'use client';

import { useState, useEffect } from 'react';
import ChauffeurForm from './ChauffeurForm';

interface Chauffeur {
  id: string;
  nom: string;
  prenom: string;
  dateNaissance: string;
  telephone: string;
  email: string;
  adresse: string;
  heuresContrat: number;
  dateDebutContrat: string;
  dateFinContrat: string | null;
  heuresRestantes?: number;
  status?: string;
}

export default function ChauffeursTable() {
  const [chauffeurs, setChauffeurs] = useState<Chauffeur[]>([]);
  const [search, setSearch] = useState('');
  const [loading, setLoading] = useState(true);
  const [showForm, setShowForm] = useState(false);
  const [editingChauffeur, setEditingChauffeur] = useState<Chauffeur | null>(null);
  const [viewingChauffeur, setViewingChauffeur] = useState<Chauffeur | null>(null);

  const fetchChauffeurs = async (searchTerm: string = '') => {
    setLoading(true);
    try {
      const url = searchTerm
        ? `/api/chauffeurs?search=${encodeURIComponent(searchTerm)}`
        : '/api/chauffeurs';
      const response = await fetch(url);
      if (response.ok) {
        const data = await response.json();
        setChauffeurs(data);
      }
    } catch (error) {
      console.error('Erreur lors du chargement des chauffeurs:', error);
    } finally {
      setLoading(false);
    }
  };

  useEffect(() => {
    const timeoutId = setTimeout(() => {
      fetchChauffeurs(search);
    }, 300); // Debounce de 300ms pour la recherche

    return () => clearTimeout(timeoutId);
  }, [search]);

  useEffect(() => {
    fetchChauffeurs();
  }, []);

  const handleDelete = async (id: string) => {
    if (!confirm('Êtes-vous sûr de vouloir supprimer ce chauffeur ?')) {
      return;
    }

    try {
      const response = await fetch(`/api/chauffeurs/${id}`, {
        method: 'DELETE',
      });

      if (response.ok) {
        fetchChauffeurs(search);
      } else {
        alert('Erreur lors de la suppression');
      }
    } catch (error) {
      console.error('Erreur lors de la suppression:', error);
      alert('Erreur lors de la suppression');
    }
  };

  const handleEdit = (chauffeur: Chauffeur) => {
    setEditingChauffeur(chauffeur);
    setShowForm(true);
  };

  const handleView = async (id: string) => {
    try {
      const response = await fetch(`/api/chauffeurs/${id}`);
      if (response.ok) {
        const data = await response.json();
        setViewingChauffeur(data);
      }
    } catch (error) {
      console.error('Erreur lors de la récupération:', error);
    }
  };


  const handleFormClose = () => {
    setShowForm(false);
    setEditingChauffeur(null);
    fetchChauffeurs(search);
  };

  const getInitials = (nom: string, prenom: string) => {
    return `${prenom.charAt(0)}${nom.charAt(0)}`.toUpperCase();
  };

  const getStatusColor = (status: string) => {
    switch (status) {
      case 'Disponible':
        return 'bg-lgreen text-white';
      case 'Vacances':
        return 'bg-lblue text-white';
      case 'Arrêt Maladie':
        return 'bg-lorange text-white';
      default:
        return 'bg-gray-200 text-gray-700';
    }
  };

  const formatDate = (dateString: string) => {
    const date = new Date(dateString);
    return date.toLocaleDateString('fr-FR', { day: '2-digit', month: '2-digit', year: 'numeric' });
  };

  const getProgressPercentage = (restantes: number, total: number) => {
    return ((total - restantes) / total) * 100;
  };

  return (
    <>
      {/* Barre de recherche et actions */}
      <div className="bg-white rounded-lg shadow-sm p-4 mb-6">
        <div className="flex flex-col md:flex-row gap-4 items-center">
          {/* Barre de recherche */}
          <div className="flex-1 w-full md:w-auto">
            <div className="relative">
              <div className="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                <svg className="h-5 w-5 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" />
                </svg>
              </div>
              <input
                type="text"
                placeholder="Rechercher un chauffeur..."
                value={search}
                onChange={(e) => setSearch(e.target.value)}
                className="block w-full pl-10 pr-3 py-2 border border-gray-300 rounded-lg text-gray-900 placeholder-gray-400 focus:outline-none focus:ring-2 focus:ring-lblue focus:border-transparent"
              />
            </div>
          </div>

          {/* Boutons d'action */}
          <div className="flex gap-3">
            <button
              onClick={() => {
                setEditingChauffeur(null);
                setShowForm(true);
              }}
              className="flex items-center gap-2 px-4 py-2 bg-lgreen text-white rounded-lg hover:bg-dgreen transition-colors"
            >
              <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
              </svg>
              Nouveau chauffeur
            </button>
            <button className="flex items-center gap-2 px-4 py-2 bg-lblue text-white rounded-lg hover:bg-dblue transition-colors">
              <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4" />
              </svg>
              Importer
            </button>
            <button className="flex items-center gap-2 px-4 py-2 bg-lorange text-white rounded-lg hover:bg-dorange transition-colors">
              <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4-4m0 0l-4-4m4 4V4" />
              </svg>
              Exporter
            </button>
          </div>
        </div>
      </div>

      {/* Tableau */}
      <div className="bg-white rounded-lg shadow-sm overflow-hidden">
        {loading ? (
          <div className="p-8 text-center text-gray-500">Chargement...</div>
        ) : chauffeurs.length === 0 ? (
          <div className="p-8 text-center text-gray-500">Aucun chauffeur trouvé</div>
        ) : (
          <div className="overflow-x-auto">
            <table className="min-w-full divide-y divide-gray-200">
              <thead className="bg-gray-50">
                <tr>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">NOM</th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">CONTACT</th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">ADRESSE</th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">NOMBRES D'HEURES</th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">STATUS</th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">ACTIONS</th>
                </tr>
              </thead>
              <tbody className="bg-white divide-y divide-gray-200">
                {chauffeurs.map((chauffeur) => (
                  <tr key={chauffeur.id} className="hover:bg-gray-50">
                    <td className="px-6 py-4 whitespace-nowrap">
                      <div className="flex items-center gap-3">
                        <div className="w-10 h-10 rounded-full bg-lorange flex items-center justify-center text-white font-semibold">
                          {getInitials(chauffeur.nom, chauffeur.prenom)}
                        </div>
                        <div>
                          <div className="text-sm font-semibold text-gray-900">
                            {chauffeur.prenom} {chauffeur.nom}
                          </div>
                          <div className="text-sm text-gray-500">
                            Né le {formatDate(chauffeur.dateNaissance)}
                          </div>
                        </div>
                      </div>
                    </td>
                    <td className="px-6 py-4">
                      <div className="text-sm text-gray-900">{chauffeur.telephone}</div>
                      <div className="text-sm text-gray-500">{chauffeur.email}</div>
                    </td>
                    <td className="px-6 py-4">
                      <div className="text-sm text-gray-900">{chauffeur.adresse}</div>
                    </td>
                    <td className="px-6 py-4">
                      <div className="w-48">
                        <div className="flex items-center justify-between mb-1">
                          <span className="text-xs text-gray-600">
                            {chauffeur.heuresRestantes || chauffeur.heuresContrat}h restantes sur {chauffeur.heuresContrat}h
                          </span>
                        </div>
                        <div className="w-full bg-gray-200 rounded-full h-2">
                          <div
                            className="bg-lgreen h-2 rounded-full"
                            style={{ width: `${getProgressPercentage(chauffeur.heuresRestantes || chauffeur.heuresContrat, chauffeur.heuresContrat)}%` }}
                          ></div>
                        </div>
                      </div>
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap">
                      {chauffeur.status && (
                        <span className={`px-3 py-1 inline-flex text-xs leading-5 font-semibold rounded-full ${getStatusColor(chauffeur.status)}`}>
                          {chauffeur.status}
                        </span>
                      )}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm font-medium">
                      <div className="flex items-center gap-3">
                        <button
                          onClick={() => handleView(chauffeur.id)}
                          className="text-lblue hover:text-dblue"
                          title="Voir"
                        >
                          <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M15 12a3 3 0 11-6 0 3 3 0 016 0z" />
                            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z" />
                          </svg>
                        </button>
                        <button
                          onClick={() => handleEdit(chauffeur)}
                          className="text-lblue hover:text-dblue"
                          title="Modifier"
                        >
                          <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z" />
                          </svg>
                        </button>
                        <button
                          onClick={() => handleDelete(chauffeur.id)}
                          className="text-red-500 hover:text-red-700"
                          title="Supprimer"
                        >
                          <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
                          </svg>
                        </button>
                      </div>
                    </td>
                  </tr>
                ))}
              </tbody>
            </table>
          </div>
        )}
      </div>

      {/* Modal formulaire */}
      {showForm && (
        <ChauffeurForm
          chauffeur={editingChauffeur}
          onClose={handleFormClose}
        />
      )}

      {/* Modal vue détaillée */}
      {viewingChauffeur && (
        <div className="fixed inset-0 bg-black/60 backdrop-blur-sm flex items-center justify-center z-50 p-4 animate-fadeIn">
          <div className="bg-white rounded-lg shadow-xl max-w-3xl w-full max-h-[90vh] overflow-hidden flex flex-col animate-slideUp border border-gray-200">
            {/* Header sobre */}
            <div className="border-b border-gray-200 px-6 py-5 bg-white">
              <div className="flex items-center justify-between">
                <div className="flex items-center gap-4">
                  <div className="w-12 h-12 rounded-full bg-gray-100 flex items-center justify-center text-gray-700 font-semibold text-lg border-2 border-gray-200">
                    {getInitials(viewingChauffeur.nom, viewingChauffeur.prenom)}
                  </div>
                  <div>
                    <h2 className="text-xl font-semibold text-gray-900">
                      {viewingChauffeur.prenom} {viewingChauffeur.nom}
                    </h2>
                    <p className="text-sm text-gray-500 mt-0.5">
                      Informations détaillées du chauffeur
                    </p>
                  </div>
                </div>
                <button
                  onClick={() => setViewingChauffeur(null)}
                  className="text-gray-400 hover:text-gray-600 transition-colors p-1.5 hover:bg-gray-100 rounded"
                >
                  <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
                  </svg>
                </button>
              </div>
            </div>

            {/* Contenu scrollable */}
            <div className="flex-1 overflow-y-auto px-6 py-6">
              {/* Section Informations personnelles */}
              <div className="mb-8">
                <h3 className="text-sm font-semibold text-gray-900 mb-4 uppercase tracking-wide">
                  Informations personnelles
                </h3>
                <div className="space-y-3">
                  <div className="flex items-center py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Date de naissance</span>
                    </div>
                    <div className="flex-1 flex items-center gap-2">
                      <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M8 7V3m8 4V3m-9 8h10M5 21h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v12a2 2 0 002 2z" />
                      </svg>
                      <span className="text-sm text-gray-900 font-medium">{formatDate(viewingChauffeur.dateNaissance)}</span>
                    </div>
                  </div>

                  <div className="flex items-center py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Téléphone</span>
                    </div>
                    <div className="flex-1 flex items-center gap-2">
                      <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M3 5a2 2 0 012-2h3.28a1 1 0 01.948.684l1.498 4.493a1 1 0 01-.502 1.21l-2.257 1.13a11.042 11.042 0 005.516 5.516l1.13-2.257a1 1 0 011.21-.502l4.493 1.498a1 1 0 01.684.949V19a2 2 0 01-2 2h-1C9.716 21 3 14.284 3 6V5z" />
                      </svg>
                      <a href={`tel:${viewingChauffeur.telephone}`} className="text-sm text-gray-900 font-medium hover:text-lblue transition-colors">
                        {viewingChauffeur.telephone}
                      </a>
                    </div>
                  </div>

                  <div className="flex items-center py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Email</span>
                    </div>
                    <div className="flex-1 flex items-center gap-2">
                      <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z" />
                      </svg>
                      <a href={`mailto:${viewingChauffeur.email}`} className="text-sm text-gray-900 font-medium hover:text-lblue transition-colors break-all">
                        {viewingChauffeur.email}
                      </a>
                    </div>
                  </div>

                  <div className="flex items-start py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Adresse</span>
                    </div>
                    <div className="flex-1 flex items-start gap-2">
                      <svg className="h-4 w-4 text-gray-400 mt-0.5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M17.657 16.657L13.414 20.9a1.998 1.998 0 01-2.827 0l-4.244-4.243a8 8 0 1111.314 0z" />
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M15 11a3 3 0 11-6 0 3 3 0 016 0z" />
                      </svg>
                      <span className="text-sm text-gray-900 font-medium">{viewingChauffeur.adresse}</span>
                    </div>
                  </div>
                </div>
              </div>

              {/* Section Contrat */}
              <div className="mb-8">
                <h3 className="text-sm font-semibold text-gray-900 mb-4 uppercase tracking-wide">
                  Informations contractuelles
                </h3>
                <div className="space-y-3">
                  <div className="flex items-center py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Contrat d'heure</span>
                    </div>
                    <div className="flex-1 flex items-center gap-2">
                      <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z" />
                      </svg>
                      <span className="text-sm text-gray-900 font-semibold">{viewingChauffeur.heuresContrat}h</span>
                    </div>
                  </div>

                  <div className="flex items-center py-3 border-b border-gray-100">
                    <div className="w-32 flex-shrink-0">
                      <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Date de début</span>
                    </div>
                    <div className="flex-1 flex items-center gap-2">
                      <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M8 7V3m8 4V3m-9 8h10M5 21h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v12a2 2 0 002 2z" />
                      </svg>
                      <span className="text-sm text-gray-900 font-medium">{formatDate(viewingChauffeur.dateDebutContrat)}</span>
                    </div>
                  </div>

                  {viewingChauffeur.dateFinContrat && (
                    <div className="flex items-center py-3 border-b border-gray-100">
                      <div className="w-32 flex-shrink-0">
                        <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Date de fin</span>
                      </div>
                      <div className="flex-1 flex items-center gap-2">
                        <svg className="h-4 w-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M8 7V3m8 4V3m-9 8h10M5 21h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v12a2 2 0 002 2z" />
                        </svg>
                        <span className="text-sm text-gray-900 font-medium">{formatDate(viewingChauffeur.dateFinContrat)}</span>
                      </div>
                    </div>
                  )}

                  {viewingChauffeur.heuresRestantes !== undefined && (
                    <div className="flex items-center py-3 border-b border-gray-100">
                      <div className="w-32 flex-shrink-0">
                        <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Heures restantes</span>
                      </div>
                      <div className="flex-1">
                        <div className="flex items-center justify-between mb-2">
                          <span className="text-sm text-gray-900 font-medium">
                            {viewingChauffeur.heuresRestantes}h / {viewingChauffeur.heuresContrat}h
                          </span>
                        </div>
                        <div className="w-full bg-gray-100 rounded-full h-1.5">
                          <div
                            className="bg-lblue h-1.5 rounded-full"
                            style={{ width: `${getProgressPercentage(viewingChauffeur.heuresRestantes || viewingChauffeur.heuresContrat, viewingChauffeur.heuresContrat)}%` }}
                          ></div>
                        </div>
                      </div>
                    </div>
                  )}

                  {viewingChauffeur.status && (
                    <div className="flex items-center py-3">
                      <div className="w-32 flex-shrink-0">
                        <span className="text-xs font-medium text-gray-500 uppercase tracking-wide">Status</span>
                      </div>
                      <div className="flex-1 flex items-center gap-2">
                        <span className={`px-2.5 py-1 text-xs font-medium rounded ${getStatusColor(viewingChauffeur.status)}`}>
                          {viewingChauffeur.status}
                        </span>
                      </div>
                    </div>
                  )}
                </div>
              </div>
            </div>

            {/* Footer sobre */}
            <div className="border-t border-gray-200 px-6 py-4 bg-gray-50/50">
              <div className="flex justify-end gap-3">
                <button
                  onClick={() => setViewingChauffeur(null)}
                  className="px-4 py-2 text-sm font-medium text-gray-700 hover:text-gray-900 transition-colors"
                >
                  Fermer
                </button>
                <button
                  onClick={() => {
                    setViewingChauffeur(null);
                    handleEdit(viewingChauffeur);
                  }}
                  className="px-4 py-2 bg-lblue text-white text-sm font-medium rounded hover:bg-dblue transition-colors flex items-center gap-2"
                >
                  <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z" />
                  </svg>
                  Modifier
                </button>
              </div>
            </div>
          </div>
        </div>
      )}
    </>
  );
}
