mirror of
https://github.com/trezor/trezor-wallet
synced 2024-12-25 16:38:08 +00:00
55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
/* @flow */
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// TODO: chagne currency units
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const currencyUnitsConstant: string = 'mbtc2';
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export const formatAmount = (n: number, coinInfo: any, currencyUnits: string = currencyUnitsConstant): string => {
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const amount = (n / 1e8);
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if (coinInfo.isBitcoin && currencyUnits === 'mbtc' && amount <= 0.1 && n !== 0) {
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const s = (n / 1e5).toString();
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return `${s} mBTC`;
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}
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const s = amount.toString();
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return `${s} ${coinInfo.shortcut}`;
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};
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export const formatTime = (n: number): string => {
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const hours = Math.floor(n / 60);
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const minutes = n % 60;
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if (!n) return 'No time estimate';
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let res = '';
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if (hours !== 0) {
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res += `${hours} hour`;
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if (hours > 1) {
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res += 's';
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}
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res += ' ';
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}
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if (minutes !== 0) {
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res += `${minutes} minutes`;
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}
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return res;
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};
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export const btckb2satoshib = (n: number): number => Math.round(n * 1e5);
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export const stringToHex = (str: string): string => {
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let result: string = '';
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let hex: string;
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for (let i = 0; i < str.length; i++) {
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hex = str.charCodeAt(i).toString(16);
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result += (`000${hex}`).slice(-4);
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}
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return result;
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};
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export const hexToString = (hex: string): string => {
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let str = '';
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for (let i = 0; i < hex.length; i += 2) {
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const v = parseInt(hex.substr(i, 2), 16);
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if (v) str += String.fromCharCode(v);
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}
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return str;
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};
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