#include <TROOT.h>
#include <TClass.h>
#include <TGClient.h>
#include <TRint.h>

#include "MLog.h"
#include "MLogManip.h"

#include "MArgs.h"

#include "MStatusDisplay.h"

using namespace std;

static void StartUpMessage()
{
    //                1         2         3         4         5
    //       12345678901234567890123456789012345678901234567890
    gLog << endl;
    gLog << "showplot --- Mars V" << MARSVER << " compiled on <" << __DATE__ << "> using ROOT v" << ROOTVER << endl;
    gLog << endl;
}

static void Usage()
{
    //                1         2         3         4         5         6         7         8
    //       12345678901234567890123456789012345678901234567890123456789012345678901234567890
    gLog << all << endl;
    gLog << "Sorry the usage is:" << endl;
    gLog << " showplot [options] filename" << endl << endl;
    gLog << " Arguments:" << endl;
    gLog << "   filename                  Input file containing an MStatusArray" << endl << endl;
    gLog << " Root Options:" << endl;
    gLog << "   -b                        Batch mode (no graphical output to screen)" << endl<<endl;
    gLog << "   -r                        Start the root interpreter" << endl<<endl;
    gLog << " Options: "<< endl;
    gLog.Usage();
    gLog << "   -q                        Quit when job is finished" << endl;
    gLog << endl;
    gLog << " General Output Options: "<< endl;
    gLog << "   --print[=printer]         Print to printer" << endl;
    gLog << "   --save-as-ps[=filename]   Save plots as postscript" << endl;
    gLog << "   --save-as-pdf[=filename]  Save plots as pdf-file" << endl;
    gLog << "   --save-as-svg[=filename]  Save plots as svg-file" << endl;
    gLog << "   --save-as-root[=filename] Save plots as root file" << endl;
    gLog << "   --save-as-C[=filename]    Save plots as root scripts" << endl;
    gLog << "   --tab=num                 Save only tab number num" << endl << endl;
    gLog << " Print only options:" << endl;
    gLog << "   --print-cmd='lpr -P%p %f' Set the printer command" << endl;
    gLog << "   --print-dir=/tmp          Set the printing temp directory" << endl << endl;
    gLog << " GUI only options:" << endl;
    gLog << "   --save-as-gif[=filename]  Save plots as gif files" << endl;
    gLog << "   --save-as-jpg[=filename]  Save plots as jpg files" << endl;
    gLog << "   --save-as-xpm[=filename]  Save plots as xpm files" << endl;
    gLog << "   --save-as-png[=filename]  Save plots as png files" << endl;
    gLog << endl;
    gLog << "   --version, -V             Show startup message with version number" << endl;
    gLog << "   -?, -h, --help            This help" << endl;
    gLog << endl;
    gLog << "Description:" << endl;
    gLog << " Use showplot to display a MStatusArray in an MStatusDisplay." << endl;
    gLog << " MStatusArrays are typically written by programs showing data" << endl;
    gLog << " check plots, like callisto." << endl << endl;
    gLog << "Printing:" << endl;
    gLog << " For more details see MStatusDisplay::PrintPS" << endl << endl;
    gLog << "Examples:" << endl;
    gLog << " showplot filename.root" << endl;
    gLog << " showplot -b --null --print --print-cmd='psnup -2 %f' filename.root | lpr" << endl;
    gLog << " showplot -b --print --print-cmd='psbook %f | psnup -2 | lpr' filename.root" << endl;
    gLog << " showplot -b --print --print-cmd='cat %f' filename.root > filename.ps" << endl;
    gLog << " showplot -b --save-as-ps filename.root" << endl;
    gLog << " showplot -q --save-as-gif=tab5.gif --tab=5 filename.root" << endl;
    gLog << " showplot -b --save-as-ps --print=lp2 filename.root" << endl;
    gLog << endl;
}

int main(int argc, char **argv)
{
    //
    // Evaluate arguments
    //
    MArgs arg(argc, argv, kTRUE);
    gLog.Setup(arg);

    StartUpMessage();

    if (arg.HasOnly("-V") || arg.HasOnly("--version"))
        return 0;

    if (arg.HasOnly("-?") || arg.HasOnly("-h") || arg.HasOnly("--help"))
    {
        Usage();
        return 2;
    }

    const Bool_t kQuit       = arg.HasOnlyAndRemove("-q");
    const Bool_t kBatch      = arg.HasOnlyAndRemove("-b");
    const Bool_t kRoot       = arg.HasOnlyAndRemove("-r");

    const Int_t  kTab        = arg.GetIntAndRemove("--tab=", -1);

    const Bool_t kPrint      = arg.HasOnlyAndRemove("--print")        || arg.Has("--print=");
    const Bool_t kSaveAsPs   = arg.HasOnlyAndRemove("--save-as-ps")   || arg.Has("--save-as-ps=");
    const Bool_t kSaveAsPdf  = arg.HasOnlyAndRemove("--save-as-pdf")  || arg.Has("--save-as-pdf=");
    const Bool_t kSaveAsSvg  = arg.HasOnlyAndRemove("--save-as-svg")  || arg.Has("--save-as-svg=");
    const Bool_t kSaveAsGif  = arg.HasOnlyAndRemove("--save-as-gif")  || arg.Has("--save-as-gif=");
    const Bool_t kSaveAsJpg  = arg.HasOnlyAndRemove("--save-as-jpg")  || arg.Has("--save-as-jpg=");
    const Bool_t kSaveAsXpm  = arg.HasOnlyAndRemove("--save-as-xpm")  || arg.Has("--save-as-xpm=");
    const Bool_t kSaveAsPng  = arg.HasOnlyAndRemove("--save-as-png")  || arg.Has("--save-as-png=");
    const Bool_t kSaveAsRoot = arg.HasOnlyAndRemove("--save-as-root") || arg.Has("--save-as-root=");
    const Bool_t kSaveAsC    = arg.HasOnlyAndRemove("--save-as-C")    || arg.Has("--save-as-C=");

    TString kNamePrint = arg.GetStringAndRemove("--print=");
    TString kPrintCmd  = arg.GetStringAndRemove("--print-cmd=");
    TString kPrintDir  = arg.GetStringAndRemove("--print-dir=");
    TString kNamePs    = arg.GetStringAndRemove("--save-as-ps=");
    TString kNamePdf   = arg.GetStringAndRemove("--save-as-pdf=");
    TString kNameSvg   = arg.GetStringAndRemove("--save-as-svg=");
    TString kNameGif   = arg.GetStringAndRemove("--save-as-gif=");
    TString kNameJpg   = arg.GetStringAndRemove("--save-as-jpg=");
    TString kNameXpm   = arg.GetStringAndRemove("--save-as-xpm=");
    TString kNamePng   = arg.GetStringAndRemove("--save-as-png=");
    TString kNameRoot  = arg.GetStringAndRemove("--save-as-root=");
    TString kNameC     = arg.GetStringAndRemove("--save-as-C=");


    //
    // check for the right usage of the program
    //
    if (arg.GetNumOptions()>0)
    {
        gLog << err << "Unknown command line options..." << endl;
        arg.Print("options");
        gLog << endl;
        return 3;
    }
    if (arg.GetNumArguments()!=1)
    {
        Usage();
        return 2;
    }

    TApplication *app = kRoot ? new TRint("showplot", &argc, argv) : new TApplication("showplot", &argc, argv);
    if (!gROOT->IsBatch() && !gClient || gROOT->IsBatch() && !kBatch)
    {
        gLog << err << "Bombing... maybe your DISPLAY variable is not set correctly!" << endl;
        return 1;
    }

    //
    // Process filenames
    //
    const TString kInput = arg.GetArgumentStr(0);

    if (kNamePs.IsNull()    && kSaveAsPs)
        kNamePs = kInput;
    if (kNamePdf.IsNull()   && kSaveAsPdf)
        kNamePdf = kInput;
    if (kNameSvg.IsNull()   && kSaveAsSvg)
        kNameSvg = kInput;
    if (kNameGif.IsNull()   && kSaveAsGif)
        kNameGif = kInput;
    if (kNameJpg.IsNull()   && kSaveAsJpg)
        kNameJpg = kInput;
    if (kNameXpm.IsNull()   && kSaveAsXpm)
        kNameXpm = kInput;
    if (kNamePng.IsNull()   && kSaveAsPng)
        kNamePng = kInput;
    if (kNameRoot.IsNull()  && kSaveAsRoot)
        kNameRoot = kInput;
    if (kNameC.IsNull()     && kSaveAsC)
        kNameC = kInput;

    //
    // Update frequency by default = 1Hz
    //
    MStatusDisplay *d = new MStatusDisplay;

    // From now on each 'Exit' means: Terminate the application
    d->SetTitle(kInput);
    d->SetWindowName(kInput);

    d->Open(kInput);

    if (kPrint)
        d->PrintPS(kTab,    kNamePrint, kPrintCmd, kPrintDir);
    if (kSaveAsPs)
        d->SaveAsPS(kTab,   kNamePs);
    if (kSaveAsPdf)
        d->SaveAsPDF(kTab,  kNamePdf);
    if (kSaveAsSvg)
        d->SaveAsSVG(kTab,  kNameSvg);
    if (kSaveAsGif)
        d->SaveAsGIF(kTab,  kNameGif);
    if (kSaveAsJpg)
        d->SaveAsJPG(kTab,  kNameJpg);
    if (kSaveAsXpm)
        d->SaveAsXPM(kTab,  kNameXpm);
    if (kSaveAsPng)
        d->SaveAsPNG(kTab,  kNamePng);
    if (kSaveAsRoot)
        d->SaveAsRoot(kTab, kNameRoot);
    if (kSaveAsC)
        d->SaveAsC(kTab,    kNameC);

    if (kBatch || kQuit)
    {
        delete d;
        return 0;
    }

    // From now on each 'Close' means: Terminate the application
    d->SetBit(MStatusDisplay::kExitLoopOnClose);

    // Wait until the user decides to exit the application
    app->Run(kFALSE);
    delete app;
    return 0;
}