Aktualizovat du6/a_station.c

du6/a_station.c

@@ -42,7 +42,32 @@ int select_track(struct station* station, const char* target)
 
 void add_target_capacity(struct station* station,const char* target, int capacity)
 {
+    //helper lok. premeny
+    int i = select_track(station, target);
+    struct car* current = station->tracks[i];
+    int lastPosIndex = TARGET_SIZE - 1; //index s poziciou null terminatora
 
+    //iterovnie cez vsetky tracky
+    //Pocas iteracie porovna pole s cielovou stanicou pre aktualny smernik/pointer (current->value) versus vstupny argument 'target'
+    while (current != NULL)
+    {
+        if (strcmp(current->value, target))
+        {
+            current->capacity += capacity;
+            return;
+        }
+        current = current->next;
+    }
+
+    //Poistka -> ak neexistuje novy zaznam, vyvtori ho 
+    struct car* newCar = malloc(sizeof(struct car));
+    strncpy(newCar->value, target, lastPosIndex);
+    new_car->value[lastPosIndex] = '\0'; //null terminovanie..
+    new_car->capacity = capacity;
+
+    //vlozi na zaciatok tracku
+    new_car->next = station->tracks[index];
+    station->tracks[index] = new_car;
 }
 
 int get_target_capacity(struct station* station,const char* target)
@@ -87,5 +112,5 @@ int count_capacity(struct station* station){
             count += currentTracks->capacity;
         }
     }
-    return 0;
+    return count;
 }