token.utils.ts

export class TokenUtils {
  static tokenValidateRegex: RegExp = /^([a-z0-9]{1,4}-)?[A-Za-z0-9]{3,10}-[a-fA-F0-9]{6}$/;
  static nftValidateRegex: RegExp = /^([a-z0-9]{1,4}-)?[A-Za-z0-9]{3,10}-[a-fA-F0-9]{6}-[a-fA-F0-9]{2,}$/;

  static isToken(identifier: string): boolean {
    return this.tokenValidateRegex.test(identifier);
  }

  static isCollection(identifier: string): boolean {
    return this.tokenValidateRegex.test(identifier);
  }

  static isNft(identifier: string): boolean {
    return this.nftValidateRegex.test(identifier);
  }

  static isSovereignIdentifier(identifier: string): boolean {
    const numParts = identifier.split("-").length;
    if (this.isCollection(identifier)) {
      return numParts === 3;
    }

    if (this.isNft(identifier)) {
      return numParts === 4;
    }

    return false;
  }
}