@Override
public List<Object> getDishesByType(List<Object> dishList, String dishType) {
ArrayList<Object> arrayList = new ArrayList<>();
int dishTypeInt = DishInformation.getTypeValue(dishType);
for (Object object : dishList) {
if (object instanceof DishInformation) {
DishInformation dishInformation = (DishInformation) object;
if (dishTypeInt == dishInformation.getType()) {
arrayList.add(dishInformation);
}
}
}
return arrayList;
}
@Override
public String getStatsByDishType(List<Object> dishList, String dishType) {
int dishTypeInt = DishInformation.getTypeValue(dishType);
int total = dishList.size();
int count = 0;
for (Object object : dishList) {
if (getObjectFromFeature(object, dishType)) count++;
}
float percentage = count * 100 / total;
return percentage + "%";
}
private boolean getObjectFromFeature(Object object, String feature) {
if (object instanceof DishInformation) {
DishInformation dishInformation = (DishInformation) object;
switch (feature) {
case STR_GLUTEN_FREE:
if (dishInformation.isGlutenFree()) return true;
break;
case STR_HALAL_MEAT:
if (dishInformation.isHalalMeat()) return true;
break;
case STR_SEAFOOD_FREE:
if (dishInformation.isSeafoodFree()) return true;
break;
case STR_VEGETARIAN:
if (dishInformation.isVegetarian()) return true;
break;
default:
return false;
}
}
return false;
}
