private double findTotalPrice(ArrayList<OrderItemDetail> orderItemDetails) {
double totalPrice = 0;
for (OrderItemDetail orderItemDetail : orderItemDetails) {
totalPrice += (orderItemDetail.getPrice() * orderItemDetail.getQuantity());
}
return totalPrice;
}
private void showDialogEditSummary(final int itemPosition) {
final OrderItemDetail orderItemDetail = preOrderItemDetails.get(itemPosition);
final Dialog dialogEditSummary = new Dialog(SummaryActivity.this);
dialogEditSummary.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialogEditSummary.setCancelable(true);
dialogEditSummary.setContentView(R.layout.dialog_edit_summary);
// show detail of food by menu code
MenuItem menuItem = databaseDao.getMenuByCode(orderItemDetail.getMenuCode());
TextView tvName = (TextView) dialogEditSummary.findViewById(R.id.tvName);
AppPreference appPreference = new AppPreference(SummaryActivity.this);
if (appPreference.getAppLanguage().equals("th")) {
tvName.setText(menuItem.getNameThai());
} else {
tvName.setText(menuItem.getNameEng());
}
TextView tvPrice = (TextView) dialogEditSummary.findViewById(R.id.tvPrice);
tvPrice.setText(Double.toString(menuItem.getPrice()));
final EditText etOption = (EditText) dialogEditSummary.findViewById(R.id.editTextOption);
etOption.setText(orderItemDetail.getOption());
ImageView ivImgFood = (ImageView) dialogEditSummary.findViewById(R.id.ivImgFood);
Picture picture = databaseDao.getMenuPicture(menuItem.getPictureId());
ivImgFood.setImageBitmap(picture.getBitmapPicture());
dialogEditSummary.show();
final EditText etAmount = (EditText) dialogEditSummary.findViewById(R.id.etAmount);
etAmount.setText(String.valueOf(orderItemDetail.getQuantity()));
Button btnOK = (Button) dialogEditSummary.findViewById(R.id.btnOK);
btnOK.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
int amount = Integer.parseInt(etAmount.getText().toString());
String option = etOption.getText().toString();
// In case the user entering zero or negative, skip updating.
if (amount > 0) {
orderItemDetail.setQuantity(amount);
orderItemDetail.setOption(option);
// update data in database
ContentValues values = new ContentValues();
values.put(PreOrderTable.Columns._QUANTITY, amount);
values.put(PreOrderTable.Columns._OPTION, option);
databaseDao.updatePreOrderByValues(orderItemDetail.getPreOderId(), values);
}
// Remove from item list. However, it will add back later.
preOrderItemDetails.remove(itemPosition);
// Re-add to item list.
preOrderItemDetails.add(itemPosition, orderItemDetail);
dialogEditSummary.dismiss();
orderItemListAdapter.notifyDataSetChanged();
// calculate new total price.
tvTotalPrice.setText(String.valueOf(findTotalPrice(preOrderItemDetails)));
}
});
dialogEditSummary.setOnCancelListener(
new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialog) {
// do not anything.
}
});
}
