/*****************************************************************/
/*    NAME: Michael Benjamin                                     */
/*    ORGN: Dept of Mechanical Eng / CSAIL, MIT Cambridge MA     */
/*    FILE: main.cpp                                             */
/*    DATE: June 3rd, 2008                                       */
/*                                                               */
/* This file is part of MOOS-IvP                                 */
/*                                                               */
/* MOOS-IvP is free software: you can redistribute it and/or     */
/* modify it under the terms of the GNU General Public License   */
/* as published by the Free Software Foundation, either version  */
/* 3 of the License, or (at your option) any later version.      */
/*                                                               */
/* MOOS-IvP is distributed in the hope that it will be useful,   */
/* but WITHOUT ANY WARRANTY; without even the implied warranty   */
/* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See  */
/* the GNU General Public License for more details.              */
/*                                                               */
/* You should have received a copy of the GNU General Public     */
/* License along with MOOS-IvP.  If not, see                     */
/* <http://www.gnu.org/licenses/>.                               */
/*****************************************************************/

#include <string>
#include <cstring>
#include <cstdlib>
#include <iostream>
#include "MBUtils.h"
#include "OpenURL.h"
#include "ReleaseInfo.h"
#include "ScanHandler.h"

using namespace std;

//--------------------------------------------------------
// Procedure: main

int main(int argc, char *argv[])
{
 // Look for a request for version information
  if(scanArgs(argc, argv, "-v", "--version", "-version")) {
    showReleaseInfo("alogscan", "gpl");
    return(0);
  }
  if(scanArgs(argc, argv, "-w", "-web", "--web"))
    openURLX("https://oceanai.mit.edu/ivpman/apps/alogscan");
    
  // Look for a request for usage information
  if(scanArgs(argc, argv, "-h", "--help", "-help")) {
    cout << "Usage:                                               " << endl;
    cout << "  alogscan file.alog [OPTIONS]                       " << endl;
    cout << "                                                     " << endl;
    cout << "Synopsis:                                            " << endl;
    cout << "  Generate a summary report on contents of a given   " << endl;
    cout << "  .alog file. The report lists each logged MOOS      " << endl;
    cout << "  variable, which app(s) publish it, min/max publish " << endl;
    cout << "  time and total number of character and lines for   " << endl;
    cout << "  the variable.                                      " << endl;
    cout << "                                                     " << endl;
    cout << "Options:                                             " << endl;
    cout << "  --sort=type   Sort by one of SIX criteria:         " << endl;
    cout << "                start: sort by first post of a var   " << endl;
    cout << "                stop:  sort by last post of a var    " << endl;
    cout << "     (Default)  vars:  sort by variable name         " << endl;
    cout << "                proc:  sort by process/source name   " << endl;
    cout << "                chars: sort by total chars for a var " << endl;
    cout << "                lines: sort by total lines for a var " << endl;
    cout << "                                                     " << endl;
    cout << "  --appstat     Output application statistics        " << endl;
    cout << "  -l,--loglist  Output list of all logged vars       " << endl;
    cout << "  -r,--reverse  Reverse the sorting output           " << endl;
    cout << "  -n,--nocolors Turn off process/source color coding " << endl;
    cout << "  -h,--help     Displays this help message           " << endl;
    cout << "  -v,--version  Displays the current release version " << endl;
    cout << "  --rate_only   Only report the data rate            " << endl;
    cout << "  --noaux       Ignore auxilliary source info        " << endl;
    cout << "                                                     " << endl;
    cout << "  --web,-w   Open browser to:                        " << endl;
    cout << "             https://oceanai.mit.edu/ivpman/apps/alogscan " << endl;
    cout << "                                                     " << endl;
    cout << "See also: aloggrp, alogrm, alogclip, alogview        " << endl;
    return(0);
  }

  bool   use_full_source    = true;
  bool   data_rate_only     = false;
  bool   reverse_requested  = false;
  bool   app_stat_requested = false;
  bool   loglist_requested  = false;
  string proc_colors        = "true";
  string sort_style         = "bysrc_ascending";

  string alogfile = "";
  for(int i=1; i<argc; i++) {
    string orig = argv[i];
    string sarg = tolower(argv[i]);
    string sort = "";
    if(!strncmp(sarg.c_str(), "--sort=", 7)) {
      biteString(sarg, '=');
      sort = sarg;
    }

    //cout << "sarg:[" << sarg << "]" << endl;

    if(strContains(sarg, ".alog"))
      alogfile = orig;
    else if((sarg == "-c") || (sarg == "--chars") || (sort == "chars"))
      sort_style = "bychars_ascending";
    else if((sarg == "-l") || (sarg == "--lines") || (sort == "lines"))
      sort_style = "bylines_ascending";
    else if((sarg == "--start") || (sort == "start"))
      sort_style = "bystarttime_ascending";
    else if((sarg == "--stop") || (sort == "stop"))
      sort_style = "bystoptime_ascending";
    else if((sarg == "--vars") || (sort == "vars") || (sort == "var"))
      sort_style = "byvars_ascending";
    else if((sarg == "--procs") || (sort == "procs") || (sort == "proc"))
      sort_style = "bysrc_ascending";
    else if(sarg == "--appstat")
      app_stat_requested = true;
    else if(sarg == "--rate_only")
      data_rate_only = true;
    else if(sarg == "--noaux")
      use_full_source = false;
    else if((sarg == "--loglist") || (sarg == "-l"))
      loglist_requested = true;
    else if((sarg == "--nocolors") || (sarg == "-n"))
      proc_colors = "false";
    else if((sarg == "-r") || (sarg == "--reverse"))
      reverse_requested = true;
  }
 
  if(reverse_requested) {
    if(sort_style == "bychars_ascending")
      sort_style = "bychars_descending";
    else if(sort_style == "bylines_ascending")
      sort_style = "bylines_descending";
    else if(sort_style == "bystart_ascending")
      sort_style = "bystart_descending";
    else if(sort_style == "bystop_ascending")
      sort_style = "bystop_descending";
    else if(sort_style == "byvars_ascending")
      sort_style = "byvars_descending";
    else if(sort_style == "bysrc_ascending")
      sort_style = "bysrc_descending";
  }

  if(alogfile == "") {
    cout << "No alog file given - exiting" << endl;
    exit(1);
  }

  bool ok = true;
  ScanHandler handler;
  ok = ok && handler.setParam("sort_style",  sort_style);
  ok = ok && handler.setParam("proc_colors", proc_colors);
  ok = ok && handler.setParam("use_full_source",
			      boolToString(use_full_source));

  ok = ok && handler.handle(alogfile, data_rate_only);

  if(!ok)
    return(1);
  
  if(!data_rate_only)
    handler.varStatReport();  
  if(app_stat_requested && !data_rate_only)
    handler.appStatReport();
  handler.dataRateReport();
  if(loglist_requested) 
    handler.loglistReport();

  return(0);
}