// Fill out your copyright notice in the Description page of Project Settings.


#include "TangibleManager.h"
#include "TangibleInterface.h"
#include "DebugPrint.h"

using namespace DebugPrint;

UTangibleManager::UTangibleManager() {
	World = nullptr;
	ClassTangibleActor = nullptr;
	Actor = 0;
	Near = IdView();
}

void UTangibleManager::Init(UWorld *world, UClass* tanact) {
	World = world;
	ClassTangibleActor = tanact;
	Actor = 0;
	Near = IdView();
}

UlxTangible *UTangibleManager::GetTangible(int64 id) {
	UlxTangible **p = IdToTangible.Find(id);
	if (p == nullptr) {
		return nullptr;
	} else {
		return *p;
	}
}

UlxTangible *UTangibleManager::MakeTangible(int64 id) {
	UlxTangible *& p = IdToTangible.FindOrAdd(id);
	if (p == nullptr) {
		FVector location(0,0,0);
		FRotator rotation(0, 0, 0);
		FActorSpawnParameters params;
		AActor* a = World->SpawnActor(ClassTangibleActor, &location, &rotation, params);
		check(a != nullptr);
		check(a->GetClass()->ImplementsInterface(UlxTangibleInterface::StaticClass()));
		p = NewObject<UlxTangible>();
		p->Init(a, TEXT(""));
	}
	return p;
}

void UTangibleManager::DeleteTangible(int64 id) {
	// IMPLEMENT ME
}

UTangibleManager::IdArray UTangibleManager::GetLive() {
	IdArray result;
	result.SetNum(IdToTangible.Num());
	int next = 0;
	for (auto &pair : IdToTangible) {
		result[next++] = pair.Key;
	}
	return result;
}