#include "conclusion_field.h"
#include "core/config/engine.h"
#include "you_done_it/pinned_photo.h"
#include "you_done_it/ydi_networking.h"

String const ConclusionField::sig_selection_changed{ "selection_changed" };

void ConclusionField::_bind_methods() {
	ADD_SIGNAL(MethodInfo(sig_selection_changed, PropertyInfo(Variant::INT, "new_value", PROPERTY_HINT_ENUM, NetworkData::ClueID_hint())));
	ClassDB::bind_method(D_METHOD("is_filled"), &self_type::is_filled);
	ClassDB::bind_method(D_METHOD("get_current_clue"), &self_type::get_current_clue);
}

void ConclusionField::enter_tree() {
	connect("body_entered", callable_mp(this, &self_type::on_body_entered));
	connect("body_exited", callable_mp(this, &self_type::on_body_exited));
}

void ConclusionField::on_body_entered(Node2D *node) {
	if (PinnedPhoto * photo{ cast_to<PinnedPhoto>(node) }) {
		photo->push_conclusion_slot(this);
	}
}

void ConclusionField::on_body_exited(Node2D *node) {
	if (PinnedPhoto * photo{ cast_to<PinnedPhoto>(node) }) {
		photo->pull_conclusion_slot(this);
	}
}

void ConclusionField::_notification(int what) {
	if (Engine::get_singleton()->is_editor_hint()) {
		return;
	}
	switch (what) {
		default:
			return;
		case NOTIFICATION_ENTER_TREE:
			enter_tree();
			return;
	}
}

void ConclusionField::notify_photo_dropped(PinnedPhoto *photo) {
	this->photo = photo;
	emit_signal(sig_selection_changed, this->photo->get_clue());
}

void ConclusionField::notify_photo_picked(PinnedPhoto *photo) {
	if (photo == this->photo) {
		this->photo = nullptr;
		emit_signal(sig_selection_changed, NetworkData::CLUE_MAX);
	}
}

bool ConclusionField::is_filled() const {
	return this->photo;
}

NetworkData::ClueID ConclusionField::get_current_clue() const {
	if (!this->photo) {
		return NetworkData::CLUE_MAX;
	} else {
		return photo->get_clue();
	}
}