// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of the Aegisub Group nor the names of its contributors
//     may be used to endorse or promote products derived from this software
//     without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//


///////////
// Headers
#include <wx/stdpaths.h>
#include <wx/filename.h>
#include "standard_paths.h"


////////////////
// Get instance
StandardPaths *StandardPaths::GetInstance() {
	if (!instance) instance = new StandardPaths();
	return instance;
}


///////////////
// Constructor
StandardPaths::StandardPaths() {
	// Get paths
	//wxFileName dataDir(wxStandardPaths::Get().GetDataDir());
	wxString dataDir = wxStandardPaths::Get().GetDataDir();
	wxString userDir = wxStandardPaths::Get().GetUserDataDir();
	wxString tempDir = wxStandardPaths::Get().GetTempDir();

	// Set paths
	//DoSetPathValue(_T("?data"),dataDir.GetPath(wxPATH_GET_VOLUME,wxPATH_NATIVE));
	DoSetPathValue(_T("?data"),dataDir);
	DoSetPathValue(_T("?user"),userDir);
	DoSetPathValue(_T("?temp"),tempDir);

	// Create paths if they don't exist
	wxFileName folder(userDir + _T("/"));
	if (!folder.DirExists()) folder.Mkdir(0777,wxPATH_MKDIR_FULL);
	//folder.Assign(dataDir + _T("/"));
	//if (!folder.DirExists()) folder.Mkdir(0777,wxPATH_MKDIR_FULL);
	//folder.Assign(tempDir + _T("/"));
	//if (!folder.DirExists()) folder.Mkdir(0777,wxPATH_MKDIR_FULL);
}


///////////////
// Decode path
wxString StandardPaths::DoDecodePath(wxString path) {
	// Decode
	if (path[0] == _T('?')) {
		// Split ?part from rest
		path.Replace(_T("\\"),_T("/"));
		int pos = path.Find(_T("/"));
		wxString path1,path2;
		if (pos == wxNOT_FOUND) path1 = path;
		else {
			path1 = path.Left(pos);
			path2 = path.Mid(pos+1);
		}

		// Replace ?part if valid
		std::map<wxString,wxString>::iterator iter = paths.find(path1);
		if (iter == paths.end()) return path;
		wxString final = iter->second + _T("/") + path2;
		final.Replace(_T("//"),_T("/"));
#ifdef WIN32
		final.Replace(_T("/"),_T("\\"));
#endif
		return final;
	}

	// Nothing to decode
	else return path;
}


///////////////
// Encode path
wxString StandardPaths::DoEncodePath(wxString path) {
	// TODO
	return path;
}


/////////////////////////
// Set value of a ? path
void StandardPaths::DoSetPathValue(wxString path,wxString value) {
	paths[path] = value;
}


///////////////////
// Static instance
StandardPaths *StandardPaths::instance = NULL;