@nopwdio/sdk-js/dist/internal/crypto/encoding.js

Nopwd JS SDK

export const bufferTo64Safe = function (buffer) {
    const bytes = new Uint8Array(buffer);
    return arrayTo64(bytes);
};
export const arrayTo64 = function (bytes) {
    let str = "";
    for (const charCode of bytes) {
        str += String.fromCharCode(charCode);
    }
    const base64String = btoa(str);
    return base64String.replace(/\+/g, "-").replace(/\//g, "_").replace(/=/g, "");
};
export const decodeFromSafe64 = function (base64) {
    // Add removed at end '='
    base64 += Array(5 - (base64.length % 4)).join("=");
    base64 = base64
        .replace(/\-/g, "+") // Convert '-' to '+'
        .replace(/\_/g, "/"); // Convert '_' to '/'
    return new Uint8Array([...atob(base64)].map((c) => c.charCodeAt(0)));
};
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