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package fi.evolver.ai.vaadin.component;

import com.vaadin.flow.component.Html;
import com.vaadin.flow.component.UI;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.button.ButtonVariant;
import com.vaadin.flow.component.dialog.Dialog;
import com.vaadin.flow.component.html.H2;
import com.vaadin.flow.component.orderedlayout.FlexComponent;
import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
import com.vaadin.flow.component.orderedlayout.VerticalLayout;

import fi.evolver.ai.vaadin.component.i18n.VaadinTranslations;


public class FileInfoDialogUtils {

	private FileInfoDialogUtils() {}

	public static Dialog createFileInfoDialog(VaadinTranslations t) {
		Dialog dialog = new Dialog();
		dialog.getElement().setAttribute("aria-label", UI.getCurrent().getTranslation("component.fileInfoDialog.label"));

		VerticalLayout dialogLayout = createDialogLayout(dialog, t);
		dialog.add(dialogLayout);

		return dialog;
	}

	private static VerticalLayout createDialogLayout(Dialog dialog, VaadinTranslations t) {
		VerticalLayout dialogLayout = createDialogBaseLayout(t);

		Button confirmButton = new Button("OK", e -> {
			dialog.close();
		});

		confirmButton.addThemeVariants(ButtonVariant.LUMO_PRIMARY);
		HorizontalLayout buttonLayout = new HorizontalLayout(confirmButton);
		buttonLayout.setJustifyContentMode(FlexComponent.JustifyContentMode.CENTER);

		dialogLayout.add(buttonLayout);

		return dialogLayout;
	}

	public static VerticalLayout createDialogBaseLayout(VaadinTranslations t) {
		H2 heading = new H2(t.getTranslation("component.fileInfoDialog.title"));
		heading.getStyle()
			.set("margin", "var(--lumo-space-m) 0 0 0")
			.set("font-size", "1.5em").set("font-weight", "bold");

		VerticalLayout contentLayout = new VerticalLayout(new Html(createDialogContent(t)));
		contentLayout.setSpacing(false);
		contentLayout.setPadding(false);
		contentLayout.setAlignItems(FlexComponent.Alignment.STRETCH);

		VerticalLayout dialogLayout = new VerticalLayout(heading, contentLayout);
		dialogLayout.setPadding(false);
		dialogLayout.setAlignItems(FlexComponent.Alignment.STRETCH);
		dialogLayout.getStyle().set("width", "300px").set("max-width", "100%");

		return dialogLayout;
	}

	private static String createDialogContent(VaadinTranslations t) {
		return """
		
			%s
			.c, .cpp, .css, .csv, .docx, .gif, .html, .java, .jpeg, .jpg, .js, .json, .md, .pdf, .php, .png, .pptx, .py, .rb, .tar, .tex, .ts, .txt, .xlsx, .xml, .zip
		
		""".formatted(t.getTranslation("component.fileInfoDialog.content"));
	}

}