import { NextRequest, NextResponse } from 'next/server';
import { ImportProcessor } from '@/app/lib/excel-import/import-processor';

export async function POST(
  request: NextRequest,
  { params }: { params: { id: string } }
) {
  try {
    const importId = parseInt(params.id);
    
    if (isNaN(importId)) {
      return NextResponse.json(
        { success: false, error: 'Invalid import ID' },
        { status: 400 }
      );
    }

    // Initialize import processor
    const processor = new ImportProcessor();
    
    // Validate import before processing
    const validation = await processor.validateImport(importId);
    if (!validation.valid) {
      return NextResponse.json(
        { success: false, error: validation.errors.join(', ') },
        { status: 400 }
      );
    }

    // Start processing in background
    processor.processImport(importId).catch(error => {
      console.error('Import processing failed:', error);
    });

    return NextResponse.json({
      success: true,
      message: 'Import process started successfully',
      importId
    });

  } catch (error) {
    console.error('Error triggering import:', error);
    return NextResponse.json(
      { success: false, error: 'Failed to trigger import' },
      { status: 500 }
    );
  }
}