1. <?php
  3. /**
  4. * Converts array formats for hypothesis validation with retry logic.
  5. *
  6. * @param array $array The input array.
  7. * @param string $targetFormat The desired format (e.g., 'key => value', 'array', 'flat').
  8. * @param int $maxRetries Maximum number of retries.
  9. * @return array|null The converted array, or null on failure after max retries.
  10. */
  11. function convertArrayFormat(array $array, string $targetFormat, int $maxRetries = 3): ?array
  12. {
  13. $retries = 0;
  15. while ($retries < $maxRetries) {
  16. $convertedArray = null;
  18. switch ($targetFormat) {
  19. case 'key => value':
  20. $convertedArray = [];
  21. foreach ($array as $key => $value) {
  22. $convertedArray[$key] = $value;
  23. }
  24. break;
  26. case 'array':
  27. $convertedArray = $array; // No conversion needed
  28. break;
  30. case 'flat':
  31. $convertedArray = [];
  32. foreach ($array as $key => $value) {
  33. $convertedArray[$key] = $value;
  34. }
  35. break;
  36. default:
  37. error_log("Unsupported target format: " . $targetFormat);
  38. return null;
  39. }
  41. if ($convertedArray !== null) {
  42. return $convertedArray; // Conversion successful
  43. } else {
  44. $retries++;
  45. // Optionally add a delay between retries
  46. sleep(0.5);
  47. }
  48. }
  50. error_log("Array format conversion failed after " . $maxRetries . " retries.");
  51. return null; // Conversion failed after all retries
  52. }
  54. ?>

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