#include "CGuiLight.hpp"
#include "CGuiFrame.hpp"

namespace urde
{

CGuiLight::CGuiLight(const CGuiWidgetParms& parms, const CLight& light)
: CGuiWidget(parms),
  xb8_type(light.x1c_type),
  xbc_spotCutoff(light.x20_spotCutoff),
  xc0_distC(light.x24_distC),
  xc4_distL(light.x28_distL),
  xc8_distQ(light.x2c_distQ),
  xcc_angleC(light.x30_angleC),
  xd0_angleL(light.x34_angleL),
  xd4_angleQ(light.x38_angleQ),
  xd8_lightId(light.x40_lightId)
{}

CGuiLight::~CGuiLight()
{
    xb0_frame->RemoveLight(this);
}

CLight CGuiLight::BuildLight() const
{
    CLight ret = CLight::BuildLocalAmbient(zeus::CVector3f::skZero, zeus::CColor::skBlack);

    switch (xb8_type)
    {
    case ELightType::Spot:
        ret = CLight::BuildSpot(GetWorldPosition(), x34_worldXF.basis[1], xa4_color, xbc_spotCutoff);
        break;
    case ELightType::Point:
        ret = CLight::BuildPoint(GetWorldPosition(), xa4_color);
        break;
    case ELightType::Directional:
        ret = CLight::BuildDirectional(x34_worldXF.basis[1], xa4_color);
        break;
    default: break;
    }

    ret.SetAttenuation(xc0_distC, xc4_distL, xc8_distQ);
    ret.SetAngleAttenuation(xcc_angleC, xd0_angleL, xd4_angleQ);
    return ret;
}

void CGuiLight::SetIsVisible(bool vis)
{
    if (vis)
        xb0_frame->AddLight(this);
    else
        xb0_frame->RemoveLight(this);
    CGuiWidget::SetIsVisible(vis);
}

std::shared_ptr<CGuiWidget> CGuiLight::Create(CGuiFrame* frame, CInputStream& in, CSimplePool* sp)
{
    CGuiWidgetParms parms = ReadWidgetHeader(frame, in);

    ELightType tp = ELightType(in.readUint32Big());
    float distC = in.readFloatBig();
    float distL = in.readFloatBig();
    float distQ = in.readFloatBig();
    float angC = in.readFloatBig();
    float angL = in.readFloatBig();
    float angQ = in.readFloatBig();
    u32 lightId = in.readUint32Big();

    std::shared_ptr<CGuiLight> ret = {};
    switch (tp)
    {
    case ELightType::Spot:
    {
        float cutoff = in.readFloatBig();
        CLight lt = CLight::BuildSpot(zeus::CVector3f::skZero, zeus::CVector3f::skZero,
                                      parms.x10_color, cutoff);
        lt.SetAttenuation(distC, distL, distQ);
        lt.SetAngleAttenuation(angC, angL, angQ);
        lt.x40_lightId = lightId;
        ret = std::make_shared<CGuiLight>(parms, lt);
        break;
    }
    case ELightType::Point:
    {
        CLight lt = CLight::BuildPoint(zeus::CVector3f::skZero, parms.x10_color);
        lt.SetAttenuation(distC, distL, distQ);
        lt.x40_lightId = lightId;
        ret = std::make_shared<CGuiLight>(parms, lt);
        break;
    }
    case ELightType::Directional:
    {
        CLight lt = CLight::BuildDirectional(zeus::CVector3f::skZero, parms.x10_color);
        lt.x40_lightId = lightId;
        ret = std::make_shared<CGuiLight>(parms, lt);
        break;
    }
    default: break;
    }

    ret->ParseBaseInfo(frame, in, parms);
    frame->RegisterLight(ret->shared_from_this());
    frame->AddLight(ret.get());
    return ret;
}

}