git.sur5r.net Git - c128-kasse/blob - src/credit_manager.c

   1 /*
   2  * RGB2R-C128-Kassenprogramm
   3  * (c) 2007 phil_fry, sECuRE, sur5r
   4  * See LICENSE for license information
   5  *
   6  */
   7 #include <conio.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <string.h>
  11
  12 #include "config.h"
  13 #include "general.h"
  14
  15 static char *filter = NULL;
  16 static BYTE filter_len;
  17
  18 static void print_credit_screen() {
  19         BYTE i = 0;
  20         clrscr();
  21         cprintf("C128-Kassenprogramm: Credit Manager\r\n\r\n");
  22         for (; i < credits.num_items; ++i)
  23                 if (filter == NULL || strncmp(credits.credits[i].nickname, filter, filter_len) == 0)
  24                         cprintf("Guthaben %s: %d Cents\r\n", credits.credits[i].nickname, credits.credits[i].credit);
  25         cprintf("\r\nBefehle: n) Neues Guthaben f) Filtern z) Zurueck\r\n");
  26 }
  27
  28 /* Guthabenverwalter */
  29 void credit_manager() {
  30         int negative = 1;
  31         char *c, *nickname, *credits_input;
  32         /* credits_int is a stupid name, but overlaps with struct credits_t credits; else */
  33         int credits_int;
  34         while (1) {
  35                 print_credit_screen();
  36                 c = get_input();
  37                 if (c == NULL || *c == '\0')
  38                         continue;
  39                 if (*c == 'n') {
  40                         cprintf("\r\nGuthaben eingeben:\r\n");
  41                         credits_input = get_input();
  42
  43                         if (credits_input == NULL || credits_input[0] == '\0')
  44                                 continue;
  45                         else if (credits_input[0] == '-') {
  46                                 negative = -1;
  47                                 ++credits_input;
  48                         }
  49                         credits_int = atoi(credits_input) * negative;
  50                         if (credits_int > 0) {
  51                                 cprintf("Nickname eingeben:\r\n");
  52                                 nickname = get_input();
  53                                 if (nickname == NULL || nickname[0] == '\0')
  54                                         continue;
  55                                 strncpy(credits.credits[credits.num_items].nickname, nickname, 9);
  56                                 credits.credits[credits.num_items].credit = credits_int;
  57                                 ++credits.num_items;
  58                         }
  59                 } else if (*c == 'f') {
  60                         cprintf("Filter eingeben:\r\n");
  61                         filter = get_input();
  62                         if (filter == NULL || *filter == 32 || (filter_len = strlen(filter)) == 0)
  63                                 filter = NULL;
  64                 } else if (*c == 'z' || *c == 'q')
  65                         break;
  66         }
  67 }