/**
 * Traveller NPC Generator - Dialogue de génération
 * 
 * Ce fichier contient le dialogue pour générer des PNJ Traveller.
 */

import { generateAndCreateTravellerNpc } from './travellerNpcGenerator.js';
import {
  CITIZEN_CATEGORY_LIST,
  EXPERIENCE_LEVEL_LIST,
  ROLE_LIST,
  GENDER_LIST,
  DEFAULT_OPTIONS,
  generateRandomName,
  CITIZEN_CATEGORY_LABELS_FR,
  EXPERIENCE_LEVEL_LABELS_FR,
  ROLE_LABELS_FR,
  GENDER_LABELS_FR
} from './data/travellerNpcGenerator.js';

const { ApplicationV2, HandlebarsApplicationMixin } = foundry.applications.api;
const MODULE_ID = 'mgt2-compendium-amiral-denisov';

export class TravellerNpcDialog extends HandlebarsApplicationMixin(ApplicationV2) {
  static DEFAULT_OPTIONS = {
    id: 'mgt2-traveller-npc',
    classes: ['mgt2-npc-dialog', 'mgt2-traveller-npc-dialog'],
    position: {
      width: 700,
      height: 'auto',
    },
    window: {
      title: 'Générateur de PNJ Traveller – MgT2e',
      resizable: true,
    },
  };

  static PARTS = {
    main: {
      template: `modules/${MODULE_ID}/templates/traveller-npc-dialog.hbs`,
      root: true,
    },
  };

  constructor(options = {}) {
    super(options);
    
    // Form data avec valeurs par défaut
    this._formData = {
      citizenCategory: options.citizenCategory || DEFAULT_OPTIONS.citizenCategory,
      experience: options.experience || DEFAULT_OPTIONS.experience,
      role: options.role || DEFAULT_OPTIONS.role,
      gender: options.gender || DEFAULT_OPTIONS.gender,
      firstName: options.firstName || '',
      surname: options.surname || '',
      useRandomName: options.useRandomName !== false,
      createActor: options.createActor !== undefined ? options.createActor : DEFAULT_OPTIONS.createActor,
      actorName: options.actorName || '',
      openCreatedActor: options.openCreatedActor !== undefined ? options.openCreatedActor : DEFAULT_OPTIONS.openCreatedActor,
    };

    // Bind les méthodes pour éviter les problèmes de contexte
    this._readForm = this._readForm.bind(this);
    this._handleGenerate = this._handleGenerate.bind(this);
    this._randomizeName = this._randomizeName.bind(this);
    this._applyThemeStyles = this._applyThemeStyles.bind(this);
    this._getForm = this._getForm.bind(this);
  }

  async _prepareContext() {
    registerHandlebarsHelpers();
    return {
      ...this._formData,
      citizenCategories: CITIZEN_CATEGORY_LIST.map(c => ({
        key: c.key,
        label: CITIZEN_CATEGORY_LABELS_FR[c.key] || c.label,
        description: c.description
      })),
      experienceLevels: EXPERIENCE_LEVEL_LIST.map(e => ({
        key: e.key,
        label: EXPERIENCE_LEVEL_LABELS_FR[e.key] || e.label,
        description: e.description
      })),
      roles: ROLE_LIST.map(r => ({
        key: r.key,
        label: ROLE_LABELS_FR[r.key] || r.label,
        description: r.description
      })),
      genders: GENDER_LIST.map(g => ({
        key: g.key,
        label: GENDER_LABELS_FR[g.key] || g.label
      }))
    };
  }

  async _onRender(context, options) {
    await super._onRender(context, options);
    const html = this._getForm();
    if (!html?.length) return;
    
    html.addClass('mgt2-traveller-npc-form');
    this._applyThemeStyles(html);

    // Gestion des événements
    html.find('[data-action="generate-traveller-npc"]').on('click', async (event) => {
      event.preventDefault();
      this._readForm(html);
      await this._handleGenerate();
    });

    html.find('[data-action="randomize-name"]').on('click', (event) => {
      event.preventDefault();
      this._randomizeName(html);
    });

    // Gestion du basculement entre nom aléatoire et nom personnalisé
    html.find('[name="useRandomName"]').on('change', (event) => {
      const useRandom = event.target.checked;
      this._formData.useRandomName = useRandom;
      html.find('.name-fields').toggleClass('hidden', useRandom);
    });

    // Initialiser l'affichage des champs de nom
    html.find('.name-fields').toggleClass('hidden', this._formData.useRandomName);
  }

  _getForm() {
    return $(this.element).find('.window-content');
  }

  _applyThemeStyles(html) {
    // Les styles sont maintenant gérés par CSS, cette méthode peut être vide
    // ou utilisée pour des ajustements spécifiques si nécessaire
    // Les styles de base sont cohérents avec mgt2-npc-dialog et mgt2-commerce-dialog
  }

  _readForm(html) {
    this._formData.citizenCategory = html.find('[name="citizenCategory"]').val();
    this._formData.experience = html.find('[name="experience"]').val();
    this._formData.role = html.find('[name="role"]').val();
    this._formData.gender = html.find('[name="gender"]').val();
    this._formData.firstName = html.find('[name="firstName"]').val();
    this._formData.surname = html.find('[name="surname"]').val();
    this._formData.useRandomName = html.find('[name="useRandomName"]').is(':checked');
    this._formData.createActor = html.find('[name="createActor"]').is(':checked');
    this._formData.actorName = html.find('[name="actorName"]').val();
    this._formData.openCreatedActor = html.find('[name="openCreatedActor"]').is(':checked');
  }

  _randomizeName(html) {
    const name = generateRandomName(this._formData.gender);
    html.find('[name="firstName"]').val(name.firstName);
    html.find('[name="surname"]').val(name.surname);
    this._formData.firstName = name.firstName;
    this._formData.surname = name.surname;
    this._formData.useRandomName = false;
    html.find('[name="useRandomName"]').prop('checked', false);
    html.find('.name-fields').removeClass('hidden');
  }

  async _handleGenerate() {
    const button = $(this.element).find('[data-action="generate-traveller-npc"]');
    const originalLabel = button.html();
    
    try {
      // Désactiver le bouton pendant la génération
      button.prop('disabled', true).html('<i class="fas fa-spinner fa-spin"></i> Génération...');
      
      // Préparer les options de génération
      const generateOptions = {
        citizenCategory: this._formData.citizenCategory,
        experience: this._formData.experience,
        role: this._formData.role,
        gender: this._formData.gender,
        createActor: this._formData.createActor,
        actorName: this._formData.actorName,
        openCreatedActor: this._formData.openCreatedActor
      };
      
      // Si on n'utilise pas de nom aléatoire, passer le nom personnalisé
      if (!this._formData.useRandomName && this._formData.firstName && this._formData.surname) {
        generateOptions.firstName = this._formData.firstName;
        generateOptions.surname = this._formData.surname;
      }
      
      // Générer le PNJ
      const result = await generateAndCreateTravellerNpc(generateOptions);
      
      if (result.success) {
        // Afficher le résultat dans le chat
        await this._postToChatResult(result);
        
        if (result.createdActor) {
          ui.notifications.info(`Fiche PNJ Traveller créée : ${result.createdActor.name}`);
        }
      } else {
        ui.notifications.error('Erreur lors de la génération du PNJ Traveller');
      }
    } catch (error) {
      console.error(`${MODULE_ID} | Erreur lors de la génération du PNJ Traveller:`, error);
      ui.notifications.error(`Erreur: ${error.message}`);
    } finally {
      // Réactiver le bouton
      button.prop('disabled', false).html(originalLabel);
    }
  }

  async _postToChatResult(data) {
    registerHandlebarsHelpers();
    const html = await foundry.applications.handlebars.renderTemplate(
      `modules/${MODULE_ID}/templates/traveller-npc-result.hbs`,
      data
    );

    await ChatMessage.create({
      content: html,
      speaker: ChatMessage.getSpeaker(),
      flags: { [MODULE_ID]: { type: 'traveller-npc-result' } },
    });
  }
}

// ============================================================================
// Helper functions
// ============================================================================

// Import des données pour les helpers
import { CHARACTERISTIC_LIST, UPP_ORDER } from './data/travellerNpcGenerator.js';

let helpersRegistered = false;

function registerHandlebarsHelpers() {
  if (helpersRegistered) return;
  helpersRegistered = true;

  // Helper pour comparer deux valeurs
  Handlebars.registerHelper('eq', (a, b) => a === b);
  
  // Helper pour rejoindre un tableau
  Handlebars.registerHelper('join', (arr, sep) => (Array.isArray(arr) ? arr.join(sep) : ''));
  
  // Helper pour vérifier si une valeur contient du texte
  Handlebars.registerHelper('contains', (text, search) => String(text ?? '').includes(search));
  
  // Helper pour vérifier si a > b
  Handlebars.registerHelper('gt', (a, b) => a > b);
  
  // Helper pour afficher le niveau de compétence avec un symbole
  Handlebars.registerHelper('skillLevelSymbol', (level) => {
    if (level === 0) return '';
    if (level === 1) return '★';
    if (level === 2) return '★★';
    if (level === 3) return '★★★';
    return `+${level}`;
  });
  
  // Helper pour formater le DM
  Handlebars.registerHelper('formatDm', (value) => {
    const dm = Math.floor((value - 6) / 3);
    return dm >= 0 ? `+${dm}` : `${dm}`;
  });
  
  // Helper pour obtenir la classe CSS du niveau de compétence
  Handlebars.registerHelper('skillLevelClass', (level) => {
    if (level === 3) return 'skill-level-3';
    if (level === 2) return 'skill-level-2';
    if (level === 1) return 'skill-level-1';
    return 'skill-level-0';
  });
  
  // Helper pour lookup dans un objet
  Handlebars.registerHelper('lookup', (obj, key) => {
    if (!obj || !key) return '';
    return obj[key] !== undefined ? obj[key] : '';
  });
}

// Exporter pour pouvoir l'ouvrir depuis d'autres modules
export function openTravellerNpcDialog(options = {}) {
  new TravellerNpcDialog(options).render({ force: true });
}