speech-rule-engine
Version:
A standalone speech rule engine for XML structures, based on the original engine from ChromeVox.
89 lines (88 loc) • 2.62 kB
JavaScript
import { Grammar } from '../../rule_engine/grammar.js';
import { NUMBERS as NUMB } from '../messages.js';
function hundredsToWords_(num) {
let n = num % 1000;
let str = '';
str += NUMBERS.ones[Math.floor(n / 100)]
? NUMBERS.ones[Math.floor(n / 100)] +
NUMBERS.numSep +
NUMBERS.special.hundred
: '';
n = n % 100;
if (n) {
str += str ? NUMBERS.numSep : '';
str += NUMBERS.ones[n];
}
return str;
}
function numberToWords(num) {
if (num === 0) {
return NUMBERS.zero;
}
if (num >= Math.pow(10, 32)) {
return num.toString();
}
let pos = 0;
let str = '';
const hundreds = num % 1000;
const hundredsWords = hundredsToWords_(hundreds);
num = Math.floor(num / 1000);
if (!num) {
return hundredsWords;
}
while (num > 0) {
const thousands = num % 100;
if (thousands) {
str =
NUMBERS.ones[thousands] +
NUMBERS.numSep +
NUMBERS.large[pos] +
(str ? NUMBERS.numSep + str : '');
}
num = Math.floor(num / 100);
pos++;
}
return hundredsWords ? str + NUMBERS.numSep + hundredsWords : str;
}
function numberToOrdinal(num, _plural) {
if (num <= 10) {
return NUMBERS.special.smallDenominators[num];
}
return wordOrdinal(num) + ' अंश';
}
function wordOrdinal(num) {
const gender = Grammar.getInstance().getParameter('gender');
if (num <= 0) {
return num.toString();
}
if (num < 10) {
return gender === 'f'
? NUMBERS.special.ordinalsFeminine[num]
: NUMBERS.special.ordinalsMasculine[num];
}
const ordinal = numberToWords(num);
return ordinal + (gender === 'f' ? 'वीं' : 'वाँ');
}
function numericOrdinal(num) {
const gender = Grammar.getInstance().getParameter('gender');
if (num > 0 && num < 10) {
return gender === 'f'
? NUMBERS.special.simpleSmallOrdinalsFeminine[num]
: NUMBERS.special.simpleSmallOrdinalsMasculine[num];
}
const ordinal = num
.toString()
.split('')
.map(function (x) {
const num = parseInt(x, 10);
return isNaN(num) ? '' : NUMBERS.special.simpleNumbers[num];
})
.join('');
return ordinal + (gender === 'f' ? 'वीं' : 'वाँ');
}
export const NUMBERS = NUMB({
'wordOrdinal': wordOrdinal,
'numericOrdinal': numericOrdinal,
'numberToWords': numberToWords,
'numberToOrdinal': numberToOrdinal,
});