Send for Approval Button

// Server-side code
(function() {
  // Validation: Check required fields
  var errors = [];

  if (current.isNil('short_description')) {
    errors.push('Short Description is required');
  }

  if (current.isNil('description')) {
    errors.push('Description is required');
  }

  if (current.isNil('risk')) {
    errors.push('Risk assessment is required');
  }

  if (current.isNil('impact')) {
    errors.push('Impact is required');
  }

  if (current.isNil('start_date') || current.isNil('end_date')) {
    errors.push('Implementation dates are required');
  }

  // Show errors if validation fails
  if (errors.length > 0) {
    gs.addErrorMessage('Cannot send for approval. Please fix the following:\n' + errors.join('\n'));
    return;
  }

  // Check if already approved or in approval
  if (current.approval.toString() !== 'not requested') {
    gs.addErrorMessage('This change is already in approval process (Status: ' + current.approval.getDisplayValue() + ')');
    return;
  }

  // Set approval to requested
  current.approval = 'requested';
  current.work_notes = 'Approval requested by ' + gs.getUserName();
  current.update();

  // Trigger approval workflow
  var workflow = new Workflow();
  var workflowId = workflow.startFlow(
    'change_request_approval',  // Workflow name/sys_id
    current,
    'request',  // Operation
    {           // Variables
      requested_by: gs.getUserID(),
      request_date: new GlideDateTime()
    }
  );

  if (workflowId) {
    gs.addInfoMessage('Change request sent for approval. Workflow ID: ' + workflowId);

    // Send notification to approvers
    gs.eventQueue('change.approval.requested', current, gs.getUserID(), current.sys_id);
  } else {
    gs.addErrorMessage('Failed to start approval workflow');
  }
})();