diff --git a/ui/app/AppLayouts/Chat/ChatColumn/MessageComponents/TransactionBubble.qml b/ui/app/AppLayouts/Chat/ChatColumn/MessageComponents/TransactionBubble.qml index 370dec1058..aae839d7d1 100644 --- a/ui/app/AppLayouts/Chat/ChatColumn/MessageComponents/TransactionBubble.qml +++ b/ui/app/AppLayouts/Chat/ChatColumn/MessageComponents/TransactionBubble.qml @@ -48,21 +48,13 @@ Item { if (!commandParametersObject.value) { return "0" } - - // Divide the Wei value by 10^decimals - var divModResult = Utils.newBigNumber(commandParametersObject.value) - .divmod(Utils.newBigNumber(10) - .pow(token.decimals)) - // Make a string with the quotient and the remainder - var str = divModResult.quotient.toString() + "." + divModResult.remainder.toString() - // Remove the useless zeros at the satrt and the end, but keep at least one before the dot - return str.replace(/^(0*)([0-9\.]+?)(0*)$/g, function (match, firstZeros, whatWeKeep, secondZeros) { - if (whatWeKeep.startsWith('.')) { - whatWeKeep = "0" + whatWeKeep - } - - return whatWeKeep - }) + try { + return Utils.divideByDecimals(commandParametersObject.value, token.decimals) + } catch (e) { + console.error("Error getting the ETH value of:", commandParametersObject.value) + console.error("Error:", e.message) + return "0" + } } property string tokenSymbol: token.symbol property string fiatValue: { diff --git a/ui/imports/BigNumber/LICENSE b/ui/imports/BigNumber/LICENSE deleted file mode 100644 index cf1ab25da0..0000000000 --- a/ui/imports/BigNumber/LICENSE +++ /dev/null @@ -1,24 +0,0 @@ -This is free and unencumbered software released into the public domain. - -Anyone is free to copy, modify, publish, use, compile, sell, or -distribute this software, either in source code form or as a compiled -binary, for any purpose, commercial or non-commercial, and by any -means. - -In jurisdictions that recognize copyright laws, the author or authors -of this software dedicate any and all copyright interest in the -software to the public domain. We make this dedication for the benefit -of the public at large and to the detriment of our heirs and -successors. We intend this dedication to be an overt act of -relinquishment in perpetuity of all present and future rights to this -software under copyright law. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR -OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. - -For more information, please refer to diff --git a/ui/imports/BigNumber/bignumber.js b/ui/imports/BigNumber/bignumber.js deleted file mode 100644 index f7fa904520..0000000000 --- a/ui/imports/BigNumber/bignumber.js +++ /dev/null @@ -1,1453 +0,0 @@ -var bigInt = (function (undefined) { - "use strict"; - - var BASE = 1e7, - LOG_BASE = 7, - MAX_INT = 9007199254740992, - MAX_INT_ARR = smallToArray(MAX_INT), - DEFAULT_ALPHABET = "0123456789abcdefghijklmnopqrstuvwxyz"; - - var supportsNativeBigInt = typeof BigInt === "function"; - - function Integer(v, radix, alphabet, caseSensitive) { - if (typeof v === "undefined") return Integer[0]; - if (typeof radix !== "undefined") return +radix === 10 && !alphabet ? parseValue(v) : parseBase(v, radix, alphabet, caseSensitive); - return parseValue(v); - } - - function BigInteger(value, sign) { - this.value = value; - this.sign = sign; - this.isSmall = false; - } - BigInteger.prototype = Object.create(Integer.prototype); - - function SmallInteger(value) { - this.value = value; - this.sign = value < 0; - this.isSmall = true; - } - SmallInteger.prototype = Object.create(Integer.prototype); - - function NativeBigInt(value) { - this.value = value; - } - NativeBigInt.prototype = Object.create(Integer.prototype); - - function isPrecise(n) { - return -MAX_INT < n && n < MAX_INT; - } - - function smallToArray(n) { // For performance reasons doesn't reference BASE, need to change this function if BASE changes - if (n < 1e7) - return [n]; - if (n < 1e14) - return [n % 1e7, Math.floor(n / 1e7)]; - return [n % 1e7, Math.floor(n / 1e7) % 1e7, Math.floor(n / 1e14)]; - } - - function arrayToSmall(arr) { // If BASE changes this function may need to change - trim(arr); - var length = arr.length; - if (length < 4 && compareAbs(arr, MAX_INT_ARR) < 0) { - switch (length) { - case 0: return 0; - case 1: return arr[0]; - case 2: return arr[0] + arr[1] * BASE; - default: return arr[0] + (arr[1] + arr[2] * BASE) * BASE; - } - } - return arr; - } - - function trim(v) { - var i = v.length; - while (v[--i] === 0); - v.length = i + 1; - } - - function createArray(length) { // function shamelessly stolen from Yaffle's library https://github.com/Yaffle/BigInteger - var x = new Array(length); - var i = -1; - while (++i < length) { - x[i] = 0; - } - return x; - } - - function truncate(n) { - if (n > 0) return Math.floor(n); - return Math.ceil(n); - } - - function add(a, b) { // assumes a and b are arrays with a.length >= b.length - var l_a = a.length, - l_b = b.length, - r = new Array(l_a), - carry = 0, - base = BASE, - sum, i; - for (i = 0; i < l_b; i++) { - sum = a[i] + b[i] + carry; - carry = sum >= base ? 1 : 0; - r[i] = sum - carry * base; - } - while (i < l_a) { - sum = a[i] + carry; - carry = sum === base ? 1 : 0; - r[i++] = sum - carry * base; - } - if (carry > 0) r.push(carry); - return r; - } - - function addAny(a, b) { - if (a.length >= b.length) return add(a, b); - return add(b, a); - } - - function addSmall(a, carry) { // assumes a is array, carry is number with 0 <= carry < MAX_INT - var l = a.length, - r = new Array(l), - base = BASE, - sum, i; - for (i = 0; i < l; i++) { - sum = a[i] - base + carry; - carry = Math.floor(sum / base); - r[i] = sum - carry * base; - carry += 1; - } - while (carry > 0) { - r[i++] = carry % base; - carry = Math.floor(carry / base); - } - return r; - } - - BigInteger.prototype.add = function (v) { - var n = parseValue(v); - if (this.sign !== n.sign) { - return this.subtract(n.negate()); - } - var a = this.value, b = n.value; - if (n.isSmall) { - return new BigInteger(addSmall(a, Math.abs(b)), this.sign); - } - return new BigInteger(addAny(a, b), this.sign); - }; - BigInteger.prototype.plus = BigInteger.prototype.add; - - SmallInteger.prototype.add = function (v) { - var n = parseValue(v); - var a = this.value; - if (a < 0 !== n.sign) { - return this.subtract(n.negate()); - } - var b = n.value; - if (n.isSmall) { - if (isPrecise(a + b)) return new SmallInteger(a + b); - b = smallToArray(Math.abs(b)); - } - return new BigInteger(addSmall(b, Math.abs(a)), a < 0); - }; - SmallInteger.prototype.plus = SmallInteger.prototype.add; - - NativeBigInt.prototype.add = function (v) { - return new NativeBigInt(this.value + parseValue(v).value); - } - NativeBigInt.prototype.plus = NativeBigInt.prototype.add; - - function subtract(a, b) { // assumes a and b are arrays with a >= b - var a_l = a.length, - b_l = b.length, - r = new Array(a_l), - borrow = 0, - base = BASE, - i, difference; - for (i = 0; i < b_l; i++) { - difference = a[i] - borrow - b[i]; - if (difference < 0) { - difference += base; - borrow = 1; - } else borrow = 0; - r[i] = difference; - } - for (i = b_l; i < a_l; i++) { - difference = a[i] - borrow; - if (difference < 0) difference += base; - else { - r[i++] = difference; - break; - } - r[i] = difference; - } - for (; i < a_l; i++) { - r[i] = a[i]; - } - trim(r); - return r; - } - - function subtractAny(a, b, sign) { - var value; - if (compareAbs(a, b) >= 0) { - value = subtract(a, b); - } else { - value = subtract(b, a); - sign = !sign; - } - value = arrayToSmall(value); - if (typeof value === "number") { - if (sign) value = -value; - return new SmallInteger(value); - } - return new BigInteger(value, sign); - } - - function subtractSmall(a, b, sign) { // assumes a is array, b is number with 0 <= b < MAX_INT - var l = a.length, - r = new Array(l), - carry = -b, - base = BASE, - i, difference; - for (i = 0; i < l; i++) { - difference = a[i] + carry; - carry = Math.floor(difference / base); - difference %= base; - r[i] = difference < 0 ? difference + base : difference; - } - r = arrayToSmall(r); - if (typeof r === "number") { - if (sign) r = -r; - return new SmallInteger(r); - } return new BigInteger(r, sign); - } - - BigInteger.prototype.subtract = function (v) { - var n = parseValue(v); - if (this.sign !== n.sign) { - return this.add(n.negate()); - } - var a = this.value, b = n.value; - if (n.isSmall) - return subtractSmall(a, Math.abs(b), this.sign); - return subtractAny(a, b, this.sign); - }; - BigInteger.prototype.minus = BigInteger.prototype.subtract; - - SmallInteger.prototype.subtract = function (v) { - var n = parseValue(v); - var a = this.value; - if (a < 0 !== n.sign) { - return this.add(n.negate()); - } - var b = n.value; - if (n.isSmall) { - return new SmallInteger(a - b); - } - return subtractSmall(b, Math.abs(a), a >= 0); - }; - SmallInteger.prototype.minus = SmallInteger.prototype.subtract; - - NativeBigInt.prototype.subtract = function (v) { - return new NativeBigInt(this.value - parseValue(v).value); - } - NativeBigInt.prototype.minus = NativeBigInt.prototype.subtract; - - BigInteger.prototype.negate = function () { - return new BigInteger(this.value, !this.sign); - }; - SmallInteger.prototype.negate = function () { - var sign = this.sign; - var small = new SmallInteger(-this.value); - small.sign = !sign; - return small; - }; - NativeBigInt.prototype.negate = function () { - return new NativeBigInt(-this.value); - } - - BigInteger.prototype.abs = function () { - return new BigInteger(this.value, false); - }; - SmallInteger.prototype.abs = function () { - return new SmallInteger(Math.abs(this.value)); - }; - NativeBigInt.prototype.abs = function () { - return new NativeBigInt(this.value >= 0 ? this.value : -this.value); - } - - - function multiplyLong(a, b) { - var a_l = a.length, - b_l = b.length, - l = a_l + b_l, - r = createArray(l), - base = BASE, - product, carry, i, a_i, b_j; - for (i = 0; i < a_l; ++i) { - a_i = a[i]; - for (var j = 0; j < b_l; ++j) { - b_j = b[j]; - product = a_i * b_j + r[i + j]; - carry = Math.floor(product / base); - r[i + j] = product - carry * base; - r[i + j + 1] += carry; - } - } - trim(r); - return r; - } - - function multiplySmall(a, b) { // assumes a is array, b is number with |b| < BASE - var l = a.length, - r = new Array(l), - base = BASE, - carry = 0, - product, i; - for (i = 0; i < l; i++) { - product = a[i] * b + carry; - carry = Math.floor(product / base); - r[i] = product - carry * base; - } - while (carry > 0) { - r[i++] = carry % base; - carry = Math.floor(carry / base); - } - return r; - } - - function shiftLeft(x, n) { - var r = []; - while (n-- > 0) r.push(0); - return r.concat(x); - } - - function multiplyKaratsuba(x, y) { - var n = Math.max(x.length, y.length); - - if (n <= 30) return multiplyLong(x, y); - n = Math.ceil(n / 2); - - var b = x.slice(n), - a = x.slice(0, n), - d = y.slice(n), - c = y.slice(0, n); - - var ac = multiplyKaratsuba(a, c), - bd = multiplyKaratsuba(b, d), - abcd = multiplyKaratsuba(addAny(a, b), addAny(c, d)); - - var product = addAny(addAny(ac, shiftLeft(subtract(subtract(abcd, ac), bd), n)), shiftLeft(bd, 2 * n)); - trim(product); - return product; - } - - // The following function is derived from a surface fit of a graph plotting the performance difference - // between long multiplication and karatsuba multiplication versus the lengths of the two arrays. - function useKaratsuba(l1, l2) { - return -0.012 * l1 - 0.012 * l2 + 0.000015 * l1 * l2 > 0; - } - - BigInteger.prototype.multiply = function (v) { - var n = parseValue(v), - a = this.value, b = n.value, - sign = this.sign !== n.sign, - abs; - if (n.isSmall) { - if (b === 0) return Integer[0]; - if (b === 1) return this; - if (b === -1) return this.negate(); - abs = Math.abs(b); - if (abs < BASE) { - return new BigInteger(multiplySmall(a, abs), sign); - } - b = smallToArray(abs); - } - if (useKaratsuba(a.length, b.length)) // Karatsuba is only faster for certain array sizes - return new BigInteger(multiplyKaratsuba(a, b), sign); - return new BigInteger(multiplyLong(a, b), sign); - }; - - BigInteger.prototype.times = BigInteger.prototype.multiply; - - function multiplySmallAndArray(a, b, sign) { // a >= 0 - if (a < BASE) { - return new BigInteger(multiplySmall(b, a), sign); - } - return new BigInteger(multiplyLong(b, smallToArray(a)), sign); - } - SmallInteger.prototype._multiplyBySmall = function (a) { - if (isPrecise(a.value * this.value)) { - return new SmallInteger(a.value * this.value); - } - return multiplySmallAndArray(Math.abs(a.value), smallToArray(Math.abs(this.value)), this.sign !== a.sign); - }; - BigInteger.prototype._multiplyBySmall = function (a) { - if (a.value === 0) return Integer[0]; - if (a.value === 1) return this; - if (a.value === -1) return this.negate(); - return multiplySmallAndArray(Math.abs(a.value), this.value, this.sign !== a.sign); - }; - SmallInteger.prototype.multiply = function (v) { - return parseValue(v)._multiplyBySmall(this); - }; - SmallInteger.prototype.times = SmallInteger.prototype.multiply; - - NativeBigInt.prototype.multiply = function (v) { - return new NativeBigInt(this.value * parseValue(v).value); - } - NativeBigInt.prototype.times = NativeBigInt.prototype.multiply; - - function square(a) { - //console.assert(2 * BASE * BASE < MAX_INT); - var l = a.length, - r = createArray(l + l), - base = BASE, - product, carry, i, a_i, a_j; - for (i = 0; i < l; i++) { - a_i = a[i]; - carry = 0 - a_i * a_i; - for (var j = i; j < l; j++) { - a_j = a[j]; - product = 2 * (a_i * a_j) + r[i + j] + carry; - carry = Math.floor(product / base); - r[i + j] = product - carry * base; - } - r[i + l] = carry; - } - trim(r); - return r; - } - - BigInteger.prototype.square = function () { - return new BigInteger(square(this.value), false); - }; - - SmallInteger.prototype.square = function () { - var value = this.value * this.value; - if (isPrecise(value)) return new SmallInteger(value); - return new BigInteger(square(smallToArray(Math.abs(this.value))), false); - }; - - NativeBigInt.prototype.square = function (v) { - return new NativeBigInt(this.value * this.value); - } - - function divMod1(a, b) { // Left over from previous version. Performs faster than divMod2 on smaller input sizes. - var a_l = a.length, - b_l = b.length, - base = BASE, - result = createArray(b.length), - divisorMostSignificantDigit = b[b_l - 1], - // normalization - lambda = Math.ceil(base / (2 * divisorMostSignificantDigit)), - remainder = multiplySmall(a, lambda), - divisor = multiplySmall(b, lambda), - quotientDigit, shift, carry, borrow, i, l, q; - if (remainder.length <= a_l) remainder.push(0); - divisor.push(0); - divisorMostSignificantDigit = divisor[b_l - 1]; - for (shift = a_l - b_l; shift >= 0; shift--) { - quotientDigit = base - 1; - if (remainder[shift + b_l] !== divisorMostSignificantDigit) { - quotientDigit = Math.floor((remainder[shift + b_l] * base + remainder[shift + b_l - 1]) / divisorMostSignificantDigit); - } - // quotientDigit <= base - 1 - carry = 0; - borrow = 0; - l = divisor.length; - for (i = 0; i < l; i++) { - carry += quotientDigit * divisor[i]; - q = Math.floor(carry / base); - borrow += remainder[shift + i] - (carry - q * base); - carry = q; - if (borrow < 0) { - remainder[shift + i] = borrow + base; - borrow = -1; - } else { - remainder[shift + i] = borrow; - borrow = 0; - } - } - while (borrow !== 0) { - quotientDigit -= 1; - carry = 0; - for (i = 0; i < l; i++) { - carry += remainder[shift + i] - base + divisor[i]; - if (carry < 0) { - remainder[shift + i] = carry + base; - carry = 0; - } else { - remainder[shift + i] = carry; - carry = 1; - } - } - borrow += carry; - } - result[shift] = quotientDigit; - } - // denormalization - remainder = divModSmall(remainder, lambda)[0]; - return [arrayToSmall(result), arrayToSmall(remainder)]; - } - - function divMod2(a, b) { // Implementation idea shamelessly stolen from Silent Matt's library http://silentmatt.com/biginteger/ - // Performs faster than divMod1 on larger input sizes. - var a_l = a.length, - b_l = b.length, - result = [], - part = [], - base = BASE, - guess, xlen, highx, highy, check; - while (a_l) { - part.unshift(a[--a_l]); - trim(part); - if (compareAbs(part, b) < 0) { - result.push(0); - continue; - } - xlen = part.length; - highx = part[xlen - 1] * base + part[xlen - 2]; - highy = b[b_l - 1] * base + b[b_l - 2]; - if (xlen > b_l) { - highx = (highx + 1) * base; - } - guess = Math.ceil(highx / highy); - do { - check = multiplySmall(b, guess); - if (compareAbs(check, part) <= 0) break; - guess--; - } while (guess); - result.push(guess); - part = subtract(part, check); - } - result.reverse(); - return [arrayToSmall(result), arrayToSmall(part)]; - } - - function divModSmall(value, lambda) { - var length = value.length, - quotient = createArray(length), - base = BASE, - i, q, remainder, divisor; - remainder = 0; - for (i = length - 1; i >= 0; --i) { - divisor = remainder * base + value[i]; - q = truncate(divisor / lambda); - remainder = divisor - q * lambda; - quotient[i] = q | 0; - } - return [quotient, remainder | 0]; - } - - function divModAny(self, v) { - var value, n = parseValue(v); - if (supportsNativeBigInt) { - return [new NativeBigInt(self.value / n.value), new NativeBigInt(self.value % n.value)]; - } - var a = self.value, b = n.value; - var quotient; - if (b === 0) throw new Error("Cannot divide by zero"); - if (self.isSmall) { - if (n.isSmall) { - return [new SmallInteger(truncate(a / b)), new SmallInteger(a % b)]; - } - return [Integer[0], self]; - } - if (n.isSmall) { - if (b === 1) return [self, Integer[0]]; - if (b == -1) return [self.negate(), Integer[0]]; - var abs = Math.abs(b); - if (abs < BASE) { - value = divModSmall(a, abs); - quotient = arrayToSmall(value[0]); - var remainder = value[1]; - if (self.sign) remainder = -remainder; - if (typeof quotient === "number") { - if (self.sign !== n.sign) quotient = -quotient; - return [new SmallInteger(quotient), new SmallInteger(remainder)]; - } - return [new BigInteger(quotient, self.sign !== n.sign), new SmallInteger(remainder)]; - } - b = smallToArray(abs); - } - var comparison = compareAbs(a, b); - if (comparison === -1) return [Integer[0], self]; - if (comparison === 0) return [Integer[self.sign === n.sign ? 1 : -1], Integer[0]]; - - // divMod1 is faster on smaller input sizes - if (a.length + b.length <= 200) - value = divMod1(a, b); - else value = divMod2(a, b); - - quotient = value[0]; - var qSign = self.sign !== n.sign, - mod = value[1], - mSign = self.sign; - if (typeof quotient === "number") { - if (qSign) quotient = -quotient; - quotient = new SmallInteger(quotient); - } else quotient = new BigInteger(quotient, qSign); - if (typeof mod === "number") { - if (mSign) mod = -mod; - mod = new SmallInteger(mod); - } else mod = new BigInteger(mod, mSign); - return [quotient, mod]; - } - - BigInteger.prototype.divmod = function (v) { - var result = divModAny(this, v); - return { - quotient: result[0], - remainder: result[1] - }; - }; - NativeBigInt.prototype.divmod = SmallInteger.prototype.divmod = BigInteger.prototype.divmod; - - - BigInteger.prototype.divide = function (v) { - return divModAny(this, v)[0]; - }; - NativeBigInt.prototype.over = NativeBigInt.prototype.divide = function (v) { - return new NativeBigInt(this.value / parseValue(v).value); - }; - SmallInteger.prototype.over = SmallInteger.prototype.divide = BigInteger.prototype.over = BigInteger.prototype.divide; - - BigInteger.prototype.mod = function (v) { - return divModAny(this, v)[1]; - }; - NativeBigInt.prototype.mod = NativeBigInt.prototype.remainder = function (v) { - return new NativeBigInt(this.value % parseValue(v).value); - }; - SmallInteger.prototype.remainder = SmallInteger.prototype.mod = BigInteger.prototype.remainder = BigInteger.prototype.mod; - - BigInteger.prototype.pow = function (v) { - var n = parseValue(v), - a = this.value, - b = n.value, - value, x, y; - if (b === 0) return Integer[1]; - if (a === 0) return Integer[0]; - if (a === 1) return Integer[1]; - if (a === -1) return n.isEven() ? Integer[1] : Integer[-1]; - if (n.sign) { - return Integer[0]; - } - if (!n.isSmall) throw new Error("The exponent " + n.toString() + " is too large."); - if (this.isSmall) { - if (isPrecise(value = Math.pow(a, b))) - return new SmallInteger(truncate(value)); - } - x = this; - y = Integer[1]; - while (true) { - if (b & 1 === 1) { - y = y.times(x); - --b; - } - if (b === 0) break; - b /= 2; - x = x.square(); - } - return y; - }; - SmallInteger.prototype.pow = BigInteger.prototype.pow; - - NativeBigInt.prototype.pow = function (v) { - var n = parseValue(v); - var a = this.value, b = n.value; - var _0 = BigInt(0), _1 = BigInt(1), _2 = BigInt(2); - if (b === _0) return Integer[1]; - if (a === _0) return Integer[0]; - if (a === _1) return Integer[1]; - if (a === BigInt(-1)) return n.isEven() ? Integer[1] : Integer[-1]; - if (n.isNegative()) return new NativeBigInt(_0); - var x = this; - var y = Integer[1]; - while (true) { - if ((b & _1) === _1) { - y = y.times(x); - --b; - } - if (b === _0) break; - b /= _2; - x = x.square(); - } - return y; - } - - BigInteger.prototype.modPow = function (exp, mod) { - exp = parseValue(exp); - mod = parseValue(mod); - if (mod.isZero()) throw new Error("Cannot take modPow with modulus 0"); - var r = Integer[1], - base = this.mod(mod); - if (exp.isNegative()) { - exp = exp.multiply(Integer[-1]); - base = base.modInv(mod); - } - while (exp.isPositive()) { - if (base.isZero()) return Integer[0]; - if (exp.isOdd()) r = r.multiply(base).mod(mod); - exp = exp.divide(2); - base = base.square().mod(mod); - } - return r; - }; - NativeBigInt.prototype.modPow = SmallInteger.prototype.modPow = BigInteger.prototype.modPow; - - function compareAbs(a, b) { - if (a.length !== b.length) { - return a.length > b.length ? 1 : -1; - } - for (var i = a.length - 1; i >= 0; i--) { - if (a[i] !== b[i]) return a[i] > b[i] ? 1 : -1; - } - return 0; - } - - BigInteger.prototype.compareAbs = function (v) { - var n = parseValue(v), - a = this.value, - b = n.value; - if (n.isSmall) return 1; - return compareAbs(a, b); - }; - SmallInteger.prototype.compareAbs = function (v) { - var n = parseValue(v), - a = Math.abs(this.value), - b = n.value; - if (n.isSmall) { - b = Math.abs(b); - return a === b ? 0 : a > b ? 1 : -1; - } - return -1; - }; - NativeBigInt.prototype.compareAbs = function (v) { - var a = this.value; - var b = parseValue(v).value; - a = a >= 0 ? a : -a; - b = b >= 0 ? b : -b; - return a === b ? 0 : a > b ? 1 : -1; - } - - BigInteger.prototype.compare = function (v) { - // See discussion about comparison with Infinity: - // https://github.com/peterolson/BigInteger.js/issues/61 - if (v === Infinity) { - return -1; - } - if (v === -Infinity) { - return 1; - } - - var n = parseValue(v), - a = this.value, - b = n.value; - if (this.sign !== n.sign) { - return n.sign ? 1 : -1; - } - if (n.isSmall) { - return this.sign ? -1 : 1; - } - return compareAbs(a, b) * (this.sign ? -1 : 1); - }; - BigInteger.prototype.compareTo = BigInteger.prototype.compare; - - SmallInteger.prototype.compare = function (v) { - if (v === Infinity) { - return -1; - } - if (v === -Infinity) { - return 1; - } - - var n = parseValue(v), - a = this.value, - b = n.value; - if (n.isSmall) { - return a == b ? 0 : a > b ? 1 : -1; - } - if (a < 0 !== n.sign) { - return a < 0 ? -1 : 1; - } - return a < 0 ? 1 : -1; - }; - SmallInteger.prototype.compareTo = SmallInteger.prototype.compare; - - NativeBigInt.prototype.compare = function (v) { - if (v === Infinity) { - return -1; - } - if (v === -Infinity) { - return 1; - } - var a = this.value; - var b = parseValue(v).value; - return a === b ? 0 : a > b ? 1 : -1; - } - NativeBigInt.prototype.compareTo = NativeBigInt.prototype.compare; - - BigInteger.prototype.equals = function (v) { - return this.compare(v) === 0; - }; - NativeBigInt.prototype.eq = NativeBigInt.prototype.equals = SmallInteger.prototype.eq = SmallInteger.prototype.equals = BigInteger.prototype.eq = BigInteger.prototype.equals; - - BigInteger.prototype.notEquals = function (v) { - return this.compare(v) !== 0; - }; - NativeBigInt.prototype.neq = NativeBigInt.prototype.notEquals = SmallInteger.prototype.neq = SmallInteger.prototype.notEquals = BigInteger.prototype.neq = BigInteger.prototype.notEquals; - - BigInteger.prototype.greater = function (v) { - return this.compare(v) > 0; - }; - NativeBigInt.prototype.gt = NativeBigInt.prototype.greater = SmallInteger.prototype.gt = SmallInteger.prototype.greater = BigInteger.prototype.gt = BigInteger.prototype.greater; - - BigInteger.prototype.lesser = function (v) { - return this.compare(v) < 0; - }; - NativeBigInt.prototype.lt = NativeBigInt.prototype.lesser = SmallInteger.prototype.lt = SmallInteger.prototype.lesser = BigInteger.prototype.lt = BigInteger.prototype.lesser; - - BigInteger.prototype.greaterOrEquals = function (v) { - return this.compare(v) >= 0; - }; - NativeBigInt.prototype.geq = NativeBigInt.prototype.greaterOrEquals = SmallInteger.prototype.geq = SmallInteger.prototype.greaterOrEquals = BigInteger.prototype.geq = BigInteger.prototype.greaterOrEquals; - - BigInteger.prototype.lesserOrEquals = function (v) { - return this.compare(v) <= 0; - }; - NativeBigInt.prototype.leq = NativeBigInt.prototype.lesserOrEquals = SmallInteger.prototype.leq = SmallInteger.prototype.lesserOrEquals = BigInteger.prototype.leq = BigInteger.prototype.lesserOrEquals; - - BigInteger.prototype.isEven = function () { - return (this.value[0] & 1) === 0; - }; - SmallInteger.prototype.isEven = function () { - return (this.value & 1) === 0; - }; - NativeBigInt.prototype.isEven = function () { - return (this.value & BigInt(1)) === BigInt(0); - } - - BigInteger.prototype.isOdd = function () { - return (this.value[0] & 1) === 1; - }; - SmallInteger.prototype.isOdd = function () { - return (this.value & 1) === 1; - }; - NativeBigInt.prototype.isOdd = function () { - return (this.value & BigInt(1)) === BigInt(1); - } - - BigInteger.prototype.isPositive = function () { - return !this.sign; - }; - SmallInteger.prototype.isPositive = function () { - return this.value > 0; - }; - NativeBigInt.prototype.isPositive = SmallInteger.prototype.isPositive; - - BigInteger.prototype.isNegative = function () { - return this.sign; - }; - SmallInteger.prototype.isNegative = function () { - return this.value < 0; - }; - NativeBigInt.prototype.isNegative = SmallInteger.prototype.isNegative; - - BigInteger.prototype.isUnit = function () { - return false; - }; - SmallInteger.prototype.isUnit = function () { - return Math.abs(this.value) === 1; - }; - NativeBigInt.prototype.isUnit = function () { - return this.abs().value === BigInt(1); - } - - BigInteger.prototype.isZero = function () { - return false; - }; - SmallInteger.prototype.isZero = function () { - return this.value === 0; - }; - NativeBigInt.prototype.isZero = function () { - return this.value === BigInt(0); - } - - BigInteger.prototype.isDivisibleBy = function (v) { - var n = parseValue(v); - if (n.isZero()) return false; - if (n.isUnit()) return true; - if (n.compareAbs(2) === 0) return this.isEven(); - return this.mod(n).isZero(); - }; - NativeBigInt.prototype.isDivisibleBy = SmallInteger.prototype.isDivisibleBy = BigInteger.prototype.isDivisibleBy; - - function isBasicPrime(v) { - var n = v.abs(); - if (n.isUnit()) return false; - if (n.equals(2) || n.equals(3) || n.equals(5)) return true; - if (n.isEven() || n.isDivisibleBy(3) || n.isDivisibleBy(5)) return false; - if (n.lesser(49)) return true; - // we don't know if it's prime: let the other functions figure it out - } - - function millerRabinTest(n, a) { - var nPrev = n.prev(), - b = nPrev, - r = 0, - d, t, i, x; - while (b.isEven()) b = b.divide(2), r++; - next: for (i = 0; i < a.length; i++) { - if (n.lesser(a[i])) continue; - x = bigInt(a[i]).modPow(b, n); - if (x.isUnit() || x.equals(nPrev)) continue; - for (d = r - 1; d != 0; d--) { - x = x.square().mod(n); - if (x.isUnit()) return false; - if (x.equals(nPrev)) continue next; - } - return false; - } - return true; - } - - // Set "strict" to true to force GRH-supported lower bound of 2*log(N)^2 - BigInteger.prototype.isPrime = function (strict) { - var isPrime = isBasicPrime(this); - if (isPrime !== undefined) return isPrime; - var n = this.abs(); - var bits = n.bitLength(); - if (bits <= 64) - return millerRabinTest(n, [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37]); - var logN = Math.log(2) * bits.toJSNumber(); - var t = Math.ceil((strict === true) ? (2 * Math.pow(logN, 2)) : logN); - for (var a = [], i = 0; i < t; i++) { - a.push(bigInt(i + 2)); - } - return millerRabinTest(n, a); - }; - NativeBigInt.prototype.isPrime = SmallInteger.prototype.isPrime = BigInteger.prototype.isPrime; - - BigInteger.prototype.isProbablePrime = function (iterations, rng) { - var isPrime = isBasicPrime(this); - if (isPrime !== undefined) return isPrime; - var n = this.abs(); - var t = iterations === undefined ? 5 : iterations; - for (var a = [], i = 0; i < t; i++) { - a.push(bigInt.randBetween(2, n.minus(2), rng)); - } - return millerRabinTest(n, a); - }; - NativeBigInt.prototype.isProbablePrime = SmallInteger.prototype.isProbablePrime = BigInteger.prototype.isProbablePrime; - - BigInteger.prototype.modInv = function (n) { - var t = bigInt.zero, newT = bigInt.one, r = parseValue(n), newR = this.abs(), q, lastT, lastR; - while (!newR.isZero()) { - q = r.divide(newR); - lastT = t; - lastR = r; - t = newT; - r = newR; - newT = lastT.subtract(q.multiply(newT)); - newR = lastR.subtract(q.multiply(newR)); - } - if (!r.isUnit()) throw new Error(this.toString() + " and " + n.toString() + " are not co-prime"); - if (t.compare(0) === -1) { - t = t.add(n); - } - if (this.isNegative()) { - return t.negate(); - } - return t; - }; - - NativeBigInt.prototype.modInv = SmallInteger.prototype.modInv = BigInteger.prototype.modInv; - - BigInteger.prototype.next = function () { - var value = this.value; - if (this.sign) { - return subtractSmall(value, 1, this.sign); - } - return new BigInteger(addSmall(value, 1), this.sign); - }; - SmallInteger.prototype.next = function () { - var value = this.value; - if (value + 1 < MAX_INT) return new SmallInteger(value + 1); - return new BigInteger(MAX_INT_ARR, false); - }; - NativeBigInt.prototype.next = function () { - return new NativeBigInt(this.value + BigInt(1)); - } - - BigInteger.prototype.prev = function () { - var value = this.value; - if (this.sign) { - return new BigInteger(addSmall(value, 1), true); - } - return subtractSmall(value, 1, this.sign); - }; - SmallInteger.prototype.prev = function () { - var value = this.value; - if (value - 1 > -MAX_INT) return new SmallInteger(value - 1); - return new BigInteger(MAX_INT_ARR, true); - }; - NativeBigInt.prototype.prev = function () { - return new NativeBigInt(this.value - BigInt(1)); - } - - var powersOfTwo = [1]; - while (2 * powersOfTwo[powersOfTwo.length - 1] <= BASE) powersOfTwo.push(2 * powersOfTwo[powersOfTwo.length - 1]); - var powers2Length = powersOfTwo.length, highestPower2 = powersOfTwo[powers2Length - 1]; - - function shift_isSmall(n) { - return Math.abs(n) <= BASE; - } - - BigInteger.prototype.shiftLeft = function (v) { - var n = parseValue(v).toJSNumber(); - if (!shift_isSmall(n)) { - throw new Error(String(n) + " is too large for shifting."); - } - if (n < 0) return this.shiftRight(-n); - var result = this; - if (result.isZero()) return result; - while (n >= powers2Length) { - result = result.multiply(highestPower2); - n -= powers2Length - 1; - } - return result.multiply(powersOfTwo[n]); - }; - NativeBigInt.prototype.shiftLeft = SmallInteger.prototype.shiftLeft = BigInteger.prototype.shiftLeft; - - BigInteger.prototype.shiftRight = function (v) { - var remQuo; - var n = parseValue(v).toJSNumber(); - if (!shift_isSmall(n)) { - throw new Error(String(n) + " is too large for shifting."); - } - if (n < 0) return this.shiftLeft(-n); - var result = this; - while (n >= powers2Length) { - if (result.isZero() || (result.isNegative() && result.isUnit())) return result; - remQuo = divModAny(result, highestPower2); - result = remQuo[1].isNegative() ? remQuo[0].prev() : remQuo[0]; - n -= powers2Length - 1; - } - remQuo = divModAny(result, powersOfTwo[n]); - return remQuo[1].isNegative() ? remQuo[0].prev() : remQuo[0]; - }; - NativeBigInt.prototype.shiftRight = SmallInteger.prototype.shiftRight = BigInteger.prototype.shiftRight; - - function bitwise(x, y, fn) { - y = parseValue(y); - var xSign = x.isNegative(), ySign = y.isNegative(); - var xRem = xSign ? x.not() : x, - yRem = ySign ? y.not() : y; - var xDigit = 0, yDigit = 0; - var xDivMod = null, yDivMod = null; - var result = []; - while (!xRem.isZero() || !yRem.isZero()) { - xDivMod = divModAny(xRem, highestPower2); - xDigit = xDivMod[1].toJSNumber(); - if (xSign) { - xDigit = highestPower2 - 1 - xDigit; // two's complement for negative numbers - } - - yDivMod = divModAny(yRem, highestPower2); - yDigit = yDivMod[1].toJSNumber(); - if (ySign) { - yDigit = highestPower2 - 1 - yDigit; // two's complement for negative numbers - } - - xRem = xDivMod[0]; - yRem = yDivMod[0]; - result.push(fn(xDigit, yDigit)); - } - var sum = fn(xSign ? 1 : 0, ySign ? 1 : 0) !== 0 ? bigInt(-1) : bigInt(0); - for (var i = result.length - 1; i >= 0; i -= 1) { - sum = sum.multiply(highestPower2).add(bigInt(result[i])); - } - return sum; - } - - BigInteger.prototype.not = function () { - return this.negate().prev(); - }; - NativeBigInt.prototype.not = SmallInteger.prototype.not = BigInteger.prototype.not; - - BigInteger.prototype.and = function (n) { - return bitwise(this, n, function (a, b) { return a & b; }); - }; - NativeBigInt.prototype.and = SmallInteger.prototype.and = BigInteger.prototype.and; - - BigInteger.prototype.or = function (n) { - return bitwise(this, n, function (a, b) { return a | b; }); - }; - NativeBigInt.prototype.or = SmallInteger.prototype.or = BigInteger.prototype.or; - - BigInteger.prototype.xor = function (n) { - return bitwise(this, n, function (a, b) { return a ^ b; }); - }; - NativeBigInt.prototype.xor = SmallInteger.prototype.xor = BigInteger.prototype.xor; - - var LOBMASK_I = 1 << 30, LOBMASK_BI = (BASE & -BASE) * (BASE & -BASE) | LOBMASK_I; - function roughLOB(n) { // get lowestOneBit (rough) - // SmallInteger: return Min(lowestOneBit(n), 1 << 30) - // BigInteger: return Min(lowestOneBit(n), 1 << 14) [BASE=1e7] - var v = n.value, - x = typeof v === "number" ? v | LOBMASK_I : - typeof v === "bigint" ? v | BigInt(LOBMASK_I) : - v[0] + v[1] * BASE | LOBMASK_BI; - return x & -x; - } - - function integerLogarithm(value, base) { - if (base.compareTo(value) <= 0) { - var tmp = integerLogarithm(value, base.square(base)); - var p = tmp.p; - var e = tmp.e; - var t = p.multiply(base); - return t.compareTo(value) <= 0 ? { p: t, e: e * 2 + 1 } : { p: p, e: e * 2 }; - } - return { p: bigInt(1), e: 0 }; - } - - BigInteger.prototype.bitLength = function () { - var n = this; - if (n.compareTo(bigInt(0)) < 0) { - n = n.negate().subtract(bigInt(1)); - } - if (n.compareTo(bigInt(0)) === 0) { - return bigInt(0); - } - return bigInt(integerLogarithm(n, bigInt(2)).e).add(bigInt(1)); - } - NativeBigInt.prototype.bitLength = SmallInteger.prototype.bitLength = BigInteger.prototype.bitLength; - - function max(a, b) { - a = parseValue(a); - b = parseValue(b); - return a.greater(b) ? a : b; - } - function min(a, b) { - a = parseValue(a); - b = parseValue(b); - return a.lesser(b) ? a : b; - } - function gcd(a, b) { - a = parseValue(a).abs(); - b = parseValue(b).abs(); - if (a.equals(b)) return a; - if (a.isZero()) return b; - if (b.isZero()) return a; - var c = Integer[1], d, t; - while (a.isEven() && b.isEven()) { - d = min(roughLOB(a), roughLOB(b)); - a = a.divide(d); - b = b.divide(d); - c = c.multiply(d); - } - while (a.isEven()) { - a = a.divide(roughLOB(a)); - } - do { - while (b.isEven()) { - b = b.divide(roughLOB(b)); - } - if (a.greater(b)) { - t = b; b = a; a = t; - } - b = b.subtract(a); - } while (!b.isZero()); - return c.isUnit() ? a : a.multiply(c); - } - function lcm(a, b) { - a = parseValue(a).abs(); - b = parseValue(b).abs(); - return a.divide(gcd(a, b)).multiply(b); - } - function randBetween(a, b, rng) { - a = parseValue(a); - b = parseValue(b); - var usedRNG = rng || Math.random; - var low = min(a, b), high = max(a, b); - var range = high.subtract(low).add(1); - if (range.isSmall) return low.add(Math.floor(usedRNG() * range)); - var digits = toBase(range, BASE).value; - var result = [], restricted = true; - for (var i = 0; i < digits.length; i++) { - var top = restricted ? digits[i] : BASE; - var digit = truncate(usedRNG() * top); - result.push(digit); - if (digit < top) restricted = false; - } - return low.add(Integer.fromArray(result, BASE, false)); - } - - var parseBase = function (text, base, alphabet, caseSensitive) { - alphabet = alphabet || DEFAULT_ALPHABET; - text = String(text); - if (!caseSensitive) { - text = text.toLowerCase(); - alphabet = alphabet.toLowerCase(); - } - var length = text.length; - var i; - var absBase = Math.abs(base); - var alphabetValues = {}; - for (i = 0; i < alphabet.length; i++) { - alphabetValues[alphabet[i]] = i; - } - for (i = 0; i < length; i++) { - var c = text[i]; - if (c === "-") continue; - if (c in alphabetValues) { - if (alphabetValues[c] >= absBase) { - if (c === "1" && absBase === 1) continue; - throw new Error(c + " is not a valid digit in base " + base + "."); - } - } - } - base = parseValue(base); - var digits = []; - var isNegative = text[0] === "-"; - for (i = isNegative ? 1 : 0; i < text.length; i++) { - var c = text[i]; - if (c in alphabetValues) digits.push(parseValue(alphabetValues[c])); - else if (c === "<") { - var start = i; - do { i++; } while (text[i] !== ">" && i < text.length); - digits.push(parseValue(text.slice(start + 1, i))); - } - else throw new Error(c + " is not a valid character"); - } - return parseBaseFromArray(digits, base, isNegative); - }; - - function parseBaseFromArray(digits, base, isNegative) { - var val = Integer[0], pow = Integer[1], i; - for (i = digits.length - 1; i >= 0; i--) { - val = val.add(digits[i].times(pow)); - pow = pow.times(base); - } - return isNegative ? val.negate() : val; - } - - function stringify(digit, alphabet) { - alphabet = alphabet || DEFAULT_ALPHABET; - if (digit < alphabet.length) { - return alphabet[digit]; - } - return "<" + digit + ">"; - } - - function toBase(n, base) { - base = bigInt(base); - if (base.isZero()) { - if (n.isZero()) return { value: [0], isNegative: false }; - throw new Error("Cannot convert nonzero numbers to base 0."); - } - if (base.equals(-1)) { - if (n.isZero()) return { value: [0], isNegative: false }; - if (n.isNegative()) - return { - value: [].concat.apply([], Array.apply(null, Array(-n.toJSNumber())) - .map(Array.prototype.valueOf, [1, 0]) - ), - isNegative: false - }; - - var arr = Array.apply(null, Array(n.toJSNumber() - 1)) - .map(Array.prototype.valueOf, [0, 1]); - arr.unshift([1]); - return { - value: [].concat.apply([], arr), - isNegative: false - }; - } - - var neg = false; - if (n.isNegative() && base.isPositive()) { - neg = true; - n = n.abs(); - } - if (base.isUnit()) { - if (n.isZero()) return { value: [0], isNegative: false }; - - return { - value: Array.apply(null, Array(n.toJSNumber())) - .map(Number.prototype.valueOf, 1), - isNegative: neg - }; - } - var out = []; - var left = n, divmod; - while (left.isNegative() || left.compareAbs(base) >= 0) { - divmod = left.divmod(base); - left = divmod.quotient; - var digit = divmod.remainder; - if (digit.isNegative()) { - digit = base.minus(digit).abs(); - left = left.next(); - } - out.push(digit.toJSNumber()); - } - out.push(left.toJSNumber()); - return { value: out.reverse(), isNegative: neg }; - } - - function toBaseString(n, base, alphabet) { - var arr = toBase(n, base); - return (arr.isNegative ? "-" : "") + arr.value.map(function (x) { - return stringify(x, alphabet); - }).join(''); - } - - BigInteger.prototype.toArray = function (radix) { - return toBase(this, radix); - }; - - SmallInteger.prototype.toArray = function (radix) { - return toBase(this, radix); - }; - - NativeBigInt.prototype.toArray = function (radix) { - return toBase(this, radix); - }; - - BigInteger.prototype.toString = function (radix, alphabet) { - if (radix === undefined) radix = 10; - if (radix !== 10) return toBaseString(this, radix, alphabet); - var v = this.value, l = v.length, str = String(v[--l]), zeros = "0000000", digit; - while (--l >= 0) { - digit = String(v[l]); - str += zeros.slice(digit.length) + digit; - } - var sign = this.sign ? "-" : ""; - return sign + str; - }; - - SmallInteger.prototype.toString = function (radix, alphabet) { - if (radix === undefined) radix = 10; - if (radix != 10) return toBaseString(this, radix, alphabet); - return String(this.value); - }; - - NativeBigInt.prototype.toString = SmallInteger.prototype.toString; - - NativeBigInt.prototype.toJSON = BigInteger.prototype.toJSON = SmallInteger.prototype.toJSON = function () { return this.toString(); } - - BigInteger.prototype.valueOf = function () { - return parseInt(this.toString(), 10); - }; - BigInteger.prototype.toJSNumber = BigInteger.prototype.valueOf; - - SmallInteger.prototype.valueOf = function () { - return this.value; - }; - SmallInteger.prototype.toJSNumber = SmallInteger.prototype.valueOf; - NativeBigInt.prototype.valueOf = NativeBigInt.prototype.toJSNumber = function () { - return parseInt(this.toString(), 10); - } - - function parseStringValue(v) { - if (isPrecise(+v)) { - var x = +v; - if (x === truncate(x)) - return supportsNativeBigInt ? new NativeBigInt(BigInt(x)) : new SmallInteger(x); - throw new Error("Invalid integer: " + v); - } - var sign = v[0] === "-"; - if (sign) v = v.slice(1); - var split = v.split(/e/i); - if (split.length > 2) throw new Error("Invalid integer: " + split.join("e")); - if (split.length === 2) { - var exp = split[1]; - if (exp[0] === "+") exp = exp.slice(1); - exp = +exp; - if (exp !== truncate(exp) || !isPrecise(exp)) throw new Error("Invalid integer: " + exp + " is not a valid exponent."); - var text = split[0]; - var decimalPlace = text.indexOf("."); - if (decimalPlace >= 0) { - exp -= text.length - decimalPlace - 1; - text = text.slice(0, decimalPlace) + text.slice(decimalPlace + 1); - } - if (exp < 0) throw new Error("Cannot include negative exponent part for integers"); - text += (new Array(exp + 1)).join("0"); - v = text; - } - var isValid = /^([0-9][0-9]*)$/.test(v); - if (!isValid) throw new Error("Invalid integer: " + v); - if (supportsNativeBigInt) { - return new NativeBigInt(BigInt(sign ? "-" + v : v)); - } - var r = [], max = v.length, l = LOG_BASE, min = max - l; - while (max > 0) { - r.push(+v.slice(min, max)); - min -= l; - if (min < 0) min = 0; - max -= l; - } - trim(r); - return new BigInteger(r, sign); - } - - function parseNumberValue(v) { - if (supportsNativeBigInt) { - return new NativeBigInt(BigInt(v)); - } - if (isPrecise(v)) { - if (v !== truncate(v)) throw new Error(v + " is not an integer."); - return new SmallInteger(v); - } - return parseStringValue(v.toString()); - } - - function parseValue(v) { - if (typeof v === "number") { - return parseNumberValue(v); - } - if (typeof v === "string") { - return parseStringValue(v); - } - if (typeof v === "bigint") { - return new NativeBigInt(v); - } - return v; - } - // Pre-define numbers in range [-999,999] - for (var i = 0; i < 1000; i++) { - Integer[i] = parseValue(i); - if (i > 0) Integer[-i] = parseValue(-i); - } - // Backwards compatibility - Integer.one = Integer[1]; - Integer.zero = Integer[0]; - Integer.minusOne = Integer[-1]; - Integer.max = max; - Integer.min = min; - Integer.gcd = gcd; - Integer.lcm = lcm; - Integer.isInstance = function (x) { return x instanceof BigInteger || x instanceof SmallInteger || x instanceof NativeBigInt; }; - Integer.randBetween = randBetween; - - Integer.fromArray = function (digits, base, isNegative) { - return parseBaseFromArray(digits.map(parseValue), parseValue(base || 10), isNegative); - }; - - return Integer; -})(); - -// Node.js check -if (typeof module !== "undefined" && module.hasOwnProperty("exports")) { - module.exports = bigInt; -} - -//amd check -if (typeof define === "function" && define.amd) { - define( function () { - return bigInt; - }); -} diff --git a/ui/imports/Utils.qml b/ui/imports/Utils.qml index 991bb63147..fe3eb3bf53 100644 --- a/ui/imports/Utils.qml +++ b/ui/imports/Utils.qml @@ -2,12 +2,53 @@ pragma Singleton import QtQuick 2.13 import "../shared/xss.js" as XSS -import "./BigNumber/bignumber.js" as BigNumber QtObject { - function newBigNumber(number) { - // See here for docs: https://github.com/peterolson/BigInteger.js - return BigNumber.bigInt(number) + // Use this to multiply an amount by 10^decimals + function multiplyByDecimals(amount, decimals) { + amount = amount.toString() + let dotIndex = -1 + for (let i = 0; i < decimals; i++) { + dotIndex = amount.indexOf('.') + if (dotIndex > -1) { + if (dotIndex === amount.length - 1) { + // The dot is at the end, we can get rid of it and add a 0 + amount = amount.substring(0, dotIndex) + "0" + continue + } + // Move the dot one space to the right + amount = amount.substring(0, dotIndex) + amount.substring(dotIndex + 1, dotIndex + 2) + "." + amount.substring(dotIndex + 2) + continue + } + // Just add a new 0 + amount += "0" + } + + return stripStartingZeros(amount) + } + + // Use this to divide an amount by 10^decimals + function divideByDecimals(amount, decimals) { + amount = amount.toString() + let dotIndex = amount.indexOf('.') + if (dotIndex === -1) { + amount = amount + "." + } + for (let i = 0; i < decimals; i++) { + dotIndex = amount.indexOf('.') + if (dotIndex === 0) { + // The dot is at the start, we need to add a zero in front before moving it + dotIndex++ + amount = "0" + amount + } + // Move the dot one position left + amount = amount.substring(0, dotIndex - 1) + "." + amount.substring(dotIndex - 1, dotIndex) + amount.substring(dotIndex + 1) + } + if (amount.startsWith(".")) { + amount = "0" + amount + } + + return stripTrailingZeros(amount) } function isHex(value) { @@ -91,6 +132,22 @@ QtObject { return strNumber.replace(/(\.[0-9]*[1-9])0+$|\.0*$/,'$1') } + /** + * Removes starting zeros from a string-representation of a number. Throws + * if parameter is not a string + */ + function stripStartingZeros(strNumber) { + if (!(typeof strNumber === "string")) { + try { + strNumber = strNumber.toString() + } catch(e) { + throw "[Utils.stripStartingZeros] input parameter must be a string" + } + } + return strNumber.replace(/^(0*)([0-9\.]+)/, "$2") + } + + function setColorAlpha(color, alpha) { return Qt.hsla(color.hslHue, color.hslSaturation, color.hslLightness, alpha) }