1. class TokenManager {
  2. constructor() {
  3. this.tokens = {}; // { token: { expiry: Date, validated: boolean, overridden: boolean } }
  4. this.overrides = {}; // { token: { expiry: Date, validated: boolean, overriddenValue: Date } }
  5. }
  7. /**
  8. * Adds a new token to the manager.
  9. * @param {string} token
  10. * @param {Date} expiry
  11. */
  12. addToken(token, expiry) {
  13. this.tokens[token] = { expiry: expiry, validated: false, overridden: false };
  14. }
  16. /**
  17. * Validates a token.
  18. * @param {string} token
  19. * @returns {boolean}
  20. */
  21. validateToken(token) {
  22. if (!this.tokens[token]) {
  23. return false; // Token not found
  24. }
  26. const now = new Date();
  27. if (now > this.tokens[token].expiry) {
  28. return false; // Token expired
  29. }
  30. return true;
  31. }
  33. /**
  34. * Overrides a token's expiry.
  35. * @param {string} token
  36. * @param {Date} newExpiry
  37. */
  38. overrideTokenExpiry(token, newExpiry) {
  39. if (!this.tokens[token]) {
  40. return false; // Token not found
  41. }
  43. this.tokens[token].overridden = true;
  44. this.tokens[token].expiry = newExpiry;
  45. this.overrides[token] = { expiry: newExpiry, overriddenValue: newExpiry };
  46. }
  48. /**
  49. * Checks if a token has been overridden.
  50. * @param {string} token
  51. * @returns {boolean}
  52. */
  53. isTokenOverridden(token) {
  54. if (!this.tokens[token]) {
  55. return false;
  56. }
  57. return this.tokens[token].overridden;
  58. }
  60. /**
  61. * Gets the remaining time until a token expires.
  62. * @param {string} token
  63. * @returns {number|null} Remaining time in milliseconds, or null if token is not found or has already expired.
  64. */
  65. getTokenRemainingTime(token) {
  66. if (!this.tokens[token]) {
  67. return null; // Token not found
  68. }
  70. const now = new Date();
  71. if (now > this.tokens[token].expiry) {
  72. return null; // Token expired
  73. }
  75. const remainingTime = this.tokens[token].expiry.getTime() - now.getTime();
  76. return remainingTime;
  77. }
  79. /**
  80. * Clears all tokens.
  81. */
  82. clearTokens() {
  83. this.tokens = {};
  84. this.overrides = {};
  85. }
  86. }
  88. export default TokenManager;

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