/*************************************************************************/
/*  openxr_select_interaction_profile_dialog.cpp                         */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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#include "openxr_select_interaction_profile_dialog.h"

void OpenXRSelectInteractionProfileDialog::_bind_methods() {
	ADD_SIGNAL(MethodInfo("interaction_profile_selected", PropertyInfo(Variant::STRING, "interaction_profile")));
}

void OpenXRSelectInteractionProfileDialog::_notification(int p_what) {
	switch (p_what) {
		case NOTIFICATION_ENTER_TREE:
		case NOTIFICATION_THEME_CHANGED: {
			scroll->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), SNAME("Tree")));
		} break;
	}
}

void OpenXRSelectInteractionProfileDialog::_on_select_interaction_profile(const String p_interaction_profile) {
	if (selected_interaction_profile != "") {
		NodePath button_path = ip_buttons[selected_interaction_profile];
		Button *button = Object::cast_to<Button>(get_node(button_path));
		if (button != nullptr) {
			button->set_flat(true);
		}
	}

	selected_interaction_profile = p_interaction_profile;

	if (selected_interaction_profile != "") {
		NodePath button_path = ip_buttons[selected_interaction_profile];
		Button *button = Object::cast_to<Button>(get_node(button_path));
		if (button != nullptr) {
			button->set_flat(false);
		}
	}
}

void OpenXRSelectInteractionProfileDialog::open(PackedStringArray p_do_not_include) {
	int available_count = 0;

	// out with the old...
	while (main_vb->get_child_count() > 0) {
		memdelete(main_vb->get_child(0));
	}

	selected_interaction_profile = "";
	ip_buttons.clear();

	// in with the new
	PackedStringArray interaction_profiles = OpenXRInteractionProfileMetaData::get_singleton()->get_interaction_profile_paths();
	for (int i = 0; i < interaction_profiles.size(); i++) {
		String path = interaction_profiles[i];
		if (!p_do_not_include.has(path)) {
			Button *ip_button = memnew(Button);
			ip_button->set_flat(true);
			ip_button->set_text(OpenXRInteractionProfileMetaData::get_singleton()->get_profile(path)->display_name);
			ip_button->connect("pressed", callable_mp(this, &OpenXRSelectInteractionProfileDialog::_on_select_interaction_profile).bind(path));
			main_vb->add_child(ip_button);

			ip_buttons[path] = ip_button->get_path();
			available_count++;
		}
	}

	if (available_count == 0) {
		// give warning that we have all profiles selected

	} else {
		// TODO maybe if we only have one, auto select it?

		popup_centered();
	}
}

void OpenXRSelectInteractionProfileDialog::ok_pressed() {
	if (selected_interaction_profile == "") {
		return;
	}

	emit_signal("interaction_profile_selected", selected_interaction_profile);

	hide();
}

OpenXRSelectInteractionProfileDialog::OpenXRSelectInteractionProfileDialog() {
	set_title("Select an interaction profile");

	scroll = memnew(ScrollContainer);
	scroll->set_custom_minimum_size(Size2(600.0, 400.0));
	add_child(scroll);

	main_vb = memnew(VBoxContainer);
	// main_vb->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	scroll->add_child(main_vb);
}