import * as XLSX from 'xlsx';
import { getAllProjects } from './src/lib/queries/projects.js';

function exportProjectsToExcel() {
  try {
    // Get all projects
    const projects = getAllProjects();

    // Group projects by status
    const groupedProjects = projects.reduce((acc, project) => {
      const status = project.project_status || 'unknown';
      if (!acc[status]) {
        acc[status] = [];
      }
      acc[status].push({
        'Nazwa projektu': project.project_name,
        'Adres': project.address || '',
        'Działka': project.plot || '',
        'WP': project.wp || '',
        'Data zakończenia': project.finish_date || ''
      });
      return acc;
    }, {});

    // Polish status translations for sheet names
    const statusTranslations = {
      'registered': 'Zarejestrowany',
      'in_progress_design': 'W realizacji (projektowanie)',
      'in_progress_construction': 'W realizacji (budowa)',
      'fulfilled': 'Zakończony',
      'cancelled': 'Wycofany',
      'unknown': 'Nieznany'
    };

    // Create workbook
    const workbook = XLSX.utils.book_new();

    // Create a sheet for each status
    Object.keys(groupedProjects).forEach(status => {
      const sheetName = statusTranslations[status] || status;
      const worksheet = XLSX.utils.json_to_sheet(groupedProjects[status]);
      XLSX.utils.book_append_sheet(workbook, worksheet, sheetName);
    });

    // Write to file
    const filename = `projects_export_${new Date().toISOString().split('T')[0]}.xlsx`;
    XLSX.writeFile(workbook, filename);

    console.log(`Excel file created: ${filename}`);
    console.log(`Sheets created for statuses: ${Object.keys(groupedProjects).join(', ')}`);

  } catch (error) {
    console.error('Error exporting projects to Excel:', error);
  }
}

// Run the export
exportProjectsToExcel();