pokemon-showdown/data/mods/gen4/random-teams.js
2019-03-02 11:12:24 -06:00

701 lines
30 KiB
JavaScript

'use strict';
const RandomGen5Teams = require('../../mods/gen5/random-teams');
class RandomGen4Teams extends RandomGen5Teams {
/**
* @param {string | Template} template
* @param {number} [slot]
* @param {RandomTeamsTypes["TeamDetails"]} [teamDetails]
* @return {RandomTeamsTypes["RandomSet"]}
*/
randomSet(template, slot, teamDetails = {}) {
if (slot === undefined) slot = 1;
let baseTemplate = (template = this.getTemplate(template));
let species = template.species;
if (!template.exists || (!template.randomBattleMoves && !template.learnset)) {
template = this.getTemplate('unown');
let err = new Error('Template incompatible with random battles: ' + species);
Monitor.crashlog(err, 'The gen 4 randbat set generator');
}
if (template.battleOnly) species = template.baseSpecies;
let movePool = (template.randomBattleMoves ? template.randomBattleMoves.slice() : template.learnset ? Object.keys(template.learnset) : []);
/**@type {string[]} */
let moves = [];
let ability = '';
let item = '';
let evs = {
hp: 85,
atk: 85,
def: 85,
spa: 85,
spd: 85,
spe: 85,
};
let ivs = {
hp: 31,
atk: 31,
def: 31,
spa: 31,
spd: 31,
spe: 31,
};
/**@type {{[k: string]: true}} */
let hasType = {};
hasType[template.types[0]] = true;
if (template.types[1]) {
hasType[template.types[1]] = true;
}
/**@type {{[k: string]: true}} */
let hasAbility = {};
hasAbility[template.abilities[0]] = true;
if (template.abilities[1]) {
// @ts-ignore
hasAbility[template.abilities[1]] = true;
}
let availableHP = 0;
for (const setMoveid of movePool) {
if (setMoveid.startsWith('hiddenpower')) availableHP++;
}
// These moves can be used even if we aren't setting up to use them:
let SetupException = ['suckerpunch', 'dracometeor', 'overheat'];
let counterAbilities = ['Adaptability', 'Hustle', 'Iron Fist', 'Skill Link'];
// Give recovery moves priority over certain other defensive status moves
let recoveryMoves = ['healorder', 'milkdrink', 'moonlight', 'morningsun', 'painsplit', 'recover', 'rest', 'roost', 'slackoff', 'softboiled', 'synthesis', 'wish'];
let defensiveStatusMoves = ['aromatherapy', 'haze', 'healbell', 'roar', 'whirlwind', 'willowisp', 'yawn'];
/**@type {{[k: string]: boolean}} */
let hasMove = {};
let counter;
do {
// Keep track of all moves we have:
hasMove = {};
for (const setMoveid of moves) {
if (setMoveid.startsWith('hiddenpower')) {
hasMove['hiddenpower'] = true;
} else {
hasMove[setMoveid] = true;
}
}
// Choose next 4 moves from learnset/viable moves and add them to moves list:
while (moves.length < 4 && movePool.length) {
let moveid = this.sampleNoReplace(movePool);
if (moveid.substr(0, 11) === 'hiddenpower') {
availableHP--;
if (hasMove['hiddenpower']) continue;
hasMove['hiddenpower'] = true;
} else {
hasMove[moveid] = true;
}
moves.push(moveid);
}
counter = this.queryMoves(moves, hasType, hasAbility, movePool);
if (hasType['Dark'] && hasMove['suckerpunch'] && template.types.length === 1) {
counter['stab']++;
}
// Iterate through the moves again, this time to cull them:
for (const [i, setMoveid] of moves.entries()) {
let move = this.getMove(setMoveid);
let moveid = move.id;
let rejected = false;
let isSetup = false;
switch (moveid) {
// Not very useful without their supporting moves
case 'batonpass':
if (!counter.setupType && !counter['speedsetup'] && !hasMove['substitute']) rejected = true;
break;
case 'eruption': case 'waterspout':
if (counter.Physical + counter.Special < 4) rejected = true;
break;
case 'focuspunch':
if (!hasMove['substitute'] || counter.damagingMoves.length < 2) rejected = true;
if (hasMove['hammerarm']) rejected = true;
break;
case 'raindance':
if (counter.Physical + counter.Special < 2 && !(hasAbility['Hydration'] && hasMove['rest'])) rejected = true;
break;
case 'refresh':
if (!(hasMove['calmmind'] && (hasMove['recover'] || hasMove['roost']))) rejected = true;
break;
case 'rest':
if (movePool.includes('sleeptalk') || hasAbility['Hydration'] && !hasMove['raindance']) rejected = true;
break;
case 'sleeptalk':
if (!hasMove['rest']) rejected = true;
if (movePool.length > 1) {
let rest = movePool.indexOf('rest');
if (rest >= 0) this.fastPop(movePool, rest);
}
break;
case 'sunnyday':
if (!hasMove['solarbeam']) rejected = true;
break;
case 'weatherball':
if (!hasMove['raindance'] && !hasMove['sunnyday']) rejected = true;
break;
// Set up once and only if we have the moves for it
case 'bellydrum': case 'bulkup': case 'curse': case 'dragondance': case 'swordsdance':
if (counter.setupType !== 'Physical' || counter['physicalsetup'] > 1 || hasMove['sunnyday']) rejected = true;
if (counter.Physical + counter['physicalpool'] < 2 && !hasMove['batonpass'] && (!hasMove['rest'] || !hasMove['sleeptalk'])) rejected = true;
isSetup = true;
break;
case 'calmmind': case 'nastyplot': case 'tailglow':
if (counter.setupType !== 'Special' || counter['specialsetup'] > 1) rejected = true;
if (counter.Special + counter['specialpool'] < 2 && !hasMove['batonpass'] && (!hasMove['rest'] || !hasMove['sleeptalk'])) rejected = true;
isSetup = true;
break;
case 'agility': case 'rockpolish':
if (counter.damagingMoves.length < 2 && !hasMove['batonpass']) rejected = true;
if (hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
if (!counter.setupType) isSetup = true;
break;
// Bad after setup
case 'destinybond':
if (counter.setupType || hasMove['explosion']) rejected = true;
break;
case 'explosion': case 'selfdestruct':
if (counter.setupType === 'Special') rejected = true;
if (moves.some(id => recoveryMoves.includes(id) || defensiveStatusMoves.includes(id)) || hasMove['batonpass'] || hasMove['protect'] || hasMove['substitute']) rejected = true;
break;
case 'foresight': case 'roar': case 'whirlwind':
if (counter.setupType && !hasAbility['Speed Boost']) rejected = true;
break;
case 'healingwish': case 'lunardance':
if (counter.setupType || hasMove['rest'] || hasMove['substitute']) rejected = true;
break;
case 'protect':
if (!(hasAbility['Guts'] || hasAbility['Quick Feet'] || hasAbility['Speed Boost'] || hasMove['toxic'] || hasMove['wish'])) rejected = true;
break;
case 'wish':
if (!(hasMove['batonpass'] || hasMove['protect'] || hasMove['uturn'])) rejected = true;
if (hasMove['rest'] || !!counter['speedsetup']) rejected = true;
break;
case 'rapidspin':
if (teamDetails.rapidSpin || counter.setupType && counter.Physical + counter.Special < 2) rejected = true;
break;
case 'reflect': case 'lightscreen': case 'fakeout':
if (counter.setupType || !!counter['speedsetup'] || hasMove['substitute']) rejected = true;
break;
case 'spikes':
if (counter.setupType || !!counter['speedsetup'] || hasMove['rest'] || hasMove['substitute']) rejected = true;
break;
case 'stealthrock':
if (counter.setupType || !!counter['speedsetup'] || hasMove['rest'] || hasMove['substitute'] || teamDetails.stealthRock) rejected = true;
break;
case 'switcheroo': case 'trick':
if (counter.Physical + counter.Special < 3 || counter.setupType) rejected = true;
if (hasMove['fakeout'] || hasMove['lightscreen'] || hasMove['reflect'] || hasMove['suckerpunch'] || hasMove['trickroom']) rejected = true;
break;
case 'toxic': case 'toxicspikes':
if (counter.setupType || !!counter['speedsetup'] || teamDetails.toxicSpikes) rejected = true;
break;
case 'trickroom':
if (counter.setupType || !!counter['speedsetup'] || counter.damagingMoves.length < 2) rejected = true;
if (hasMove['lightscreen'] || hasMove['reflect'] || hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
break;
case 'uturn':
if (counter.setupType || !!counter['speedsetup'] || hasMove['batonpass'] || hasMove['substitute'] || hasAbility['Speed Boost'] && hasMove['protect']) rejected = true;
if (hasType['Bug'] && counter.stab < 2 && counter.damagingMoves.length > 1) rejected = true;
break;
// Bit redundant to have both
// Attacks:
case 'bodyslam': case 'slash':
if (hasMove['facade'] || hasMove['return']) rejected = true;
break;
case 'doubleedge':
if (hasMove['bodyslam'] || hasMove['facade'] || hasMove['return']) rejected = true;
break;
case 'endeavor':
if (slot > 0) rejected = true;
break;
case 'headbutt':
if (!hasMove['bodyslam'] && !hasMove['thunderwave']) rejected = true;
break;
case 'judgment': case 'swift':
if (counter.setupType !== 'Special' && counter.stab > 1) rejected = true;
break;
case 'quickattack':
if (hasMove['thunderwave']) rejected = true;
break;
case 'firepunch': case 'flamethrower':
if (hasMove['fireblast'] || hasMove['overheat'] && !counter.setupType) rejected = true;
break;
case 'lavaplume':
if (hasMove['fireblast'] && !!counter['speedsetup']) rejected = true;
if (hasMove['flareblitz'] && counter.setupType !== 'Special') rejected = true;
break;
case 'fireblast':
if (hasMove['lavaplume'] && !counter['speedsetup']) rejected = true;
if (hasMove['flareblitz'] && counter.setupType !== 'Special') rejected = true;
break;
case 'overheat':
if (counter.setupType === 'Special' || hasMove['batonpass'] || hasMove['fireblast'] || hasMove['flareblitz']) rejected = true;
break;
case 'aquajet':
if (hasMove['waterfall'] && counter.Physical < 3) rejected = true;
break;
case 'hydropump':
if (hasMove['surf']) rejected = true;
break;
case 'waterfall':
if (hasMove['aquatail']) rejected = true;
if ((hasMove['hydropump'] || hasMove['surf']) && counter.setupType !== 'Physical') rejected = true;
break;
case 'chargebeam':
if (hasMove['thunderbolt'] && counter.Special < 3) rejected = true;
break;
case 'discharge':
if (hasMove['thunderbolt']) rejected = true;
break;
case 'energyball':
if (hasMove['leafblade'] || hasMove['woodhammer'] || (hasMove['sunnyday'] && hasMove['solarbeam'])) rejected = true;
break;
case 'grassknot': case 'leafblade': case 'seedbomb':
if (hasMove['woodhammer'] || (hasMove['sunnyday'] && hasMove['solarbeam'])) rejected = true;
break;
case 'leafstorm':
if (counter.setupType || hasMove['batonpass'] || hasMove['powerwhip'] || (hasMove['sunnyday'] && hasMove['solarbeam'])) rejected = true;
break;
case 'solarbeam':
if (counter.setupType === 'Physical' || !hasMove['sunnyday']) rejected = true;
break;
case 'icepunch':
if (!counter.setupType && hasMove['icebeam']) rejected = true;
break;
case 'aurasphere': case 'drainpunch': case 'focusblast':
if (hasMove['closecombat'] && counter.setupType !== 'Special') rejected = true;
break;
case 'brickbreak': case 'closecombat': case 'crosschop': case 'lowkick':
if (hasMove['substitute'] && hasMove['focuspunch']) rejected = true;
break;
case 'machpunch':
if (hasType['Fighting'] && counter.stab < 2 && !hasAbility['Technician']) rejected = true;
if (hasMove['vacuumwave'] && counter.setupType !== 'Physical') rejected = true;
if (counter.damagingMoves.length <= counter['Fighting']) rejected = true;
break;
case 'seismictoss':
if (hasMove['nightshade'] || counter.Physical + counter.Special >= 1) rejected = true;
break;
case 'superpower':
if (hasMove['dragondance'] || !!counter['speedsetup']) rejected = true;
break;
case 'gunkshot':
if (hasMove['poisonjab']) rejected = true;
break;
case 'earthpower':
if (hasMove['earthquake']) rejected = true;
break;
case 'airslash':
if (!counter.setupType && hasMove['bravebird']) rejected = true;
break;
case 'zenheadbutt':
if (hasMove['psychocut']) rejected = true;
break;
case 'rockblast': case 'rockslide':
if (hasMove['stoneedge']) rejected = true;
break;
case 'shadowclaw':
if (hasMove['shadowforce'] || hasMove['suckerpunch'] && !hasType['Ghost']) rejected = true;
break;
case 'dragonclaw':
if (hasMove['outrage']) rejected = true;
break;
case 'dracometeor':
if (hasMove['calmmind'] || hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
if (counter.setupType && counter.stab < 2) rejected = true;
break;
case 'crunch': case 'nightslash':
if (hasMove['suckerpunch']) rejected = true;
break;
case 'pursuit':
if (counter.setupType || hasMove['payback']) rejected = true;
break;
case 'gyroball': case 'flashcannon':
if (hasMove['ironhead'] && counter.setupType !== 'Special') rejected = true;
break;
// Status:
case 'encore':
if (hasMove['roar'] || hasMove['taunt'] || hasMove['whirlwind'] || hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
break;
case 'haze': case 'taunt':
if (hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
break;
case 'leechseed': case 'painsplit':
if (counter.setupType || !!counter['speedsetup'] || hasMove['rest']) rejected = true;
break;
case 'recover': case 'slackoff':
if (hasMove['rest'] && hasMove['sleeptalk']) rejected = true;
break;
case 'stunspore':
if (counter.setupType || hasMove['toxic'] || movePool.includes('sleeppowder') || movePool.includes('spore')) rejected = true;
break;
case 'substitute':
if (hasMove['pursuit'] || hasMove['rapidspin'] || hasMove['rest'] || hasMove['taunt']) rejected = true;
break;
case 'thunderwave':
if (counter.setupType || hasMove['toxic'] || hasMove['trickroom'] || hasMove['bodyslam'] && hasAbility['Serene Grace']) rejected = true;
break;
case 'yawn':
if (hasMove['thunderwave'] || hasMove['toxic']) rejected = true;
break;
}
// Increased/decreased priority moves are unneeded with moves that boost only speed
if (move.priority !== 0 && !!counter['speedsetup']) {
rejected = 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) && (!hasType[move.type] || counter.stab > 1 || counter[move.category] < 2)) rejected = true;
}
// @ts-ignore
if (counter.setupType && !isSetup && move.category !== counter.setupType && counter[counter.setupType] < 2 && !hasMove['batonpass']) {
// Mono-attacking with setup and RestTalk or recovery + status healing is allowed
if (moveid !== 'rest' && moveid !== 'sleeptalk' &&
!(recoveryMoves.includes(moveid) && (hasMove['healbell'] || hasMove['refresh'])) &&
!((moveid === 'healbell' || moveid === 'refresh') && moves.some(id => !!recoveryMoves.includes(id)))) {
// Reject Status moves only if there is nothing else to reject
// @ts-ignore
if (move.category !== 'Status' || counter[counter.setupType] + counter.Status > 3 && counter['physicalsetup'] + counter['specialsetup'] < 2) rejected = true;
}
}
if (counter.setupType === 'Special' && moveid === 'hiddenpower' && template.types.length > 1 && counter['Special'] <= 2 && !hasType[move.type] && !counter['Physical'] && counter['specialpool']) {
// Hidden Power isn't good enough
if (!(hasType['Ghost'] && move.type === 'Fighting' || hasType['Electric'] && move.type === 'Ice')) rejected = 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 ((defensiveStatusMoves.includes(moveid) || moveid === 'toxic' && ((counter.Status > 1 && !hasMove['protect']) || counter.Status > 2)) &&
!moves.some(id => recoveryMoves.includes(id)) && movePool.some(id => recoveryMoves.includes(id))) {
rejected = true;
}
// Pokemon should have moves that benefit their Ability/Type/Weather, as well as moves required by its forme
if ((hasType['Bug'] && !counter['Bug'] && (movePool.includes('bugbuzz') || movePool.includes('megahorn'))) ||
(hasType['Dragon'] && !counter['Dragon']) ||
(hasType['Electric'] && !counter['Electric']) ||
(hasType['Fighting'] && !counter['Fighting'] && (counter.setupType || !counter['Status'] || movePool.includes('closecombat') || movePool.includes('highjumpkick'))) ||
(hasType['Fire'] && !counter['Fire']) ||
(hasType['Flying'] && !counter['Flying'] && (counter.setupType !== 'Special' && movePool.includes('bravebird'))) ||
(hasType['Grass'] && !counter['Grass'] && (movePool.includes('leafblade') || movePool.includes('leafstorm') || movePool.includes('seedflare') || movePool.includes('woodhammer'))) ||
(hasType['Ground'] && !counter['Ground']) ||
(hasType['Ice'] && !counter['Ice'] && (!hasType['Water'] || !counter['Water'])) ||
(hasType['Rock'] && !counter['Rock'] && (movePool.includes('headsmash') || movePool.includes('stoneedge'))) ||
(hasType['Steel'] && !counter['Steel'] && movePool.includes('meteormash')) ||
(hasType['Water'] && !counter['Water'] && (!hasType['Ice'] || !counter['Ice'])) ||
// @ts-ignore
((hasAbility['Adaptability'] && !counter.setupType && template.types.length > 1 && (!counter[template.types[0]] || !counter[template.types[1]])) ||
(hasAbility['Guts'] && hasType['Normal'] && movePool.includes('facade')) ||
(hasAbility['Slow Start'] && movePool.includes('substitute')) ||
// @ts-ignore
(counter['defensesetup'] && !counter.recovery && !hasMove['rest']) ||
(template.requiredMove && movePool.includes(toId(template.requiredMove)))) &&
// @ts-ignore
(counter['physicalsetup'] + counter['specialsetup'] < 2 && (!counter.setupType || (move.category !== counter.setupType && move.category !== 'Status') || counter[counter.setupType] + counter.Status > 3))) {
// Reject Status or non-STAB
if (!isSetup && !move.weather && moveid !== 'judgment' && !recoveryMoves.includes(moveid) && moveid !== 'sleeptalk') {
if (move.category === 'Status' || !hasType[move.type] || (move.basePower && move.basePower < 40 && !move.multihit)) rejected = true;
}
}
// Sleep Talk shouldn't be selected without Rest
if (moveid === 'rest' && rejected) {
let sleeptalk = movePool.indexOf('sleeptalk');
if (sleeptalk >= 0) {
if (movePool.length < 2) {
rejected = false;
} else {
this.fastPop(movePool, sleeptalk);
}
}
}
// Remove rejected moves from the move list
if (rejected && (movePool.length - availableHP || availableHP && (moveid === 'hiddenpower' || !hasMove['hiddenpower']))) {
moves.splice(i, 1);
break;
}
}
if (moves.length === 4 && !counter.stab && !hasMove['metalburst'] && (counter['physicalpool'] || counter['specialpool'])) {
// Move post-processing:
if (counter.damagingMoves.length === 0) {
// A set shouldn't have no attacking moves
moves.splice(this.random(moves.length), 1);
} else if (counter.damagingMoves.length === 1) {
// In most cases, a set shouldn't have no STAB
let damagingid = counter.damagingMoves[0].id;
if (movePool.length - availableHP || availableHP && (damagingid === 'hiddenpower' || !hasMove['hiddenpower'])) {
let replace = false;
if (!counter.damagingMoves[0].damage && template.species !== 'Porygon2') {
replace = true;
}
if (replace) moves.splice(counter.damagingMoveIndex[damagingid], 1);
}
} else if (!counter.damagingMoves[0].damage && !counter.damagingMoves[1].damage && template.species !== 'Clefable' && template.species !== 'Porygon2') {
// If you have three or more attacks, and none of them are STAB, reject one of them at random.
let rejectableMoves = [];
let baseDiff = movePool.length - availableHP;
for (const move of counter.damagingMoves) {
if (baseDiff || availableHP && (!hasMove['hiddenpower'] || move.id === 'hiddenpower')) {
rejectableMoves.push(counter.damagingMoveIndex[move.id]);
}
}
if (rejectableMoves.length) {
moves.splice(this.sample(rejectableMoves), 1);
}
}
}
} while (moves.length < 4 && movePool.length);
// If Hidden Power has been removed, reset the IVs
if (!hasMove['hiddenpower']) {
ivs = {hp: 31, atk: 31, def: 31, spa: 31, spd: 31, spe: 31};
}
let abilities = Object.values(baseTemplate.abilities);
abilities.sort((a, b) => this.getAbility(b).rating - this.getAbility(a).rating);
let ability0 = this.getAbility(abilities[0]);
let ability1 = this.getAbility(abilities[1]);
ability = ability0.name;
if (abilities[1]) {
if (ability0.rating <= ability1.rating) {
if (this.randomChance(1, 2)) ability = ability1.name;
} else if (ability0.rating - 0.6 <= ability1.rating) {
if (this.randomChance(1, 3)) ability = ability1.name;
}
let rejectAbility = false;
if (counterAbilities.includes(ability)) {
// Adaptability, Hustle, Iron Fist, Skill Link
// @ts-ignore
rejectAbility = !counter[toId(ability)];
} else if (ability === 'Blaze') {
rejectAbility = !counter['Fire'];
} else if (ability === 'Chlorophyll') {
rejectAbility = !hasMove['sunnyday'] && !teamDetails['sun'];
} else if (ability === 'Compound Eyes' || ability === 'No Guard') {
rejectAbility = !counter['inaccurate'];
} else if (ability === 'Early Bird') {
rejectAbility = !hasMove['rest'];
} else if (ability === 'Gluttony') {
rejectAbility = !hasMove['bellydrum'];
} else if (ability === 'Mold Breaker') {
rejectAbility = !hasMove['earthquake'];
} else if (ability === 'Overgrow') {
rejectAbility = !counter['Grass'];
} else if (ability === 'Reckless' || ability === 'Rock Head') {
rejectAbility = !counter['recoil'];
} else if (ability === 'Sand Veil') {
rejectAbility = !teamDetails['sand'];
} else if (ability === 'Serene Grace') {
rejectAbility = !counter['serenegrace'] || template.id === 'chansey' || template.id === 'blissey';
} else if (ability === 'Simple') {
rejectAbility = !counter.setupType && !hasMove['cosmicpower'];
} else if (ability === 'Snow Cloak') {
rejectAbility = !teamDetails['hail'];
} else if (ability === 'Solar Power') {
rejectAbility = !counter['Special'] || !hasMove['sunnyday'] && !teamDetails['sun'];
} else if (ability === 'Speed Boost') {
rejectAbility = hasMove['uturn'];
} else if (ability === 'Swift Swim') {
rejectAbility = !hasMove['raindance'] && !teamDetails['rain'];
} else if (ability === 'Swarm') {
rejectAbility = !counter['Bug'];
} else if (ability === 'Synchronize') {
rejectAbility = counter.Status < 2;
} else if (ability === 'Technician') {
rejectAbility = !counter['technician'] || hasMove['toxic'];
} else if (ability === 'Tinted Lens') {
rejectAbility = counter['damage'] >= counter.damagingMoves.length;
} else if (ability === 'Torrent') {
rejectAbility = !counter['Water'];
}
if (rejectAbility) {
if (ability === ability1.name) { // or not
ability = ability0.name;
} else if (ability1.rating > 1) { // only switch if the alternative doesn't suck
ability = ability1.name;
}
}
if (abilities.includes('Hydration') && hasMove['raindance'] && hasMove['rest']) {
ability = 'Hydration';
} else if (abilities.includes('Swift Swim') && hasMove['raindance']) {
ability = 'Swift Swim';
} else if (abilities.includes('Technician') && hasMove['machpunch'] && hasType['Fighting'] && counter.stab < 2) {
ability = 'Technician';
}
}
if (template.requiredItems) {
item = this.sample(template.requiredItems);
// First, the extra high-priority items
} else if (template.species === 'Farfetch\'d') {
item = 'Stick';
} else if (template.species === 'Marowak') {
item = 'Thick Club';
} else if (template.species === 'Shedinja' || template.species === 'Smeargle') {
item = 'Focus Sash';
} else if (template.species === 'Unown') {
item = 'Choice Specs';
} else if (template.species === 'Wobbuffet') {
item = hasMove['destinybond'] ? 'Custap Berry' : this.sample(['Leftovers', 'Sitrus Berry']);
} else if (hasMove['switcheroo'] || hasMove['trick']) {
if (template.baseStats.spe >= 60 && template.baseStats.spe <= 108 && !counter['priority'] && this.randomChance(2, 3)) {
item = 'Choice Scarf';
} else {
item = (counter.Physical > counter.Special) ? 'Choice Band' : 'Choice Specs';
}
} else if (hasMove['bellydrum']) {
item = 'Sitrus Berry';
} else if (ability === 'Magic Guard' || ability === 'Speed Boost' && counter.Status < 2) {
item = 'Life Orb';
} else if (ability === 'Poison Heal' || ability === 'Toxic Boost') {
item = 'Toxic Orb';
} else if (hasMove['rest'] && !hasMove['sleeptalk'] && ability !== 'Natural Cure' && ability !== 'Shed Skin') {
item = (hasMove['raindance'] && ability === 'Hydration') ? 'Damp Rock' : 'Chesto Berry';
} else if (hasMove['raindance']) {
item = (ability === 'Swift Swim' && counter.Status < 2) ? 'Life Orb' : 'Damp Rock';
} else if (hasMove['sunnyday']) {
item = (ability === 'Chlorophyll' && counter.Status < 2) ? 'Life Orb' : 'Heat Rock';
} else if (hasMove['lightscreen'] && hasMove['reflect']) {
item = 'Light Clay';
} else if ((ability === 'Guts' || ability === 'Quick Feet') && hasMove['facade']) {
item = 'Toxic Orb';
} else if (ability === 'Unburden') {
item = 'Sitrus Berry';
} else if (template.baseStats.hp + template.baseStats.def + template.baseStats.spd <= 150) {
item = slot === 0 ? 'Focus Sash' : 'Life Orb';
// Medium priority
} else if (counter.Physical >= 4 && !(hasMove['bodyslam'] && ability === 'Serene Grace') && !hasMove['fakeout'] && !hasMove['rapidspin'] && !hasMove['suckerpunch']) {
item = template.baseStats.spe >= 60 && template.baseStats.spe <= 108 && !counter['priority'] && !hasMove['bodyslam'] && this.randomChance(2, 3) ? 'Choice Scarf' : 'Choice Band';
} else if ((counter.Special >= 4 || (counter.Special >= 3 && (hasMove['batonpass'] || hasMove['uturn'] || hasMove['waterspout'] && hasMove['selfdestruct']))) && !hasMove['chargebeam']) {
item = template.baseStats.spe >= 60 && template.baseStats.spe <= 108 && ability !== 'Speed Boost' && !counter['priority'] && this.randomChance(2, 3) ? 'Choice Scarf' : 'Choice Specs';
} else if (hasMove['endeavor']) {
item = 'Focus Sash';
} else if (ability === 'Slow Start' || hasMove['curse'] || hasMove['detect'] || hasMove['leechseed'] || hasMove['protect'] || hasMove['roar'] || hasMove['sleeptalk'] || hasMove['whirlwind'] ||
(ability === 'Serene Grace' && (hasMove['bodyslam'] || hasMove['headbutt'] || hasMove['ironhead']))) {
item = 'Leftovers';
} else if (hasMove['outrage'] && counter.setupType) {
item = 'Lum Berry';
} else if (hasMove['substitute']) {
item = counter.damagingMoves.length < 2 ||
!counter['drain'] && (counter.damagingMoves.length < 3 || template.baseStats.hp >= 60 || template.baseStats.def + template.baseStats.spd >= 180) ? 'Leftovers' : 'Life Orb';
} else if (hasMove['lightscreen'] || hasMove['reflect']) {
item = 'Light Clay';
} else if (template.species === 'Palkia' && !!counter['Dragon'] && !!counter['Water']) {
item = 'Lustrous Orb';
} else if (ability === 'Guts') {
item = 'Toxic Orb';
} else if (slot === 0 && !counter['recoil'] && !moves.some(id => !!recoveryMoves.includes(id)) && template.baseStats.hp + template.baseStats.def + template.baseStats.spd < 235) {
item = 'Focus Sash';
} else if (counter.damagingMoves.length >= 4) {
item = (!!counter['Normal'] || counter['Dragon'] > 1 || hasMove['chargebeam'] || hasMove['suckerpunch']) ? 'Life Orb' : 'Expert Belt';
} else if (counter.damagingMoves.length >= 3 && !hasMove['superfang'] && !hasMove['metalburst']) {
let totalBulk = template.baseStats.hp + template.baseStats.def + template.baseStats.spd;
item = (!!counter['speedsetup'] || !!counter['priority'] || hasMove['dragondance'] || hasMove['trickroom'] ||
totalBulk < 235 || (template.baseStats.spe >= 70 && (totalBulk < 260 || (!!counter['recovery'] && totalBulk < 285)))) ? 'Life Orb' : 'Leftovers';
// This is the "REALLY can't think of a good item" cutoff
} else if (hasType['Poison']) {
item = 'Black Sludge';
} else if (this.getEffectiveness('Rock', template) >= 1 || hasMove['roar']) {
item = 'Leftovers';
} else if (counter.Status <= 1 && !hasMove['rapidspin'] && !hasMove['superfang']) {
item = 'Life Orb';
} else {
item = 'Leftovers';
}
// For Trick / Switcheroo
if (item === 'Leftovers' && hasType['Poison']) {
item = 'Black Sludge';
}
let levelScale = {
LC: 87,
NFE: 85,
NU: 83,
NUBL: 81,
UU: 79,
UUBL: 77,
OU: 75,
Uber: 71,
};
let customScale = {
Ditto: 99, Unown: 99,
};
let tier = template.tier;
// @ts-ignore
let level = levelScale[tier] || 75;
// @ts-ignore
if (customScale[template.name]) level = customScale[template.name];
// Prepare optimal HP
let hp = Math.floor(Math.floor(2 * template.baseStats.hp + ivs.hp + Math.floor(evs.hp / 4) + 100) * level / 100 + 10);
if (hasMove['substitute'] && item === 'Sitrus Berry') {
// Two Substitutes should activate Sitrus Berry
while (hp % 4 > 0) {
evs.hp -= 4;
hp = Math.floor(Math.floor(2 * template.baseStats.hp + ivs.hp + Math.floor(evs.hp / 4) + 100) * level / 100 + 10);
}
} else if (hasMove['bellydrum'] && item === 'Sitrus Berry') {
// Belly Drum should activate Sitrus Berry
if (hp % 2 > 0) evs.hp -= 4;
} else if (hasMove['substitute'] && hasMove['reversal']) {
// Reversal users should be able to use four Substitutes
if (hp % 4 === 0) evs.hp -= 4;
} else {
// Maximize number of Stealth Rock switch-ins
let srWeakness = this.getEffectiveness('Rock', template);
if (srWeakness > 0 && hp % (4 / srWeakness) === 0) evs.hp -= 4;
}
// Minimize confusion damage
if (!counter['Physical'] && !hasMove['transform']) {
evs.atk = 0;
ivs.atk = hasMove['hiddenpower'] ? ivs.atk - 28 : 0;
}
if (hasMove['gyroball'] || hasMove['trickroom']) {
evs.spe = 0;
ivs.spe = hasMove['hiddenpower'] ? ivs.spe - 28 : 0;
}
return {
name: template.baseSpecies,
species: species,
gender: template.gender,
moves: moves,
ability: ability,
evs: evs,
ivs: ivs,
item: item,
level: level,
shiny: this.randomChance(1, 1024),
};
}
}
module.exports = RandomGen4Teams;