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gen789.ts
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gen789.ts
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import {Generation, AbilityName, StatID, Terrain} from '../data/interface';
import {toID} from '../util';
import {
getBerryResistType,
getFlingPower,
getItemBoostType,
getMultiAttack,
getNaturalGift,
getTechnoBlast,
SEED_BOOSTED_STAT,
} from '../items';
import {RawDesc} from '../desc';
import {Field} from '../field';
import {Move} from '../move';
import {Pokemon} from '../pokemon';
import {Result} from '../result';
import {
chainMods,
checkAirLock,
checkDauntlessShield,
checkDownload,
checkEmbody,
checkForecast,
checkInfiltrator,
checkIntimidate,
checkIntrepidSword,
checkItem,
checkMultihitBoost,
checkSeedBoost,
checkWonderRoom,
computeFinalStats,
countBoosts,
getBaseDamage,
getEVDescriptionText,
getFinalDamage,
getModifiedStat,
getQPBoostedStat,
getMoveEffectiveness,
getShellSideArmCategory,
getWeightFactor,
handleFixedDamageMoves,
isGrounded,
OF16, OF32,
pokeRound,
} from './util';
export function calculateSMSSSV(
gen: Generation,
attacker: Pokemon,
defender: Pokemon,
move: Move,
field: Field
) {
// #region Initial
checkAirLock(attacker, field);
checkAirLock(defender, field);
checkForecast(attacker, field.weather);
checkForecast(defender, field.weather);
checkItem(attacker, field.isMagicRoom);
checkItem(defender, field.isMagicRoom);
checkWonderRoom(attacker, field.isWonderRoom);
checkWonderRoom(defender, field.isWonderRoom);
checkSeedBoost(attacker, field);
checkSeedBoost(defender, field);
checkDauntlessShield(attacker, gen);
checkDauntlessShield(defender, gen);
checkEmbody(attacker, gen);
checkEmbody(defender, gen);
computeFinalStats(gen, attacker, defender, field, 'def', 'spd', 'spe');
checkIntimidate(gen, attacker, defender);
checkIntimidate(gen, defender, attacker);
checkDownload(attacker, defender, field.isWonderRoom);
checkDownload(defender, attacker, field.isWonderRoom);
checkIntrepidSword(attacker, gen);
checkIntrepidSword(defender, gen);
computeFinalStats(gen, attacker, defender, field, 'atk', 'spa');
checkInfiltrator(attacker, field.defenderSide);
checkInfiltrator(defender, field.attackerSide);
const desc: RawDesc = {
attackerName: attacker.name,
attackerTera: attacker.teraType,
moveName: move.name,
defenderName: defender.name,
defenderTera: defender.teraType,
isDefenderDynamaxed: defender.isDynamaxed,
isWonderRoom: field.isWonderRoom,
};
const result = new Result(gen, attacker, defender, move, field, 0, desc);
if (move.category === 'Status' && !move.named('Nature Power')) {
return result;
}
const breaksProtect = move.breaksProtect || move.isZ || attacker.isDynamaxed ||
(attacker.hasAbility('Unseen Fist') && move.flags.contact);
if (field.defenderSide.isProtected && !breaksProtect) {
desc.isProtected = true;
return result;
}
const defenderIgnoresAbility = defender.hasAbility(
'Full Metal Body',
'Neutralizing Gas',
'Prism Armor',
'Shadow Shield'
);
const attackerIgnoresAbility = attacker.hasAbility('Mold Breaker', 'Teravolt', 'Turboblaze');
const moveIgnoresAbility = move.named(
'G-Max Drum Solo',
'G-Max Fire Ball',
'G-Max Hydrosnipe',
'Light That Burns the Sky',
'Menacing Moonraze Maelstrom',
'Moongeist Beam',
'Photon Geyser',
'Searing Sunraze Smash',
'Sunsteel Strike'
);
if (!defenderIgnoresAbility && !defender.hasAbility('Poison Heal') &&
(attackerIgnoresAbility || moveIgnoresAbility)) {
if (attackerIgnoresAbility) desc.attackerAbility = attacker.ability;
if (defender.hasItem('Ability Shield')) {
desc.defenderItem = defender.item;
} else {
defender.ability = '' as AbilityName;
}
}
// Merciless does not ignore Shell Armor, damage dealt to a poisoned Pokemon with Shell Armor
// will not be a critical hit (UltiMario)
const isCritical = !defender.hasAbility('Battle Armor', 'Shell Armor') &&
(move.isCrit || (attacker.hasAbility('Merciless') && defender.hasStatus('psn', 'tox'))) &&
move.timesUsed === 1;
let type = move.type;
if (move.named('Weather Ball')) {
const holdingUmbrella = attacker.hasItem('Utility Umbrella');
type =
field.hasWeather('Sun', 'Harsh Sunshine') && !holdingUmbrella ? 'Fire'
: field.hasWeather('Rain', 'Heavy Rain') && !holdingUmbrella ? 'Water'
: field.hasWeather('Sand') ? 'Rock'
: field.hasWeather('Hail', 'Snow') ? 'Ice'
: 'Normal';
desc.weather = field.weather;
desc.moveType = type;
} else if (move.named('Judgment') && attacker.item && attacker.item.includes('Plate')) {
type = getItemBoostType(attacker.item)!;
} else if (move.named('Techno Blast') && attacker.item && attacker.item.includes('Drive')) {
type = getTechnoBlast(attacker.item)!;
} else if (move.named('Multi-Attack') && attacker.item && attacker.item.includes('Memory')) {
type = getMultiAttack(attacker.item)!;
} else if (move.named('Natural Gift') && attacker.item && attacker.item.includes('Berry')) {
const gift = getNaturalGift(gen, attacker.item)!;
type = gift.t;
desc.moveType = type;
desc.attackerItem = attacker.item;
} else if (
move.named('Nature Power') ||
(move.named('Terrain Pulse') && isGrounded(attacker, field))
) {
type =
field.hasTerrain('Electric') ? 'Electric'
: field.hasTerrain('Grassy') ? 'Grass'
: field.hasTerrain('Misty') ? 'Fairy'
: field.hasTerrain('Psychic') ? 'Psychic'
: 'Normal';
desc.terrain = field.terrain;
desc.moveType = type;
} else if (move.named('Revelation Dance')) {
if (attacker.teraType) {
type = attacker.teraType;
} else {
type = attacker.types[0];
}
} else if (move.named('Aura Wheel')) {
if (attacker.named('Morpeko')) {
type = 'Electric';
} else if (attacker.named('Morpeko-Hangry')) {
type = 'Dark';
}
} else if (move.named('Raging Bull')) {
if (attacker.named('Tauros-Paldea-Combat')) {
type = 'Fighting';
} else if (attacker.named('Tauros-Paldea-Blaze')) {
type = 'Fire';
} else if (attacker.named('Tauros-Paldea-Aqua')) {
type = 'Water';
}
} else if (move.named('Ivy Cudgel')) {
if (attacker.name.includes('Ogerpon-Cornerstone')) {
type = 'Rock';
} else if (attacker.name.includes('Ogerpon-Hearthflame')) {
type = 'Fire';
} else if (attacker.name.includes('Ogerpon-Wellspring')) {
type = 'Water';
}
}
let hasAteAbilityTypeChange = false;
let isAerilate = false;
let isPixilate = false;
let isRefrigerate = false;
let isGalvanize = false;
let isLiquidVoice = false;
let isNormalize = false;
const noTypeChange = move.named(
'Revelation Dance',
'Judgment',
'Nature Power',
'Techno Blast',
'Multi Attack',
'Natural Gift',
'Weather Ball',
'Terrain Pulse',
'Struggle',
) || (move.named('Tera Blast') && attacker.teraType);
if (!move.isZ && !noTypeChange) {
const normal = move.hasType('Normal');
if ((isAerilate = attacker.hasAbility('Aerilate') && normal)) {
type = 'Flying';
} else if ((isGalvanize = attacker.hasAbility('Galvanize') && normal)) {
type = 'Electric';
} else if ((isLiquidVoice = attacker.hasAbility('Liquid Voice') && !!move.flags.sound)) {
type = 'Water';
} else if ((isPixilate = attacker.hasAbility('Pixilate') && normal)) {
type = 'Fairy';
} else if ((isRefrigerate = attacker.hasAbility('Refrigerate') && normal)) {
type = 'Ice';
} else if ((isNormalize = attacker.hasAbility('Normalize'))) { // Boosts any type
type = 'Normal';
}
if (isGalvanize || isPixilate || isRefrigerate || isAerilate || isNormalize) {
desc.attackerAbility = attacker.ability;
hasAteAbilityTypeChange = true;
} else if (isLiquidVoice) {
desc.attackerAbility = attacker.ability;
}
}
if (move.named('Tera Blast') && attacker.teraType) {
type = attacker.teraType;
}
move.type = type;
// FIXME: this is incorrect, should be move.flags.heal, not move.drain
if ((attacker.hasAbility('Triage') && move.drain) ||
(attacker.hasAbility('Gale Wings') &&
move.hasType('Flying') &&
attacker.curHP() === attacker.maxHP())) {
move.priority = 1;
desc.attackerAbility = attacker.ability;
}
const isGhostRevealed =
attacker.hasAbility('Scrappy') || attacker.hasAbility('Mind\'s Eye') ||
field.defenderSide.isForesight;
const isRingTarget =
defender.hasItem('Ring Target') && !defender.hasAbility('Klutz');
const type1Effectiveness = getMoveEffectiveness(
gen,
move,
defender.types[0],
isGhostRevealed,
field.isGravity,
isRingTarget
);
const type2Effectiveness = defender.types[1]
? getMoveEffectiveness(
gen,
move,
defender.types[1],
isGhostRevealed,
field.isGravity,
isRingTarget
)
: 1;
let typeEffectiveness = type1Effectiveness * type2Effectiveness;
if (defender.teraType) {
typeEffectiveness = getMoveEffectiveness(
gen,
move,
defender.teraType,
isGhostRevealed,
field.isGravity,
isRingTarget
);
}
if (typeEffectiveness === 0 && move.hasType('Ground') &&
defender.hasItem('Iron Ball') && !defender.hasAbility('Klutz')) {
typeEffectiveness = 1;
}
if (typeEffectiveness === 0 && move.named('Thousand Arrows')) {
typeEffectiveness = 1;
}
if (typeEffectiveness === 0) {
return result;
}
if ((move.named('Sky Drop') &&
(defender.hasType('Flying') || defender.weightkg >= 200 || field.isGravity)) ||
(move.named('Synchronoise') && !defender.hasType(attacker.types[0]) &&
(!attacker.types[1] || !defender.hasType(attacker.types[1]))) ||
(move.named('Dream Eater') &&
(!(defender.hasStatus('slp') || defender.hasAbility('Comatose')))) ||
(move.named('Steel Roller') && !field.terrain) ||
(move.named('Poltergeist') && !defender.item)
) {
return result;
}
if (
(field.hasWeather('Harsh Sunshine') && move.hasType('Water')) ||
(field.hasWeather('Heavy Rain') && move.hasType('Fire'))
) {
desc.weather = field.weather;
return result;
}
if (field.hasWeather('Strong Winds') && defender.hasType('Flying') &&
gen.types.get(toID(move.type))!.effectiveness['Flying']! > 1) {
typeEffectiveness /= 2;
desc.weather = field.weather;
}
if ((defender.hasAbility('Wonder Guard') && typeEffectiveness <= 1) ||
(move.hasType('Grass') && defender.hasAbility('Sap Sipper')) ||
(move.hasType('Fire') && defender.hasAbility('Flash Fire', 'Well-Baked Body')) ||
(move.hasType('Water') && defender.hasAbility('Dry Skin', 'Storm Drain', 'Water Absorb')) ||
(move.hasType('Electric') &&
defender.hasAbility('Lightning Rod', 'Motor Drive', 'Volt Absorb')) ||
(move.hasType('Ground') &&
!field.isGravity && !move.named('Thousand Arrows') &&
!defender.hasItem('Iron Ball') && defender.hasAbility('Levitate')) ||
(move.flags.bullet && defender.hasAbility('Bulletproof')) ||
(move.flags.sound && !move.named('Clangorous Soul') && defender.hasAbility('Soundproof')) ||
(move.priority > 0 && defender.hasAbility('Queenly Majesty', 'Dazzling', 'Armor Tail')) ||
(move.hasType('Ground') && defender.hasAbility('Earth Eater')) ||
(move.flags.wind && defender.hasAbility('Wind Rider'))
) {
desc.defenderAbility = defender.ability;
return result;
}
if (move.hasType('Ground') && !move.named('Thousand Arrows') &&
!field.isGravity && defender.hasItem('Air Balloon')) {
desc.defenderItem = defender.item;
return result;
}
if (move.priority > 0 && field.hasTerrain('Psychic') && isGrounded(defender, field)) {
desc.terrain = field.terrain;
return result;
}
const weightBasedMove = move.named('Heat Crash', 'Heavy Slam', 'Low Kick', 'Grass Knot');
if (defender.isDynamaxed && weightBasedMove) {
return result;
}
desc.HPEVs = `${defender.evs.hp} HP`;
const fixedDamage = handleFixedDamageMoves(attacker, move);
if (fixedDamage) {
if (attacker.hasAbility('Parental Bond')) {
result.damage = [fixedDamage, fixedDamage];
desc.attackerAbility = attacker.ability;
} else {
result.damage = fixedDamage;
}
return result;
}
if (move.named('Final Gambit')) {
result.damage = attacker.curHP();
return result;
}
if (move.named('Guardian of Alola')) {
let zLostHP = Math.floor((defender.curHP() * 3) / 4);
if (field.defenderSide.isProtected && attacker.item && attacker.item.includes(' Z')) {
zLostHP = Math.ceil(zLostHP / 4 - 0.5);
}
result.damage = zLostHP;
return result;
}
if (move.named('Nature\'s Madness')) {
const lostHP = field.defenderSide.isProtected ? 0 : Math.floor(defender.curHP() / 2);
result.damage = lostHP;
return result;
}
if (move.named('Spectral Thief')) {
let stat: StatID;
for (stat in defender.boosts) {
if (defender.boosts[stat]) {
attacker.boosts[stat] +=
attacker.hasAbility('Contrary') ? -defender.boosts[stat]! : defender.boosts[stat]!;
if (attacker.boosts[stat] > 6) attacker.boosts[stat] = 6;
if (attacker.boosts[stat] < -6) attacker.boosts[stat] = -6;
attacker.stats[stat] = getModifiedStat(attacker.rawStats[stat]!, attacker.boosts[stat]!);
}
}
}
if (move.hits > 1) {
desc.hits = move.hits;
}
const turnOrder = attacker.stats.spe > defender.stats.spe ? 'first' : 'last';
// #endregion
// #region Base Power
const basePower = calculateBasePowerSMSSSV(
gen,
attacker,
defender,
move,
field,
hasAteAbilityTypeChange,
desc
);
if (basePower === 0) {
return result;
}
// #endregion
// #region (Special) Attack
const attack = calculateAttackSMSSSV(gen, attacker, defender, move, field, desc, isCritical);
const attackSource = move.named('Foul Play') ? defender : attacker;
if (move.named('Photon Geyser', 'Light That Burns The Sky') ||
(move.named('Tera Blast') && attackSource.teraType)) {
move.category = attackSource.stats.atk > attackSource.stats.spa ? 'Physical' : 'Special';
}
const attackStat =
move.named('Shell Side Arm') &&
getShellSideArmCategory(attacker, defender) === 'Physical'
? 'atk'
: move.named('Body Press')
? 'def'
: move.category === 'Special'
? 'spa'
: 'atk';
// #endregion
// #region (Special) Defense
const defense = calculateDefenseSMSSSV(gen, attacker, defender, move, field, desc, isCritical);
const hitsPhysical = move.overrideDefensiveStat === 'def' || move.category === 'Physical' ||
(move.named('Shell Side Arm') && getShellSideArmCategory(attacker, defender) === 'Physical');
const defenseStat = hitsPhysical ? 'def' : 'spd';
// #endregion
// #region Damage
let baseDamage = getBaseDamage(attacker.level, basePower, attack, defense);
const isSpread = field.gameType !== 'Singles' &&
['allAdjacent', 'allAdjacentFoes'].includes(move.target);
if (isSpread) {
baseDamage = pokeRound(OF32(baseDamage * 3072) / 4096);
}
if (attacker.hasAbility('Parental Bond (Child)')) {
baseDamage = pokeRound(OF32(baseDamage * 1024) / 4096);
}
if (
field.hasWeather('Sun') && move.named('Hydro Steam') && !attacker.hasItem('Utility Umbrella')
) {
baseDamage = pokeRound(OF32(baseDamage * 6144) / 4096);
desc.weather = field.weather;
} else if (!defender.hasItem('Utility Umbrella')) {
if (
(field.hasWeather('Sun', 'Harsh Sunshine') && move.hasType('Fire')) ||
(field.hasWeather('Rain', 'Heavy Rain') && move.hasType('Water'))
) {
baseDamage = pokeRound(OF32(baseDamage * 6144) / 4096);
desc.weather = field.weather;
} else if (
(field.hasWeather('Sun') && move.hasType('Water')) ||
(field.hasWeather('Rain') && move.hasType('Fire'))
) {
baseDamage = pokeRound(OF32(baseDamage * 2048) / 4096);
desc.weather = field.weather;
}
}
if (hasTerrainSeed(defender) &&
field.hasTerrain(defender.item!.substring(0, defender.item!.indexOf(' ')) as Terrain) &&
SEED_BOOSTED_STAT[defender.item!] === defenseStat) {
// Last condition applies so the calc doesn't show a seed where it wouldn't affect the outcome
// (like Grassy Seed when being hit by a special move)
desc.defenderItem = defender.item;
}
if (isCritical) {
baseDamage = Math.floor(OF32(baseDamage * 1.5));
desc.isCritical = isCritical;
}
// the random factor is applied between the crit mod and the stab mod, so don't apply anything
// below this until we're inside the loop
let stabMod = 4096;
if (attacker.hasOriginalType(move.type)) {
stabMod += 2048;
} else if (attacker.hasAbility('Protean', 'Libero') && !attacker.teraType) {
stabMod += 2048;
desc.attackerAbility = attacker.ability;
}
const teraType = attacker.teraType;
if (teraType === move.type) {
stabMod += 2048;
desc.attackerTera = teraType;
}
if (attacker.hasAbility('Adaptability') && attacker.hasType(move.type)) {
stabMod += teraType && attacker.hasOriginalType(teraType) ? 1024 : 2048;
desc.attackerAbility = attacker.ability;
}
const applyBurn =
attacker.hasStatus('brn') &&
move.category === 'Physical' &&
!attacker.hasAbility('Guts') &&
!move.named('Facade');
desc.isBurned = applyBurn;
const finalMods = calculateFinalModsSMSSSV(
gen,
attacker,
defender,
move,
field,
desc,
isCritical,
typeEffectiveness
);
let protect = false;
if (field.defenderSide.isProtected &&
(attacker.isDynamaxed || (move.isZ && attacker.item && attacker.item.includes(' Z')))) {
protect = true;
desc.isProtected = true;
}
const finalMod = chainMods(finalMods, 41, 131072);
let childDamage: number[] | undefined;
if (attacker.hasAbility('Parental Bond') && move.hits === 1 && !isSpread) {
const child = attacker.clone();
child.ability = 'Parental Bond (Child)' as AbilityName;
checkMultihitBoost(gen, child, defender, move, field, desc);
childDamage = calculateSMSSSV(gen, child, defender, move, field).damage as number[];
desc.attackerAbility = attacker.ability;
}
let damage = [];
for (let i = 0; i < 16; i++) {
damage[i] =
getFinalDamage(baseDamage, i, typeEffectiveness, applyBurn, stabMod, finalMod, protect);
}
if (move.dropsStats && move.timesUsed! > 1) {
const simpleMultiplier = attacker.hasAbility('Simple') ? 2 : 1;
desc.moveTurns = `over ${move.timesUsed} turns`;
const hasWhiteHerb = attacker.hasItem('White Herb');
let usedWhiteHerb = false;
let dropCount = attacker.boosts[attackStat];
for (let times = 0; times < move.timesUsed!; times++) {
const newAttack = getModifiedStat(attack, dropCount);
let damageMultiplier = 0;
damage = damage.map(affectedAmount => {
if (times) {
const newBaseDamage = getBaseDamage(attacker.level, basePower, newAttack, defense);
const newFinalDamage = getFinalDamage(
newBaseDamage,
damageMultiplier,
typeEffectiveness,
applyBurn,
stabMod,
finalMod,
protect
);
damageMultiplier++;
return affectedAmount + newFinalDamage;
}
return affectedAmount;
});
if (attacker.hasAbility('Contrary')) {
dropCount = Math.min(6, dropCount + move.dropsStats);
desc.attackerAbility = attacker.ability;
} else {
dropCount = Math.max(-6, dropCount - move.dropsStats * simpleMultiplier);
if (attacker.hasAbility('Simple')) {
desc.attackerAbility = attacker.ability;
}
}
// the Pokémon hits THEN the stat rises / lowers
if (hasWhiteHerb && attacker.boosts[attackStat] < 0 && !usedWhiteHerb) {
dropCount += move.dropsStats * simpleMultiplier;
usedWhiteHerb = true;
desc.attackerItem = attacker.item;
}
}
}
desc.attackBoost =
move.named('Foul Play') ? defender.boosts[attackStat] : attacker.boosts[attackStat];
result.damage = childDamage ? [damage, childDamage] : damage;
// #endregion
return result;
}
export function calculateBasePowerSMSSSV(
gen: Generation,
attacker: Pokemon,
defender: Pokemon,
move: Move,
field: Field,
hasAteAbilityTypeChange: boolean,
desc: RawDesc
) {
const turnOrder = attacker.stats.spe > defender.stats.spe ? 'first' : 'last';
let basePower: number;
switch (move.name) {
case 'Payback':
basePower = move.bp * (turnOrder === 'last' ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Bolt Beak':
case 'Fishious Rend':
basePower = move.bp * (turnOrder !== 'last' ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Pursuit':
const switching = field.defenderSide.isSwitching === 'out';
basePower = move.bp * (switching ? 2 : 1);
if (switching) desc.isSwitching = 'out';
desc.moveBP = basePower;
break;
case 'Electro Ball':
const r = Math.floor(attacker.stats.spe / defender.stats.spe);
basePower = r >= 4 ? 150 : r >= 3 ? 120 : r >= 2 ? 80 : r >= 1 ? 60 : 40;
if (defender.stats.spe === 0) basePower = 40;
desc.moveBP = basePower;
break;
case 'Gyro Ball':
basePower = Math.min(150, Math.floor((25 * defender.stats.spe) / attacker.stats.spe) + 1);
if (attacker.stats.spe === 0) basePower = 1;
desc.moveBP = basePower;
break;
case 'Punishment':
basePower = Math.min(200, 60 + 20 * countBoosts(gen, defender.boosts));
desc.moveBP = basePower;
break;
case 'Low Kick':
case 'Grass Knot':
const w = defender.weightkg * getWeightFactor(defender);
basePower = w >= 200 ? 120 : w >= 100 ? 100 : w >= 50 ? 80 : w >= 25 ? 60 : w >= 10 ? 40 : 20;
desc.moveBP = basePower;
break;
case 'Hex':
case 'Infernal Parade':
// Hex deals double damage to Pokemon with Comatose (ih8ih8sn0w)
basePower = move.bp * (defender.status || defender.hasAbility('Comatose') ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Barb Barrage':
basePower = move.bp * (defender.hasStatus('psn', 'tox') ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Heavy Slam':
case 'Heat Crash':
const wr =
(attacker.weightkg * getWeightFactor(attacker)) /
(defender.weightkg * getWeightFactor(defender));
basePower = wr >= 5 ? 120 : wr >= 4 ? 100 : wr >= 3 ? 80 : wr >= 2 ? 60 : 40;
desc.moveBP = basePower;
break;
case 'Stored Power':
case 'Power Trip':
basePower = 20 + 20 * countBoosts(gen, attacker.boosts);
desc.moveBP = basePower;
break;
case 'Acrobatics':
basePower = move.bp * (attacker.hasItem('Flying Gem') || !attacker.item ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Assurance':
basePower = move.bp * (defender.hasAbility('Parental Bond (Child)') ? 2 : 1);
// NOTE: desc.attackerAbility = 'Parental Bond' will already reflect this boost
break;
case 'Wake-Up Slap':
// Wake-Up Slap deals double damage to Pokemon with Comatose (ih8ih8sn0w)
basePower = move.bp * (defender.hasStatus('slp') || defender.hasAbility('Comatose') ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Smelling Salts':
basePower = move.bp * (defender.hasStatus('par') ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Weather Ball':
basePower = move.bp * (field.weather && !field.hasWeather('Strong Winds') ? 2 : 1);
if (field.hasWeather('Sun', 'Harsh Sunshine', 'Rain', 'Heavy Rain') &&
attacker.hasItem('Utility Umbrella')) basePower = move.bp;
desc.moveBP = basePower;
break;
case 'Terrain Pulse':
basePower = move.bp * (isGrounded(attacker, field) && field.terrain ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Rising Voltage':
basePower = move.bp * ((isGrounded(defender, field) && field.hasTerrain('Electric')) ? 2 : 1);
desc.moveBP = basePower;
break;
case 'Psyblade':
basePower = move.bp * (field.hasTerrain('Electric') ? 1.5 : 1);
if (field.hasTerrain('Electric')) {
desc.moveBP = basePower;
desc.terrain = field.terrain;
}
break;
case 'Fling':
basePower = getFlingPower(attacker.item);
desc.moveBP = basePower;
desc.attackerItem = attacker.item;
break;
case 'Dragon Energy':
case 'Eruption':
case 'Water Spout':
basePower = Math.max(1, Math.floor((150 * attacker.curHP()) / attacker.maxHP()));
desc.moveBP = basePower;
break;
case 'Flail':
case 'Reversal':
const p = Math.floor((48 * attacker.curHP()) / attacker.maxHP());
basePower = p <= 1 ? 200 : p <= 4 ? 150 : p <= 9 ? 100 : p <= 16 ? 80 : p <= 32 ? 40 : 20;
desc.moveBP = basePower;
break;
case 'Natural Gift':
if (attacker.item?.includes('Berry')) {
const gift = getNaturalGift(gen, attacker.item)!;
basePower = gift.p;
desc.attackerItem = attacker.item;
desc.moveBP = move.bp;
} else {
basePower = move.bp;
}
break;
case 'Nature Power':
move.category = 'Special';
move.secondaries = true;
switch (field.terrain) {
case 'Electric':
basePower = 90;
desc.moveName = 'Thunderbolt';
break;
case 'Grassy':
basePower = 90;
desc.moveName = 'Energy Ball';
break;
case 'Misty':
basePower = 95;
desc.moveName = 'Moonblast';
break;
case 'Psychic':
basePower = 90;
desc.moveName = 'Psychic';
break;
default:
basePower = 80;
desc.moveName = 'Tri Attack';
}
break;
case 'Water Shuriken':
basePower = attacker.named('Greninja-Ash') && attacker.hasAbility('Battle Bond') ? 20 : 15;
desc.moveBP = basePower;
break;
// Triple Axel's damage doubles after each consecutive hit (20, 40, 60), this is a hack
case 'Triple Axel':
basePower = move.hits === 2 ? 30 : move.hits === 3 ? 40 : 20;
desc.moveBP = basePower;
break;
// Triple Kick's damage doubles after each consecutive hit (10, 20, 30), this is a hack
case 'Triple Kick':
basePower = move.hits === 2 ? 15 : move.hits === 3 ? 30 : 10;
desc.moveBP = basePower;
break;
case 'Crush Grip':
case 'Wring Out':
basePower = 100 * Math.floor((defender.curHP() * 4096) / defender.maxHP());
basePower = Math.floor(Math.floor((120 * basePower + 2048 - 1) / 4096) / 100) || 1;
desc.moveBP = basePower;
break;
default:
basePower = move.bp;
}
if (basePower === 0) {
return 0;
}
if (move.named(
'Breakneck Blitz', 'Bloom Doom', 'Inferno Overdrive', 'Hydro Vortex', 'Gigavolt Havoc',
'Subzero Slammer', 'Supersonic Skystrike', 'Savage Spin-Out', 'Acid Downpour', 'Tectonic Rage',
'Continental Crush', 'All-Out Pummeling', 'Shattered Psyche', 'Never-Ending Nightmare',
'Devastating Drake', 'Black Hole Eclipse', 'Corkscrew Crash', 'Twinkle Tackle'
)) {
// show z-move power in description
desc.moveBP = move.bp;
}
const bpMods = calculateBPModsSMSSSV(
gen,
attacker,
defender,
move,
field,
desc,
basePower,
hasAteAbilityTypeChange,
turnOrder
);
basePower = OF16(Math.max(1, pokeRound((basePower * chainMods(bpMods, 41, 2097152)) / 4096)));
if (
attacker.teraType && move.type === attacker.teraType &&
attacker.hasType(attacker.teraType) && move.hits === 1 &&
move.priority <= 0 && move.bp > 0 && !move.named('Dragon Energy', 'Eruption', 'Water Spout') &&
basePower < 60 && gen.num >= 9
) {
basePower = 60;
desc.moveBP = 60;
}
return basePower;
}
export function calculateBPModsSMSSSV(
gen: Generation,
attacker: Pokemon,
defender: Pokemon,
move: Move,
field: Field,
desc: RawDesc,
basePower: number,
hasAteAbilityTypeChange: boolean,
turnOrder: string
) {
const bpMods = [];
// Move effects
let resistedKnockOffDamage =
!defender.item ||
(defender.named('Dialga-Origin') && defender.hasItem('Adamant Crystal')) ||
(defender.named('Palkia-Origin') && defender.hasItem('Lustrous Globe')) ||
// Griseous Core for gen 9, Griseous Orb otherwise
(defender.name.includes('Giratina-Origin') && defender.item.includes('Griseous')) ||
(defender.name.includes('Arceus') && defender.item.includes('Plate')) ||
(defender.name.includes('Genesect') && defender.item.includes('Drive')) ||
(defender.named('Groudon', 'Groudon-Primal') && defender.hasItem('Red Orb')) ||
(defender.named('Kyogre', 'Kyogre-Primal') && defender.hasItem('Blue Orb')) ||
(defender.name.includes('Silvally') && defender.item.includes('Memory')) ||
defender.item.includes(' Z') ||
(defender.named('Zacian') && defender.hasItem('Rusted Sword')) ||
(defender.named('Zamazenta') && defender.hasItem('Rusted Shield')) ||
(defender.name.includes('Ogerpon-Cornerstone') && defender.hasItem('Cornerstone Mask')) ||
(defender.name.includes('Ogerpon-Hearthflame') && defender.hasItem('Hearthflame Mask')) ||
(defender.name.includes('Ogerpon-Wellspring') && defender.hasItem('Wellspring Mask')) ||
(defender.named('Venomicon-Epilogue') && defender.hasItem('Vile Vial'));
// The last case only applies when the Pokemon has the Mega Stone that matches its species
// (or when it's already a Mega-Evolution)
if (!resistedKnockOffDamage && defender.item) {
const item = gen.items.get(toID(defender.item))!;
resistedKnockOffDamage = !!item.megaEvolves && defender.name.includes(item.megaEvolves);
}
if ((move.named('Facade') && attacker.hasStatus('brn', 'par', 'psn', 'tox')) ||
(move.named('Brine') && defender.curHP() <= defender.maxHP() / 2) ||
(move.named('Venoshock') && defender.hasStatus('psn', 'tox')) ||
(move.named('Lash Out') && (countBoosts(gen, attacker.boosts) < 0))
) {
bpMods.push(8192);
desc.moveBP = basePower * 2;
} else if (
move.named('Expanding Force') && isGrounded(attacker, field) && field.hasTerrain('Psychic')
) {
move.target = 'allAdjacentFoes';
bpMods.push(6144);
desc.moveBP = basePower * 1.5;
} else if ((move.named('Knock Off') && !resistedKnockOffDamage) ||
(move.named('Misty Explosion') && isGrounded(attacker, field) && field.hasTerrain('Misty')) ||
(move.named('Grav Apple') && field.isGravity)
) {
bpMods.push(6144);
desc.moveBP = basePower * 1.5;
} else if (move.named('Solar Beam', 'Solar Blade') &&
field.hasWeather('Rain', 'Heavy Rain', 'Sand', 'Hail', 'Snow')) {
bpMods.push(2048);
desc.moveBP = basePower / 2;
desc.weather = field.weather;
} else if (move.named('Collision Course', 'Electro Drift')) {
const isGhostRevealed =
attacker.hasAbility('Scrappy') || attacker.hasAbility('Mind\'s Eye') ||
field.defenderSide.isForesight;
const isRingTarget =
defender.hasItem('Ring Target') && !defender.hasAbility('Klutz');
const types = defender.teraType ? [defender.teraType] : defender.types;
const type1Effectiveness = getMoveEffectiveness(
gen,
move,
types[0],
isGhostRevealed,
field.isGravity,
isRingTarget
);
const type2Effectiveness = types[1] ? getMoveEffectiveness(
gen,
move,
types[1],
isGhostRevealed,
field.isGravity,
isRingTarget
) : 1;
if (type1Effectiveness * type2Effectiveness >= 2) {
bpMods.push(5461);
desc.moveBP = basePower * (5461 / 4096);
}
}
if (field.attackerSide.isHelpingHand) {
bpMods.push(6144);
desc.isHelpingHand = true;
}
// Field effects
const terrainMultiplier = gen.num > 7 ? 5325 : 6144;
if (isGrounded(attacker, field)) {
if ((field.hasTerrain('Electric') && move.hasType('Electric')) ||
(field.hasTerrain('Grassy') && move.hasType('Grass')) ||
(field.hasTerrain('Psychic') && move.hasType('Psychic'))
) {
bpMods.push(terrainMultiplier);
desc.terrain = field.terrain;
}
}
if (isGrounded(defender, field)) {
if ((field.hasTerrain('Misty') && move.hasType('Dragon')) ||
(field.hasTerrain('Grassy') && move.named('Bulldoze', 'Earthquake'))
) {
bpMods.push(2048);
desc.terrain = field.terrain;
}
}
// Abilities
// Use BasePower after moves with custom BP to determine if Technician should boost
if ((attacker.hasAbility('Technician') && basePower <= 60) ||
(attacker.hasAbility('Flare Boost') &&
attacker.hasStatus('brn') && move.category === 'Special') ||
(attacker.hasAbility('Toxic Boost') &&
attacker.hasStatus('psn', 'tox') && move.category === 'Physical') ||
(attacker.hasAbility('Mega Launcher') && move.flags.pulse) ||
(attacker.hasAbility('Strong Jaw') && move.flags.bite) ||
(attacker.hasAbility('Steely Spirit') && move.hasType('Steel')) ||
(attacker.hasAbility('Sharpness') && move.flags.slicing)
) {
bpMods.push(6144);
desc.attackerAbility = attacker.ability;
}
const aura = `${move.type} Aura`;
const isAttackerAura = attacker.hasAbility(aura);
const isDefenderAura = defender.hasAbility(aura);
const isUserAuraBreak = attacker.hasAbility('Aura Break') || defender.hasAbility('Aura Break');
const isFieldAuraBreak = field.isAuraBreak;
const isFieldFairyAura = field.isFairyAura && move.type === 'Fairy';
const isFieldDarkAura = field.isDarkAura && move.type === 'Dark';
const auraActive = isAttackerAura || isDefenderAura || isFieldFairyAura || isFieldDarkAura;