/**
 * Plans and cutting list routes
 */
import { generateAllPlans, generatePDFHtml } from '../services/planGenerator.js';
import { generateCuttingList, formatCuttingListForExport } from '../services/cuttingEngine.js';

/**
 * POST /api/plans/generate
 * Generate all 2D plans for a configuration
 */
export async function generatePlansRoute(req, res) {
  try {
    const { config, modules = [], colors = {} } = req.body;

    if (!config) {
      return res.status(400).json({ error: 'Configuration requise' });
    }

    const plans = generateAllPlans(config, modules, colors);
    res.json({ success: true, plans });

  } catch (error) {
    console.error('Plan generation error:', error);
    res.status(500).json({ error: error.message || 'Erreur de génération des plans' });
  }
}

/**
 * POST /api/plans/cutting-list
 * Generate cutting list for a configuration
 */
export async function generateCuttingListRoute(req, res) {
  try {
    const { config, modules = [], colors = {} } = req.body;

    if (!config) {
      return res.status(400).json({ error: 'Configuration requise' });
    }

    const cuttingList = generateCuttingList(config, colors, modules);
    res.json({ success: true, cuttingList });

  } catch (error) {
    console.error('Cutting list error:', error);
    res.status(500).json({ error: error.message || 'Erreur de génération de la liste de débitage' });
  }
}

/**
 * POST /api/plans/export-text
 * Export cutting list as text file
 */
export async function exportCuttingListText(req, res) {
  try {
    const { config, modules = [], colors = {} } = req.body;

    if (!config) {
      return res.status(400).json({ error: 'Configuration requise' });
    }

    const cuttingList = generateCuttingList(config, colors, modules);
    const textContent = formatCuttingListForExport(cuttingList);

    res.setHeader('Content-Type', 'text/plain; charset=utf-8');
    res.setHeader('Content-Disposition', 'attachment; filename="liste-debitage.txt"');
    res.send(textContent);

  } catch (error) {
    console.error('Export text error:', error);
    res.status(500).json({ error: error.message || 'Erreur d\'export' });
  }
}

/**
 * POST /api/plans/export-pdf
 * Export plans and cutting list as HTML (for PDF conversion)
 */
export async function exportPDFHtml(req, res) {
  try {
    const { config, modules = [], colors = {} } = req.body;

    if (!config) {
      return res.status(400).json({ error: 'Configuration requise' });
    }

    const cuttingList = generateCuttingList(config, colors, modules);
    const html = generatePDFHtml(config, modules, cuttingList);

    res.setHeader('Content-Type', 'text/html; charset=utf-8');
    res.send(html);

  } catch (error) {
    console.error('Export PDF error:', error);
    res.status(500).json({ error: error.message || 'Erreur d\'export PDF' });
  }
}