/*
-----------------------------------------------------------------------------
This source file is part of OGRE
(Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2009 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
-----------------------------------------------------------------------------
*/

#include "OgreExport.h"

#include "windows.h"
#include "resource.h"

#include <string>
#include <fstream>
#include <list>
#include <queue>

#include "max.h"
#include "plugapi.h"
#include "stdmat.h"
#include "impexp.h"
#include "CS/BipedApi.h"
#include "CS/KeyTrack.h"
#include "CS/phyexp.h"
#include "iparamb2.h"
#include "iskin.h"

static OgreMaxExport* _exp = 0;

OgreMaxExport::OgreMaxExport(HINSTANCE hInst) :
	m_meshExporter(m_config), 
	m_meshXMLExporter(m_config, m_materialMap),
	m_materialExporter(m_config, m_materialMap),
	m_tabGeneral(m_config, this),
	m_tabMesh(m_config, this),
	m_tabSkeletalAnimation(m_config, this),
	m_tabVertexAnimation(m_config, this),
	m_tabMaterial(m_config, this)
{

	m_hInstance = hInst;
	m_hWndDlgExport = 0;
	m_tabDisplay = NULL;
}

OgreMaxExport::~OgreMaxExport() {
}

int	OgreMaxExport::DoExport(const TCHAR *name,ExpInterface *ei,Interface *i, BOOL suppressPrompts, DWORD options) {

	// this sets the export path as well
	m_config.setExportFilename(name);
	m_config.load(); // can only do this after the export fname has been set and parsed out into its parts

	// if material and skeleton filenames are not set, do so now
	if (m_config.getMaterialFilename() == "")
		m_config.setMaterialFilename(m_config.getExportBasename() + ".material");

	if (m_config.getSkeletonFilename() == "")
		m_config.setSkeletonFilename(m_config.getExportBasename() + ".skeleton");

	m_meshExporter.setMaxInterface(ei, i);
	m_meshXMLExporter.setMaxInterface(ei, i);

	m_tabGeneral.setExportInterface(ei, i);
	m_tabMesh.setExportInterface(ei, i);
	m_tabSkeletalAnimation.setExportInterface(ei, i);
	m_tabVertexAnimation.setExportInterface(ei, i);
	m_tabMaterial.setExportInterface(ei, i);

	// Max will supply a nonzero (specifically, SCENE_EXPORT_SELECTED) value for options if the user
	// chose "Export Selected..." instead of "Export..." from the File menu
	//m_meshExporter.setExportSelected(options == SCENE_EXPORT_SELECTED);
	//m_meshXMLExporter.setExportSelected(options == SCENE_EXPORT_SELECTED);
	m_config.setExportSelected(options == SCENE_EXPORT_SELECTED);

	int result = DialogBoxParam(m_hInstance,
									MAKEINTRESOURCE(IDD_BINARY_EXPORT),
									GetActiveWindow(),
									ExportPropertiesDialogProc,
									(LPARAM) this);

	switch (result) {
		case 0:
			return IMPEXP_CANCEL;
			break;
		case 1:
			MessageBox(GetActiveWindow(), "Export Succeeded", "Sucessful Export", MB_ICONINFORMATION);
			return IMPEXP_SUCCESS;
			break;
		default:
			return IMPEXP_FAIL;
			break;
	}
}

INT_PTR CALLBACK ExportPropertiesDialogProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam) {

	switch(message) {
		case WM_INITDIALOG:
			_exp = (OgreMaxExport*) lParam;

			if (_exp == 0) {
				MessageBox(NULL, "Error: Cannot initialize exporter options dialog, aborting", "Error", MB_ICONEXCLAMATION);
				EndDialog(hDlg, 0);
				return TRUE;
			}

			_exp->m_hWndDlgExport = hDlg;

			return _exp->setupExportProperties();
			break;
		case WM_COMMAND:
			switch(LOWORD(wParam)) {
				case IDOK:
				case IDC_EXPORT:
					if (_exp->export())
						EndDialog(hDlg, 1);
					else
						EndDialog(hDlg, 2);
					return TRUE;
				case IDCANCEL:
					EndDialog(hDlg, 0);
					return TRUE;
			}
			break;
		case WM_NOTIFY:
			switch(wParam) {
			case IDC_TABCONTROL:
				switch(((LPNMHDR)lParam)->code) {
				case TCN_SELCHANGE:
					_exp->onTabSelectChange(((LPNMHDR)lParam)->hwndFrom, ((LPNMHDR)lParam)->idFrom);
					break;
				}
				break;
			}
			break;
	}
	return FALSE;

}

bool OgreMaxExport::export() {

	// do mesh export -- either/both of XML and binary
	if (m_config.getExportXMLMesh()) {

		if (m_tabDisplay != 0)
			m_tabDisplay->update();

		OgreMax::MeshXMLExporter::OutputMap output;

		if (m_meshXMLExporter.buildMeshXML(output)) {
			m_config.save();

			// write each of the files and their contents
			OgreMax::MeshXMLExporter::OutputMap::iterator it = output.begin();

			while (it != output.end()) {
				std::ofstream of;
				of.open(it->first.c_str(), std::ios::out);
				of << it->second;
				of.close();
				it++;
			}

			// export material for this (these) mesh(es)
			/*
			if (m_config.getExportMaterial()) {

				std::string materialScript;

				std::ofstream of;
				if (m_materialExporter.buildMaterial(materialScript)) {
					of.open((m_config.getExportPath() + "\\" + m_config.getMaterialFilename()).c_str(), std::ios::out);

					if (of.is_open()) {
						of << materialScript;
						of.close();
					}
				}
			}
			*/
		}
		else {
		}
	}

	return true;
}

void OgreMaxExport::onTabSelectChange(HWND hWnd, INT id) {
	int iSel = TabCtrl_GetCurSel(hWnd);

	// clear any existing property page
	if (m_tabDisplay != NULL) {
		m_tabDisplay->update();
		DestroyWindow(m_tabDisplay->getDialogHandle());
	}

	// create a new property page
	switch(iSel) {
		case 0:
			CreateDialogParam(
				m_hInstance,
				MAKEINTRESOURCE(IDD_TAB_GENERAL),
				hWnd,
				GeneralTabDialogProc,
				(LPARAM)&m_tabGeneral);
			m_tabDisplay = &m_tabGeneral;
			break;
		case 1:
			CreateDialogParam(
				m_hInstance,
				MAKEINTRESOURCE(IDD_TAB_MESH),
				hWnd,
				MeshTabDialogProc,
				(LPARAM)&m_tabMesh);
			m_tabDisplay = &m_tabMesh;
			break;
		case 2:
			CreateDialogParam(
				m_hInstance,
				MAKEINTRESOURCE(IDD_TAB_SKELETAL_ANIMATION),
				hWnd,
				SkeletalAnimationTabDialogProc,
				(LPARAM)&m_tabSkeletalAnimation);
			m_tabDisplay = &m_tabSkeletalAnimation;
			break;
		case 3:
			CreateDialogParam(
				m_hInstance,
				MAKEINTRESOURCE(IDD_TAB_VERTEX_ANIMATION),
				hWnd,
				VertexAnimationTabDialogProc,
				(LPARAM)&m_tabVertexAnimation);
			m_tabDisplay = &m_tabVertexAnimation;
			break;
		case 4:
			CreateDialogParam(
				m_hInstance,
				MAKEINTRESOURCE(IDD_TAB_MATERIAL),
				hWnd,
				MaterialTabDialogProc,
				(LPARAM)&m_tabMaterial);
			m_tabDisplay = &m_tabMaterial;
			break;
	}
}

BOOL OgreMaxExport::setupExportProperties() {

	// add tabs to the tab control
	TCITEM tci;
	HWND tabCtrl = GetDlgItem(m_hWndDlgExport, IDC_TABCONTROL);

	tci.mask = TCIF_TEXT;
	tci.pszText = "General";
	TabCtrl_InsertItem(tabCtrl, 0, &tci);
	tci.pszText = "Mesh";
	TabCtrl_InsertItem(tabCtrl, 1, &tci);
	tci.pszText = "Skeletal Animation";
	TabCtrl_InsertItem(tabCtrl, 2, &tci);
	tci.pszText = "Vertex Animation";
	TabCtrl_InsertItem(tabCtrl, 3, &tci);
	tci.pszText = "Material";
	TabCtrl_InsertItem(tabCtrl, 4, &tci);

	// simulate tab select
	onTabSelectChange(tabCtrl, IDC_TABCONTROL);

	std::string filename;

	CenterWindow(m_hWndDlgExport,GetParent(m_hWndDlgExport));

	return TRUE;
}

int OgreMaxExport::ExtCount() {
	// support .xml, .mesh, .material, .skeleton
	return 4;
}

const TCHAR * OgreMaxExport::Ext(int n) {
	switch (n) {
		case 0:
			return _T("xml");
			break;
		case 1:
			return _T("mesh");
			break;
		case 2:
			return _T("skeleton");
			break;
		case 3:
			return _T("material");
			break;
		default:
			return 0;
			break;
	}
}

const TCHAR * OgreMaxExport::LongDesc() { 
	return _T("OGRE 3D Mesh/Animation/Material Exporter");
}

const TCHAR * OgreMaxExport::ShortDesc() {
	return _T("OGRE 3D Exporter");
}

const TCHAR * OgreMaxExport::AuthorName() { 
	return _T("Gregory 'Xavier' Junker");
}

const TCHAR * OgreMaxExport::CopyrightMessage() { 
	return _T("The OGRE 3D Team (c) 2006");
}

const TCHAR * OgreMaxExport::OtherMessage1() { 
	return 0;
}

const TCHAR * OgreMaxExport::OtherMessage2() { 
	return 0;
}

unsigned int OgreMaxExport::Version() { 
	return 122;
}

void OgreMaxExport::ShowAbout(HWND hWnd) {
	MessageBox(hWnd, "OGRE 3D Mesh, Material and Animation Exporter", "About", 0);
}

BOOL OgreMaxExport::SupportsOptions(int ext, DWORD options) {

	// currently, only SCENE_EXPORT_SELECTED is passed to this; we support exporting
	// of selected files only, so return TRUE (if they ever add anything later, we'll 
	// either support it too, or check what they are asking and return accordingly).
	return TRUE;
}