mirror of
https://github.com/smogon/pokemon-showdown.git
synced 2026-03-21 17:25:10 -05:00
299 lines
9.2 KiB
JavaScript
299 lines
9.2 KiB
JavaScript
'use strict';
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/**@type {ModdedBattleScriptsData} */
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let BattleScripts = {
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inherit: 'gen5',
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gen: 4,
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init() {
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for (let i in this.data.Pokedex) {
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delete this.data.Pokedex[i].abilities['H'];
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}
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},
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modifyDamage(baseDamage, pokemon, target, move, suppressMessages = false) {
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// DPP divides modifiers into several mathematically important stages
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// The modifiers run earlier than other generations are called with ModifyDamagePhase1 and ModifyDamagePhase2
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if (!move.type) move.type = '???';
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let type = move.type;
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// Burn
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if (pokemon.status === 'brn' && baseDamage && move.category === 'Physical' && !pokemon.hasAbility('guts')) {
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baseDamage = this.modify(baseDamage, 0.5);
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}
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// Other modifiers (Reflect/Light Screen/etc)
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baseDamage = this.runEvent('ModifyDamagePhase1', pokemon, target, move, baseDamage);
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// Double battle multi-hit
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if (move.spreadHit) {
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let spreadModifier = move.spreadModifier || 0.75;
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this.debug('Spread modifier: ' + spreadModifier);
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baseDamage = this.modify(baseDamage, spreadModifier);
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}
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// Weather
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baseDamage = this.runEvent('WeatherModifyDamage', pokemon, target, move, baseDamage);
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if (this.gen === 3 && move.category === 'Physical' && !Math.floor(baseDamage)) {
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baseDamage = 1;
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}
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baseDamage += 2;
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if (move.crit) {
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baseDamage = this.modify(baseDamage, move.critModifier || 2);
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}
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// Mod 2 (Damage is floored after all multipliers are in)
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baseDamage = Math.floor(this.runEvent('ModifyDamagePhase2', pokemon, target, move, baseDamage));
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// this is not a modifier
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baseDamage = this.randomizer(baseDamage);
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// STAB
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if (move.hasSTAB || type !== '???' && pokemon.hasType(type)) {
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// The "???" type never gets STAB
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// Not even if you Roost in Gen 4 and somehow manage to use
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// Struggle in the same turn.
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// (On second thought, it might be easier to get a Missingno.)
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baseDamage = this.modify(baseDamage, move.stab || 1.5);
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}
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// types
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move.typeMod = target.runEffectiveness(move);
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move.typeMod = this.clampIntRange(move.typeMod, -6, 6);
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if (move.typeMod > 0) {
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if (!suppressMessages) this.add('-supereffective', target);
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for (let i = 0; i < move.typeMod; i++) {
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baseDamage *= 2;
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}
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}
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if (move.typeMod < 0) {
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if (!suppressMessages) this.add('-resisted', target);
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for (let i = 0; i > move.typeMod; i--) {
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baseDamage = Math.floor(baseDamage / 2);
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}
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}
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if (move.crit && !suppressMessages) this.add('-crit', target);
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// Final modifier.
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baseDamage = this.runEvent('ModifyDamage', pokemon, target, move, baseDamage);
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if (!Math.floor(baseDamage)) {
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return 1;
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}
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return Math.floor(baseDamage);
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},
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tryMoveHit(target, pokemon, move) {
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this.setActiveMove(move, pokemon, target);
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let hitResult = this.singleEvent('PrepareHit', move, {}, target, pokemon, move);
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if (!hitResult) {
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if (hitResult === false) this.add('-fail', target);
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return false;
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}
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this.runEvent('PrepareHit', pokemon, target, move);
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if (!this.singleEvent('Try', move, null, pokemon, target, move)) {
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return false;
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}
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if (move.target === 'all' || move.target === 'foeSide' || move.target === 'allySide' || move.target === 'allyTeam') {
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if (move.target === 'all') {
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hitResult = this.runEvent('TryHitField', target, pokemon, move);
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} else {
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hitResult = this.runEvent('TryHitSide', target, pokemon, move);
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}
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if (!hitResult) {
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if (hitResult === false) this.add('-fail', target);
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return false;
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}
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return this.moveHit(target, pokemon, move);
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}
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hitResult = this.runEvent('TryImmunity', target, pokemon, move);
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if (!hitResult) {
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if (!move.spreadHit) this.attrLastMove('[miss]');
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this.add('-miss', pokemon, target);
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return false;
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}
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if (move.ignoreImmunity === undefined) {
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move.ignoreImmunity = (move.category === 'Status');
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}
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if ((!move.ignoreImmunity || (move.ignoreImmunity !== true && !move.ignoreImmunity[move.type])) && !target.runImmunity(move.type, true)) {
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return false;
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}
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let boostTable = [1, 4 / 3, 5 / 3, 2, 7 / 3, 8 / 3, 3];
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// calculate true accuracy
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/**@type {number | true} */
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let accuracy = move.accuracy;
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let boosts, boost;
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if (accuracy !== true) {
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if (!move.ignoreAccuracy) {
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boosts = this.runEvent('ModifyBoost', pokemon, null, null, Object.assign({}, pokemon.boosts));
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boost = this.clampIntRange(boosts['accuracy'], -6, 6);
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if (boost > 0) {
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accuracy *= boostTable[boost];
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} else {
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accuracy /= boostTable[-boost];
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}
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}
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if (!move.ignoreEvasion) {
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boosts = this.runEvent('ModifyBoost', target, null, null, Object.assign({}, target.boosts));
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boost = this.clampIntRange(boosts['evasion'], -6, 6);
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if (boost > 0) {
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accuracy /= boostTable[boost];
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} else if (boost < 0) {
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accuracy *= boostTable[-boost];
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}
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}
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}
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if (move.ohko) { // bypasses accuracy modifiers
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if (!target.isSemiInvulnerable()) {
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accuracy = 30;
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if (pokemon.level >= target.level && (move.ohko === true || !target.hasType(move.ohko))) {
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accuracy += (pokemon.level - target.level);
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} else {
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this.add('-immune', target, '[ohko]');
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return false;
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}
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}
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} else {
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accuracy = this.runEvent('ModifyAccuracy', target, pokemon, move, accuracy);
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}
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if (move.alwaysHit) {
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accuracy = true; // bypasses ohko accuracy modifiers
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} else {
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accuracy = this.runEvent('Accuracy', target, pokemon, move, accuracy);
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}
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if (accuracy !== true && !this.randomChance(accuracy, 100)) {
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if (!move.spreadHit) this.attrLastMove('[miss]');
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this.add('-miss', pokemon, target);
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return false;
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}
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hitResult = this.runEvent('TryHit', target, pokemon, move);
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if (!hitResult) {
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if (hitResult === false) this.add('-fail', target);
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return false;
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}
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if (move.breaksProtect && target.removeVolatile('protect')) {
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if (move.id === 'feint') {
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this.add('-activate', target, 'move: Feint');
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} else {
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this.add('-activate', target, 'move: ' + move.name, '[broken]');
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}
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}
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move.totalDamage = 0;
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/**@type {number | false} */
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let damage = 0;
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pokemon.lastDamage = 0;
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if (move.multihit) {
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let hits = move.multihit;
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if (Array.isArray(hits)) {
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// yes, it's hardcoded... meh
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if (hits[0] === 2 && hits[1] === 5) {
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hits = this.sample([2, 2, 2, 3, 3, 3, 4, 5]);
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} else {
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hits = this.random(hits[0], hits[1] + 1);
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}
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}
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hits = Math.floor(hits);
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let nullDamage = true;
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/**@type {number | false} */
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let moveDamage;
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// There is no need to recursively check the ´sleepUsable´ flag as Sleep Talk can only be used while asleep.
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let isSleepUsable = move.sleepUsable || this.getMove(move.sourceEffect).sleepUsable;
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let i;
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for (i = 0; i < hits && target.hp && pokemon.hp; i++) {
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if (pokemon.status === 'slp' && !isSleepUsable) break;
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move.hit = i + 1;
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if (move.multiaccuracy && i > 0) {
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accuracy = move.accuracy;
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if (accuracy !== true) {
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if (!move.ignoreAccuracy) {
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boosts = this.runEvent('ModifyBoost', pokemon, null, null, Object.assign({}, pokemon.boosts));
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boost = this.clampIntRange(boosts['accuracy'], -6, 6);
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if (boost > 0) {
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accuracy *= boostTable[boost];
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} else {
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accuracy /= boostTable[-boost];
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}
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}
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if (!move.ignoreEvasion) {
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boosts = this.runEvent('ModifyBoost', target, null, null, Object.assign({}, target.boosts));
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boost = this.clampIntRange(boosts['evasion'], -6, 6);
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if (boost > 0) {
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accuracy /= boostTable[boost];
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} else if (boost < 0) {
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accuracy *= boostTable[-boost];
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}
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}
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}
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accuracy = this.runEvent('ModifyAccuracy', target, pokemon, move, accuracy);
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if (!move.alwaysHit) {
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accuracy = this.runEvent('Accuracy', target, pokemon, move, accuracy);
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if (accuracy !== true && !this.randomChance(accuracy, 100)) break;
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}
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}
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moveDamage = this.moveHit(target, pokemon, move);
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if (moveDamage === false) break;
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if (nullDamage && (moveDamage || moveDamage === 0 || moveDamage === undefined)) nullDamage = false;
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// Damage from each hit is individually counted for the
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// purposes of Counter, Metal Burst, and Mirror Coat.
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damage = (moveDamage || 0);
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move.totalDamage += damage;
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this.eachEvent('Update');
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}
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if (i === 0) return false;
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if (nullDamage) damage = false;
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this.add('-hitcount', target, i);
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} else {
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damage = this.moveHit(target, pokemon, move);
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move.totalDamage = damage;
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}
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if (move.recoil && move.totalDamage) {
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this.damage(this.calcRecoilDamage(move.totalDamage, move), pokemon, target, 'recoil');
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}
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if (move.struggleRecoil) {
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this.directDamage(this.clampIntRange(Math.round(pokemon.maxhp / 4), 1), pokemon, pokemon, /** @type {Effect} */ ({id: 'strugglerecoil'}));
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}
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if (target && pokemon !== target) target.gotAttacked(move, damage, pokemon);
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if (move.ohko) this.add('-ohko');
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if (!damage && damage !== 0) return damage;
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this.eachEvent('Update');
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if (target && !move.negateSecondary) {
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this.singleEvent('AfterMoveSecondary', move, null, target, pokemon, move);
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this.runEvent('AfterMoveSecondary', target, pokemon, move);
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}
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return damage;
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},
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calcRecoilDamage(damageDealt, move) {
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// @ts-ignore
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return this.clampIntRange(Math.floor(damageDealt * move.recoil[0] / move.recoil[1]), 1);
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},
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};
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exports.BattleScripts = BattleScripts;
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