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

*           Copyright (C) 1995 Embedded Solutions

*                       All rights reserved

*

* file:     src\teamupd.c

*

* purpose:  Team data edit and display

*           This module contains all the functions required to define and

*           alter the team definitions

*

* functions

*       team_update             - Update team data on the screen

*       team_display            - Display team data on the screen

*       leg_mods                - Modify team leg times

*       d_display               - Display all team information

*       d_leg                   - Display / Update leg time information

*       d_field                 - Display / Update field on the screen

*       g_tnum                  - Get a team number from the operator

*       g_record                - Read a team record from disk

*       clr_team                - Clear team data from file

*       put_team_record         - Save team record to disk

*       init_team_data          - Initialize the team data file

*       fix_team_data           - Close team data file

*

* programmer: David Purdie

*

* revision  date        by      reason

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

*

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

#ifndef HI_TECH_C

#include    <fcntl.h>

/*#include  <memory.h> */

#endif

#include    "consts.h"

#include    "structs.h"

#include    "proto.h"

int         team;                                /* Current team number */

team_type   team_buf;                            /* Holds team data currently under display */

int         team_fd;                             /* Team data file descriptor */

int         leg = 0;                             /* Leg under investigation */

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

 *

 *  Update team data on the screen

 *

 *  Purpose:

 *      This function is called to update team data on the screen

 *      This function will prompt the operator to select a team number

 *      If the team is defined then the data will be displayed on the screen

 *

 *  Parameters:

 *      None

 *

 *  Returns:

 *      TRUE - Change made

 *

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

void team_update(void)

{

    if( !g_tnum( 0, n_lines - 2, "Enter team number" ) )

        return;                        /* Exit operation */

    /*

     **  Fetch the team record into memory

     **  If the record does not exist a record with an invalid flag

     **  will be returned

     */

    do

    {

        clearscreen();

        g_record( team, &team_buf );

        d_display( M_TEAM );

        put_team_record( team, &team_buf );

    } while( g_tnum( 0, n_lines - 2, "Enter next team or RETURN to exit" ) );

}

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

 *

 *  Display team data on the screen

 *

 *  Purpose:

 *      This function is called to Display team data on the screen

 *      This function will prompt the operator to select a team number

 *      If the team is defined then the data will be displayed on the screen

 *

 *  Parameters:

 *      None

 *

 *  Returns:

 *      TRUE - Change made

 *

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

void team_display(void)

{

    if( !g_tnum( 0, n_lines - 2, "Enter team number" ) )

        return;                        /* Exit operation */

    /*

     * Fetch the team record into memory

     * If the record does not exist a record with an invalid flag

     * will be returned

     */

    do

    {

        clearscreen();

        if( g_record( team, &team_buf ) )

            d_display( M_DISPLAY );

        else

        {

            cur( 0, n_lines - 1 );

            printf( "Team %-1d has not yet been entered", team );

            beep();

        }

    } while( g_tnum( 0, n_lines - 2, "Enter next team or RETURN to exit" ) );

}

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

 *

 *  Modify team leg times

 *

 *  Purpose:

 *      This function is called to modify team leg times

 *      This function will prompt the operator to select a team number

 *      If the team is defined then the data will be displayed on the screen

 *

 *  Parameters:

 *      None

 *

 *  Returns:

 *      TRUE - Change made

 *

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

void leg_mods(void)

{

    if( !g_tnum( 0, n_lines - 2, "Enter team number" ) )

        return;                        /* Exit operation */

    /*

     **  Fetch the team record into memory

     ** If the record does not exist a record with an invalid flag

     ** will be returned

     */

    do

    {

        clearscreen();

        if( g_record( team, &team_buf ) )

        {

            set_times( &team_buf );

            d_display( M_LEGS );

            put_team_record( team, &team_buf );

        }

        else

        {

            cur( 0, n_lines - 1 );

            printf( "Team %-1d has not yet been entered", team );

            beep();

        }

    } while( g_tnum( 0, n_lines - 2, "Enter next team or RETURN to exit" ) );

}

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

 *

 *  Display all team information

 *

 *  Purpose:

 *      This function is called to display all the team information

 *

 *  Parameters:

 *      operation       Operation to perform

 *

 *  Returns:

 *      Nothing

 *

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

void d_display( int operation )

{

    int         valid = team_buf.flags.valid;

    int         opr;

    int         i, j;

    /*

     **  Refresh the entire display (using a recursive call)

     */

    if( operation != M_DISPLAY )

        d_display( M_DISPLAY );

    /*

     **  Display the team number

     **      This cannot be edited.

     */

    d_field( 0, 0, "Team number : ", D_NUMBER, 6, &team_buf.numb, TRUE,

             M_DISPLAY );

    /*

     **  Determine the type of operation required

     **      Update or Display

     */

    opr = ( operation & M_TEAM ) ? M_UPDATE : M_DISPLAY;

    /*

     **  Display / Update the team name

     */

    do

    {

        d_field( 20, 0, "Team name : ", D_STRING, MAX_TM_NAME, team_buf.name,

                 valid, opr );

        if( abort_flag )

            return;

    } while( ( opr == M_UPDATE ) && ( !strlen( team_buf.name ) ) );

    /*

     **  Display / Update the class

     */

    do

    {

        d_field( 0, 1, "Class : ", D_CLASS, 1, &team_buf.class, valid, opr );

        if( abort_flag )

            return;

    } while( ( opr == M_UPDATE ) && !team_buf.class );

    /*

     **  The record is now active

     **  It may not be usefull, but it has the start of a valid recird

     */

    if( opr == M_UPDATE )

        team_buf.flags.valid = TRUE;

    /*

     **  Display / Update the country name

     */

    d_field( 30, 1, "Country :", D_COUNTRY, 4, &team_buf.country, valid,

             opr );

    if( abort_flag )

        return;

    /*

     **  Display / Update the name and sex of each team member

     */

    opr = ( operation & M_TEAM ) ? M_UPDATE : M_DISPLAY;

    for( i = 0; i < MAX_MEMB; i++ )

    {

        d_field( 0, 3 + i, "Name : ", D_STRING, MAX_PERSON_NAME,

                 team_buf.members[i].name, valid, opr );

        if( abort_flag )

            return;

        d_field( MAX_PERSON_NAME + 10, 3 + i, "Sex : ", D_SEX, 0,

                 &team_buf.members[i].sex, valid, opr );

        if( abort_flag )

            return;

    }

    /*

     **  Display / Update the leg informarion for each configured leg

     */

    for( j = 1; j <= config.num_legs; j++, i++ )

    {

        d_leg( 4 + i, j, &team_buf.leg[j], valid, operation );

        if( abort_flag )

        {

            i += config.num_legs - j + 1;

            break;

        }

    }

    /*

     **  Display the summary information

     **      For the team

     **      Event and class placing information

     */

    d_leg( 4 + i, 0, &team_buf.leg[0], valid, M_DISPLAY );

    d_field( 0, 6 + i, "Event placing : ", D_NUMBER, 1,

             &team_buf.leg[0].le_place, valid, M_DISPLAY );

    d_field( 20, 6 + i, "Class placing : ", D_NUMBER, 1,

             &team_buf.leg[0].lec_place, valid, M_DISPLAY );

    if( team_buf.flags.non_equestrian )

        d_field( 0, 7 + i, "Non-Equestrian", D_NULL, 1, 0, valid, M_DISPLAY );

    else if( team_buf.flags.disqualified )

        d_field( 0, 7 + i, "Disqualified", D_NULL, 1, 0, valid, M_DISPLAY );

}

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

 *

 *  Display / Update leg time information

 *

 *  Purpose:

 *      This function is called to display and update the leg

 *      time information.

 *

 *  Parameters:

 *      y           Screen position

 *      leg         Leg to process

 *      data        Leg data

 *      valid       Data valid flag

 *      operation   Operation to perform

 *

 *  Returns:

 *      Nothing

 *

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

void d_leg( int y, int leg, leg_type * data, int valid, int operation )

{

    int         i;

    int         oprs, oprf;

    /*

     **  Display the field header

     */

    if( operation == M_DISPLAY )

    {

        if( leg != 0 )

        {

            d_field( 0, y, "Leg ", D_NUMBER, 1, &leg, TRUE, M_DISPLAY );

            d_field( 7, y, "", D_STRING, MAX_LEG_NAME,

                     config.leg_name[leg - 1], TRUE, M_DISPLAY );

        }

        else

            d_field( 0, y, "Overall team times", D_STRING, 0, "", TRUE,

                     M_DISPLAY );

    }

    /*

     **  If we are doing an update,. then ensure that all the team times

     **  have been tested

     */

    if( operation & M_ALL )

        test_times( &team_buf, 0 );              /* Set up all team times */

    oprs = ( ( parallel_legs )

             || ( operation & M_ALEGS )

             || ( operation & M_LEGS ) ) ? M_UPDATE : M_DISPLAY;

    oprf = ( operation & M_LEGS ) ? M_UPDATE : M_DISPLAY;

    /*

     **  if start time edited then flag as manual entry

     **  redo calculations and refresh screen with new information

     */

    if( d_field

        ( 25, y, data->manual ? "MS " : " S ", D_TIME, 8, &data->start, valid,

          oprs ) )

    {

        data->manual = TRUE;

        test_times( &team_buf, 0 );

        for( i = leg; i <= config.num_legs; i++ )

            d_leg( y + i - leg, i, &team_buf.leg[i], valid, M_DISPLAY );

        d_leg( y + i - leg, 0, &team_buf.leg[0], valid, M_DISPLAY );

    }

    /*

     **  If time changed then redo calcs and refresh screen

     */

    if( d_field( 37, y, "F ", D_TIME, 8, &data->end, valid, oprf ) )

    {

        set_times( &team_buf );

        test_times( &team_buf, 0 );

        for( i = leg; i <= config.num_legs; i++ )

            d_leg( y + i - leg, i, &team_buf.leg[i], valid, M_DISPLAY );

        d_leg( y + i - leg, 0, &team_buf.leg[0], valid, M_DISPLAY );

    }

    d_field( 48, y, "E ", D_TIME, 8, &data->elapsed, valid, M_DISPLAY );

    if( leg == 0 )

    {

        d_field( 60, y, "", D_STRING, 10,

                 ( team_buf.flags.bad_times ==

                   TRUE ) ? "Incomplete" : "          ", valid, M_DISPLAY );

    }

    else

    {

        d_field( 60, y, "", D_NUMBER, 4, &data->le_place, valid, M_DISPLAY );

        d_field( 65, y, "", D_NUMBER, 4, &data->l_place, valid, M_DISPLAY );

        d_field( 70, y, "", D_NUMBER, 4, &data->lec_place, valid, M_DISPLAY );

        d_field( 75, y, "", D_NUMBER, 4, &data->lc_place, valid, M_DISPLAY );

    }

}

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

 *

 *  Display / Update simple time information

 *

 *  Purpose:

 *      This function is called to display and update the leg

 *      time information.

 *

 *  Parameters:

 *      x, y        Screen position

 *      prompt      Prompt to display

 *      data        Address of time data

 *      valid       Data valid flag

 *

 *  Returns:

 *      Nothing

 *

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

void d_time( int x, int y, char *prompt, time_t *data, int valid )

{

        d_field( x, y, prompt, D_TIME, 8, ( char * ) data, valid, M_DISPLAY );

        d_field( x, y, prompt, D_TIME, 8, ( char * ) data, valid, M_UPDATE );

}

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

 *

 *  Display / Update field on the screen

 *

 *  Purpose:

 *      

 *      This function is called to display and update a field on the screen

 *      This routine will display a record from the team structure

 *      The type of data and other parameters is passed in

 *      This function is fundimental to the entire display subsystem

 *

 *

 *

 *  Parameters:

 *      x           The screen col

 *      y           The line number

 *      prompt      The field lable

 *      type        type of field

 *      length      Length of the numeric field

 *      data        Pointer to the data

 *      valid       data field is valid

 *      operation   Operation type

 *

 *  Returns:

 *      TRUE - Change has been made

 *

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

bool d_field( int x,

              int y,

              char *prompt,

              int type, int length, void *data, int valid, int operation )

{

    time_t      t;

    int         i;

    sex_type    s;

    int         change = 0;

    int         idata;

    /*

     **  Position the cursor and display the field title

     */

    cur( x, y );

    printf( "%s", prompt );

    /*

     **  If the ABORT flag is set then DISPLAY the field

     */

    if( abort_flag )

        operation = M_DISPLAY;

    /*

     **  Display the current field value

     **      Only if the data field is valid

     **      Only if the M_DISPLAY operation is requested

     */

    if( valid && ( operation == M_DISPLAY ) )

    {

        switch ( type )

        {

        case D_STRING:

        case D_USTRING:

            printf( "%-*.*s", length, length, (char *)data );

            break;

        case D_NUMBER:

            printf( "%-*d", length, *( short * ) data );

            break;

        case D_SEX:

            if( *( sex_type * ) data != unknown )

                printf( "%s",

                        ( *( sex_type * ) data ==

                          male ) ? "Male" : "Female" );

            break;

        case D_TIME:

            printf( "%s", time_a( *( time_t * ) data ) );

            break;

        case D_CLASS:

            if( *( short * ) data > 0 )

            {

                printf( "%2.2s", config.team_class[( *( int * ) data ) - 1].abr );

                printf( "  %-*.*s", LEN_CLASS_NAME, LEN_CLASS_NAME,

                        config.team_class[( *( int * ) data ) - 1].full_name );

            }

            break;

        case D_COUNTRY:

            if( *( short * ) data > 0 )

            {

                printf( "%4.4s",

                        config.country_name[( *( int * ) data ) - 1].abr );

                printf( "  %-*.*s", LEN_CNTRY_NAME, LEN_CNTRY_NAME,

                        config.country_name[( *( int * ) data ) -

                                            1].full_name );

            }

            break;

        case D_NULL:

            break;

        default:

            printf( "Unknown data type" );

            break;

        }

    }

    /*

     **  If updating the field then extract the required information

     */

    if( operation == M_UPDATE )

    {

        switch ( type )

        {

        case D_STRING:

            change = ( getstring( length, data, Alphanum ) );

            break;

        case D_USTRING:

            change = ( getstring( length, data, AlphnumUpper ) );

            break;

        case D_NUMBER:

            idata = *(short *)data;

            change = getnum( length, &idata );

            if ( change )

                *( short *)data = idata;

            break;

        case D_SEX:

            if( ( s = getsex() ) != unknown )

            {

                change = ( *( sex_type * ) data != s );

                *( sex_type * ) data = s;

            }

            break;

        case D_TIME:

            if( ( t = get_time(*( time_t * ) data) ) >= 0 )

            {

                change = ( *( time_t * ) data != t );

                *( time_t * ) data = t;

            }

            break;

        case D_CLASS:

            if( ( i = getclass() ) != 0 )

            {

                change = *( short * ) data != i;

                *( short * ) data = i;

            }

            break;

        case D_COUNTRY:

            if( ( i = getcountry() ) != 0 )

            {

                change = *( short * ) data != i;

                *( short * ) data = i;

            }

            break;

        case D_NULL:

            break;

        default:

            printf( "Unknown data type" );

            break;

        }

        /*

         **  Having accepted the input now DISPLAY the data (once again)

         **      Done to allow aborted field to re-display original values

         */

        d_field( x, y, prompt, type, length, data, TRUE, M_DISPLAY );

    }

    return ( change );

}

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

 *

 *  Get a team number from the operator

 *

 *  Purpose:

 *      This function is called to Get a team number from the operator

 *          Prompt the operator for a team number

 *          Verify that the team number is valid

 *          Allow escape characters in the process

 *

 *          This routine will return TRUE if the team number is valid

 *          The team number is returned in the global variable "team"

 *

 *  Parameters:

 *      x,y         Screen coords

 *      prompt      Operator prompt

 *

 *  Returns:

 *      TRUE    : Number OK

 *

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

bool g_tnum( int x, int y, char *prompt )

{

    int         new_team = 0;                   /* team number that will be input */

    while( TRUE )

    {

        team = 0;

        abort_flag = FALSE;

        cur( x, y );

        printf( "%s : ", prompt );

        console_clreol();

        if( !getnum( 6, &new_team ) )

            return ( FALSE );                    /* No input */

        /*

         * verify that the team number is within the allowed numbers 

         */

        if( !valid_field( new_team ) )

        {

            beep();

            printf( "\nTeam %-1d is not valid", new_team );

            continue;

        }

        team = new_team;

        return ( TRUE );

    }

}

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

 *

 *  Read a team record from disk

 *

 *  Purpose:

 *      This function is called to Read a team record from disk

 *      Locate the team record in the team data file

 *      if the record does not exist create a blank record

 *

 *      The function will return FALSE if the record was not on disk

 *      otherwise TRUE

 *

 *  Parameters:

 *      int_team        Team record required

 *      data            Area to return record

 *

 *  Returns:

 *      FALSE : No data available

 *

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

bool g_record( int _team, team_type * data )

{

    int         len;                             /* length of record read in */

    long        pos;                             /* File pointer */

    pos = _team;

    pos *= sizeof( team_type );

    len = lseek( team_fd, pos, 0 );

    len = read( team_fd, ( char * ) data, sizeof( team_type ) );

    if( ( len == sizeof( team_type ) ) && ( _team == data->numb ) )

        return ( data->flags.valid );

    else

    {

        clr_team( _team, data );

        return ( FALSE );

    }

}

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

 *

 *  Clear team data from file

 *

 *  Purpose:

 *      This function is called to Clear team data from file

 *      This routine will set the team data to INVALID

 *

 *  Parameters:

 *      tm          Team number

 *      data        Pointer to the data

 *

 *  Returns:

 *      Nothing

 *

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

void clr_team( int tm, team_type * data )

{

    int         len;

    memset( ( char * ) data, 0, ( int ) sizeof( team_type ) );

    data->flags.valid = FALSE;

    data->flags.bad_times = TRUE;

    data->numb = tm;

    for( len = 0; len < MAX_LEGS + 1; len++ )

    {

        data->leg[len].start = -1;

        data->leg[len].end = -1;

        data->leg[len].elapsed = -1;

        data->leg[len].l_place = 0;

        data->leg[len].le_place = 0;

        data->leg[len].lec_place = 0;

        data->leg[len].lc_place = 0;

        data->leg[len].manual = 0;

    }

}

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

 *

 *  Save team record to disk

 *

 *  Purpose:

 *      This function is called to save team record to disk

 *

 *  Parameters:

 *      _team       Team number

 *      data        Pointer to the data

 *

 *  Returns:

 *      FALSE : Error in save

 *

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

bool put_team_record( int _team, team_type * data )

{

    int         len;                             /* length of record read in */

    long        pos;                             /* file pointer */

    pos = _team;

    pos *= sizeof( team_type );

    lseek( team_fd, pos, 0 );

    len = write( team_fd, ( char * ) data, sizeof( team_type ) );

    if( len != sizeof( team_type ) )

    {

        perror( "Team record write" );

        sleep( 5 );

    }

    return ( len == sizeof( team_type ) );

}

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

 *

 *  Initialize the team data file

 *

 *  Purpose:

 *      This function is called to Initialize the team data file and

 *      prepare it for processing

 *

 *  Parameters:

 *      None

 *

 *  Returns:

 *      FALSE : Error encountered

 *

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

bool init_team_data(void)

{

    team_fd = open( datfile, OPEN_RW, 0 );

    if( team_fd < 0 )

    {

        /*

         * file does not exist - create it 

         */

        printf( "The team data file does not exist.\n" );

        if( getyes( "Create the data file" ) )

        {

            team_fd = creat( datfile, 0664 );

            if( team_fd > 0 )

            {

                close( team_fd );                /* Close th file */

                team_fd = open( datfile, OPEN_RW, 644 );

                if( team_fd < 0 )

                    perror( "Team datafile" );

            }

        }

    }

    return ( team_fd >= 0 );

}

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

 *

 *  Close team data file

 *

 *  Purpose:

 *      This function is called to close the team data file

 *

 *  Parameters:

 *      None

 *

 *  Returns:

 *      Nothing

 *

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

void fix_team_data(void)

{

    if( team_fd > 0 )

        close( team_fd );

}

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