import ManagedObject from 'sap/ui/base/ManagedObject';
import Dialog from 'sap/m/Dialog';
import Select from 'sap/m/Select';
import Button from 'sap/m/Button';
import Text from 'sap/m/Text';
import Item from 'sap/ui/core/Item';
import ResourceModel from 'sap/ui/model/resource/ResourceModel';
import ResourceBundle from 'sap/base/i18n/ResourceBundle';

/**
 * @namespace cc.spreadsheetimporter.v2_4_0
 */
export default class TableSelector extends ManagedObject {
  private _tables: any[] = [];
  private _i18nModel: ResourceModel;

  constructor(view: any) {
    super();
    this._tables = this._getTableObject(view);
    this._i18nModel = new ResourceModel({
      bundleName: 'cc.spreadsheetimporter.v2_4_0.i18n.i18n'
    });
  }

  public getTables(): any[] {
    return this._tables;
  }

  public chooseTable(): Promise<any> {
    return new Promise((resolve, reject) => {
      if (this._tables.length === 0) {
        reject(new Error('No tables found'));
      }
      if (this._tables.length === 1) {
        resolve(this._tables[0]);
      }
      const select = new Select();

      this._tables.forEach(table => {
        select.addItem(
          new Item({
            key: table.getId(),
            text: table.getBinding('items').getPath()
          })
        );
      });

      const i18n = this._i18nModel.getResourceBundle() as ResourceBundle;

      const dialog = new Dialog({
        title: i18n.getText('spreadsheetimporter.tableSelectorDialogTitle'),
        type: 'Message',
        content: [select],
        beginButton: new Button({
          text: i18n.getText('spreadsheetimporter.ok'),
          press: () => {
            const selectedKey = select.getSelectedKey();
            const selectedTable = this._tables.find(table => table.getId() === selectedKey);
            resolve(selectedTable);
            dialog.close();
          }
        }),
        afterClose: () => dialog.destroy(),
        endButton: new Button({
          text: i18n.getText('close'),
          press: () => {
            reject(new Error(i18n.getText('close')));
            dialog.close();
          }
        })
      }) as Dialog;

      dialog.open();
    });
  }

  private _getTableObject(view: any) {
    return view.findAggregatedObjects(true, function (object: any) {
      return object.isA('sap.m.Table') || object.isA('sap.ui.table.Table') || object.isA('sap.m.List');
    });
  }

  public get tables(): any[] {
    return this._tables;
  }
  public set tables(value: any[]) {
    this._tables = value;
  }
}