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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| import { removeTrailingZeros } from './amounts'; | ||
|
|
||
| export const getFormatBalance = (num, decimals) => { | ||
| if (!num || num === '0') { | ||
| return { | ||
| numToShow: '0', | ||
| fullNum: '0', | ||
| }; | ||
| } | ||
| let number = ''; | ||
| let dotPlace = ''; | ||
| for (let i = num.length - 1; i >= 0; i--) { | ||
| if (number.length === decimals) { | ||
| number = '.' + number; | ||
| dotPlace = i; | ||
| } | ||
| number = num[i] + number; | ||
| } | ||
| if (dotPlace || dotPlace === 0) { | ||
| return { | ||
| numToShow: removeTrailingZeros(number.slice(0, dotPlace + 7)), | ||
| fullNum: removeTrailingZeros(number), | ||
| }; | ||
| } else { | ||
| if (decimals - number.length > 0) { | ||
| let countOfZeros = decimals - number.length; | ||
| number = '0.' + '0'.repeat(countOfZeros) + number; | ||
| return { | ||
| numToShow: removeTrailingZeros( | ||
| number.slice(0, 3 + countOfZeros) | ||
| ), | ||
| fullNum: removeTrailingZeros(number), | ||
| }; | ||
| } else { | ||
| number = '0.' + number; | ||
| return { | ||
| numToShow: removeTrailingZeros(number.slice(0, 4)), | ||
| fullNum: removeTrailingZeros(number), | ||
| }; | ||
| } | ||
| } | ||
| }; | ||
|
|
||
| const getValue = (str, decimals) => { | ||
| const strArr = str.split('.'); | ||
| if (!strArr[1]) { | ||
| return strArr[0]; | ||
| } | ||
| let number = strArr[1]; | ||
| for (let i = 0; i < decimals; i++) { | ||
| if (!strArr[1][i]) { | ||
| number += 0; | ||
| continue; | ||
| } | ||
| } | ||
| return `${strArr[0]}.${number}`; | ||
| }; | ||
|
|
||
| export const validateInput = (value, max) => { | ||
| if (!value || +value === 0) { | ||
| return false; | ||
| } | ||
| value = value.replace(/,/g, '.'); | ||
| const strArr = value.split('.'); | ||
| if (strArr[1] && strArr[1].length > 24) { | ||
| return false; | ||
| } | ||
| const myTokens = getValue(max, 24); | ||
| const inputTokens = getValue(value, 24); | ||
| if (+inputTokens > +myTokens) { | ||
| return false; | ||
| } | ||
| if (+inputTokens === +myTokens && inputTokens > myTokens) { | ||
| return false; | ||
| } | ||
| return true; | ||
| }; |