public void performAction(View view) {
PreviousHistory cTotals = getCartTotalsFor(currentUsername);
if (cTotals.getCalories() != 0) {
showCheckoutDialog(cTotals);
} else {
Toast noItemsInCart =
Toast.makeText(
CartActivity.this, "You have no items in your cart yet!", Toast.LENGTH_SHORT);
noItemsInCart.show();
}
}
@Override
protected void onResume() {
super.onResume();
updateBaseGraph();
if (selectedItems != null) {
deleteAndQuantityButtonsEnabled();
} else {
deleteAndQuantityButtonsDisabled();
}
// Get the previous history for the user
// if it exists, then pass it to Graph labels to draw goals
if (pcart.getCalories() != 0.0f) {
advisor.setPastCart(pcart);
}
advisor.setCurrCart(ccartTotals);
advisor.setRecDailyValues(totalRDV);
advisor.setDays(days);
LayoutInflater inflater = getLayoutInflater();
ViewGroup toastRoot = (ViewGroup) findViewById(R.id.toast_layout_root);
ViewGroup toastRoot2 = (ViewGroup) findViewById(R.id.toast_layout_root2);
View layout = inflater.inflate(R.layout.toast_layout, toastRoot);
View layout2 = inflater.inflate(R.layout.toast_layout2, toastRoot2);
advisor.giveNegativeDialogAdvice(CartActivity.this, layout);
advisor.givePositiveDialogAdvice(CartActivity.this, layout2);
}
/** UPDATE BASE GRAPH with new Cart totals */
private void updateBaseGraph() {
// get an updated version of the adb on resume each time
adb = new AccountDatabaseHelper(this);
ccart = adb.getAllGroceryItemsOf(currentUsername);
int groceryCount = adb.getGroceryCountFor(currentUsername);
if (groceryCount == 1) {
added.setText(groceryCount + " ITEM IN CART");
} else if (groceryCount == 0 || groceryCount > 1) {
added.setText(groceryCount + " ITEMS IN CART");
}
adb.close();
if (ccart != null) {
setupItemDrawer();
}
passedIntent = getIntent();
results = passedIntent.getStringExtra("results");
int check = passedIntent.getIntExtra("check", 0);
if (check == 1) {
Log.d("CartActivity", "This is results " + results);
if (results != null && !results.equals("e")) {
updateGraphWithSelected(results);
} else {
Toast noData =
Toast.makeText(
CartActivity.this,
"Sorry, we couldn't find the nutrition data for this item",
Toast.LENGTH_LONG);
noData.show();
}
}
ccartTotals = getCartTotalsFor(currentUsername);
totalRDV = getRDVTotalsFor(currentUsername);
if (pcart.getCalories() != 0.0f) {
graph.getRatiosWithPCart(ccartTotals, totalRDV, pcart);
} else {
graph.getRatiosWithoutPCart(ccartTotals, totalRDV);
}
graph.postInvalidate();
graphLabels.setDays(days);
graphLabels.postInvalidate();
}
/** TOTAL VALUES Add up all of the values of the current_cart items */
public PreviousHistory getCartTotalsFor(String username) {
NutritionDatabaseHelper ndb = new NutritionDatabaseHelper(this);
AccountDatabaseHelper adb = new AccountDatabaseHelper(this);
List<GroceryItem> allGItems = adb.getAllGroceryItemsOf(username);
PreviousHistory cartTotals = new PreviousHistory();
if (allGItems != null) {
cartTotals.setId(-1);
cartTotals.setUsername(username);
for (int i = 0; i < allGItems.size(); i++) {
// retrieve the grocery item from the array
GroceryItem tempGrocery = allGItems.get(i);
// get the Quantity of the item
int quantity = tempGrocery.getQuantity();
// locate the item in the nutrition database
Item tempItem = ndb.getItem(tempGrocery.getItemName());
// add the totals to the current cartTotal, remembering
// to multiply by the quantity!
cartTotals.setCalories(cartTotals.getCalories() + (tempItem.getCalories() * quantity));
cartTotals.setProtein(cartTotals.getProtein() + (tempItem.getProtein() * quantity));
cartTotals.setFat(cartTotals.getFat() + (tempItem.getFat() * quantity));
cartTotals.setCarbohydrate(
cartTotals.getCarbohydrate() + (tempItem.getCarbohydrate() * quantity));
cartTotals.setFiber(cartTotals.getFiber() + (tempItem.getFiber() * quantity));
cartTotals.setSugar(cartTotals.getSugar() + (tempItem.getSugar() * quantity));
cartTotals.setCalcium(cartTotals.getCalcium() + (tempItem.getCalcium() * quantity));
cartTotals.setIron(cartTotals.getIron() + (tempItem.getIron() * quantity));
cartTotals.setMagnesium(cartTotals.getMagnesium() + (tempItem.getMagnesium() * quantity));
cartTotals.setPotassium(cartTotals.getPotassium() + (tempItem.getPotassium() * quantity));
cartTotals.setSodium(cartTotals.getSodium() + (tempItem.getSodium() * quantity));
cartTotals.setZinc(cartTotals.getZinc() + (tempItem.getZinc() * quantity));
cartTotals.setVitC(cartTotals.getVitC() + (tempItem.getVitC() * quantity));
cartTotals.setVitB6(cartTotals.getVitB6() + (tempItem.getVitB6() * quantity));
cartTotals.setVitB12(cartTotals.getVitB12() + (tempItem.getVitB12() * quantity));
cartTotals.setVitA(cartTotals.getVitA() + (tempItem.getVitA() * quantity));
cartTotals.setVitE(cartTotals.getVitE() + (tempItem.getVitE() * quantity));
cartTotals.setVitD(cartTotals.getVitD() + (tempItem.getVitD() * quantity));
cartTotals.setVitK(cartTotals.getVitK() + (tempItem.getVitK() * quantity));
cartTotals.setFatSat(cartTotals.getFatSat() + (tempItem.getFatSat() * quantity));
cartTotals.setFatMono(cartTotals.getFatMono() + (tempItem.getFatMono() * quantity));
cartTotals.setFatPoly(cartTotals.getFatPoly() + (tempItem.getFatPoly() * quantity));
cartTotals.setCholesterol(
cartTotals.getCholesterol() + (tempItem.getCholesterol() * quantity));
cartTotals.setDays(days);
}
// Log.d("Created: ", "Cart Total for : " + cartTotals.getUsername()
// + "Total Calories: " + cartTotals.getCalories());
adb.close();
ndb.close();
return cartTotals;
}
ndb.close();
adb.close();
PreviousHistory emptyHistory = new PreviousHistory();
emptyHistory.setUsername(currentUsername);
return emptyHistory;
}