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/**
 * MessagesModule.java
  This program is free software: you can redistribute it
 * and/or modify it under the terms of the GNU General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any later version; or,
 * at your choice, under the terms of the Mozilla Public License, v. 2.0. SPDX GPL-3.0+ or MPL-2.0+.
 * 
  This program is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE. See the GNU General Public License and the Mozilla Public License for more details. 
 *  You should have received a copy of the GNU General Public License and the Mozilla Public
 * License along with this program. If not, see http://www.gnu.org/licenses/
 * and at http://mozilla.org/MPL/2.0 . 
  NB: for the
 * © statement, include Easy Innova SL or other company/Person contributing the code. 
  ©
 * 2015 Easy Innova, SL 
 *
 * @author Adrià Llorens
 * @version 1.0
 * @since 23/7/2015
 */

package dpfmanager.shell.modules.messages;

import dpfmanager.shell.core.DPFManagerProperties;
import dpfmanager.shell.core.adapter.CustomErrorHandler;
import dpfmanager.shell.core.adapter.DpfModule;
import dpfmanager.shell.core.config.BasicConfig;
import dpfmanager.shell.core.config.GuiConfig;
import dpfmanager.shell.core.messages.DpfMessage;
import dpfmanager.shell.core.util.TextAreaAppender;
import dpfmanager.shell.interfaces.gui.workbench.DpfCloseEvent;
import dpfmanager.shell.interfaces.gui.workbench.GuiWorkbench;
import dpfmanager.shell.modules.messages.core.AlertsManager;
import dpfmanager.shell.modules.messages.core.MessagesService;
import dpfmanager.shell.modules.messages.messages.AlertMessage;
import dpfmanager.shell.modules.messages.messages.CloseMessage;
import dpfmanager.shell.modules.messages.messages.ExceptionMessage;
import dpfmanager.shell.modules.messages.messages.JacpExceptionMessage;
import dpfmanager.shell.modules.messages.messages.LogMessage;
import javafx.application.Platform;
import javafx.scene.control.Alert;
import javafx.scene.control.ButtonBar;
import javafx.scene.control.ButtonType;
import javafx.stage.WindowEvent;

import org.jacpfx.api.annotations.Resource;
import org.jacpfx.api.annotations.component.Component;
import org.jacpfx.api.annotations.lifecycle.PostConstruct;
import org.jacpfx.rcp.context.Context;
import org.springframework.beans.factory.annotation.Autowired;

import java.util.Optional;
import java.util.ResourceBundle;

/**
 * Created by Adrià Llorens on 25/02/2016.
 */
@Component(id = BasicConfig.MODULE_MESSAGE,
    name = BasicConfig.MODULE_MESSAGE,
    active = true)
public class MessagesModule extends DpfModule {

  @Resource
  protected Context context;

  @Autowired
  private MessagesService service;

  @Override
  public void handleMessage(DpfMessage dpfMessage) {
    if (dpfMessage.isTypeOf(LogMessage.class)) {
      tractLogMessage(dpfMessage.getTypedMessage(LogMessage.class));
    } else if (dpfMessage.isTypeOf(AlertMessage.class)) {
      tractAlertMessage(dpfMessage.getTypedMessage(AlertMessage.class));
    } else if (dpfMessage.isTypeOf(ExceptionMessage.class)) {
      tractExceptionMessage(dpfMessage.getTypedMessage(ExceptionMessage.class));
    } else if (dpfMessage.isTypeOf(JacpExceptionMessage.class)) {
      tractGuiExceptionMessage(dpfMessage.getTypedMessage(JacpExceptionMessage.class));
    } else if (dpfMessage.isTypeOf(CloseMessage.class)) {
      CloseMessage cm = dpfMessage.getTypedMessage(CloseMessage.class);
      if (cm.isThreading()) {
        if (cm.isAsk()){
          askForCloseThreading();
        } else {
          context.send(GuiConfig.PERSPECTIVE_PERIODICAL + "." + GuiConfig.COMPONENT_PERIODICAL, new CloseMessage(CloseMessage.Type.PERIODICAL));
        }
      } else if (cm.isPeriodical()) {
        if (cm.isAsk()){
          askForClosePeriodical();
        } else {
          context.send(GuiConfig.PERSPECTIVE_INTEROPERABILITY + "." + GuiConfig.COMPONENT_INTEROPERABILITY, new CloseMessage(CloseMessage.Type.CONFORMANCES));
        }
      } else if (cm.isConformances()) {
        if (cm.isAsk()){
          askForCloseConformances();
        } else {
          closeNow();
        }
      }
    }
  }

  private void closeNow() {
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        GuiWorkbench.getMyStage().fireEvent(new DpfCloseEvent(
            GuiWorkbench.getMyStage(),
            WindowEvent.WINDOW_CLOSE_REQUEST
        ));
      }
    });
  }

  private void askForCloseThreading() {
    ResourceBundle bundle = DPFManagerProperties.getBundle();
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        Alert alert = AlertsManager.createAskAlert(bundle.getString("askAlertRunning"), bundle.getString("askAlertQuestion"));
        Optional result = alert.showAndWait();
        if (result.get().getButtonData().equals(ButtonBar.ButtonData.YES)) {
          context.send(GuiConfig.PERSPECTIVE_PERIODICAL + "." + GuiConfig.COMPONENT_PERIODICAL, new CloseMessage(CloseMessage.Type.PERIODICAL));
        }
      }
    });
  }

  private void askForClosePeriodical() {
    ResourceBundle bundle = DPFManagerProperties.getBundle();
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        Alert alert = AlertsManager.createAskAlert(bundle.getString("askAlertPeriodical"), bundle.getString("askAlertPeriodicalContent"));
        Optional result = alert.showAndWait();
        if (result.get().getButtonData().equals(ButtonBar.ButtonData.YES)) {
          closeNow();
        }
      }
    });
  }

  private void askForCloseConformances() {
    ResourceBundle bundle = DPFManagerProperties.getBundle();
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        Alert alert = AlertsManager.createAskAlert(bundle.getString("askAlertConformances"), bundle.getString("askAlertConformancesContent"));
        Optional result = alert.showAndWait();
        if (result.get().getButtonData().equals(ButtonBar.ButtonData.YES)) {
          closeNow();
        }
      }
    });
  }

  private void tractLogMessage(LogMessage lm) {
    if (lm.hasTextArea() && !TextAreaAppender.hasTextArea()) {
      // Init text area handler
      TextAreaAppender.setTextArea(lm.getTextArea());
      // Init JacpFX Error handler
      CustomErrorHandler.setContext(context);
    } else {
      service.logMessage(lm);
    }
  }

  private void tractExceptionMessage(ExceptionMessage em) {
    // Show in console
    service.exceptionMessage(em);

    // Show alert
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        Alert alert = AlertsManager.createExceptionAlert(em);
        alert.show();
      }
    });
  }

  private void tractGuiExceptionMessage(JacpExceptionMessage jm) {
    // Show in console
    service.systemOut(jm.getHeader());
    service.systemOut(jm.getThrowable().getMessage());
    service.systemOut(AlertsManager.getThrowableText(jm.getThrowable()));
  }

  private void tractAlertMessage(AlertMessage am) {
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        Alert alert;
        // Create alert
        if (am.getType().equals(AlertMessage.Type.CONFIRMATION)) {
          alert = AlertsManager.createConfirmationAlert(am);
        } else {
          alert = AlertsManager.createSimpleAlert(am);
        }

        // Show alert
        if (!am.getType().equals(AlertMessage.Type.CONFIRMATION)) {
          alert.showAndWait();
          if (am.getNext() != null){
            context.send(am.getTarget(), am.getNext());
          }
        } else {
          Optional result = alert.showAndWait();
          am.setResult(result.get().getButtonData().equals(ButtonBar.ButtonData.YES));
          context.send(am.getSourceId(), am);
        }
      }
    });
  }

  @PostConstruct
  public void onPostConstructComponent(final ResourceBundle resourceBundle) {
  }

  @Override
  public Context getContext() {
    return context;
  }

}