1. /**
  2. * Reloads user input configuration for data migration with basic validation.
  3. *
  4. * @param {object} config - The current configuration object.
  5. * @param {function} renderConfig - A function to render the configuration UI.
  6. * @param {function} saveConfig - A function to save the configuration.
  7. */
  8. function reloadMigrationConfig(config, renderConfig, saveConfig) {
  10. // Render the configuration UI with the current config
  11. renderConfig(config);
  13. // Simulate user input (replace with actual user input mechanisms)
  14. const newConfig = getUserInput();
  16. // Validate the new configuration
  17. if (!validateConfig(newConfig)) {
  18. alert("Invalid configuration. Please check your inputs.");
  19. return; // Stop if validation fails
  20. }
  23. // Update the configuration with the validated input
  24. config = newConfig;
  26. // Save the updated configuration
  27. saveConfig(config);
  29. alert("Configuration updated and saved successfully!");
  30. }
  32. /**
  33. * Simulates getting user input. Replace with your actual UI interaction.
  34. * @returns {object} The new configuration object.
  35. */
  36. function getUserInput() {
  37. //Example input. Replace with your UI logic.
  38. const userInput = {
  39. sourceTable: "old_table",
  40. destinationTable: "new_table",
  41. columnsToMigrate: ["col1", "col2"],
  42. transformationRules: {
  43. col1: "uppercase",
  44. col2: "lowercase"
  45. },
  46. batchSize: 1000
  47. };
  49. //In a real application, you'd get this from UI elements.
  50. return userInput;
  51. }
  53. /**
  54. * Validates the configuration.
  55. * @param {object} config - The configuration object to validate.
  56. * @returns {boolean} True if the configuration is valid, false otherwise.
  57. */
  58. function validateConfig(config) {
  59. // Basic validation checks
  60. if (!config.sourceTable || !config.destinationTable) {
  61. return false;
  62. }
  64. if (!Array.isArray(config.columnsToMigrate)) {
  65. return false;
  66. }
  68. if (config.batchSize <= 0) {
  69. return false;
  70. }
  73. //Add more validation as needed.
  74. return true;
  75. }

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