Function encodeSnowcode

src/helpers/snowcode.ts:3–17

(json: object)

const allowedChars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789{}[]":,.-_';

export const encodeSnowcode = (json: object) => {
  const jsonStr = JSON.stringify(json).slice(1, -1);
  let result = '';
  for (const char of jsonStr) {
    // Get the index of the character in the allowedChars string.
    const index = allowedChars.indexOf(char);
    if (index === -1) {
      throw new Error('Character not allowed: ' + char);
    }
    // Convert the index to a two-digit string (e.g., 3 -> "03").
    const code = index.toString().padStart(2, '0');
    result += code;
  }
  return result;
};

export const decodeSnowcode = (numStr: string) => {
  const str = numStr.match(/\d+/)?.join('') ?? '';