import { NextResponse } from 'next/server';
import { civicrmApi } from '@/lib/civicrm';
import mapping from '@/config/mapping.json';

export async function POST(request) {
  try {
    const body = await request.json();
    const { contactId, orgId, formData } = body;

    if (!contactId || !orgId || !formData) {
        return NextResponse.json({ error: 'Missing required fields' }, { status: 400 });
    }

    // 1. Separate fields by entity for updating
    const contactUpdates = {};

    mapping.stages.forEach(stage => {
      stage.fields.forEach(field => {
        if (formData[field.name] !== undefined) {
          if (field.entity === 'Contact') {
            contactUpdates[field.crmField] = formData[field.name];
          }
        }
      });
    });

    // 2. Update Contact in CiviCRM
    if (Object.keys(contactUpdates).length > 0) {
      await civicrmApi('Contact', 'save', {
        records: [{ id: parseInt(contactId), ...contactUpdates }],
      });
    }

    // 3. Create Activity in CiviCRM to record the submission
    await civicrmApi('Activity', 'create', {
      values: {
        activity_type_id: 'Meeting', // Or a custom "Form Submission" activity type
        subject: `Stage Progression Form Submission (Org ID: ${orgId})`,
        target_contact_id: [parseInt(contactId)],
        source_contact_id: parseInt(contactId), // Assuming contact submits for themselves or adjust
        status_id: 'Completed',
        details: JSON.stringify(formData, null, 2),
      },
    });

    return NextResponse.json({ success: true, message: 'Data saved and activity created' });
  } catch (error) {
    console.error('Submission Error:', error);
    // Mock success for development
    if (process.env.NODE_ENV === 'development') {
        return NextResponse.json({ success: true, message: 'Mock Success' });
    }
    return NextResponse.json({ error: 'Internal Server Error' }, { status: 500 });
  }
}