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

   1 /*
   2  * RGB2R-C128-Kassenprogramm
   3  * © 2007-2009 phil_fry, sECuRE, sur5r
   4  * See LICENSE for license information
   5  *
   6  */
   7 #define _IS_KASSE
   8 #include <stdio.h>
   9 #include <conio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <cbm.h>
  13
  14 #include "general.h"
  15 #include "config.h"
  16 #include "kasse.h"
  17 #include "credit_manager.h"
  18 #include "c128time.h"
  19 #include "print.h"
  20 #include "version.h"
  21 // drucker 4 oder 5
  22 // graphic 4,0,10
  23
  24 void print_item(BYTE i) {
  25     char profit[10];
  26     if (format_euro(profit, sizeof(profit), status.status[i].price) == NULL) {
  27         cprintf("Preis %ld konnte nicht umgerechnet werden\r\n", status.status[i].price);
  28         exit(1);
  29     }
  30     textcolor(TC_YELLOW);
  31     cprintf("%2d", i);
  32     textcolor(TC_LIGHT_GRAY);
  33     cprintf(": %-" xstr(MAX_ITEM_NAME_LENGTH) "s \xDD%s, %3dx ",
  34         status.status[i].item_name, profit, status.status[i].times_sold);
  35 }
  36
  37 /* Hauptbildschirm ausgeben */
  38 static void print_screen(void) {
  39         BYTE i = 0;
  40         char *time = get_time();
  41         char profit[10];
  42         clrscr();
  43         if (format_euro(profit, 10, money) == NULL) {
  44                 cprintf("Einnahme %ld konnte nicht umgerechnet werden\r\n", money);
  45                 exit(1);
  46         }
  47         textcolor(TC_CYAN);
  48         cprintf("C128-Kassenprogramm (phil_fry, sECuRE, sur5r) " GV "\r\n");
  49         textcolor(TC_LIGHT_GRAY);
  50         cprintf("\r\nUhrzeit:     %s (wird nicht aktualisiert)\r\n"
  51             "Eingenommen: %s, Verkauft: %ld Dinge, Drucken: %s\r\n",
  52             time, profit, items_sold, (printing == 1 ? "ein" : "aus"));
  53         textcolor(TC_LIGHT_GRAY);
  54         cprintf("      \xB0"
  55             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB2"
  56             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB2"
  57             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB2"
  58             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xAE\r\n");
  59         for (; i < min(status.num_items, 15); ++i) {
  60
  61         cprintf("      \xDD");
  62         print_item(i);
  63         cprintf("\xDD");
  64
  65         /* if we have more than 15 items, use the second column */
  66                 if ((i+15) < status.num_items) {
  67             print_item(i+15);
  68             cprintf("\xDD");
  69                 } else {
  70             cprintf("              \xDD                \xDD");
  71         }
  72
  73                 cprintf("\r\n");
  74         }
  75         cprintf("      \xAD"
  76             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB1"
  77             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB1"
  78             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xB1"
  79             "\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xC0\xBD\r\n");
  80         textcolor(TC_YELLOW);
  81         cprintf("   s");
  82         textcolor(TC_LIGHT_GRAY);
  83         cprintf(") Daten sichern                                  ");
  84         textcolor(TC_YELLOW);
  85         cprintf("g");
  86         textcolor(TC_LIGHT_GRAY);
  87         cprintf(") Guthabenverwaltung\r\n");
  88         textcolor(TC_YELLOW);
  89         cprintf("   z");
  90         textcolor(TC_LIGHT_GRAY);
  91         cprintf(") Zeit setzen         ");
  92         textcolor(TC_YELLOW);
  93         cprintf("f");
  94         textcolor(TC_LIGHT_GRAY);
  95         cprintf(") Freitext verkaufen      ");
  96         textcolor(TC_YELLOW);
  97         cprintf("q");
  98         textcolor(TC_LIGHT_GRAY);
  99         cprintf(") Beenden\r\n");
 100 }
 101
 102 /*
 103  * Prints a line and logs it to file. Every line can be at max 80 characters.
 104  *
 105  */
 106 static void print_log(char *name, int item_price, int einheiten, char *nickname, char *rest) {
 107         char *time = get_time();
 108         char price[10];
 109         /* Format:
 110            Transaction-ID (Anzahl verkaufter Einträge, inklusive des zu druckenden!) -- 6-stellig
 111            Uhrzeit -- 8-stellig
 112            Eintragname (= Getränk) -- 9-stellig
 113            Preis (in Cents) -- 9-stellig
 114            Anzahl -- 2-stellig
 115            Nickname (falls es vom Guthaben abgezogen wird) -- 10-stellig
 116            restguthaben (9-stellig)
 117
 118            + 7 leerzeichen
 119            --> 48 zeichen
 120            */
 121         if (format_euro(price, 10, item_price) == NULL) {
 122                 cprintf("Preis %d konnte nicht umgerechnet werden\r\n", item_price);
 123                 exit(1);
 124         }
 125
 126         sprintf(print_buffer, "%c[%3u] %s - %-" xstr(MAX_ITEM_NAME_LENGTH) "s - %s - %s - %d - an %s\r",  17,
 127                         status.transaction_id, time, name, price, rest,
 128                         einheiten, (*nickname != '\0' ? nickname : "Unbekannt"));
 129         status.transaction_id++;
 130         print_the_buffer();
 131 }
 132
 133 /* dialog which is called for each bought item */
 134 static signed int buy(char *name, unsigned int price) {
 135         int negative = 1;
 136         char entered[5] = {'1', 0, 0, 0, 0};
 137         BYTE i = 0, matches = 0;
 138         BYTE c, x, y, nickname_len;
 139         int einheiten;
 140         char nickname[NICKNAME_MAX_LEN+1];
 141         char rest[11];
 142         struct credits_t *credit;
 143
 144         memset(nickname, '\0', sizeof(nickname));
 145         memset(rest, ' ', sizeof(rest));
 146         rest[8] = '\0';
 147
 148         clrscr();
 149         cprintf("Wieviel Einheiten \"%s\"? [1] \r\n", name);
 150         x = wherex();
 151         y = wherey();
 152         while (1) {
 153                 /* Buffer-Ende erreicht? */
 154                 if (i == 4)
 155                         break;
 156
 157                 c = cgetc();
 158                 /* Enter */
 159                 if (c == PETSCII_CR)
 160                         break;
 161                 /* Backspace */
 162                 if (c == PETSCII_DEL) {
 163                         if (i == 0)
 164                                 continue;
 165                         entered[--i] = '\0';
 166                         cputcxy(x+i, y, ' ');
 167                         gotoxy(x+i, y);
 168                         continue;
 169                 }
 170                 if (c == 27) {
 171                         cprintf("Kauf abgebrochen, druecke RETURN...\r\n");
 172                         get_input();
 173                         return 1;
 174                 }
 175                 if (c == '-' && i == 0) {
 176                         negative = -1;
 177                         cputc(c);
 178                 } else if (c >= PETSCII_0 && c <= PETSCII_9) {
 179                         entered[i++] = c;
 180                         cputc(c);
 181                 }
 182
 183                 /* Ungültige Eingabe (keine Ziffer), einfach ignorieren */
 184         }
 185         einheiten = atoi(entered) * negative;
 186
 187         if (einheiten > 100 || einheiten < -100 || einheiten == 0) {
 188                 cprintf("\r\nEinheit nicht in [-100, 100] oder 0, Abbruch, druecke RETURN...\r\n");
 189                 cgetc();
 190                 return 1;
 191         }
 192
 193         toggle_videomode();
 194         cprintf("\r\n             *** VERKAUF ***\r\n\r\n");
 195         cprintf("%dx %s", einheiten, name);
 196         toggle_videomode();
 197
 198         cprintf("\r\nAuf ein Guthaben kaufen? Wenn ja, Nickname eingeben:\r\n");
 199         {
 200                 BYTE i;
 201                 BYTE x;
 202                 BYTE y;
 203                 BYTE matches;
 204                 char *uniquematch;
 205                 input_terminator_t terminator;
 206                 while (1) {
 207                         terminator = get_input_terminated_by(
 208                                         INPUT_TERMINATOR_RETURN |
 209                                         INPUT_TERMINATOR_SPACE,
 210                                         nickname,
 211                                         sizeof(nickname));
 212
 213                         /* Clear the screen from any previous completions */
 214                         x = wherex();
 215                         y = wherey();
 216                         for (i = 1; i < 7; i++) {
 217                                 /* "Completion:" is longer than NICKNAME_MAX_LEN */
 218                                 cclearxy(0, y + i, strlen("Completion:"));
 219                         }
 220                         gotoxy(x, y);
 221
 222                         if (terminator != INPUT_TERMINATOR_SPACE) {
 223                                 break;
 224                         }
 225
 226                         matches = 0;
 227                         uniquematch = NULL;
 228                         for (i = 0; i < credits.num_items; i++) {
 229                                 if (strncmp(nickname, credits.credits[i].nickname, strlen(nickname)) != 0) {
 230                                         continue;
 231                                 }
 232                                 matches++;
 233                                 if (matches > 1) {
 234                                         break;
 235                                 }
 236                                 uniquematch = credits.credits[i].nickname;
 237                         }
 238                         if (matches == 1) {
 239                                 /* Display the rest of the nickname */
 240                                 textcolor(TC_LIGHT_GREEN);
 241                                 cprintf("%s", uniquematch + strlen(nickname));
 242                                 textcolor(TC_LIGHT_GRAY);
 243                                 strcat(nickname, uniquematch + strlen(nickname));
 244                         } else {
 245                                 /* Multiple nicknames match what was entered so far. Abort and
 246                                  * display all matches, then prompt the user again. */
 247                                 char completion[NICKNAME_MAX_LEN+1];
 248                                 BYTE len = strlen(nickname);
 249                                 x = wherex();
 250                                 y = wherey();
 251                                 cprintf("\r\nCompletion:\r\n");
 252                                 matches = 0;
 253                                 for (i = 0; i < credits.num_items; i++) {
 254                                         if (strncmp(nickname, credits.credits[i].nickname, len) != 0) {
 255                                                 continue;
 256                                         }
 257                                         if (++matches == 5) {
 258                                                 cprintf("...\r\n");
 259                                                 break;
 260                                         }
 261                                         strcpy(completion, credits.credits[i].nickname);
 262                                         *(completion + len) = '\0';
 263                                         cprintf("%s", completion);
 264                                         textcolor(TC_LIGHT_GREEN);
 265                                         cprintf("%c", *(credits.credits[i].nickname + len));
 266                                         textcolor(TC_LIGHT_GRAY);
 267                                         cprintf("%s\r\n", completion + len + 1);
 268                                 }
 269                                 gotoxy(x, y);
 270                         }
 271                 }
 272         }
 273         if (*nickname != '\0') {
 274                 toggle_videomode();
 275                 cprintf(" fuer %s\r\n", nickname);
 276                 toggle_videomode();
 277         }
 278
 279         if (*nickname != '\0' && *nickname != 32) {
 280                 nickname_len = strlen(nickname);
 281                 /* go through credits and remove the amount of money or set nickname
 282                  * to NULL if no such credit could be found */
 283                 credit = find_credit(nickname);
 284                 if (credit != NULL) {
 285                         while ((signed int)credit->credit < ((signed int)price * einheiten)) {
 286                                 if (format_euro(rest, 10, credit->credit) == NULL) {
 287                                         cprintf("Preis %d konnte nicht umgerechnet werden\r\n", credit->credit);
 288                                         exit(1);
 289                                 }
 290                                 cprintf("\r\n%s hat nicht genug Geld (%s). e) einzahlen a) abbruch \r\n", nickname, rest);
 291                                 c = cgetc();
 292                                 if (c == 'e') {
 293                                         deposit_credit(nickname);
 294                                 } else {
 295                                         return 0;
 296                                 }
 297                         }
 298                         /* substract money */
 299                         credit->credit -= (price * einheiten);
 300
 301                         if (format_euro(rest, 10, credit->credit) == NULL) {
 302                                 cprintf("Preis %d konnte nicht umgerechnet werden\r\n", credit->credit);
 303                                 exit(1);
 304                         }
 305
 306                         textcolor(TC_LIGHT_GREEN);
 307                         cprintf("\r\nVerbleibendes Guthaben fuer %s: %s. Druecke RETURN...\r\n",
 308                                 nickname, rest);
 309                         textcolor(TC_LIGHT_GRAY);
 310                         toggle_videomode();
 311                         cprintf("\r\nDein Guthaben betraegt noch %s.\r\n", rest);
 312                         toggle_videomode();
 313                         get_input();
 314                         matches++;
 315                 } else {
 316                         textcolor(TC_LIGHT_RED);
 317                         cprintf("\r\nNickname nicht gefunden in der Guthabenverwaltung! Abbruch, druecke RETURN...\r\n");
 318                         textcolor(TC_LIGHT_GRAY);
 319                         get_input();
 320                         return 0;
 321                 }
 322         } else {
 323                 /* Ensure that nickname is NULL if it's empty because it's used in print_log */
 324                 *nickname = '\0';
 325         }
 326
 327         money += price * einheiten;
 328         items_sold += einheiten;
 329         if (printing == 1)
 330                 print_log(name, price, einheiten, nickname, rest);
 331
 332         return einheiten;
 333 }
 334
 335 void buy_stock(BYTE n) {
 336         if (n >= status.num_items || status.status[n].item_name == NULL) {
 337                 cprintf("FEHLER: Diese Einheit existiert nicht.\r\n");
 338                 get_input();
 339                 return;
 340         }
 341
 342         status.status[n].times_sold += buy(status.status[n].item_name, status.status[n].price);
 343 }
 344
 345 void buy_custom(void) {
 346         BYTE c = 0, i = 0;
 347         int negative = 1;
 348         char entered[5] = {'1', 0, 0, 0, 0};
 349         char *input, name[20];
 350         int price;
 351
 352         clrscr();
 353         memset(name, '\0', 20);
 354         cprintf("\r\nWas soll gekauft werden?\r\n");
 355         input = get_input();
 356         strncpy(name, input, 20);
 357         if (*name == '\0')
 358                 return;
 359
 360         cprintf("\r\nWie teuer ist \"%s\" (in cents)?\r\n", name);
 361         while (1) {
 362                 c = cgetc();
 363                 if (c == 13)
 364                         break;
 365                 cputc(c);
 366                 if (c == 27) {
 367                         cprintf("Kauf abgebrochen, druecke RETURN...\r\n");
 368                         get_input();
 369                         return;
 370                 } else if (c == '-' && i == 0)
 371                         negative = -1;
 372                 else if (c > 47 && c < 58)
 373                         entered[i++] = c;
 374         }
 375         price = atoi(entered) * negative;
 376
 377         cprintf("\r\n");
 378
 379         buy(name, price);
 380 }
 381
 382 void set_time_interactive(void) {
 383         BYTE part[3] = {'0', '0', '\0'};
 384         BYTE tp1, tp2, tp3;
 385         char *time_input, *time;
 386         cprintf("Gib die aktuelle Uhrzeit ein (Format HHMMSS):\r\n");
 387         time_input = get_input();
 388         part[0] = time_input[0];
 389         part[1] = time_input[1];
 390         tp1 = atoi(part);
 391         part[0] = time_input[2];
 392         part[1] = time_input[3];
 393         tp2 = atoi(part);
 394         part[0] = time_input[4];
 395         part[1] = time_input[5];
 396         tp3 = atoi(part);
 397         set_time(tp1, tp2, tp3);
 398
 399         time = get_time();
 400         cprintf("\r\nZeit gesetzt: %s\r\n", time);
 401 }
 402
 403 int main(void) {
 404         char *c;
 405         char *time;
 406
 407         if (VIDEOMODE == 40)
 408                 toggle_videomode();
 409         clrscr();
 410
 411         /* Allocate logging buffer memory */
 412         init_log();
 413
 414         /* Set time initially, c128 doesn't know it */
 415         set_time_interactive();
 416
 417         POKE(216, 255);
 418
 419         /* Load configuration */
 420         load_config();
 421
 422         /* Load items (= drinks) */
 423         load_items();
 424         /* Load credits */
 425         load_credits();
 426
 427         time = get_time();
 428         sprintf(print_buffer, "%c--------------------------------------------------------------------------------\r", 17);
 429         print_the_buffer();
 430         sprintf(print_buffer, "%cC128-Kasse Version " GV "\r", 17);
 431         print_the_buffer();
 432
 433         sprintf(print_buffer, "%cKasse gestartet um %s. Nutze logfile log-%u, offset %d.\r", 17, time, log_num, log_heap_offset);
 434         print_the_buffer();
 435
 436         print_header();
 437
 438         while (1) {
 439                 print_screen();
 440                 c = get_input();
 441                 /* ...display dialogs eventually */
 442                 if (*c > 47 && *c < 58) {
 443                         /* if the input starts with a digit, we will interpret it as a number
 444                          * for the item to be sold */
 445                         buy_stock(atoi(c));
 446                         toggle_videomode();
 447                         clrscr();
 448                         toggle_videomode();
 449                 } else if (*c == 'f') {
 450                         buy_custom();
 451                         toggle_videomode();
 452                         clrscr();
 453                         toggle_videomode();
 454                 } else if (*c == 's') {
 455                         save_items();
 456                         save_credits();
 457                         log_flush();
 458                         cprintf("\r\nStatefile/Creditfile/Log gesichert, druecke RETURN...\r\n");
 459                         get_input();
 460                 } else if (*c == 'g') {
 461                         credit_manager();
 462                 } else if (*c == 'z') {
 463                         set_time_interactive();
 464                 } else if (*c == 'q')
 465                         break;
 466         }
 467         clrscr();
 468         cprintf("\r\nBYEBYE\r\n");
 469
 470         return 0;
 471 }