@swalest/decimal-processing
Version:
complete and advanced processing of decimal numbers
93 lines • 3.6 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.FinancesService = void 0;
const common_1 = require("@nestjs/common");
const decimal_js_1 = require("decimal.js");
let FinancesService = class FinancesService {
add(a, b) {
return a.plus(b);
}
subtract(a, b) {
return a.minus(b);
}
multiply(a, b) {
return a.mul(b);
}
divide(dividend, divisor, decimalPlaces = 2) {
if (divisor.equals(0)) {
throw new Error('Division par zéro non autorisée');
}
return dividend.dividedBy(divisor).toDecimalPlaces(decimalPlaces);
}
divideWithBankersRounding(dividend, divisor, decimalPlaces = 2) {
if (divisor.equals(0)) {
throw new Error('Division par zéro non autorisée');
}
return dividend.dividedBy(divisor)
.toDecimalPlaces(decimalPlaces, decimal_js_1.Decimal.ROUND_HALF_EVEN);
}
isGreaterThan(a, b) {
return a.greaterThan(b);
}
isLessThan(a, b) {
return a.lessThan(b);
}
isEqualThan(a, b) {
return a.equals(b);
}
isGreaterOrEqualThan(a, b) {
return a.greaterThanOrEqualTo(b);
}
isLessOrEqualThan(a, b) {
return a.lessThanOrEqualTo(b);
}
isDecimal(value) {
try {
const d = new decimal_js_1.Decimal(value);
const entier = +(d.toString().split('.')[0]);
return !d.equals(entier);
}
catch (e) {
return false;
}
}
convertToDecimal(value, precision = 2) {
return new decimal_js_1.Decimal(value).toDecimalPlaces(precision);
}
roundDecimal(value, precision = 2) {
return new decimal_js_1.Decimal(value).toDecimalPlaces(precision);
}
advacedRoundDecimal(value, precision = 2, codeRounding = 0) {
let rounding;
if (codeRounding === 0)
rounding = decimal_js_1.Decimal.ROUND_UP;
else if (codeRounding === 1)
rounding = decimal_js_1.Decimal.ROUND_DOWN;
else if (codeRounding === 2)
rounding = decimal_js_1.Decimal.ROUND_CEIL;
else if (codeRounding === 3)
rounding = decimal_js_1.Decimal.ROUND_FLOOR;
else if (codeRounding === 4)
rounding = decimal_js_1.Decimal.ROUND_HALF_UP;
else if (codeRounding === 5)
rounding = decimal_js_1.Decimal.ROUND_HALF_DOWN;
else if (codeRounding === 6)
rounding = decimal_js_1.Decimal.ROUND_HALF_EVEN;
else if (codeRounding === 7)
rounding = decimal_js_1.Decimal.ROUND_HALF_CEIL;
else if (codeRounding === 8)
rounding = decimal_js_1.Decimal.ROUND_HALF_FLOOR;
return new decimal_js_1.Decimal(value).toDecimalPlaces(precision, rounding);
}
};
exports.FinancesService = FinancesService;
exports.FinancesService = FinancesService = __decorate([
(0, common_1.Injectable)()
], FinancesService);
//# sourceMappingURL=finances.service.js.map