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DiceCloud/app/imports/api/creature/computation/combineStat.js

97 lines
3.2 KiB
JavaScript

import computeStat from '/imports/api/creature/computation/computeStat.js';
import applyToggles from '/imports/api/creature/computation/applyToggles.js';
export default function combineStat(stat, aggregator, memo){
if (stat.type === 'attribute'){
combineAttribute(stat, aggregator);
} else if (stat.type === 'skill'){
combineSkill(stat, aggregator, memo);
} else if (stat.type === 'damageMultiplier'){
combineDamageMultiplier(stat, memo);
}
}
function combineAttribute(stat, aggregator){
let result = (aggregator.base + aggregator.add) * aggregator.mul;
if (result < aggregator.min) result = aggregator.min;
if (result > aggregator.max) result = aggregator.max;
if (!stat.decimal) result = Math.floor(result);
stat.value = result;
stat.baseValue = aggregator.statBaseValue;
if (stat.attributeType === 'ability') {
stat.modifier = Math.floor((result - 10) / 2);
}
stat.currentValue = stat.value - (stat.damage || 0);
}
function combineSkill(stat, aggregator, memo){
// Skills are based on some ability Modifier
let ability = memo.statsByVariableName[stat.ability]
if (stat.ability && ability){
if (!ability.computationDetails.computed){
computeStat(ability, memo);
}
stat.abilityMod = ability.modifier;
}
// Combine all the child proficiencies
stat.proficiency = stat.baseProficiency || 0;
for (let i in stat.computationDetails.proficiencies){
let prof = stat.computationDetails.proficiencies[i];
applyToggles(prof, memo);
if (
!prof.computationDetails.disabledByToggle &&
prof.value > stat.proficiency
){
stat.proficiency = prof.value;
}
}
// Get the character's proficiency bonus to apply
let profBonusStat = memo.statsByVariableName['proficiencyBonus'];
let profBonus = profBonusStat && profBonusStat.value;
if (typeof profBonus !== 'number' && memo.statsByVariableName['level']){
let level = memo.statsByVariableName['level'].value;
profBonus = Math.floor(level / 4 + 1.75);
}
// Multiply the proficiency bonus by the actual proficiency
profBonus *= stat.proficiency;
// Combine everything to get the final result
let result = (stat.abilityMod + profBonus + aggregator.add) * aggregator.mul;
if (result < aggregator.min) result = aggregator.min;
if (result > aggregator.max) result = aggregator.max;
result = Math.floor(result);
if (aggregator.base > result) result = aggregator.base;
stat.value = result;
// Advantage/disadvantage
if (aggregator.advantage && !aggregator.disadvantage){
stat.advantage = 1;
} else if (aggregator.disadvantage && !aggregator.advantage){
stat.advantage = -1;
} else {
stat.advantage = 0;
}
// Passive bonus
stat.passiveBonus = aggregator.passiveAdd;
// conditional benefits
stat.conditionalBenefits = aggregator.conditional;
// Roll bonuses
stat.rollBonus = aggregator.rollBonus;
// Forced to fail
stat.fail = aggregator.fail;
// Rollbonus
stat.rollBonuses = aggregator.rollBonus;
}
function combineDamageMultiplier(stat){
if (stat.immunityCount) return 0;
let result;
if (stat.ressistanceCount && !stat.vulnerabilityCount){
result = 0.5;
} else if (!stat.ressistanceCount && stat.vulnerabilityCount){
result = 2;
} else {
result = 1;
}
stat.value = result;
}