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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.arrayBufferToBase64URL = exports.arrayBufferToBase64 = exports.utf8ToUint8Array = exports.decodeBase64URL = exports.encodeBase64URL = exports.decodeBase64 = exports.encodeBase64 = void 0;
const encodeBase64 = (str) => {
if (str === null) {
throw new TypeError('1st argument of "encodeBase64" should not be null.');
}
try {
const encoder = new TextEncoder();
const bytes = encoder.encode(str);
return btoa(String.fromCharCode(...bytes));
}
catch { }
try {
return Buffer.from(str).toString('base64');
}
catch (e) {
console.error('If you want to do "encodeBase64", polyfill "buffer" module.');
throw e;
}
};
exports.encodeBase64 = encodeBase64;
const decodeBase64 = (str) => {
if (str === null) {
throw new TypeError('1st argument of "decodeBase64" should not be null.');
}
try {
const text = atob(str);
const bytes = new Uint8Array(text.split('').map((c) => c.charCodeAt(0)));
const decoder = new TextDecoder();
return decoder.decode(bytes);
}
catch { }
try {
return Buffer.from(str, 'base64').toString();
}
catch (e) {
console.error('If you want to do "decodeBase64", polyfill "buffer" module.');
throw e;
}
};
exports.decodeBase64 = decodeBase64;
const encodeBase64URL = (str) => {
return (0, exports.encodeBase64)(str).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
};
exports.encodeBase64URL = encodeBase64URL;
const decodeBase64URL = (str) => {
const pad = (s) => {
const diff = s.length % 4;
if (diff === 2) {
return `${s}==`;
}
if (diff === 3) {
return `${s}=`;
}
return s;
};
return (0, exports.decodeBase64)(pad(str).replace(/-/g, '+').replace('_', '/'));
};
exports.decodeBase64URL = decodeBase64URL;
const utf8ToUint8Array = (str) => {
const encoder = new TextEncoder();
return encoder.encode(str);
};
exports.utf8ToUint8Array = utf8ToUint8Array;
const arrayBufferToBase64 = async (buf) => {
if (typeof btoa === 'function') {
return btoa(String.fromCharCode(...new Uint8Array(buf)));
}
try {
return Buffer.from(String.fromCharCode(...new Uint8Array(buf))).toString('base64');
}
catch (e) { }
return '';
};
exports.arrayBufferToBase64 = arrayBufferToBase64;
const arrayBufferToBase64URL = async (buf) => {
return (await (0, exports.arrayBufferToBase64)(buf)).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
};
exports.arrayBufferToBase64URL = arrayBufferToBase64URL;
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