupType ||
!!counter.get('speedsetup') ||
moves.has('rest') || moves.has('substitute') ||
!!teamDetails.stealthRock
)};
case 'switcheroo': case 'trick':
return {cull: (
counter.get('Physical') + counter.get('Special') < 3 ||
!!counter.setupType ||
['fakeout', 'lightscreen', 'reflect', 'suckerpunch', 'trickroom'].some(m => moves.has(m))
)};
case 'toxic': case 'toxicspikes':
return {cull: (
!!counter.setupType || !!counter.get('speedsetup') || !!teamDetails.toxicSpikes || moves.has('willowisp')
)};
case 'trickroom':
return {cull: (
!!counter.setupType ||
!!counter.get('speedsetup') ||
counter.damagingMoves.size < 2 ||
moves.has('lightscreen') || moves.has('reflect') ||
restTalk
)};
case 'uturn':
return {cull: (
(types.has('Bug') && counter.get('stab') < 2 && counter.damagingMoves.size > 1) ||
(abilities.has('Speed Boost') && moves.has('protect')) ||
!!counter.setupType ||
!!counter.get('speedsetup') ||
moves.has('batonpass') || moves.has('substitute')
)};
// Bit redundant to have both
// Attacks:
case 'bodyslam': case 'slash':
return {cull: moves.has('facade') || moves.has('return')};
case 'doubleedge':
return {cull: ['bodyslam', 'facade', 'return'].some(m => moves.has(m))};
case 'endeavor':
return {cull: !isLead};
case 'headbutt':
return {cull: !moves.has('bodyslam') && !moves.has('thunderwave')};
case 'judgment': case 'swift':
return {cull: counter.setupType !== 'Special' && counter.get('stab') > 1};
case 'quickattack':
return {cull: moves.has('thunderwave')};
case 'firepunch': case 'flamethrower':
return {cull: moves.has('fireblast') || moves.has('overheat') && !counter.setupType};
case 'lavaplume': case 'fireblast':
if (move.id === 'fireblast' && moves.has('lavaplume') && !counter.get('speedsetup')) return {cull: true};
if (move.id === 'lavaplume' && moves.has('fireblast') && counter.get('speedsetup')) return {cull: true};
if (moves.has('flareblitz') && counter.setupType !== 'Special') return {cull: true};
break;
case 'overheat':
return {cull: counter.setupType === 'Special' || ['batonpass', 'fireblast', 'flareblitz'].some(m => moves.has(m))};
case 'aquajet':
return {cull: moves.has('dragondance') || (moves.has('waterfall') && counter.get('Physical') < 3)};
case 'hydropump':
return {cull: moves.has('surf')};
case 'waterfall':
return {cull: (
moves.has('aquatail') ||
(counter.setupType !== 'Physical' && (moves.has('hydropump') || moves.has('surf')))
)};
case 'chargebeam':
return {cull: moves.has('thunderbolt') && counter.get('Special') < 3};
case 'discharge':
return {cull: moves.has('thunderbolt')};
case 'energyball':
return {cull: (
moves.has('leafblade') ||
moves.has('woodhammer') ||
(moves.has('sunnyday') && moves.has('solarbeam')) ||
(moves.has('leafstorm') && counter.get('Physical') + counter.get('Special') < 4)
)};
case 'grassknot': case 'leafblade': case 'seedbomb':
return {cull: moves.has('woodhammer') || (moves.has('sunnyday') && moves.has('solarbeam'))};
case 'leafstorm':
return {cull: (
!!counter.setupType ||
moves.has('batonpass') ||
moves.has('powerwhip') ||
(moves.has('sunnyday') && moves.has('solarbeam'))
)};
case 'solarbeam':
return {cull: counter.setupType === 'Physical' || !moves.has('sunnyday')};
case 'icepunch':
return {cull: !counter.setupType && moves.has('icebeam')};
case 'aurasphere': case 'drainpunch': case 'focusblast':
return {cull: moves.has('closecombat') && counter.setupType !== 'Special'};
case 'brickbreak': case 'closecombat': case 'crosschop': case 'lowkick':
return {cull: moves.has('substitute') && moves.has('focuspunch')};
case 'machpunch':
return {cull: (
counter.damagingMoves.size <= counter.get('Fighting') ||
(types.has('Fighting') && counter.get('stab') < 2 && !abilities.has('Technician'))
)};
case 'seismictoss':
return {cull: moves.has('nightshade') || counter.get('Physical') + counter.get('Special') >= 1};
case 'superpower':
return {cull: moves.has('dragondance') || !!counter.get('speedsetup')};
case 'gunkshot':
return {cull: moves.has('poisonjab')};
case 'earthpower':
return {cull: moves.has('earthquake')};
case 'airslash':
return {cull: !counter.setupType && moves.has('bravebird')};
case 'zenheadbutt':
return {cull: moves.has('psychocut')};
case 'rockblast': case 'rockslide':
return {cull: moves.has('stoneedge')};
case 'shadowclaw':
return {cull: moves.has('shadowforce') || moves.has('suckerpunch') && !types.has('Ghost')};
case 'dracometeor':
return {cull: moves.has('calmmind') || restTalk || (!!counter.setupType && counter.get('stab') < 2)};
case 'dragonclaw':
return {cull: moves.has('outrage')};
case 'dragonpulse':
return {cull: moves.has('dracometeor') && moves.has('outrage')};
case 'crunch': case 'nightslash':
return {cull: moves.has('suckerpunch')};
case 'pursuit':
return {cull: !!counter.setupType || moves.has('payback')};
case 'flashcannon':
return {cull: (moves.has('ironhead') || movePool.includes('ironhead')) && counter.setupType !== 'Special'};
// Status:
case 'encore':
return {cull: ['roar', 'taunt', 'whirlwind'].some(m => moves.has(m)) || restTalk};
case 'haze': case 'taunt':
return {cull: restTalk};
case 'leechseed': case 'painsplit':
return {cull: !!counter.setupType || !!counter.get('speedsetup') || moves.has('rest')};
case 'recover': case 'slackoff':
return {cull: restTalk};
case 'stunspore':
return {cull: (
!!counter.setupType ||
moves.has('toxic') ||
movePool.includes('sleeppowder') ||
movePool.includes('spore')
)};
case 'substitute':
return {cull: ['pursuit', 'rapidspin', 'rest', 'taunt'].some(m => moves.has(m))};
case 'thunderwave':
return {cull: (
!!counter.setupType ||
moves.has('toxic') ||
moves.has('trickroom') ||
(moves.has('bodyslam') && abilities.has('Serene Grace'))
)};
case 'yawn':
return {cull: moves.has('thunderwave') || moves.has('toxic')};
}
return {cull: false};
}
shouldCullAbility(
ability: string,
types: Set<string>,
moves: Set<string>,
abilities: Set<string>,
counter: MoveCounter,
movePool: string[],
teamDetails: RandomTeamsTypes.TeamDetails,
species: Species,
) {
switch (ability) {
case 'Anger Point': case 'Ice Body': case 'Steadfast':
return true;
case 'Blaze':
return !counter.get('Fire');
case 'Chlorophyll':
return !moves.has('sunnyday') && !teamDetails.sun;
case 'Compound Eyes': case 'No Guard':
return !counter.get('inaccurate');
case 'Early Bird':
return !moves.has('rest');
case 'Gluttony':
return !moves.has('bellydrum');
case 'Hustle':
return counter.get('Physical') < 2;
case 'Mold Breaker':
return !moves.has('earthquake');
case 'Overgrow':
return !counter.get('Grass');
case 'Reckless': case 'Rock Head':
return !counter.get('recoil');
case 'Sand Veil':
return !teamDetails.sand;
case 'Serene Grace':
return !counter.get('serenegrace') || species.id === 'blissey';
case 'Simple':
return !counter.setupType && !moves.has('cosmicpower');
case 'Skill Link':
return !counter.get('skilllink');
case 'Snow Cloak':
return !teamDetails.hail;
case 'Solar Power':
return !counter.get('Special') || !moves.has('sunnyday') && !teamDetails.sun;
case 'Speed Boost':
return moves.has('uturn');
case 'Swift Swim':
return !moves.has('raindance') && !teamDetails.rain;
case 'Swarm':
return !counter.get('Bug');
case 'Synchronize':
return counter.get('Status') < 2;
case 'Technician':
return !counter.get('technician') || moves.has('toxic');
case 'Tinted Lens':
return counter.get('damage') >= counter.damagingMoves.size;
case 'Torrent':
return !counter.get('Water');
}
return false;
}
getHighPriorityItem(
ability: string,
types: Set<string>,
moves: Set<string>,
counter: MoveCounter,
teamDetails: RandomTeamsTypes.TeamDetails,
species: Species,
isLead: boolean,
): string | undefined {
if (species.requiredItem) return species.requiredItem;
if (species.name === 'Farfetch\u2019d') return 'Stick';
if (species.name === 'Marowak') return 'Thick Club';
if (species.name === 'Shedinja' || species.name === 'Smeargle') return 'Focus Sash';
if (species.name === 'Unown') return 'Choice Specs';
if (species.name === 'Wobbuffet') {
return moves.has('destinybond') ? 'Custap Berry' : this.sample(['Leftovers', 'Sitrus Berry']);
}
if (moves.has('switcheroo') || moves.has('trick')) {
if (
species.baseStats.spe >= 60 && species.baseStats.spe <= 108 &&
!counter.get('priority') &&
this.randomChance(2, 3)
) {
return 'Choice Scarf';
} else {
return (counter.get('Physical') > counter.get('Special')) ? 'Choice Band' : 'Choice Specs';
}
}
if (moves.has('bellydrum')) return 'Sitrus Berry';
if (ability === 'Magic Guard' || ability === 'Speed Boost' && counter.get('Status') < 2) return 'Life Orb';
if (ability === 'Poison Heal' || ability === 'Toxic Boost') return 'Toxic Orb';
if (moves.has('rest') && !moves.has('sleeptalk') && ability !== 'Natural Cure' && ability !== 'Shed Skin') {
return (moves.has('raindance') && ability === 'Hydration') ? 'Damp Rock' : 'Chesto Berry';
}
if (moves.has('raindance') && ability === 'Swift Swim' && counter.get('Status') < 2) return 'Life Orb';
if (moves.has('sunnyday')) return (ability === 'Chlorophyll' && counter.get('Status') < 2) ? 'Life Orb' : 'Heat Rock';
if (moves.has('lightscreen') && moves.has('reflect')) return 'Light Clay';
if ((ability === 'Guts' || ability === 'Quick Feet') && moves.has('facade')) return 'Toxic Orb';
if (ability === 'Unburden') return 'Sitrus Berry';
if (species.baseStats.hp + species.baseStats.def + species.baseStats.spd <= 150) {
return isLead ? 'Focus Sash' : 'Life Orb';
}
if (moves.has('endeavor')) return 'Focus Sash';
}
getMediumPriorityItem(
ability: string,
moves: Set<string>,
counter: MoveCounter,
species: Species,
isDoubles: boolean,
isLead: boolean
): string | undefined {
if (
ability === 'Slow Start' ||
['curse', 'leechseed', 'protect', 'roar', 'sleeptalk', 'whirlwind'].some(m => moves.has(m)) ||
(ability === 'Serene Grace' && ['bodyslam', 'headbutt', 'ironhead'].some(m => moves.has(m)))
) {
return 'Leftovers';
}
if (counter.get('Physical') >= 4 && !moves.has('fakeout') && !moves.has('rapidspin') && !moves.has('suckerpunch')) {
return (
species.baseStats.spe >= 60 && species.baseStats.spe <= 108 &&
!counter.get('priority') && !moves.has('bodyslam') && this.randomChance(2, 3)
) ? 'Choice Scarf' : 'Choice Band';
}
if (
(counter.get('Special') >= 4 || (
counter.get('Special') >= 3 &&
['batonpass', 'uturn', 'waterspout', 'selfdestruct'].some(m => moves.has(m))
)) &&
!moves.has('chargebeam')
) {
return (
species.baseStats.spe >= 60 && species.baseStats.spe <= 108 &&
ability !== 'Speed Boost' && !counter.get('priority') && this.randomChance(2, 3)
) ? 'Choice Scarf' : 'Choice Specs';
}
if (moves.has('outrage') && counter.setupType) return 'Lum Berry';
if (moves.has('substitute')) {
return (counter.damagingMoves.size < 2 ||
!counter.get('drain') &&
(counter.damagingMoves.size < 3 || species.baseStats.hp >= 60 || species.baseStats.def + species.baseStats.spd >= 180)
) ? 'Leftovers' : 'Life Orb';
}
if (ability === 'Guts') return 'Toxic Orb';
if (
isLead &&
!counter.get('recoil') &&
!Array.from(moves).some(id => !!recoveryMoves.includes(id)) &&
species.baseStats.hp + species.baseStats.def + species.baseStats.spd < 225
) {
return 'Focus Sash';
}
if (counter.damagingMoves.size >= 4) {
return (
counter.get('Normal') || counter.get('Dragon') > 1 || moves.has('chargebeam') || moves.has('suckerpunch')
) ? 'Life Orb' : 'Expert Belt';
}
if (counter.damagingMoves.size >= 3 && !moves.has('superfang') && !moves.has('metalburst')) {
const totalBulk = species.baseStats.hp + species.baseStats.def + species.baseStats.spd;
return (
counter.get('speedsetup') || counter.get('priority') ||
moves.has('dragondance') || moves.has('trickroom') ||
totalBulk < 235 ||
(species.baseStats.spe >= 70 && (totalBulk < 260 || (!!counter.get('recovery') && totalBulk < 285)))
) ? 'Life Orb' : 'Leftovers';
}
}
getLowPriorityItem(
ability: string,
types: Set<string>,
moves: Set<string>,
abilities: Set<string>,
counter: MoveCounter,
teamDetails: RandomTeamsTypes.TeamDetails,
species: Species,
) {
if (types.has('Poison')) return 'Black Sludge';
if (this.dex.getEffectiveness('Rock', species) >= 1 || moves.has('roar')) return 'Leftovers';
if (counter.get('Status') <= 1 && ['metalburst', 'rapidspin', 'superfang'].every(m => !moves.has(m))) return 'Life Orb';
return 'Leftovers';
}
randomSet(
species: string | Species,
teamDetails: RandomTeamsTypes.TeamDetails = {},
isLead = false
): RandomTeamsTypes.RandomSet {
species = this.dex.species.get(species);
let forme = species.name;
if (typeof species.battleOnly === 'string') forme = species.battleOnly;
if (species.cosmeticFormes) {
forme = this.sample([species.name].concat(species.cosmeticFormes));
}
const movePool = (species.randomBattleMoves || Object.keys(this.dex.data.Learnsets[species.id].learnset!)).slice();
const rejectedPool: string[] = [];
const moves = new Set<string>();
let ability = '';
let item: string | undefined;
const evs = {hp: 85, atk: 85, def: 85, spa: 85, spd: 85, spe: 85};
const ivs: SparseStatsTable = {hp: 31, atk: 31, def: 31, spa: 31, spd: 31, spe: 31};
const types = new Set(species.types);
const abilities = new Set(Object.values(species.abilities));
let availableHP = 0;
for (const setMoveid of movePool) {
if (setMoveid.startsWith('hiddenpower')) availableHP++;
}
let counter: MoveCounter;
let hasHiddenPower = false;
do {
// Choose next 4 moves from learnset/viable moves and add them to moves list:
while (moves.size < 4 && movePool.length) {
const moveid = this.sampleNoReplace(movePool);
if (moveid.startsWith('hiddenpower')) {
availableHP--;
if (hasHiddenPower) continue;
hasHiddenPower = true;
}
moves.add(moveid);
}
while (moves.size < 4 && rejectedPool.length) {
const moveid = this.sampleNoReplace(rejectedPool);
if (moveid.startsWith('hiddenpower')) {
if (hasHiddenPower) continue;
hasHiddenPower = true;
}
moves.add(moveid);
}
counter = this.queryMoves(moves, species.types, abilities, movePool);
if (types.has('Dark') && moves.has('suckerpunch') && species.types.length === 1) {
counter.add('stab');
}
// Iterate through the moves again, this time to cull them:
for (const moveid of moves) {
const move = this.dex.moves.get(moveid);
let {cull, isSetup} = this.shouldCullMove(
move, types, moves, abilities, counter,
movePool, teamDetails, species, isLead
);
// Increased/decreased priority moves are unneeded with moves that boost only speed
if (move.priority !== 0 && !!counter.get('speedsetup')) cull = true;
// This move doesn't satisfy our setup requirements:
if (
(move.category === 'Physical' && counter.setupType === 'Special') ||
(move.category === 'Special' && counter.setupType === 'Physical')
) {
// Reject STABs last in case the setup type changes later on
if (
!SetupException.includes(moveid) &&
(!types.has(move.type) || counter.get('stab') > 1 || counter.get(move.category) < 2)
) {
cull = true;
}
}
if (
counter.setupType && !isSetup && move.category !== counter.setupType &&
counter.get(counter.setupType) < 2 && !moves.has('batonpass')
) {
// Mono-attacking with setup and RestTalk or recovery + status healing is allowed
if (
moveid !== 'rest' && moveid !== 'sleeptalk' &&
!(recoveryMoves.includes(moveid) && (moves.has('healbell') || moves.has('refresh'))) &&
!((moveid === 'healbell' || moveid === 'refresh') && Array.from(moves).some(id => recoveryMoves.includes(id))) && (
// Reject Status moves only if there is nothing else to reject
move.category !== 'Status' || (
counter.get(counter.setupType) + counter.get('Status') > 3 &&
counter.get('physicalsetup') + counter.get('specialsetup') < 2
)
)
) {
cull = true;
}
}
if (
moveid === 'hiddenpower' &&
counter.setupType === 'Special' &&
species.types.length > 1 &&
counter.get('Special') <= 2 &&
!types.has(move.type) &&
!counter.get('Physical') &&
counter.get('specialpool') &&
(!(types.has('Ghost') && move.type === 'Fighting' || types.has('Electric') && move.type === 'Ice'))
) {
// Hidden Power isn't good enough
cull = true;
}
// Reject defensive status moves if a reliable recovery move is available but not selected.
// Toxic is only defensive if used with another status move other than Protect (Toxic + 3 attacks and Toxic + Protect are ok).
if (
!Array.from(moves).some(id => recoveryMoves.includes(id)) &&
movePool.some(id => recoveryMoves.includes(id)) && (
defensiveStatusMoves.includes(moveid) ||
(moveid === 'toxic' && ((counter.get('Status') > 1 && !moves.has('protect')) || counter.get('Status') > 2))
)
) {
cull = true;
}
const runEnforcementChecker = (checkerName: string) => {
if (!this.moveEnforcementCheckers[checkerName]) return false;
return this.moveEnforcementCheckers[checkerName](
movePool, moves, abilities, types, counter, species as Species, teamDetails
);
};
const moveIsRejectable = (
!move.weather &&
!move.damage &&
(move.category !== 'Status' || !move.flags.heal) &&
(move.category === 'Status' || !types.has(move.type) || (move.basePower && move.basePower < 40 && !move.multihit)) &&
// These moves cannot be rejected in favor of a forced move
!['judgment', 'sleeptalk'].includes(moveid) &&
// Setup-supported moves should only be rejected under specific circumstances
(counter.get('physicalsetup') + counter.get('specialsetup') < 2 && (
!counter.setupType || counter.setupType === 'Mixed' ||
(move.category !== counter.setupType && move.category !== 'Status') ||
counter.get(counter.setupType) + counter.get('Status') > 3
))
);
if (!cull && !isSetup && moveIsRejectable) {
// There may be more important moves that this Pokemon needs
const canRollForcedMoves = (
// These moves should always be rolled
movePool.includes('spore') || (!Array.from(moves).some(id => recoveryMoves.includes(id)) && (
movePool.includes('softboiled') ||
(species.baseSpecies === 'Arceus' && movePool.includes('recover'))
))
);
// Pokemon should usually have at least one STAB move
const requiresStab = (
!counter.get('stab') && !counter.get('damage') && (
species.types.length > 1 ||
(species.types[0] !== 'Normal' && species.types[0] !== 'Psychic') ||
!moves.has('icebeam') ||
species.baseStats.spa >= species.baseStats.spd
)
);
if (
canRollForcedMoves ||
requiresStab ||
(species.requiredMove && movePool.includes(toID(species.requiredMove))) ||
(counter.get('defensesetup') && !counter.get('recovery') && !moves.has('rest'))
) {
cull = true;
} else {
// Pokemon should have moves that benefit their typing or ability
for (const type of types) {
if (runEnforcementChecker(type)) cull = true;
}
for (const abil of abilities) {
if (runEnforcementChecker(abil)) cull = true;
}
}
}
// Sleep Talk shouldn't be selected without Rest
if (moveid === 'rest' && cull) {
const sleeptalk = movePool.indexOf('sleeptalk');
if (sleeptalk >= 0) {
if (movePool.length < 2) {
cull = false;
} else {
this.fastPop(movePool, sleeptalk);
}
}
}
// Remove rejected moves from the move list
if (cull && (
movePool.length - availableHP || availableHP && (moveid.startsWith('hiddenpower') || !hasHiddenPower)
)) {
if (move.category !== 'Status' && (!moveid.startsWith('hiddenpower') || !availableHP)) rejectedPool.push(moveid);
moves.delete(moveid);
if (moveid.startsWith('hiddenpower')) hasHiddenPower = false;
break;
}
if (cull && rejectedPool.length) {
moves.delete(moveid);
if (moveid.startsWith('hiddenpower')) hasHiddenPower = false;
break;
}
}
} while (moves.size < 4 && (movePool.length || rejectedPool.length));
if (hasHiddenPower) {
let hpType;
for (const move of moves) {
if (move.startsWith('hiddenpower')) {
hpType = move.substr(11);
break;
}
}
if (!hpType) throw new Error(`hasHiddenPower is true, but no Hidden Power move was found.`);
const HPivs = this.dex.types.get(hpType).HPivs;
let iv: StatID;
for (iv in HPivs) {
ivs[iv] = HPivs[iv]!;
}
}
const abilityData = Array.from(abilities).map(a => this.dex.abilities.get(a));
Utils.sortBy(abilityData, abil => -abil.rating);
let ability0 = abilityData[0];
let ability1 = abilityData[1];
if (abilityData[1]) {
if (ability0.rating <= ability1.rating && this.randomChance(1, 2)) {
[ability0, ability1] = [ability1, ability0];
} else if (ability0.rating - 0.6 <= ability1.rating && this.randomChance(2, 3)) {
[ability0, ability1] = [ability1, ability0];
}
ability = ability0.name;
while (this.shouldCullAbility(ability, types, moves, abilities, counter, movePool, teamDetails, species)) {
if (ability === ability0.name && ability1.rating >= 1) {
ability = ability1.name;
} else {
// Default to the highest rated ability if all are rejected
ability = abilityData[0].name;
break;
}
}
if (abilities.has('Hydration') && moves.has('raindance') && moves.has('rest')) {
ability = 'Hydration';
} else if (abilities.has('Swift Swim') && moves.has('raindance')) {
ability = 'Swift Swim';
} else if (abilities.has('Technician') && moves.has('machpunch') && types.has('Fighting') && counter.get('stab') < 2) {
ability = 'Technician';
}
} else {
ability = ability0.name;
}
item = this.getHighPriorityItem(ability, types, moves, counter, teamDetails, species, isLead);
if (item === undefined) item = this.getMediumPriorityItem(ability, moves, counter, species, false, isLead);
if (item === undefined) {
item = this.getLowPriorityItem(ability, types, moves, abilities, counter, teamDetails, species);
}
// For Trick / Switcheroo
if (item === 'Leftovers' && types.has('Poison')) {
item = 'Black Sludge';
}
const levelScale: {[k: string]: number} = {
AG: 74,
Uber: 76,
OU: 80,
'(OU)': 82,
UUBL: 82,
UU: 84,
NUBL: 86,
NU: 88,
};
const customScale: {[k: string]: number} = {
Delibird: 100, Ditto: 100, 'Farfetch\u2019d': 100, Unown: 100,
};
let level = levelScale[species.tier] || (species.nfe ? 90 : 80);
if (customScale[species.name]) level = customScale[species.name];
// Prepare optimal HP
let hp = Math.floor(
Math.floor(
2 * species.baseStats.hp + (ivs.hp || 31) + Math.floor(evs.hp / 4) + 100
) * level / 100 + 10
);
if (moves.has('substitute') && item === 'Sitrus Berry') {
// Two Substitutes should activate Sitrus Berry
while (hp % 4 > 0) {
evs.hp -= 4;
hp = Math.floor(
Math.floor(
2 * species.baseStats.hp + (ivs.hp || 31) + Math.floor(evs.hp / 4) + 100
) * level / 100 + 10
);
}
} else if (moves.has('bellydrum') && item === 'Sitrus Berry') {
// Belly Drum should activate Sitrus Berry
if (hp % 2 > 0) evs.hp -= 4;
} else {
// Maximize number of Stealth Rock switch-ins
const srWeakness = this.dex.getEffectiveness('Rock', species);
if (srWeakness > 0 && hp % (4 / srWeakness) === 0) evs.hp -= 4;
}
// Minimize confusion damage
if (!counter.get('Physical') && !moves.has('transform')) {
evs.atk = 0;
ivs.atk = hasHiddenPower ? (ivs.atk || 31) - 28 : 0;
}
if (['gyroball', 'metalburst', 'trickroom'].some(m => moves.has(m))) {
evs.spe = 0;
ivs.spe = hasHiddenPower ? (ivs.spe || 31) - 28 : 0;
}
return {
name: species.baseSpecies,
species: forme,
gender: species.gender,
shiny: this.randomChance(1, 1024),
moves: Array.from(moves),
ability,
evs,
ivs,
item,
level,
};
}
}
export default RandomGen4Teams;