///////////////////////////////////////////////////////////////////////////////
//
///////////////////////////////////////////////////////////////////////////////
#include "TROOT.h"
#include "TFile.h"
#include "TTree.h"
#include "TSystem.h"

#include "TXMLEngine.h"
#include <sstream>

#include "OfflineMon/TOfflineMonitor.hh"
#include "Stntuple/oracle/TCdfOracle.hh"

ClassImp(TOfflineMonitor)


//_____________________________________________________________________________
TOfflineMonitor::TOfflineMonitor() {
  fHtmlDirectory = "";
  fCdfofprd = 0;
}

//_____________________________________________________________________________
TOfflineMonitor::TOfflineMonitor(const char* Name): TNamed(Name,Name) {

  const char* offline_mon_dir = gSystem->Getenv("OFFLINE_MON_DIR");

  if (offline_mon_dir) {
    fHtmlDirectory = offline_mon_dir;
    fHtmlDirectory += "/";
    fHtmlDirectory += Name;
  }
  else {
    printf (" %s env var OFFLINE_MON_DIR is not defined\n",
	    Name);
  }
  fCdfofprd = new TCdfOracle("cdfofpr2");
}

//_____________________________________________________________________________
TOfflineMonitor::~TOfflineMonitor() {
  delete fCdfofprd;
}

//_____________________________________________________________________________
int TOfflineMonitor::UpdateNtuple() 
{

  return 0;
}

//_____________________________________________________________________________
int TOfflineMonitor::Init() {
  return 0;
}

//_____________________________________________________________________________
int TOfflineMonitor::GetStatus() {
  return 0;
}

//_____________________________________________________________________________
int TOfflineMonitor::MakePlots(const char* HtmlFile) {

  return 0;
}

//_____________________________________________________________________________
int TOfflineMonitor::MakeHtml(const char* HtmlFile) {

  return 0;
}

// Ludovico Cavedon

// map form int to status string
const char* TOfflineMonitor::statusMap[] = {"OK", "ABNORMAL", "BAD", "DISABLED", "DOWN"};

// MakeXml uses the information stored in monInfo e monSubInfo to generate
// an XML file in the HTML output directory and with name monInfo.filename
int TOfflineMonitor::MakeXml() {
  TXMLEngine xe;
  xmlNodePointer xnode;
  xmlDocPointer xdoc = xe.NewDoc();
  xmlNodePointer xroot = xe.NewChild(NULL, NULL, "system", NULL);
  xe.DocSetRootElement(xdoc, xroot);
  if(!monInfo.name.empty())
    xe.NewChild(xroot, NULL, "name", monInfo.name.c_str());
  xe.NewChild(xroot, NULL, "status", statusMap[monInfo.status]);
  if(!monInfo.action.empty())
    xe.NewChild(xroot, NULL, "action", monInfo.action.c_str());
  if(monInfo.masked)
    xe.NewChild(xroot, NULL, "masked", "yes");
  if(!monInfo.url.empty()) {
    xnode = xe.NewChild(xroot, NULL, "infopage", NULL);
    xe.NewAttr(xnode, NULL, "url", monInfo.url.c_str());
  }
  if(!monInfo.contactname.empty() || !monInfo.contacturl.empty()) {
    xnode = xe.NewChild(xroot, NULL, "contact", monInfo.contactname.c_str());
    if(!monInfo.contacturl.empty())
      xe.NewAttr(xnode, NULL, "url", monInfo.contacturl.c_str());
  }
  if(!monInfo.message.empty())
    xe.NewChild(xroot, NULL, "message", monInfo.message.c_str());


  std::ostringstream ts;
  ts << monInfo.timestamp;
  xe.NewChild(xroot, NULL, "timestamp", ts.str().c_str());

  for(MonitorSubInfos::iterator i = monSubInfo.begin(); i != monSubInfo.end(); i++) {
    xmlNodePointer xmon = xe.NewChild(xroot, NULL, "monitor", NULL);
    if(!i->name.empty())
      xe.NewChild(xmon, NULL, "name", i->name.c_str());
    xe.NewChild(xmon, NULL, "status", statusMap[i->status]);
    if(i->masked)
      xe.NewChild(xmon, NULL, "masked", "yes");
    if(!i->action.empty())
      xe.NewChild(xmon, NULL, "action", i->action.c_str());
    if(!i->url.empty()) {
      xnode = xe.NewChild(xmon, NULL, "infopage", NULL);
      xe.NewAttr(xnode, NULL, "url", i->url.c_str());
    }
    if(!i->contactname.empty() || !i->contacturl.empty()) {
      xnode = xe.NewChild(xmon, NULL, "contact", i->contactname.c_str());
      if( !i->contacturl.empty())
	xe.NewAttr(xnode, NULL, "url", i->contacturl.c_str());
    }
    for(MonitorSubInfo::Values::iterator j = i->values.begin(); j != i->values.end(); j++) {
      xnode = xe.NewChild(xmon, NULL, "value", j->val.c_str());
      xe.NewAttr(xnode, NULL, "grouping", j->grouping.c_str());
      xe.NewAttr(xnode, NULL, "group", j->group.c_str());
    }
  }

  // write xml file
  xe.SaveDoc(xdoc, fHtmlDirectory + "/" + monInfo.filename, 1);
  return 0;
}