/**
 * Copyright (c) 2025 Dominic Masters
 * 
 * This software is released under the MIT License.
 * https://opensource.org/licenses/MIT
 */

#include "engine.h"
#include "util/memory.h"
#include "time/time.h"
#include "input/input.h"
#include "display/display.h"
#include "scene/scenemanager.h"
#include "asset/assetmanager.h"
#include "ui/ui.h"
#include "rpg/rpg.h"

engine_t ENGINE;

asset_t *outAsset;
ref_t outRef;

errorret_t engineInit(void) {
  memoryZero(&ENGINE, sizeof(engine_t));
  ENGINE.running = true;

  // Init systems. Order is important.
  timeInit();
  inputInit();
  errorChain(assetManagerInit());
  errorChain(displayInit());
  errorChain(uiInit());
  errorChain(rpgInit());
  errorChain(sceneManagerInit());

  errorOk();
}

errorret_t engineUpdate(void) {
  timeUpdate();
  inputUpdate();
  assetManagerUpdate();
  
  rpgUpdate();
  uiUpdate();
  sceneManagerUpdate();
  errorChain(displayUpdate());

  if(inputPressed(INPUT_ACTION_RAGEQUIT)) ENGINE.running = false;

  errorOk();
}

void engineExit(void) {
  ENGINE.running = false;
}

errorret_t engineDispose(void) {
  sceneManagerDispose();
  rpgDispose();
  uiDispose();
  errorChain(displayDispose());
  assetManagerDispose();
  errorOk();
}