241 lines
16 KiB
JavaScript
241 lines
16 KiB
JavaScript
/* big.js v3.1.3 https://github.com/MikeMcl/big.js/LICENCE */(function (global) { "use strict"; let DP = 20, RM = 1, MAX_DP = 1e6, MAX_POWER = 1e6, E_NEG = -7, E_POS = 21, P = {}, isValid = /^-?(\d+(\.\d*)?|\.\d+)(e[+-]?\d+)?$/i, Big; function bigFactory() { function Big(n) { let x = this; if (!(x instanceof Big)) { return n === void 0 ? bigFactory() : new Big(n) } if (n instanceof Big) { x.s = n.s; x.e = n.e; x.c = n.c.slice() } else { parse(x, n) } x.constructor = Big } Big.prototype = P; Big.DP = DP; Big.RM = RM; Big.E_NEG = E_NEG; Big.E_POS = E_POS; return Big } function format(x, dp, toE) { let Big = x.constructor, i = dp - (x = new Big(x)).e, c = x.c; if (c.length > ++dp) { rnd(x, i, Big.RM) } if (!c[0]) { ++i } else if (toE) { i = dp } else { c = x.c; i = x.e + i + 1 } for (; c.length < i; c.push(0)) { } i = x.e; return toE === 1 || toE && (dp <= i || i <= Big.E_NEG) ? (x.s < 0 && c[0] ? "-" : "") + (c.length > 1 ? c[0] + "." + c.join("").slice(1) : c[0]) + (i < 0 ? "e" : "e+") + i : x.toString() } function parse(x, n) { let e, i, nL; if (n === 0 && 1 / n < 0) { n = "-0" } else if (!isValid.test(n += "")) { throwErr(NaN) } x.s = n.charAt(0) == "-" ? (n = n.slice(1), -1) : 1; if ((e = n.indexOf(".")) > -1) { n = n.replace(".", "") } if ((i = n.search(/e/i)) > 0) { if (e < 0) { e = i } e += +n.slice(i + 1); n = n.substring(0, i) } else if (e < 0) { e = n.length } for (i = 0; n.charAt(i) == "0"; i++) { } if (i == (nL = n.length)) { x.c = [x.e = 0] } else { for (; n.charAt(--nL) == "0";) { } x.e = e - i - 1; x.c = []; for (e = 0; i <= nL; x.c[e++] = +n.charAt(i++)) { } } return x } function rnd(x, dp, rm, more) { let u, xc = x.c, i = x.e + dp + 1; if (rm === 1) { more = xc[i] >= 5 } else if (rm === 2) { more = xc[i] > 5 || xc[i] == 5 && (more || i < 0 || xc[i + 1] !== u || xc[i - 1] & 1) } else if (rm === 3) { more = more || xc[i] !== u || i < 0 } else { more = false; if (rm !== 0) { throwErr("!Big.RM!") } } if (i < 1 || !xc[0]) { if (more) { x.e = -dp; x.c = [1] } else { x.c = [x.e = 0] } } else { xc.length = i--; if (more) { for (; ++xc[i] > 9;) { xc[i] = 0; if (!i--) { ++x.e; xc.unshift(1) } } } for (i = xc.length; !xc[--i]; xc.pop()) { } } return x } function throwErr(message) { let err = new Error(message); err.name = "BigError"; throw err } P.abs = function () { let x = new this.constructor(this); x.s = 1; return x }; P.cmp = function (y) { let xNeg, x = this, xc = x.c, yc = (y = new x.constructor(y)).c, i = x.s, j = y.s, k = x.e, l = y.e; if (!xc[0] || !yc[0]) { return !xc[0] ? !yc[0] ? 0 : -j : i } if (i != j) { return i } xNeg = i < 0; if (k != l) { return k > l ^ xNeg ? 1 : -1 } i = -1; j = (k = xc.length) < (l = yc.length) ? k : l; for (; ++i < j;) { if (xc[i] != yc[i]) { return xc[i] > yc[i] ^ xNeg ? 1 : -1 } } return k == l ? 0 : k > l ^ xNeg ? 1 : -1 }; P.div = function (y) { let x = this, Big = x.constructor, dvd = x.c, dvs = (y = new Big(y)).c, s = x.s == y.s ? 1 : -1, dp = Big.DP; if (dp !== ~~dp || dp < 0 || dp > MAX_DP) { throwErr("!Big.DP!") } if (!dvd[0] || !dvs[0]) { if (dvd[0] == dvs[0]) { throwErr(NaN) } if (!dvs[0]) { throwErr(s / 0) } return new Big(s * 0) } let dvsL, dvsT, next, cmp, remI, u, dvsZ = dvs.slice(), dvdI = dvsL = dvs.length, dvdL = dvd.length, rem = dvd.slice(0, dvsL), remL = rem.length, q = y, qc = q.c = [], qi = 0, digits = dp + (q.e = x.e - y.e) + 1; q.s = s; s = digits < 0 ? 0 : digits; dvsZ.unshift(0); for (; remL++ < dvsL; rem.push(0)) { } do { for (next = 0; next < 10; next++) { if (dvsL != (remL = rem.length)) { cmp = dvsL > remL ? 1 : -1 } else { for (remI = -1, cmp = 0; ++remI < dvsL;) { if (dvs[remI] != rem[remI]) { cmp = dvs[remI] > rem[remI] ? 1 : -1; break } } } if (cmp < 0) { for (dvsT = remL == dvsL ? dvs : dvsZ; remL;) { if (rem[--remL] < dvsT[remL]) { remI = remL; for (; remI && !rem[--remI]; rem[remI] = 9) { } --rem[remI]; rem[remL] += 10 } rem[remL] -= dvsT[remL] } for (; !rem[0]; rem.shift()) { } } else { break } } qc[qi++] = cmp ? next : ++next; if (rem[0] && cmp) { rem[remL] = dvd[dvdI] || 0 } else { rem = [dvd[dvdI]] } } while ((dvdI++ < dvdL || rem[0] !== u) && s--); if (!qc[0] && qi != 1) { qc.shift(); q.e-- } if (qi > digits) { rnd(q, dp, Big.RM, rem[0] !== u) } return q }; P.eq = function (y) { return !this.cmp(y) }; P.gt = function (y) { return this.cmp(y) > 0 }; P.gte = function (y) { return this.cmp(y) > -1 }; P.lt = function (y) { return this.cmp(y) < 0 }; P.lte = function (y) { return this.cmp(y) < 1 }; P.sub = P.minus = function (y) { let i, j, t, xLTy, x = this, Big = x.constructor, a = x.s, b = (y = new Big(y)).s; if (a != b) { y.s = -b; return x.plus(y) } let xc = x.c.slice(), xe = x.e, yc = y.c, ye = y.e; if (!xc[0] || !yc[0]) { return yc[0] ? (y.s = -b, y) : new Big(xc[0] ? x : 0) } if (a = xe - ye) { if (xLTy = a < 0) { a = -a; t = xc } else { ye = xe; t = yc } t.reverse(); for (b = a; b--; t.push(0)) { } t.reverse() } else { j = ((xLTy = xc.length < yc.length) ? xc : yc).length; for (a = b = 0; b < j; b++) { if (xc[b] != yc[b]) { xLTy = xc[b] < yc[b]; break } } } if (xLTy) { t = xc; xc = yc; yc = t; y.s = -y.s } if ((b = (j = yc.length) - (i = xc.length)) > 0) { for (; b--; xc[i++] = 0) { } } for (b = i; j > a;) { if (xc[--j] < yc[j]) { for (i = j; i && !xc[--i]; xc[i] = 9) { } --xc[i]; xc[j] += 10 } xc[j] -= yc[j] } for (; xc[--b] === 0; xc.pop()) { } for (; xc[0] === 0;) { xc.shift(); --ye } if (!xc[0]) { y.s = 1; xc = [ye = 0] } y.c = xc; y.e = ye; return y }; P.mod = function (y) { let yGTx, x = this, Big = x.constructor, a = x.s, b = (y = new Big(y)).s; if (!y.c[0]) { throwErr(NaN) } x.s = y.s = 1; yGTx = y.cmp(x) == 1; x.s = a; y.s = b; if (yGTx) { return new Big(x) } a = Big.DP; b = Big.RM; Big.DP = Big.RM = 0; x = x.div(y); Big.DP = a; Big.RM = b; return this.minus(x.times(y)) }; P.add = P.plus = function (y) { let t, x = this, Big = x.constructor, a = x.s, b = (y = new Big(y)).s; if (a != b) { y.s = -b; return x.minus(y) } let xe = x.e, xc = x.c, ye = y.e, yc = y.c; if (!xc[0] || !yc[0]) { return yc[0] ? y : new Big(xc[0] ? x : a * 0) } xc = xc.slice(); if (a = xe - ye) { if (a > 0) { ye = xe; t = yc } else { a = -a; t = xc } t.reverse(); for (; a--; t.push(0)) { } t.reverse() } if (xc.length - yc.length < 0) { t = yc; yc = xc; xc = t } a = yc.length; for (b = 0; a;) { b = (xc[--a] = xc[a] + yc[a] + b) / 10 | 0; xc[a] %= 10 } if (b) { xc.unshift(b); ++ye } for (a = xc.length; xc[--a] === 0; xc.pop()) { } y.c = xc; y.e = ye; return y }; P.pow = function (n) { let x = this, one = new x.constructor(1), y = one, isNeg = n < 0; if (n !== ~~n || n < -MAX_POWER || n > MAX_POWER) { throwErr("!pow!") } n = isNeg ? -n : n; for (; ;) { if (n & 1) { y = y.times(x) } n >>= 1; if (!n) { break } x = x.times(x) } return isNeg ? one.div(y) : y }; P.round = function (dp, rm) { let x = this, Big = x.constructor; if (dp == null) { dp = 0 } else if (dp !== ~~dp || dp < 0 || dp > MAX_DP) { throwErr("!round!") } rnd(x = new Big(x), dp, rm == null ? Big.RM : rm); return x }; P.sqrt = function () { let estimate, r, approx, x = this, Big = x.constructor, xc = x.c, i = x.s, e = x.e, half = new Big("0.5"); if (!xc[0]) { return new Big(x) } if (i < 0) { throwErr(NaN) } i = Math.sqrt(x.toString()); if (i === 0 || i === 1 / 0) { estimate = xc.join(""); if (!(estimate.length + e & 1)) { estimate += "0" } r = new Big(Math.sqrt(estimate).toString()); r.e = ((e + 1) / 2 | 0) - (e < 0 || e & 1) } else { r = new Big(i.toString()) } i = r.e + (Big.DP += 4); do { approx = r; r = half.times(approx.plus(x.div(approx))) } while (approx.c.slice(0, i).join("") !== r.c.slice(0, i).join("")); rnd(r, Big.DP -= 4, Big.RM); return r }; P.mul = P.times = function (y) { let c, x = this, Big = x.constructor, xc = x.c, yc = (y = new Big(y)).c, a = xc.length, b = yc.length, i = x.e, j = y.e; y.s = x.s == y.s ? 1 : -1; if (!xc[0] || !yc[0]) { return new Big(y.s * 0) } y.e = i + j; if (a < b) { c = xc; xc = yc; yc = c; j = a; a = b; b = j } for (c = new Array(j = a + b); j--; c[j] = 0) { } for (i = b; i--;) { b = 0; for (j = a + i; j > i;) { b = c[j] + yc[i] * xc[j - i - 1] + b; c[j--] = b % 10; b = b / 10 | 0 } c[j] = (c[j] + b) % 10 } if (b) { ++y.e } if (!c[0]) { c.shift() } for (i = c.length; !c[--i]; c.pop()) { } y.c = c; return y }; P.toString = P.valueOf = P.toJSON = function () { let x = this, Big = x.constructor, e = x.e, str = x.c.join(""), strL = str.length; if (e <= Big.E_NEG || e >= Big.E_POS) { str = str.charAt(0) + (strL > 1 ? "." + str.slice(1) : "") + (e < 0 ? "e" : "e+") + e } else if (e < 0) { for (; ++e; str = "0" + str) { } str = "0." + str } else if (e > 0) { if (++e > strL) { for (e -= strL; e--; str += "0") { } } else if (e < strL) { str = str.slice(0, e) + "." + str.slice(e) } } else if (strL > 1) { str = str.charAt(0) + "." + str.slice(1) } return x.s < 0 && x.c[0] ? "-" + str : str }; P.toExponential = function (dp) { if (dp == null) { dp = this.c.length - 1 } else if (dp !== ~~dp || dp < 0 || dp > MAX_DP) { throwErr("!toExp!") } return format(this, dp, 1) }; P.toFixed = function (dp) { let str, x = this, Big = x.constructor, neg = Big.E_NEG, pos = Big.E_POS; Big.E_NEG = -(Big.E_POS = 1 / 0); if (dp == null) { str = x.toString() } else if (dp === ~~dp && dp >= 0 && dp <= MAX_DP) { str = format(x, x.e + dp); if (x.s < 0 && x.c[0] && str.indexOf("-") < 0) { str = "-" + str } } Big.E_NEG = neg; Big.E_POS = pos; if (!str) { throwErr("!toFix!") } return str }; P.toPrecision = function (sd) { if (sd == null) { return this.toString() } else if (sd !== ~~sd || sd < 1 || sd > MAX_DP) { throwErr("!toPre!") } return format(this, sd - 1, 2) }; Big = bigFactory(); if (typeof define === "function" && define.amd) { define(function () { return Big }) } else if (typeof module !== "undefined" && module.exports) { module.exports = Big } else { global.Big = Big } })(this);
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function stPrice() { }
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function stPriceTaxManagment(params) {
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this.initialize = function (params) {
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this.priceFields = [];
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this.addParams = params.params;
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if (params.taxField != undefined) {
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this.taxField = stPrice.getField(params.taxField);
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this.taxField.change(this.taxFieldListener.bind(this));
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this.taxValues = params.taxValues;
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}
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else if (params.taxValue != undefined) {
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this.taxValue = params.taxValue;
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}
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else {
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throw "Missing parameters {taxField: field_id, taxValues: [value1, value2, ...]} or {taxValue: value}";
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}
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this.params = params;
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jQuery(params.priceFields).each(this.initializePriceField.bind(this));
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}
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this.addPriceField = function (field) {
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let index = this.priceFields.length;
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this.initializePriceField(index, field);
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}
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this.disablePriceFields = function () {
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jQuery(this.priceFields).each(function () {
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console.log(this.price);
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this.price.prop('disabled', true);
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});
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}
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this.enablePriceFields = function () {
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jQuery(this.priceFields).each(function () {
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console.log(this.price);
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this.price.prop('disabled', false);
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});
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}
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this.disablePriceWithTaxFields = function () {
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jQuery(this.priceFields).each(function () {
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this.priceWithTax.prop('disabled', true);
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});
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}
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this.refreshPriceFields = function () {
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let instance = this;
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jQuery(this.priceFields).each(function () {
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instance.updatePriceByPriceWithTaxField(this.price, this.priceWithTax);
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});
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}
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this.refreshPriceWithTaxFields = function () {
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let instance = this;
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jQuery(this.priceFields).each(function () {
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instance.updatePriceWithTaxByPriceField(this.price, this.priceWithTax);
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});
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}
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this.enablePriceWithTaxFields = function () {
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jQuery(this.priceFields).each(function () {
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f.priceWithTax.enable();
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});
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}
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this.initializePriceField = function (index, fields) {
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if (!stPrice.getField(fields.price).length) {
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window.alert('Field "' + fields.price + '" does not exist');
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}
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fields.price = stPrice.getField(fields.price);
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if (!stPrice.getField(fields.priceWithTax)) {
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window.alert('Field "' + fields.priceWithTax + '" does not exist');
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}
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fields.priceWithTax = stPrice.getField(fields.priceWithTax);
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fields.price.data('dependency', fields.priceWithTax);
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fields.priceWithTax.data('dependency', fields.price);
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fields.price.change(this.priceFieldListener.bind(this));
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fields.priceWithTax.change(this.priceWithTaxFieldListener.bind(this));
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fields.price.keypress(this.priceFieldListener.bind(this));
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fields.priceWithTax.keypress(this.priceWithTaxFieldListener.bind(this));
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this.priceFields[index] = fields;
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}
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this.updatePriceWithTaxByPriceField = function (priceField, priceWithTaxField) {
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priceField.val(stPrice.fixNumberFormat(priceField.val()));
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let price = stPrice.calculate(priceField.val(), this.currentTaxValue());
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stPrice.updateField(priceWithTaxField, price);
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}
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this.updatePriceByPriceWithTaxField = function (priceField, priceWithTaxField) {
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priceWithTaxField.val(stPrice.fixNumberFormat(priceWithTaxField.val()));
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let price = stPrice.extract(priceWithTaxField.val(), this.currentTaxValue());
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stPrice.updateField(priceField, price);
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}
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this.taxFieldListener = function () {
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let instance = this;
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jQuery(this.priceFields).each(function () {
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if (this.price.prop('disabled') == false) {
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instance.updatePriceWithTaxByPriceField(this.price, this.priceWithTax);
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if (instance.params.onChange) {
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instance.params.onChange(this.price, this.priceWithTax, instance.taxField, instance.addParams);
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}
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}
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});
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}
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this.priceFieldListener = function (event) {
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if (event.type == 'change' || event.type == 'keypress' && event.keyCode == 13) {
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// Event.stop(event);
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let priceField = jQuery(event.target);
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this.updatePriceWithTaxByPriceField(priceField, priceField.data('dependency'));
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if (this.params.onChange) {
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this.params.onChange(priceField, priceField.data('dependency'), this.taxField, this.addParams);
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}
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}
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}
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this.priceWithTaxFieldListener = function (event) {
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if (event.type == 'change' || event.type == 'keypress' && event.keyCode == 13) {
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// Event.stop(event);
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let priceField = jQuery(event.target);
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console.log(priceField);
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console.log(priceField.data('dependency'));
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this.updatePriceByPriceWithTaxField(priceField.data('dependency'), priceField);
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if (this.params.onChange) {
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this.params.onChange(priceField.data('dependency'), priceField, this.taxField, this.addParams);
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}
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}
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}
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this.currentTaxValue = function () {
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return this.taxValue != undefined ? this.taxValue : this.taxValues[this.taxField.prop('selectedIndex')];
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}
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this.initialize(params);
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}
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stPrice.updateField = function (field, value, update_disabled) {
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field = stPrice.getField(field);
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if ((field.prop('disabled') == false || update_disabled) && field.val() != value) {
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field.val(value);
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}
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}
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stPrice.calculate = function (price, tax) {
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return stPrice.round(Number(price) * (1 + Number(tax) * 0.01));
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}
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stPrice.applyExchange = function (price, exchange) {
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return price / exchange;
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}
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stPrice.extractExchange = function (price, exchange) {
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return price * exchange;
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}
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stPrice.extract = function (price_with_tax, tax) {
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return stPrice.round(price_with_tax / (1 + tax * 0.01));
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}
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stPrice.applyDiscount = function (price, discount) {
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return stPrice.round(price * (1 - discount * 0.01));
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}
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stPrice.round = function (price, precision) {
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let decimal = new Big(price);
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return decimal.toFixed(precision !== undefined ? precision : 2);
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}
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stPrice.fixNumberFormat = function (number, precision, maxlength) {
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if (maxlength == undefined) {
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maxlength = 11;
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}
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number = number.replace(',', '.');
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number = number.split('.', 2);
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number[0] = number[0].slice(0, maxlength - 3);
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number = number.join('.').replace(/[^0-9\.]/ig, '');
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return number.length ? stPrice.round(number, precision) : null;
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}
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stPrice.addFormatBehavior = function (field, precision, maxlength) {
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stPrice.getField(field).change(function () {
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let input = jQuery(this);
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let value = stPrice.fixNumberFormat(input.val(), precision, maxlength);
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input.val(value);
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});
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}
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stPrice.getField = function (field)
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{
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if ('object' !== typeof field) {
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return jQuery(field.search(/#|\./) != -1 ? field : '#' + field);
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}
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return jQuery(field);
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} |