// IAEngine: 2D Game Engine by IA
// Copyright (C) 2025 IASoft (PVT) LTD (oss@iasoft.dev)
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

#include <Editor.hpp>
#include <UI/View/Scene.hpp>

#include <RenderCore/RenderCore.hpp>

#include <IAEngine/LibInterface.hpp>

namespace ia::iae
{
    VOID View_Scene::Initialize()
    {
        SetName("Scene");
        SetIcon(ICON_FA_HASHTAG);

        IAEngine::__Initialize(SCENE_EDITOR_RESOULTION, Editor::Instance().GetActiveProject()->AssetDirectory());

        m_gamePreviewTexture = new RDC_Texture(RDC_Texture::EType::SAMPLED, SCENE_EDITOR_RESOULTION.x, SCENE_EDITOR_RESOULTION.y);
    }

    VOID View_Scene::Terminate()
    {
        delete m_gamePreviewTexture;
    }

    VOID View_Scene::Render()
    {
        PreRender();

        ImGui::Image(m_gamePreviewTexture->GetHandle(), {SCENE_EDITOR_RESOULTION.x, SCENE_EDITOR_RESOULTION.y});

        PostRender();
    }

    VOID View_Scene::Update()
    {
        STATIC INT32 frameCounter{0};

        IAEngine::__Update();

        frameCounter++;
        if (frameCounter >= 60)
        {
            frameCounter = 0;
            IAEngine::__FixedUpdate();
        }

        IAEngine::__RenderToTexture(m_gamePreviewTexture->GetHandle());
    }

    VOID View_Scene::OnEvent(IN SDL_Event *event)
    {
        IAEngine::__ProcessEvent(event);
    }
} // namespace ia::iae

C_DECL(GameRequestedConfig *Game_GetConfigRequest())
{
    return nullptr;
}

C_DECL(VOID Game_OnInitialize())
{
}

C_DECL(VOID Game_OnTerminate())
{
}

C_DECL(VOID Game_OnDebugDraw())
{
}

C_DECL(VOID Game_OnFixedUpdate())
{
}

C_DECL(VOID Game_OnUpdate(IN FLOAT32 deltaTime))
{
}

C_DECL(VOID Game_OnResize(IN INT32 newWidth, IN INT32 newHeight))
{
}