pokemon-showdown/tools.js

514 lines
16 KiB
JavaScript

function toId(text) {
text = text || '';
if (typeof text === 'number') text = ''+text;
if (typeof text !== 'string') return ''; //???
return text.toLowerCase().replace(/[^a-z0-9]+/g, '');
}
function clone(object) {
var newObj = (object instanceof Array) ? [] : {};
for (var i in object) {
if (object[i] && typeof object[i] == "object") {
newObj[i] = clone(object[i]);
} else newObj[i] = object[i]
} return newObj;
};
function BattleTools() {
var selfT = this;
this.effectToString = function() {
return this.name;
};
this.getImmunity = function(type, target) {
for (var i=0; i<target.types.length; i++) {
if (BattleTypeChart[target.types[i]] && BattleTypeChart[target.types[i]].damageTaken && BattleTypeChart[target.types[i]].damageTaken[type] === 3) {
return false;
}
}
return true;
};
this.getEffectiveness = function(type, target) {
var totalTypeMod = 0;
for (var i=0; i<target.types.length; i++) {
if (!BattleTypeChart[target.types[i]]) continue;
var typeMod = BattleTypeChart[target.types[i]].damageTaken[type];
if (typeMod === 1) { // super-effective
totalTypeMod++;
}
if (typeMod === 2) { // resist
totalTypeMod--;
}
// in case of weird situations like Gravity, immunity is
// handled elsewhere
}
return totalTypeMod;
};
this.getTemplate = function(template) {
if (!template || typeof template === 'string') {
var name = (template||'').trim();
var id = toId(name);
if (BattleAliases[id]) {
name = BattleAliases[id];
id = toId(name);
}
template = {};
if (id && BattlePokedex[id]) {
template = BattlePokedex[id];
template.exists = true;
}
if (BattleTiers[id]) {
template.tier = BattleTiers[id].tier;
template.isNonstandard = BattleTiers[id].isNonstandard;
} else {
template.tier = 'Illegal';
}
if (BattleLearnsets[id]) {
template.learnset = BattleLearnsets[id].learnset;
}
}
return template;
};
this.getMove = function(move) {
if (!move || typeof move === 'string') {
var name = (move||'').trim();
var id = toId(name);
move = {};
if (id.substr(0,12) === 'HiddenPower[') {
var hptype = id.substr(12);
hptype = hptype.substr(0,hptype.length-1);
id = 'HiddenPower'+hptype;
}
if (id && BattleMovedex[id]) {
move = BattleMovedex[id];
move.exists = true;
}
if (!move.id) move.id = id;
if (!move.name) move.name = name;
if (!move.fullname) move.fullname = 'move: '+name;
move.toString = selfT.effectToString;
if (!move.critRatio) move.critRatio = 1;
if (!move.baseType) move.baseType = move.type;
if (!move.effectType) move.effectType = 'Move';
if (!move.secondaries && move.secondary) move.secondaries = [move.secondary];
}
return move;
};
/**
* Ensure we're working on a copy of a move (and make a copy if we aren't)
*
* Remember: "ensure" - by default, it won't make a copy of a copy:
* moveCopy === Tools.getMoveCopy(moveCopy)
*
* If you really want to, use:
* moveCopyCopy = Tools.getMoveCopy(moveCopy.id)
*
* @param move Move ID, move object, or movecopy object describing move to copy
* @return movecopy object
*/
this.getMoveCopy = function(move) {
if (move && move.isCopy) return move;
var move = this.getMove(move);
var moveCopy = clone(move);
moveCopy.isCopy = true;
return moveCopy;
};
this.getNature = function(nature) {
return BattleScripts.getNature.call(selfT, nature);
};
this.getEffect = function(effect) {
if (!effect || typeof effect === 'string') {
var name = (effect||'').trim();
var id = toId(name);
effect = {};
if (id && BattleStatuses[id]) {
effect = BattleStatuses[id];
effect.name = effect.name || BattleStatuses[id].name;
} else if (id && BattleMovedex[id] && BattleMovedex[id].effect) {
effect = BattleMovedex[id].effect;
effect.name = effect.name || BattleMovedex[id].name;
} else if (id && BattleAbilities[id] && BattleAbilities[id].effect) {
effect = BattleAbilities[id].effect;
effect.name = effect.name || BattleAbilities[id].name;
} else if (id && BattleItems[id] && BattleItems[id].effect) {
effect = BattleItems[id].effect;
effect.name = effect.name || BattleItems[id].name;
} else if (id && BattleFormats[id]) {
effect = BattleFormats[id];
effect.name = effect.name || BattleFormats[id].name;
if (!effect.effectType) effect.effectType = 'Format';
} else if (id === 'recoil') {
effect = {
effectType: 'Recoil'
};
} else if (id === 'drain') {
effect = {
effectType: 'Drain'
};
}
if (!effect.id) effect.id = id;
if (!effect.name) effect.name = name;
if (!effect.fullname) effect.fullname = name;
effect.toString = selfT.effectToString;
if (!effect.category) effect.category = 'Effect';
if (!effect.effectType) effect.effectType = 'Effect';
}
return effect;
};
this.getItem = function(item) {
if (!item || typeof item === 'string') {
var name = (item||'').trim();
var id = toId(name);
item = {};
if (id && BattleItems[id]) {
item = BattleItems[id];
item.exists = true;
}
if (!item.id) item.id = id;
if (!item.name) item.name = name;
if (!item.fullname) item.fullname = 'item: '+name;
item.toString = selfT.effectToString;
if (!item.category) item.category = 'Effect';
if (!item.effectType) item.effectType = 'Item';
if (item.isBerry) item.fling = { basePower: 10 };
}
return item;
};
this.getAbility = function(ability) {
if (!ability || typeof ability === 'string') {
var name = (ability||'').trim();
var id = toId(name);
ability = {};
if (id && BattleAbilities[id]) {
ability = BattleAbilities[id];
ability.exists = true;
}
if (!ability.id) ability.id = id;
if (!ability.name) ability.name = name;
if (!ability.fullname) ability.fullname = 'ability: '+name;
ability.toString = selfT.effectToString;
if (!ability.category) ability.category = 'Effect';
if (!ability.effectType) ability.effectType = 'Ability';
}
return ability;
};
this.getType = function(type) {
if (!type || typeof type === 'string') {
var id = toId(type);
type = {};
if (id && BattleTypeChart[id]) {
type = BattleTypeChart[id];
type.isType = true;
type.effectType = 'Type';
}
if (!type.id) type.id = id;
if (!type.effectType) {
// man, this is really meta
type.effectType = 'EffectType';
}
}
return type;
};
this.checkLearnset = function(move, template) {
if (move.id) move = move.id;
do {
if (!template.learnset || template.learnset[move]) {
return true;
}
if (template.learnset['sketch']) {
var lset = template.learnset['sketch'];
if (typeof lset === 'string') lset = [lset];
for (var i=0; i<lset.length; i++) if (lset[i].substr(1) !== 'E') return true;
return 1;
}
if (template.species === 'Deoxys-Speed' || template.species === 'Deoxys-Attack' || template.species === 'Deoxys-Defense') {
template = selfT.getTemplate('Deoxys');
} else if (template.species.substr(0,7) === 'Arceus-') {
template = selfT.getTemplate('Arceus');
} else {
template = selfT.getTemplate(template.prevo);
}
} while (template && template.species);
return false;
};
this.getBanlistTable = function(format, subformat, depth) {
var banlistTable;
if (!depth) depth = 0;
if (depth>4) return; // avoid infinite recursion
if (format.banlistTable && !subformat) {
banlistTable = format.banlistTable;
} else {
if (!format.banlistTable) format.banlistTable = {};
if (!format.setBanTable) format.setBanTable = [];
if (!format.teamBanTable) format.teamBanTable = [];
banlistTable = format.banlistTable;
if (!subformat) subformat = format;
if (subformat.banlist) {
for (var i=0; i<subformat.banlist.length; i++) {
// don't revalidate what we already validate
if (banlistTable[toId(subformat.banlist[i])]) continue;
banlistTable[subformat.banlist[i]] = true;
banlistTable[toId(subformat.banlist[i])] = true;
var plusPos = subformat.banlist[i].indexOf('+');
if (plusPos && plusPos > 0) {
var plusPlusPos = subformat.banlist[i].indexOf('++');
if (plusPlusPos && plusPlusPos > 0) {
var complexList = subformat.banlist[i].split('++');
for (var j=0; j<complexList.length; j++) {
complexList[j] = toId(complexList[j]);
}
format.teamBanTable.push(complexList);
} else {
var complexList = subformat.banlist[i].split('+');
for (var j=0; j<complexList.length; j++) {
complexList[j] = toId(complexList[j]);
}
format.setBanTable.push(complexList);
}
}
}
}
if (subformat.ruleset) {
for (var i=0; i<subformat.ruleset.length; i++) {
// don't revalidate what we already validate
if (banlistTable['Rule:'+toId(subformat.ruleset[i])]) continue;
banlistTable['Rule:'+toId(subformat.ruleset[i])] = true;
var subsubformat = selfT.getEffect(subformat.ruleset[i]);
if (subsubformat.ruleset || subsubformat.banlist) {
selfT.getBanlistTable(format, subsubformat, depth+1);
}
}
}
}
return banlistTable;
};
this.validateTeam = function(team, format) {
var problems = [];
format = selfT.getEffect(format);
selfT.getBanlistTable(format);
if (format.team === 'random') {
return false;
}
if (!team || !Array.isArray(team)) {
if (format.canUseRandomTeam) {
return false;
}
return ["Random teams are not allowed in this format."];
}
if (!team.length) {
return ["Your team has no pokemon."];
}
if (team.length>6) {
return ["Your team has more than 6 pokemon."];
}
var teamHas = {};
for (var i=0; i<team.length; i++) {
var setProblems = selfT.validateSet(team[i], format, teamHas);
if (setProblems) {
problems = problems.concat(setProblems);
}
}
for (var i=0; i<format.teamBanTable.length; i++) {
var bannedCombo = '';
for (var j=0; j<format.teamBanTable[i].length; j++) {
if (!teamHas[format.teamBanTable[i][j]]) {
bannedCombo = false;
break;
}
if (j == 0) {
bannedCombo += format.teamBanTable[i][j];
} else {
bannedCombo += ' and '+format.teamBanTable[i][j];
}
}
if (bannedCombo) {
problems.push("Your team has the combination of "+bannedCombo+", which is banned.");
}
}
if (format.ruleset) {
for (var i=0; i<format.ruleset.length; i++) {
var subformat = selfT.getEffect(format.ruleset[i]);
if (subformat.validateTeam) {
problems = problems.concat(subformat.validateTeam.call(selfT, team, format)||[]);
}
}
}
if (format.validateTeam) {
problems = problems.concat(format.validateTeam.call(selfT, team, format)||[]);
}
if (!problems.length) return false;
return problems;
};
this.validateSet = function(set, format, teamHas) {
var problems = [];
format = selfT.getEffect(format);
if (!set) {
return ["This is not a pokemon."];
}
set.species = (''+(set.species||'')).trim();
set.name = (''+(set.name||'')).trim();
set.item = ''+(set.item||'');
set.ability = ''+(set.ability||'');
if (!Array.isArray(set.moves)) set.moves = [];
set.species = set.species || set.name || 'Bulbasaur';
set.name = set.name || set.species;
var template = selfT.getTemplate(set.species);
var source = '';
var setHas = {};
if (!template || !template.abilities) {
set.species = 'Bulbasaur';
template = selfT.getTemplate('Bulbasaur')
}
var banlistTable = selfT.getBanlistTable(format);
setHas[toId(set.species)] = true;
if (banlistTable[toId(set.species)]) {
problems.push(set.species+' is banned.');
}
setHas[toId(set.ability)] = true;
if (banlistTable[toId(set.ability)]) {
problems.push(set.name+"'s ability "+set.ability+" is banned.");
}
setHas[toId(set.item)] = true;
if (banlistTable[toId(set.item)]) {
problems.push(set.name+"'s item "+set.item+" is banned.");
}
if (banlistTable['Unreleased'] && setHas['souldew']) {
problems.push(set.name+"'s item "+set.item+" is unreleased.");
}
setHas[toId(set.ability)] = true;
if (banlistTable['Rule:standard']) {
var totalEV = 0;
for (var k in set.evs) {
totalEV += set.evs[k];
}
if (totalEV > 510) {
problems.push(set.name+" has more than 510 total EVs.");
}
var ability = selfT.getAbility(set.ability).name;
if (ability !== template.abilities['0'] &&
ability !== template.abilities['1'] &&
ability !== template.abilities['DW']) {
problems.push(set.name+" ("+set.species+") can't have "+set.ability+".");
}
if (ability === template.abilities['DW']) {
source = 'DW';
unreleasedDW = {
Serperior: 1, Chandelure: 1, Ditto: 1,
Breloom: 1, Zapdos: 1, Feraligatr: 1, Gothitelle: 1,
'Ho-Oh': 1, Lugia: 1, Raikou: 1, Cinccino: 1
};
if (unreleasedDW[set.species] && banlistTable['Unreleased']) {
problems.push(set.name+" ("+set.species+")'s Dream World ability is unreleased.");
} else if (template.num >= 494 && set.species !== 'Darmanitan' && set.species !== 'Munna') {
problems.push(set.name+" ("+set.species+")'s Dream World ability is unreleased.");
}
}
}
var limit1 = 0;
if (!set.moves || !set.moves.length) {
problems.push(set.name+" has no moves.");
} else {
// A limit is imposed here to prevent too much engine strain or
// too much layout deformation - to be exact, this is the Debug
// Mode limitation.
// The usual limit of 4 moves is handled elsewhere - currently
// in the cartridge-compliant set validator: formats.js:pokemon
set.moves = set.moves.slice(0,24);
for (var i=0; i<set.moves.length; i++) {
if (!set.moves[i]) continue;
set.moves[i] = ''+(set.moves[i]||'');
var move = selfT.getMove(set.moves[i]);
setHas[move.id] = true;
if (banlistTable[move.id]) {
problems.push(set.name+"'s move "+set.moves[i]+" is banned.");
} else if (move.ohko && banlistTable['OHKO']) {
problems.push(set.name+"'s move "+set.moves[i]+" is an OHKO move, which is banned.");
}
if (banlistTable['Rule:standard']) {
var lset = selfT.checkLearnset(move, template);
if (!lset) {
problems.push(set.name+" ("+set.species+") can't learn "+move.name);
} else if (lset === 1) {
limit1++;
if (limit1 > 1) {
problems.push(set.name+" ("+set.species+") can't Sketch "+move.name+" - it's limited to 1 Sketch move");
}
}
}
}
}
setHas[toId(template.tier)] = true;
if (banlistTable[template.tier]) {
problems.push(set.name+" is in "+template.tier+", which is banned.");
}
if (teamHas) {
for (var i in setHas) {
teamHas[i] = true;
}
}
for (var i=0; i<format.setBanTable.length; i++) {
var bannedCombo = '';
for (var j=0; j<format.setBanTable[i].length; j++) {
if (!setHas[format.setBanTable[i][j]]) {
bannedCombo = false;
break;
}
if (j == 0) {
bannedCombo += format.setBanTable[i][j];
} else {
bannedCombo += ' and '+format.setBanTable[i][j];
}
}
if (bannedCombo) {
problems.push(set.name+" has the combination of "+bannedCombo+", which is banned.");
}
}
if (format.ruleset) {
for (var i=0; i<format.ruleset.length; i++) {
var subformat = selfT.getEffect(format.ruleset[i]);
if (subformat.validateSet) {
problems = problems.concat(subformat.validateSet.call(selfT, set, format)||[]);
}
}
}
if (format.validateSet) {
problems = problems.concat(format.validateSet.call(selfT, set, format)||[]);
}
if (!problems.length) return false;
return problems;
};
/* for (var i in BattleScripts) {
var script = BattleScripts[i];
this[i] = function() {
return script.apply(selfT, arguments);
};
} */
}
exports.BattleTools = BattleTools;