wynnbuilder-forked-for-changes/js/query.js
Incompleteusern 2bdebda89f
forgot (#249)
2023-02-01 14:47:59 -08:00

718 lines
23 KiB
JavaScript

// dynamic type casts
function checkBool(v) {
if (typeof v !== 'boolean') throw new Error(`Expected boolean, but got ${typeof v}`);
return v;
}
function checkNum(v) {
if (typeof v === 'boolean') {
if (v) return 1;
return 0;
}
if (typeof v !== 'number') throw new Error(`Expected number, but got ${typeof v}`);
return v;
}
function checkStr(v) {
if (typeof v !== 'string') throw new Error(`Expected string, but got ${typeof v}`);
return v;
}
function checkComparable(v) {
if (typeof v === 'boolean') throw new Error('Boolean is not comparable');
return v;
}
// properties of items that can be looked up
// each entry is a function `(item, extended item) -> value`
const itemQueryProps = (function() {
const props = {};
function prop(names, type, resolve) {
if (Array.isArray(names)) {
for (name of names) {
props[name] = { type, resolve };
}
} else {
props[names] = { type, resolve };
}
}
function maxId(names, idKey) {
prop(names, 'number', (i, ie) => ie.get('maxRolls').get(idKey) || 0);
}
function minId(names, idKey) {
prop(names, 'number', (i, ie) => ie.get('minRolls').get(idKey) || 0);
}
function rangeAvg(names, getProp) {
prop(names, 'number', (i, ie) => {
const range = getProp(i, ie);
if (!range) return 0;
const ndx = range.indexOf('-');
return (parseInt(range.substring(0, ndx), 10) + parseInt(range.substring(ndx + 1), 10)) / 2;
});
}
function map(names, comps, outType, f) {
return prop(names, outType, (i, ie) => {
const args = [];
for (let k = 0; k < comps.length; k++) args.push(comps[k].resolve(i, ie));
return f.apply(null, args);
});
}
function sum(names, ...comps) {
return map(names, comps, 'number', (...summands) => {
let total = 0;
for (let i = 0; i < summands.length; i++) total += summands[i];
return total;
});
}
prop('name', 'string', (i, ie) => i.displayName || i.name);
prop('type', 'string', (i, ie) => i.type);
prop(['cat', 'category'], 'string', (i, ie) => i.category);
const tierIndices = { Normal: 0, Unique: 1, Set: 2, Rare: 3, Legendary: 4, Fabled: 5, Mythic: 6 };
prop(['rarityname', 'raritystr', 'tiername', 'tierstr'], 'string', (i, ie) => i.tier);
prop(['rarity', 'tier'], 'number', (i, ie) => tierIndices[i.tier]);
prop(['level', 'lvl', 'combatlevel', 'combatlvl'], 'number', (i, ie) => i.lvl);
prop(['strmin', 'strreq'], 'number', (i, ie) => i.strReq);
prop(['dexmin', 'dexreq'], 'number', (i, ie) => i.dexReq);
prop(['intmin', 'intreq'], 'number', (i, ie) => i.intReq);
prop(['defmin', 'defreq'], 'number', (i, ie) => i.defReq);
prop(['agimin', 'agireq'], 'number', (i, ie) => i.agiReq);
sum(['summin', 'sumreq', 'totalmin', 'totalreq'], props.strmin, props.dexmin, props.intmin, props.defmin, props.agimin);
prop('str', 'number', (i, ie) => i.str);
prop('dex', 'number', (i, ie) => i.dex);
prop('int', 'number', (i, ie) => i.int);
prop('def', 'number', (i, ie) => i.def);
prop('agi', 'number', (i, ie) => i.agi);
sum(['skillpoints', 'skillpts', 'attributes', 'attrs'], props.str, props.dex, props.int, props.def, props.agi);
rangeAvg(['neutraldmg', 'neutraldam', 'ndmg', 'ndam'], (i, ie) => i.nDam);
rangeAvg(['earthdmg', 'earthdam', 'edmg', 'edam'], (i, ie) => i.eDam);
rangeAvg(['thunderdmg', 'thunderdam', 'tdmg', 'tdam'], (i, ie) => i.tDam);
rangeAvg(['waterdmg', 'waterdam', 'wdmg', 'wdam'], (i, ie) => i.wDam);
rangeAvg(['firedmg', 'firedam', 'fdmg', 'fdam'], (i, ie) => i.fDam);
rangeAvg(['airdmg', 'airdam', 'admg', 'adam'], (i, ie) => i.aDam);
sum(['sumdmg', 'sumdam', 'totaldmg', 'totaldam'], props.ndam, props.edam, props.tdam, props.wdam, props.fdam, props.adam);
maxId(['earthdmg%', 'earthdam%', 'edmg%', 'edam%', 'edampct'], 'eDamPct');
maxId(['thunderdmg%', 'thunderdam%', 'tdmg%', 'tdam%', 'tdampct'], 'tDamPct');
maxId(['waterdmg%', 'waterdam%', 'wdmg%', 'wdam%', 'wdampct'], 'wDamPct');
maxId(['firedmg%', 'firedam%', 'fdmg%', 'fdam%', 'fdampct'], 'fDamPct');
maxId(['airdmg%', 'airdam%', 'admg%', 'adam%', 'adampct'], 'aDamPct');
sum(['sumdmg%', 'sumdam%', 'totaldmg%', 'totaldam%', 'sumdampct', 'totaldampct'], props.edampct, props.tdampct, props.wdampct, props.fdampct, props.adampct);
maxId(['mainatkdmg', 'mainatkdam', 'mainatkdmg%', 'mainatkdam%', 'meleedmg', 'meleedam', 'meleedmg%', 'meleedam%', 'mdpct'], 'mdPct');
maxId(['mainatkrawdmg', 'mainatkrawdam', 'mainatkneutraldmg', 'mainatkneutraldam', 'meleerawdmg', 'meleerawdam', 'meleeneutraldmg', 'meleeneutraldam', 'mdraw'], 'mdRaw');
maxId(['spelldmg', 'spelldam', 'spelldmg%', 'spelldam%', 'sdpct'], 'sdPct');
maxId(['spellrawdmg', 'spellrawdam', 'spellneutraldmg', 'spellneutraldam', 'sdraw'], 'sdRaw');
maxId(['rainbowraw'], 'rSdRaw');
const atkSpdIndices = { SUPER_SLOW: -3, VERY_SLOW: -2, SLOW: -1, NORMAL: 0, FAST: 1, VERY_FAST: 2, SUPER_FAST: 3 };
prop(['attackspeed', 'atkspd'], 'string', (i, ie) => i.atkSpd ? atkSpdIndices[i.atkSpd] : 0);
maxId(['bonusattackspeed', 'bonusatkspd', 'attackspeedid', 'atkspdid', 'atktier'], 'atkTier');
sum(['sumattackspeed', 'totalattackspeed', 'sumatkspd', 'totalatkspd', 'sumatktier', 'totalatktier'], props.atkspd, props.atktier);
prop(['earthdef', 'edef'], 'number', (i, ie) => i.eDef || 0);
prop(['thunderdef', 'tdef'], 'number', (i, ie) => i.tDef || 0);
prop(['waterdef', 'wdef'], 'number', (i, ie) => i.wDef || 0);
prop(['firedef', 'fdef'], 'number', (i, ie) => i.fDef || 0);
prop(['airdef', 'adef'], 'number', (i, ie) => i.aDef || 0);
sum(['sumdef', 'totaldef'], props.edef, props.tdef, props.wdef, props.fdef, props.adef);
maxId(['earthdef%', 'edef%', 'edefpct'], 'eDefPct');
maxId(['thunderdef%', 'tdef%', 'tdefpct'], 'tDefPct');
maxId(['waterdef%', 'wdef%', 'wdefpct'], 'wDefPct');
maxId(['firedef%', 'fdef%', 'fdefpct'], 'fDefPct');
maxId(['airdef%', 'adef%', 'adefpct'], 'aDefPct');
sum(['sumdef%', 'totaldef%', 'sumdefpct', 'totaldefpct'], props.edefpct, props.tdefpct, props.wdefpct, props.fdefpct, props.adefpct);
prop(['health', 'hp'], 'number', (i, ie) => i.hp || 0);
maxId(['bonushealth', 'healthid', 'bonushp', 'hpid', 'hpbonus'], 'hpBonus');
sum(['sumhealth', 'sumhp', 'totalhealth', 'totalhp'], props.hp, props.hpid);
maxId(['hpregen', 'hpr', 'hr', 'hprraw'], 'hprRaw');
maxId(['hpregen%', 'hpr%', 'hr%', 'hprpct'], 'hprPct');
maxId(['lifesteal', 'ls'], 'ls');
maxId(['manaregen', 'mr'], 'mr');
maxId(['manasteal', 'ms'], 'ms');
maxId(['walkspeed', 'movespeed', 'ws', 'spd'], 'spd');
maxId('sprint', 'sprint');
maxId(['sprintregen', 'sprintreg'], 'sprintReg');
maxId(['jumpheight', 'jh'], 'jh');
maxId(['spellcost1', 'rawspellcost1', 'spcost1', 'spraw1'], 'spRaw1');
maxId(['spellcost1%', 'spcost1%', 'sppct1'], 'spPct1');
maxId(['spellcost2', 'rawspellcost2', 'spcost2', 'spraw2'], 'spRaw2');
maxId(['spellcost2%', 'spcost2%', 'sppct2'], 'spPct2');
maxId(['spellcost3', 'rawspellcost3', 'spcost3', 'spraw3'], 'spRaw3');
maxId(['spellcost3%', 'spcost3%', 'sppct3'], 'spPct3');
maxId(['spellcost4', 'rawspellcost4', 'spcost4', 'spraw4'], 'spRaw4');
maxId(['spellcost4%', 'spcost4%', 'sppct4'], 'spPct4');
sum(['sumspellcost', 'totalspellcost', 'sumrawspellcost', 'totalrawspellcost', 'sumspcost', 'totalspcost', 'sumspraw', 'totalspraw'], props.spraw1, props.spraw2, props.spraw3, props.spraw4);
sum(['sumspellcost%', 'totalspellcost%', 'sumspcost%', 'totalspcost%', 'sumsppct', 'totalsppct'], props.sppct1, props.sppct2, props.sppct3, props.sppct4);
maxId(['exploding', 'expl', 'expd'], 'expd');
maxId('poison', 'poison');
maxId('thorns', 'thorns');
maxId(['reflection', 'refl', 'ref'], 'ref');
maxId(['soulpointregen', 'spr', 'spregen'], 'spRegen');
maxId(['lootbonus', 'lb'], 'lb');
maxId(['xpbonus', 'xpb', 'xb'], 'xpb');
maxId(['stealing', 'esteal'], 'eSteal');
prop(['powderslots', 'powders', 'slots', 'sockets'], 'number', (i, ie) => i.slots || 0);
return props;
})();
// properties of ingredients that can be looked up
// each entry is a function `(item, extended item) -> value`
const ingredientQueryProps = (function() {
const props = {};
function prop(names, type, resolve) {
if (Array.isArray(names)) {
for (name of names) {
props[name] = { type, resolve };
}
} else {
props[names] = { type, resolve };
}
}
function typeProp(names, idKey) {
prop(names, 'boolean', (i, ie) => ie.get('skills').filter(i => i === idKey).length > 0);
}
function modProp(names, idKey) {
prop(names, 'boolean', (i, ie) => ie.get('posMods').get(idKey) || 0);
}
function maxId(names, idKey) {
prop(names, 'number', (i, ie) => ie.get("ids").get('maxRolls').get(idKey) || 0);
}
function minId(names, idKey) {
prop(names, 'number', (i, ie) => ie.get("ids").get('minRolls').get(idKey) || 0);
}
function rangeAvg(names, getProp) {
prop(names, 'number', (i, ie) => {
const range = getProp(i, ie);
if (!range) return 0;
const ndx = range.indexOf('-');
return (parseInt(range.substring(0, ndx), 10) + parseInt(range.substring(ndx + 1), 10)) / 2;
});
}
function map(names, comps, outType, f) {
return prop(names, outType, (i, ie) => {
const args = [];
for (let k = 0; k < comps.length; k++) args.push(comps[k].resolve(i, ie));
return f.apply(null, args);
});
}
function sum(names, ...comps) {
return map(names, comps, 'number', (...summands) => {
let total = 0;
for (let i = 0; i < summands.length; i++) total += summands[i];
return total;
});
}
prop('name', 'string', (i, ie) => i.displayName || i.name);
const starIndices = { 0: "zero", 1: "one", 2: "two", 3: "three" };
prop(['starsname', 'starsstr', 'tiername', 'tierstr'], 'string', (i, ie) => starIndices[i.tier]);
prop(['stars', 'tier'], 'number', (i, ie) => i.tier);
prop(['level', 'lvl', 'combatlevel', 'combatlvl'], 'number', (i, ie) => i.lvl);
// TODO allow specification of item types
for (const entry of [
["armouring", "helmet", "chestplate"],
["tailoring", "leggings", "boots"],
["weaponsmithing", "spear", "dagger"],
["woodworking", "bow", "relik", "wand"],
["jeweling", "ring", "bracelet", "necklace"],
["cooking", "food"],
["alchemism", "potion"],
["scribing", "scroll"]
]) {
typeProp(entry, entry[0].toUpperCase());
}
for (const entry of [
["left"],
["right"],
["above", "top"],
["under", "bottom"],
["touching", "touch"],
["notTouching", "notTouch"]
]) {
modProp(entry.map(i => i.toLowerCase()), entry[0]);
}
prop(['strmin', 'strreq'], 'number', (i, ie) => i["itemIDs"].strReq);
prop(['dexmin', 'dexreq'], 'number', (i, ie) => i["itemIDs"].dexReq);
prop(['intmin', 'intreq'], 'number', (i, ie) => i["itemIDs"].intReq);
prop(['defmin', 'defreq'], 'number', (i, ie) => i["itemIDs"].defReq);
prop(['agimin', 'agireq'], 'number', (i, ie) => i["itemIDs"].agiReq);
prop(['durability'], 'number', (i, ie) => i["itemIDs"].dura || 0);
prop(['charges'], 'number', (i, ie) => i["consumableIDs"].charges || 0);
prop(['duration'], 'number', (i, ie) => i["consumableIDs"].dura || 0);
sum(['summin', 'sumreq', 'totalmin', 'totalreq'], props.strmin, props.dexmin, props.intmin, props.defmin, props.agimin);
maxId('str', 'str');
maxId('dex', 'dex');
maxId('int', 'int');
maxId('def', 'def');
maxId('agi', 'agi');
sum(['skillpoints', 'skillpts', 'attributes', 'attrs'], props.str, props.dex, props.int, props.def, props.agi);
maxId(['earthdmg%', 'earthdam%', 'edmg%', 'edam%', 'edampct'], 'eDamPct');
maxId(['thunderdmg%', 'thunderdam%', 'tdmg%', 'tdam%', 'tdampct'], 'tDamPct');
maxId(['waterdmg%', 'waterdam%', 'wdmg%', 'wdam%', 'wdampct'], 'wDamPct');
maxId(['firedmg%', 'firedam%', 'fdmg%', 'fdam%', 'fdampct'], 'fDamPct');
maxId(['airdmg%', 'airdam%', 'admg%', 'adam%', 'adampct'], 'aDamPct');
sum(['sumdmg%', 'sumdam%', 'totaldmg%', 'totaldam%', 'sumdampct', 'totaldampct'], props.edampct, props.tdampct, props.wdampct, props.fdampct, props.adampct);
maxId(['mainatkdmg', 'mainatkdam', 'mainatkdmg%', 'mainatkdam%', 'meleedmg', 'meleedam', 'meleedmg%', 'meleedam%', 'mdpct'], 'mdPct');
maxId(['mainatkrawdmg', 'mainatkrawdam', 'mainatkneutraldmg', 'mainatkneutraldam', 'meleerawdmg', 'meleerawdam', 'meleeneutraldmg', 'meleeneutraldam', 'mdraw'], 'mdRaw');
maxId(['spelldmg', 'spelldam', 'spelldmg%', 'spelldam%', 'sdpct'], 'sdPct');
maxId(['spellrawdmg', 'spellrawdam', 'spellneutraldmg', 'spellneutraldam', 'sdraw'], 'sdRaw');
maxId(['rainbowraw'], 'rSdRaw');
maxId(['bonusattackspeed', 'bonusatkspd', 'attackspeedid', 'atkspdid', 'atktier'], 'atkTier');
maxId(['earthdef%', 'edef%', 'edefpct'], 'eDefPct');
maxId(['thunderdef%', 'tdef%', 'tdefpct'], 'tDefPct');
maxId(['waterdef%', 'wdef%', 'wdefpct'], 'wDefPct');
maxId(['firedef%', 'fdef%', 'fdefpct'], 'fDefPct');
maxId(['airdef%', 'adef%', 'adefpct'], 'aDefPct');
sum(['sumdef%', 'totaldef%', 'sumdefpct', 'totaldefpct'], props.edefpct, props.tdefpct, props.wdefpct, props.fdefpct, props.adefpct);
maxId(['bonushealth', 'healthid', 'bonushp', 'hpid', 'hpbonus'], 'hpBonus');
maxId(['hpregen', 'hpr', 'hr', 'hprraw'], 'hprRaw');
maxId(['hpregen%', 'hpr%', 'hr%', 'hprpct'], 'hprPct');
maxId(['lifesteal', 'ls'], 'ls');
maxId(['manaregen', 'mr'], 'mr');
maxId(['manasteal', 'ms'], 'ms');
maxId(['walkspeed', 'movespeed', 'ws', 'spd'], 'spd');
maxId('sprint', 'sprint');
maxId(['sprintregen', 'sprintreg'], 'sprintReg');
maxId(['jumpheight', 'jh'], 'jh');
maxId(['spellcost1', 'rawspellcost1', 'spcost1', 'spraw1'], 'spRaw1');
maxId(['spellcost1%', 'spcost1%', 'sppct1'], 'spPct1');
maxId(['spellcost2', 'rawspellcost2', 'spcost2', 'spraw2'], 'spRaw2');
maxId(['spellcost2%', 'spcost2%', 'sppct2'], 'spPct2');
maxId(['spellcost3', 'rawspellcost3', 'spcost3', 'spraw3'], 'spRaw3');
maxId(['spellcost3%', 'spcost3%', 'sppct3'], 'spPct3');
maxId(['spellcost4', 'rawspellcost4', 'spcost4', 'spraw4'], 'spRaw4');
maxId(['spellcost4%', 'spcost4%', 'sppct4'], 'spPct4');
sum(['sumspellcost', 'totalspellcost', 'sumrawspellcost', 'totalrawspellcost', 'sumspcost', 'totalspcost', 'sumspraw', 'totalspraw'], props.spraw1, props.spraw2, props.spraw3, props.spraw4);
sum(['sumspellcost%', 'totalspellcost%', 'sumspcost%', 'totalspcost%', 'sumsppct', 'totalsppct'], props.sppct1, props.sppct2, props.sppct3, props.sppct4);
maxId(['exploding', 'expl', 'expd'], 'expd');
maxId('poison', 'poison');
maxId('thorns', 'thorns');
maxId(['reflection', 'refl', 'ref'], 'ref');
maxId(['soulpointregen', 'spr', 'spregen'], 'spRegen');
maxId(['lootbonus', 'lb'], 'lb');
maxId(['xpbonus', 'xpb', 'xb'], 'xpb');
maxId(['stealing', 'esteal'], 'eSteal');
maxId(['lq', 'quality'], 'lq');
maxId('gxp', 'gXp');
maxId(['gspd'], 'gSpd');
return props;
})();
// functions that can be called in query expressions
const queryFuncs = {
max: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to max()');
let runningMax = -Infinity;
for (let i = 0; i < args.length; i++) {
if (checkNum(args[i]) > runningMax) runningMax = args[i];
}
return runningMax;
}
},
min: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to min()');
let runningMin = Infinity;
for (let i = 0; i < args.length; i++) {
if (checkNum(args[i]) < runningMin) runningMin = args[i];
}
return runningMin;
}
},
floor: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to floor()');
return Math.floor(checkNum(args[0]));
}
},
ceil: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to ceil()');
return Math.ceil(checkNum(args[0]));
}
},
round: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to round()');
return Math.round(checkNum(args[0]));
}
},
sqrt: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to sqrt()');
return Math.sqrt(checkNum(args[0]));
}
},
abs: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to abs()');
return Math.abs(checkNum(args[0]));
}
},
contains: {
type: 'boolean',
fn: function(item, itemExp, args) {
if (args.length < 2) throw new Error('Not enough args to contains()');
return checkStr(args[0]).toLowerCase().includes(checkStr(args[1]).toLowerCase());
}
},
atkspdmod: {
type: 'number',
fn: function(item, itemExp, args) {
if (args.length < 1) throw new Error('Not enough args to atkSpdMod()');
switch (checkNum(args[0])) {
case 2:
return 3.1;
case 1:
return 2.5;
case 0:
return 2.05;
case -1:
return 1.5;
case -2:
return 0.83;
}
if (args[0] <= -3) return 0.51;
if (args[0] >= 3) return 4.3;
throw new Error('Invalid argument to atkSpdMod()');
}
}
};
// static type check
function staticCheck(expType, term) {
if (expType === 'any' || expType === term.type) {
return true;
}
if (expType === 'number' && term.type === 'boolean') {
return true;
}
throw new Error(`Expected ${expType}, but got ${term.type}`);
}
// expression terms
class Term {
constructor(type) {
this.type = type;
}
resolve(item, itemExt) {
throw new Error('Abstract method!');
}
}
class LiteralTerm extends Term {
constructor(type, value) {
super(type);
this.value = value;
}
resolve(item, itemExt) {
return this.value;
}
}
class BoolLitTerm extends LiteralTerm {
constructor(value) {
super('boolean', value);
}
}
class NumLitTerm extends LiteralTerm {
constructor(value) {
super('number', value);
}
}
class StrLitTerm extends LiteralTerm {
constructor(value) {
super('string', value);
}
}
class BinaryOpTerm extends Term {
constructor(type, leftType, left, rightType, right) {
super(type);
staticCheck(leftType, left);
staticCheck(rightType, right);
this.left = left;
this.right = right;
}
resolve(item, itemExt) {
return this.apply(this.left.resolve(item, itemExt), this.right.resolve(item, itemExt));
}
apply(a, b) {
throw new Error('Abstract method!');
}
}
class LogicalTerm extends BinaryOpTerm {
constructor(left, right) {
super('boolean', 'boolean', left, 'boolean', right);
}
}
class ConjTerm extends LogicalTerm {
apply(a, b) {
return a && b;
}
}
class DisjTerm extends LogicalTerm {
apply(a, b) {
return a || b;
}
}
class EqualityTerm extends BinaryOpTerm {
constructor(left, right) {
super('boolean', 'any', left, 'any', right);
}
apply(a, b) {
return (typeof a === 'string' && typeof b === 'string')
? this.compare(a.toLowerCase(), b.toLowerCase()) : this.compare(a, b);
}
compare(a, b) {
throw new Error('Abstract method!');
}
}
class EqTerm extends EqualityTerm {
compare(a, b) {
return a === b;
}
}
class NeqTerm extends EqualityTerm {
compare(a, b) {
return a !== b;
}
}
class ContainsTerm extends BinaryOpTerm {
constructor(left, right) {
super('boolean', 'string', left, 'string', right);
}
apply(a, b) {
return a.toLowerCase().includes(b.toLowerCase());
}
}
class InequalityTerm extends BinaryOpTerm {
constructor(left, right) {
super('boolean', 'any', left, 'any', right);
}
apply(a, b) {
checkComparable(a);
checkComparable(b);
return (typeof a === 'string' && typeof b === 'string')
? this.compare(a.toLowerCase(), b.toLowerCase()) : this.compare(a, b);
}
compare(a, b) {
throw new Error('Abstract method!');
}
}
class LeqTerm extends InequalityTerm {
compare(a, b) {
return a <= b;
}
}
class LtTerm extends InequalityTerm {
compare(a, b) {
return a < b;
}
}
class GtTerm extends InequalityTerm {
compare(a, b) {
return a > b;
}
}
class GeqTerm extends InequalityTerm {
compare(a, b) {
return a >= b;
}
}
class ArithmeticTerm extends BinaryOpTerm {
constructor(left, right) {
super('number', 'number', left, 'number', right);
}
}
class AddTerm extends ArithmeticTerm {
apply(a, b) {
return a + b;
}
}
class SubTerm extends ArithmeticTerm {
apply(a, b) {
return a - b;
}
}
class MulTerm extends ArithmeticTerm {
apply(a, b) {
return a * b;
}
}
class DivTerm extends ArithmeticTerm {
apply(a, b) {
return a / b;
}
}
class ExpTerm extends ArithmeticTerm {
apply(a, b) {
return a ** b;
}
}
class UnaryOpTerm extends Term {
constructor(type, inType, inVal) {
super(type);
staticCheck(inType, inVal);
this.inVal = inVal;
}
resolve(item, itemExt) {
return this.apply(this.inVal.resolve(item, itemExt));
}
apply(x) {
throw new Error('Abstract method!');
}
}
class NegTerm extends UnaryOpTerm {
constructor(inVal) {
super('number', 'number', inVal);
}
apply(x) {
return -x;
}
}
class InvTerm extends UnaryOpTerm {
constructor(inVal) {
super('boolean', 'boolean', inVal);
}
apply(x) {
return !x;
}
}
class FnCallTerm extends Term {
constructor(fn, argExprs) {
super(fn.type);
this.fn = fn;
this.argExprs = argExprs;
}
resolve(item, itemExt) {
const argVals = [];
for (const argExpr of this.argExprs) {
argVals.push(argExpr.resolve(item, itemExt));
}
return this.fn.fn(item, itemExt, argVals);
}
}
class PropTerm extends Term {
constructor(prop) {
super(prop.type);
this.prop = prop;
}
resolve(item, itemExt) {
return this.prop.resolve(item, itemExt);
}
}
function compareLexico(ia, keysA, ib, keysB) {
for (let i = 0; i < keysA.length; i++) { // assuming keysA and keysB are the same length
let aKey = keysA[i], bKey = keysB[i];
if (typeof aKey !== typeof bKey) throw new Error(`Incomparable types ${typeof aKey} and ${typeof bKey}`); // can this even happen?
switch (typeof aKey) {
case 'string':
aKey = aKey.toLowerCase();
bKey = bKey.toLowerCase();
if (aKey < bKey) return -1;
if (aKey > bKey) return 1;
break;
case 'number': // sort numeric stuff in reverse order
aKey = isNaN(aKey) ? 0 : aKey;
bKey = isNaN(bKey) ? 0 : bKey;
if (aKey < bKey) return 1;
if (aKey > bKey) return -1;
break;
default:
throw new Error(`Incomparable type ${typeof aKey}`);
}
}
return ib.lvl - ia.lvl;
}