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

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