import Log from '../util/Log';
import HookRepository from '@util/HookRepository';

let dialogTemplate = require('../../template/dialog.hbs');

export default class Dialog {
   private hookRepository = new HookRepository();

   private readonly id: string;

   private src;

   // @REVIEW name is maybe unnecessary
   public constructor(content: string, private unclosable: boolean = false, readonly name: string = '') {
      this.id = Dialog.generateId();

      this.src = dialogTemplate({
         id: this.id,
         name,
         content,
      });
   }

   public open() {
      if (this.getDom().length === 0) {
         $('body').append(this.src);

         this.onOpened();
      }

      return this.getDom();
   }

   public close() {
      if ($('#' + this.id).length > 0) {
         Log.debug('close dialog');

         $('#' + this.id).remove();

         this.hookRepository.trigger('closed');
      }
   }

   public resize() {}

   public getDom() {
      return $('.jsxc-dialog[data-name="' + this.name + '"]').find('.jsxc-dialog__content');
   }

   public append(content: string) {
      let dom = this.getDom();

      dom.append(content);
   }

   public getPromise(): Promise<{}> {
      return new Promise(() => {});
   }

   public registerOnClosedHook(hook: () => void) {
      this.hookRepository.registerHook('closed', hook);
   }

   private onOpened() {
      let self = this;
      let dom = this.getDom();

      if (this.unclosable) {
         dom.find('.jsxc-dialog-close').hide();
      }

      dom.find('.jsxc-js-close').click(function (ev) {
         ev.preventDefault();

         self.close();
      });

      dom.find('form').each(function () {
         let form = $(this);

         form.find('button[data-jsxc-loading-text]').each(function () {
            let btn = $(this);

            btn.on('btnloading.jsxc', function () {
               if (!btn.prop('disabled')) {
                  btn.prop('disabled', true);

                  btn.data('jsxc_value', btn.text());

                  btn.text(btn.attr('data-jsxc-loading-text'));
               }
            });

            btn.on('btnfinished.jsxc', function () {
               if (btn.prop('disabled')) {
                  btn.prop('disabled', false);

                  btn.text(btn.data('jsxc_value'));
               }
            });
         });
      });

      self.resize();

      $(document).trigger('complete.dialog.jsxc');
   }

   private static generateId(): string {
      let random = Math.round(Math.random() * Math.pow(10, 20)).toString();

      return 'dialog-' + random;
   }
}