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/*************************************************************************

*           Copyright (C) 1992 Embedded Solutions.

*                       All rights reserved

*

* file:         mara.c

*

* purpose:      Main entry point

*               Marathon program  program

*

* functions:

*       main                    - Main entry point

*       usage                   - Display general usage message

*       ms_system               - Temp escape to DOS

*       test_legal_version      - Test program version

*

*

* programmer: David Purdie (DDP)

*

* revision  date        by      reason

*           13-May-91   DDP     Added a nasty.

*                               This program will produce funny results if

*                               the system date is after 1-Jan-92.

*

*           25-Oct-91   DDP     Version 2.01 will not produce funny results

*

*   00.0    6-Nov-92    DDP     Ansified existing code

*   00.0    27/01/95    DDP     Tidies up the program and formatted the file

*

**************************************************************************/

#include    <QtGui/QApplication>

#include    <time.h>

#include    "consts.h"

#include    "structs.h"

#include    "proto.h"

#include    "qmconfigure.h"

#include    "mainwindow.h"

#undef      DISPLAY_STRUCTURES

char        invalid_copy;                        /* Quick nasty test of copy */

#if defined(HI_TECH_C) || defined(__TURBOC__)

extern unsigned _stklen = 8000;                  /* Create a long stack */

#endif

menu_table  main_menu[] = {

    { '1', "Enter team data", team_update },

    { '2', "Display team information", team_display },

    { '3', "Alter leg times", leg_mods },

    { '4', "Set leg start times", set_legs },

    { '5', "Report generation menu", report },

    { '6', "Data consistency check", data_check },

    { '7', "Team disqualification operations", f_disqualify },

    { '8', "Upload/Download functions", supload },

    { 'C', "Configuration menu", conf_menu },

    { 'S', "MS-DOS system", ms_system },

    { 'q', "Exit program", 0 },

    { '\0' }

};

/*============================================================================

 *  Main entry point

 *

 *  Purpose:

 *      Main enrty point

 *      Load configuration file

 *      Locate data base

 *      Perform copyright stuff

 *      Process top level menu

 *

 *  Parameters:

 *      argc    - number of arguments

 *      argv    - pointer to first argument pointer

 *      

 *      

 *  Returns:

 *      program exit code

 *          0 - All is well

 *          1 -

 *          2 - 

 *

 *===========================================================================*/

int main( int argc, char *argv[] )

{

    int         gross_error = 0;

    bool        do_splash = TRUE;

    bool        do_version = FALSE;

    bool        do_config = FALSE;

    char       *file_name = NULL;

    /*

    **  Verify command arguments

    */

    if( argc < 2 )

        usage();

    /*

    **  Walk the user arguments and extract switches and file names

    */

    while( --argc )

    {

        argv++;

        if( argv[0][0] == '-' )

        {

            switch( argv[0][1] )

            {

              case 'q':

                do_splash = FALSE;

                break;

              case 'v':

                do_version = TRUE;

                break;

              case 'c' :

                do_config = TRUE;

                break;

              case 'x' :

                set_commands( &argv[0][2]);

                break;

                /*

                **  Unknown switch

                */

              default:

                usage();

            }

        }

        else

        {

            /*

            **  Parameter without a switch

            **  Must be the input file name

            */

            if( file_name )                   /* Already defined */

                usage();

            file_name = argv[0];

        }

    }

    /*

    **  Process the configuration file

    */

    if( !configure( file_name, do_config ) )

    {

        printf( "Program aborted. Config error\n" );

        exit (1);

    }

    if( ! init_team_data() )

    {

        printf( "Program aborted. Team Data error\n" );

        exit (1);

    }

    QApplication a(argc, argv);

    MainWindow w;

    w.show();

    /*

    **  Parse the command line arguments

    */

    if ( do_splash )

    {

        printf( "Mara   Copyright David Purdie 1995-2008.\n" );

        printf( "       Version %s", VERSION );

#ifdef __MINGW32__

        printf( " (Mingwin)" );

#endif

#ifdef __TURBOC__

        printf( " (TurboC)" );

#endif

        printf( "\n" );

        printf( "       This program is not to be used without the permission of\n" );

        printf( "       David Purdie.\n" );

#ifdef DISPLAY_STRUCTURES

        display_structures();

#endif

    }

    if ( do_version )

    {

        printf( "Version %s", VERSION );

#if END_VALID_DATE > 0

        printf( "P" );

#endif

#if defined(LIMIT_TEAMS) && (LIMIT_TEAMS > 0)

        printf( " (Limited teams)" );

#endif

        printf( " %s %s\n", __DATE__, __TIME__ );

        exit( 0 );

    }

    /*

    **  Validate parameters

    **  Filename must be supplied

    */

    if ( file_name == NULL )

        usage();

    return a.exec();

    /*

    **  Wait for the user to read the copyright notice

    */

//    if ( do_splash )

//    {

//        while( getinp() >= ' ' );

//    }

    /*

    **  Init the screen subsystem

    */

    init_screen();

    test_legal_version();

    /*

    **  Main process operations

    **  This is wrapped in a loop to make it easy to skip to the

    **  exit process bypassing the body.

    */

    do

    {

        /*

        **  Process the configuration file

        */

        if( !configure( file_name, do_config ) )

        {

            printf( "Program aborted.\n" );

            gross_error = 1;

            break;

        }

        /*

        **  Initialise the team data file

        */

        if( ! init_team_data() )

        {

            gross_error = 2;

            break;

        }

        /*

        **  Process the top level menu

        */

        do_menu( config.event_name, "Select option", main_menu );

        fix_team_data();

        break;

    } while ( FALSE);

    /*

    **  Restore the screen to its original state

    */

    if ( ! gross_error )

        cur( 0, n_lines - 1 );

    fix_screen();

    printf( "End of marathon\n" );

    exit( gross_error );

}

/*============================================================================

 *

 *  Display general usage message

 *

 *  Purpose:

 *      Display general usage message

 *      Used on command line syntax error

 *      

 *  Parameters:

 *      None

 *      

 *  Returns:

 *      exit code 3

 *      

 *===========================================================================*/

void usage(void)

{

    init_screen();

    printf( "Usage : mara [options] configuration_file\n" );

    printf( " or   : mara -v\n" );

    printf( "\n" );

    printf( "Options are:\n" );

    printf( "   -c       - Create configuration file\n" );

    printf( "   -q       - No splash screen\n" );

    printf( "   -v       - Display version then exit\n" );

    printf( "   -x<cmds> - Execute commnads\n" );

    fix_screen();

    exit( 3 );

}

/*============================================================================

**

**  Temp escape to DOS

**

**  Purpose:    Temp escape to DOS

**

**  Parameters: None

**      

**  Returns:    Nothing

**

**===========================================================================*/

void ms_system(void)

{

    static char command[101] = "";               /* Save the command here */

    cur( 0, 20 );

    printf( "Command:" );

    if( getstring( 100, command, Alphanum ) )

    {

        printf( "\n" );

        system( command );

        printf( "\nAny key to continue" );

        getinp();

    }

}

/*============================================================================

**

**  Test program version

**

**  Purpose:    Determine if this version of the program has expired

**              test against a hard coded date.

**

**  Parameters: Nothing

**      

**  Returns:    Nothing directly

**

**===========================================================================*/

void test_legal_version(void)

{

#if END_VALID_DATE > 0

    time_t      today;

    time( &today );

    invalid_copy = ( today >= END_VALID_DATE );

    if( invalid_copy )

        printf( "\n\aThis is an illegal copy of this program\n" );

#else

    invalid_copy = FALSE;

#endif

}

#ifdef DISPLAY_STRUCTURES

/*============================================================================

**

**  Display structure information

**

**  Purpose:    Display internal structure information

**

**  Parameters: Nothing

**      

**  Returns:    Nothing directly

**

**===========================================================================*/

/*

**  esize - A macro to return the size of a structure element

**  element - print element information

*/

#define esize( st, el) ( sizeof(((st *)0)->el))

#define element( st, el) \

    printf( "Offset of %-15s :%4d, Size:%d   \n", #el, offsetof( st, el), esize(st, el) );

void display_structures(void)

{

    printf( "Structure: leg_type\n" );

    element( leg_type, start    );

    element( leg_type, end      );

    element( leg_type, elapsed  );

    element( leg_type, l_place  );

    element( leg_type, le_place );

    element( leg_type, lc_place );

    element( leg_type, lec_place);

    element( leg_type, manual   );

    printf( "Sizeof %-18s :%4d\n", "leg_type", sizeof(leg_type) );

    printf( "\n" );

    printf( "Structure: team_type\n" );

    element( team_type, numb   );

    element( team_type, name   );

    element( team_type, leg    );

    element( team_type, members);

    element( team_type, class  );

    element( team_type, country);

    element( team_type, flags  );

    printf( "Sizeof %-18s :%4d\n", "team_type", sizeof(team_type) );

    printf( "\n" );

    printf( "Structure: MARA_CFG\n" );

    element( MARA_CFG, event_name      );

    element( MARA_CFG, leg_name        );

    element( MARA_CFG, t_def           );

    element( MARA_CFG, num_legs        );

    element( MARA_CFG, num_teams       );

    element( MARA_CFG, max_team        );

    element( MARA_CFG, min_team        );

    element( MARA_CFG, team_class      );

    element( MARA_CFG, num_class       );

    element( MARA_CFG, country_name    );

    element( MARA_CFG, num_countries   );

    element( MARA_CFG, addendum        );

    element( MARA_CFG, datafilename    );

    printf( "Sizeof %-18s :%4d\n", "MARA_CFG", sizeof(MARA_CFG) );

}

#endif

/********************************* EOF ***********************************/