#include "sdk_precomp.h"
#include <wx/confbase.h>
#include <wx/fileconf.h>
#include <wx/log.h>
#include <wx/intl.h>
#include "manager.h"
#include "projectmanager.h"
#include "messagemanager.h"
#include "editormanager.h"
#include "cbeditor.h"
#include "cbproject.h"
#include "projectlayoutloader.h"
#include "tinyxml/tinyxml.h"

ProjectLayoutLoader::ProjectLayoutLoader(cbProject* project)
    : m_pProject(project),
    m_TopProjectFile(0L)
{
	//ctor
}

ProjectLayoutLoader::~ProjectLayoutLoader()
{
	//dtor
}

// IMPORTANT! We have to be careful of what to unicode and what not to.
// TinyXML must use NON-unicode strings!

bool ProjectLayoutLoader::Open(const wxString& filename)
{
    TiXmlDocument doc(filename.mb_str());
    if (!doc.LoadFile())
        return false;

    ProjectManager* pMan = Manager::Get()->GetProjectManager();
    MessageManager* pMsg = Manager::Get()->GetMessageManager();
    if (!pMan || !pMsg)
        return false;

    cbProject* pProject = pMan->GetActiveProject();
    if (!pProject)
        return false;

    TiXmlElement* root;
    TiXmlElement* elem;
    wxString fname;
    ProjectFile* pf;

    root = doc.FirstChildElement("CodeBlocks_layout_file");
    if (!root)
    {
        // old tag
        root = doc.FirstChildElement("Code::Blocks_layout_file");
        if (!root)
        {
            pMsg->DebugLog(_("Not a valid Code::Blocks layout file..."));
            return false;
        }
    }
    elem = root->FirstChildElement("File");
    if (!elem)
    {
        //pMsg->DebugLog(_("No 'File' element in file..."));
        return false;
    }

    while (elem)
    {
        //pMsg->DebugLog(elem->Value());
        fname = _U(elem->Attribute("name"));
        if (fname.IsEmpty())
        {
            //pMsg->DebugLog(_("'File' node exists, but no filename?!?"));
            pf = 0L;
        }
        else
            pf = pProject->GetFileByFilename(fname);

        if (pf)
        {
            pf->editorOpen = false;
            pf->editorPos = 0;
            pf->editorTopLine = 0;
            int open = 0;
            int top = 0;
            if (elem->QueryIntAttribute("open", &open) == TIXML_SUCCESS)
                pf->editorOpen = open != 0;
            if (elem->QueryIntAttribute("top", &top) == TIXML_SUCCESS)
            {
                if(top)
                    m_TopProjectFile = pf;
            }

            TiXmlElement* cursor = elem->FirstChildElement();
            if (cursor)
            {
                int pos = 0;
                int topline = 0;
                if (cursor->QueryIntAttribute("position", &pos) == TIXML_SUCCESS)
                    pf->editorPos = pos;
                if (cursor->QueryIntAttribute("topLine", &topline) == TIXML_SUCCESS)
                    pf->editorTopLine = topline;
            }
        }

        elem = elem->NextSiblingElement();
    }

    return true;
}

bool ProjectLayoutLoader::Save(const wxString& filename)
{
    wxString buffer;
    wxArrayString array;


    buffer << _T("<?xml version=\"1.0\"?>") << _T('\n');
    buffer << _T("<!DOCTYPE CodeBlocks_layout_file>") << _T('\n');
    buffer << _T("<CodeBlocks_layout_file>") << _T('\n');

	ProjectFile* active = 0L;
    cbEditor* ed = Manager::Get()->GetEditorManager()->GetBuiltinActiveEditor();
	if (ed)
		active = ed->GetProjectFile();

	int count = m_pProject->GetFilesCount();
	for (int i = 0; i < count; ++i)
	{
		ProjectFile* f = m_pProject->GetFile(i);

		if (f->editorOpen || f->editorPos || f->editorTopLine)
		{
			buffer << _T('\t') << _T("<File name=\"") << f->relativeFilename << _T("\" ");
			buffer << _T("open=\"") << f->editorOpen << _T("\" ");
			buffer << _T("top=\"") << (f == active) << _T("\">") << _T('\n');
			buffer << _T('\t') << _T('\t') << _T("<Cursor position=\"") << f->editorPos << _T("\" topLine=\"") << f->editorTopLine << _T("\"/>") << _T('\n');
			buffer << _T('\t') << _T("</File>") << _T('\n');
		}
	}
	const wxArrayString& en = m_pProject->ExpandedNodes();
	for (unsigned int i = 0; i < en.GetCount(); ++i)
	{
		if (!en[i].IsEmpty())
			buffer << _T('\t') << _T("<Expand folder=\"") << en[i] << _T("\"/>") << _T('\n');
	}

    buffer << _T("</CodeBlocks_layout_file>") << _T('\n');

    wxFile file(filename, wxFile::write);
    return cbWrite(file,buffer);
}