#include "InputBindingSelectionWindow.h"
#include "win32/Rect.h"
#include "layout/LayoutEngine.h"
#include <boost/lexical_cast.hpp>
#include "string_cast.h"

#define CLSNAME     _T("CInputBindingSelectionWindow")
#define WNDSTYLE	(WS_CAPTION | WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_SYSMENU)
#define WNDSTYLEEX	(WS_EX_DLGMODALFRAME)

using namespace std;
using namespace std::tr1;
using namespace std::tr1::placeholders;
using namespace boost;
using namespace PS2;
using namespace Framework;

CInputBindingSelectionWindow::CInputBindingSelectionWindow(
    HWND parent, DirectInput::CManager* directInputManager, CControllerInfo::BUTTON button) :
CModalWindow(parent),
m_directInputManager(directInputManager),
m_button(button),
m_currentBindingLabel(NULL),
m_isActive(false),
m_selected(false)
{
    if(!DoesWindowClassExist(CLSNAME))
    {
        RegisterClassEx(&MakeWndClass(CLSNAME));
    }

    tstring title = _T("Select new binding for ") + string_cast<tstring>(CControllerInfo::m_buttonName[m_button]);

    m_binding = CInputConfig::GetInstance().GetBinding(button);

    Create(WNDSTYLEEX, CLSNAME, title.c_str(), WNDSTYLE, Win32::CRect(0, 0, 400, 100), parent, NULL);
	SetClassPtr();

    m_currentBindingLabel = new Win32::CStatic(
        m_hWnd, 
        m_binding ? m_binding->GetDescription(m_directInputManager).c_str() : _T("Unbound"), 
        SS_CENTER);

    m_layout = 
        VerticalLayoutContainer(
            CLayoutStretch::Create() +
            Win32::CLayoutWindow::CreateTextBoxBehavior(100, 21, m_currentBindingLabel) +
            CLayoutStretch::Create()
        );

    RefreshLayout();
    SetTimer(m_hWnd, 0, 16, NULL);
}

CInputBindingSelectionWindow::~CInputBindingSelectionWindow()
{

}

long CInputBindingSelectionWindow::OnActivate(unsigned int activationType, bool minimized, HWND window)
{
    m_isActive = activationType != WA_INACTIVE;
    return TRUE;
}

long CInputBindingSelectionWindow::OnTimer()
{
    m_directInputManager->ProcessEvents(bind(&CInputBindingSelectionWindow::ProcessEvent, this, _1, _2, _3));
    if(m_selected)
    {
        CInputConfig::GetInstance().SetSimpleBinding(m_button, CInputConfig::BINDINGINFO(m_selectedDevice, m_selectedId));
        Destroy();
    }
    return TRUE;
}

void CInputBindingSelectionWindow::RefreshLayout()
{
    RECT rc = GetClientRect();

    SetRect(&rc, rc.left + 10, rc.top + 10, rc.right - 10, rc.bottom - 10);

    m_layout->SetRect(rc.left, rc.top, rc.right, rc.bottom);
    m_layout->RefreshGeometry();

    Redraw();
}

void CInputBindingSelectionWindow::ProcessEvent(const GUID& device, uint32 id, uint32 value)
{
    if(!m_isActive) return;
    if(m_selected) return;
    DIDEVICEOBJECTINSTANCE objectInstance;
    if(m_directInputManager->GetDeviceObjectInfo(device, id, &objectInstance))
    {
        if(objectInstance.dwType & DIDFT_AXIS)
        {
            if(!CControllerInfo::IsAxis(m_button)) return;
            float axisValue = static_cast<float>(static_cast<int16>(value - 0x7FFF)) / 32768.f;
            if(abs(axisValue) < 0.85)
            {
                return;
            }
        }
        else if(objectInstance.dwType & DIDFT_BUTTON)
        {
            if(CControllerInfo::IsAxis(m_button)) return;
            if(!value) return;
        }
        else
        {
            return;
        }
//        DIDEVICEINSTANCE deviceInstance;
//        m_directInputManager->GetDeviceInfo(device, &deviceInstance);
//        tstring bindingText = tstring(deviceInstance.tszInstanceName) + _T(": ") + tstring(objectInstance.tszName);
//        m_currentBindingLabel->SetText(bindingText.c_str());
        m_selectedDevice = device;
        m_selectedId = id;
        m_selected = true;
    }
}