small changes

brmbar.c

@@ -98,10 +98,15 @@ void read_input()
     // scan items
     for (i = 0; i < items_count; ++i) {
         if (!strncmp(buf, items[i].ean, strlen(items[i].ean)) && strlen(items[i].ean)+1 == strlen(buf)) {
-            if (items[i].price) {
+            if (items[i].price == 30000) {
+                last_item = -2;
+                printf("\n%s\n\n", items[i].name);
+            } else
+            if (items[i].price > 0) {
                 last_item = i;
                 printf("\n%s    %d Kc\n\n", items[i].name, abs(items[i].price));
-            } else {
+            } else
+            if (items[i].price == 0) {
                 last_item = -1;
                 printf("\n%s\n\n", items[i].name);
             }
@@ -116,6 +121,11 @@ void read_input()
             if (last_item == -1) {
                 balance = modify_credit(people[i], 0);
                 printf("has %d Kc.\n\n", balance);
+            } else
+            if (last_item == -2) {
+                balance = modify_credit(people[i], 0);
+                modify_credit(people[i], -balance);
+                printf("has credit set to 0 Kc.\n\n");
             } else {
                 balance = modify_credit(people[i], items[last_item].price);
                 printf("has ordered %s for %d Kc and now has %d Kc.\n\n", items[last_item].name, abs(items[last_item].price), balance);

items.txt

@@ -4,7 +4,8 @@ $10;Credit 100;100
 $20;Credit 200;200
 $50;Credit 500;500
 $1k;Credit 1000;1000
-STS;Show status;0
+SHW;SHOW credit;0
+RST;RESET credit;30000
 4029764001807;Club Mate 0.5L;-35
 4029764001821;Club Mate 0.33L;-25
 5018374350930;Tesco Baked Beans in Tomato Sauce;-20

people.txt

@@ -1,6 +1,7 @@
 abyssal
 alexka
 axtheb
+aym
 b00lean
 biiter
 blami
@@ -22,8 +23,9 @@ prusajr
 rainbof
 ruza
 sargon
+shady
+stevko
 stick
-swez
 tma
 tomsuch
 tutchek