package envoy.client.ui.settings;

import javafx.event.EventHandler;
import javafx.scene.control.*;
import javafx.scene.input.InputEvent;

import envoy.event.IssueProposal;

/**
 * This class offers the option for users to submit a bug report. Only the title of a bug is needed
 * to be sent.
 *
 * @author Leon Hofmeister
 * @since Envoy Client v0.2-beta
 */
public final class BugReportPane extends OnlineOnlySettingsPane {

	private final Label		titleLabel				= new Label("Suggest a title for the bug:");
	private final TextField	titleTextField			= new TextField();
	private final Label		pleaseExplainLabel		=
		new Label("Paste here the log of what went wrong and/ or explain what went wrong:");
	private final TextArea	errorDetailArea			= new TextArea();
	private final CheckBox	showUsernameInBugReport	=
		new CheckBox("Show your username in the bug report?");
	private final Button	submitReportButton		= new Button("Submit report");

	private final EventHandler<? super InputEvent> inputEventHandler =
		e -> submitReportButton.setDisable(titleTextField.getText().isBlank());

	/**
	 * Creates a new {@code BugReportPane}.
	 *
	 * @since Envoy Client v0.2-beta
	 */
	public BugReportPane() {
		super("Report a bug");
		setSpacing(10);
		setToolTipText("A bug can only be reported while being online");

		// Displaying the label to ask for a title
		titleLabel.setWrapText(true);
		getChildren().add(titleLabel);

		// Displaying the TextField where to enter the title of this bug
		titleTextField.setOnKeyTyped(inputEventHandler);
		titleTextField.setOnInputMethodTextChanged(inputEventHandler);
		getChildren().add(titleTextField);

		// Displaying the label to ask for clarification
		pleaseExplainLabel.setWrapText(true);
		getChildren().add(pleaseExplainLabel);

		// Displaying the TextArea where to enter the log and/or own description
		errorDetailArea.setWrapText(true);
		getChildren().add(errorDetailArea);

		// Displaying the consent button that your user name will be shown
		showUsernameInBugReport.setSelected(true);
		getChildren().add(showUsernameInBugReport);

		// Displaying the submitReportButton
		submitReportButton.setDisable(true);
		submitReportButton.setOnAction(e -> {
			String title = titleTextField.getText(), description = errorDetailArea.getText();
			client.send(
				showUsernameInBugReport.isSelected() ? new IssueProposal(title, description, true)
					: new IssueProposal(title, description, client.getSender().getName(), true));
		});
		getChildren().add(submitReportButton);
	}
}