import { onManageActiveEffect, prepareActiveEffectCategories } from "../system/effects.mjs";
import { VermineActorSheet } from "./actor-sheet.mjs";

/**
 * Extend the basic ActorSheet with some very simple modifications
 * @extends {ActorSheet}
 */
export class VermineCreatureSheet extends VermineActorSheet {

  /** @override */
  static get defaultOptions() {
    return foundry.utils.mergeObject(super.defaultOptions, {
      classes: ["vermine2047", "sheet", "actor", "creature"],
      template: "systems/vermine2047/templates/actor/actor-sheet.hbs",
      width: 650,
      height: 600,
      tabs: [{ navSelector: ".sheet-tabs", contentSelector: ".sheet-body", initial: "description" }]
    });
  }

  /** @override */
  get template() {
    return `systems/vermine2047/templates/actor/actor-${this.actor.type}-sheet.hbs`;
  }

  /* -------------------------------------------- */

  /** @override */
  getData() {
    // Retrieve the data structure from the base sheet. You can inspect or log
    // the context variable to see the structure, but some key properties for
    // sheets are the actor object, the data object, whether or not it's
    // editable, the items array, and the effects array.
    const context = super.getData();

    // Use a safe clone of the actor data for further operations.
    const actorData = this.actor.toObject(false);

    // Add the actor's data to context.data for easier access, as well as flags.
    context.system = actorData.system;
    context.flags = actorData.flags;
    context.config = CONFIG.VERMINE;

    // Prepare character data and items.
    if (actorData.type == 'character') {
      this._prepareItems(context);
      this._prepareCharacterData(context);
    }

    // Prepare NPC data and items.
    if (actorData.type == 'npc') {
      this._prepareItems(context);
    }

    // Prepare Creature data and items.
    if (actorData.type == 'creature') {
      this._prepareItems(context);
      this._prepareCreatureData(context);
    }

    // Add roll data for TinyMCE editors.
    context.rollData = context.actor.getRollData();

    // Prepare active effects
    context.effects = prepareActiveEffectCategories(this.actor.effects);

    return context;
  }

  /**
   * Organize and classify Items for Character sheets.
   *
   * @param {Object} actorData The actor to prepare.
   *
   * @return {undefined}
   */
  _prepareItems(context) {
    context.gear = this.actor.itemTypes['item'];
    context.traits = this.actor.itemTypes['trait'];
  }

  /**
   * Prepare Character type specific data.
   *
   * @param {Object} actorData The actor to prepare.
   *
   * @return {undefined}
   */
  _prepareCharacterData(context) {
    // Handle ability scores.
    for (let [k, v] of Object.entries(context.system.abilities)) {
      v.label = game.i18n.localize(context.system.abilities[k].label) ?? k;
    }
  }

  /**
   * Prepare Creature type specific data for the sheet.
   *
   * @param {Object} context The context data to prepare.
   * @return {undefined}
   */
  _prepareCreatureData(context) {
    if (this.actor.type !== 'creature') return;

    // Add computed values to context
    context.computed = context.system.computed || {};
    
    // Get labels for pattern, size, role
    const patternLevel = context.system.pattern?.value || 1;
    const sizeLevel = context.system.size?.value || 1;
    const roleLevel = context.system.role?.value || 1;
    const packLevel = context.system.pack?.value || 0;
    
    // Add pattern label
    const patternConfig = CONFIG.VERMINE.creaturePatternLevels[patternLevel];
    if (patternConfig) {
      context.patternLabel = game.i18n.localize(patternConfig.label);
    }
    
    // Add size label (using numeric for now)
    context.sizeLabel = sizeLevel;
    
    // Add role label
    const roleConfig = CONFIG.VERMINE.creatureRoleLevels[roleLevel];
    if (roleConfig) {
      context.roleLabel = game.i18n.localize(roleConfig.label);
    }
    
    // Add pack label
    context.packLabel = packLevel > 0 ? packLevel : game.i18n.localize('VERMINE.none');
  }

  /* -------------------------------------------- */

  /** @override */
  activateListeners(html) {
    super.activateListeners(html);

    html.find('.item-create').click(this._onItemCreate.bind(this));
  }

  async _onItemCreate(event) {
    event.preventDefault();
    const header = event.currentTarget;
    // Get the type of item to create.
    const type = header.dataset.type;
    // Grab any data associated with this control.
    const data = duplicate(header.dataset);
    // Initialize a default name.
    // const name = `New ${type.capitalize()}`;
    const name = game.i18n.localize('ITEMS.new_' + type);

    console.log('onItemCreate child', data.type, this.actor.type);
    // Prepare the item object.
    const itemData = {
      name: name,
      type: type,
      system: data
    };
    // Remove the type from the dataset since it's in the itemData.type prop.
    delete itemData.system["type"];

    // Finally, create the item!
    return await Item.create(itemData, { parent: this.actor });
  }

}