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@@ -1,21 +1,34 @@
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+import baseX from 'base-x';
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+import PAKO from 'pako';
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+import {Buffer} from 'safe-buffer';
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+
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+export const pako = PAKO;
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+
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+const BASE58 = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
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+const BASE64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
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+const bs58 = baseX(BASE58);
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+const bs64 = baseX(BASE64);
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+
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export function sleep(ms) {
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return new Promise(resolve => setTimeout(resolve, ms));
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}
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export function stringToHex(str) {
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- let result = '';
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- for (let i = 0; i < str.length; i++) {
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- result += str.charCodeAt(i).toString(16);
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- }
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- return result;
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+ return Buffer.from(str).toString('hex');
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}
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export function hexToString(str) {
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- let result = '';
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- for (let i = 0; i < str.length; i += 2) {
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- result += String.fromCharCode(parseInt(str.substr(i, 2), 16));
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- }
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- return result;
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+ return Buffer.from(str, 'hex').toString();
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+}
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+
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+export function randomArray(len) {
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+ const a = new Uint8Array(len);
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+ crypto.getRandomValues(a);
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+ return a;
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+}
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+
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+export function randomHexString(len) {
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+ return Buffer.from(randomArray(len)).toString('hex');
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}
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export function formatDate(d, format) {
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@@ -62,4 +75,20 @@ export async function copyTextToClipboard(text) {
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}
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return result;
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-}
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+}
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+
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+export function toBase58(data) {
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+ return bs58.encode(data);
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+}
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+
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+export function fromBase58(data) {
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+ return bs58.decode(data);
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+}
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+
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+export function toBase64(data) {
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+ return bs64.encode(data);
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+}
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+
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+export function fromBase64(data) {
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+ return bs64.decode(data);
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+}
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