/** Decide if should show errors in the UI. */ private boolean shouldShowErrors(boolean isTyping, Value amount) { if (amount != null && !amount.isZero() && !isAmountWithinLimits(amount)) { return true; } if (isTyping) return false; if (amountCalculatorLink.isEmpty()) return false; if (amount != null && amount.isZero()) return false; return true; }
/** Get the lowest deposit or withdraw for the provided amount type */ private Value getLowestAmount(ValueType type) { Value min = type.minNonDust(); if (marketInfo != null) { if (marketInfo.minimum.isOfType(min)) { min = Value.max(marketInfo.minimum, min); } else if (marketInfo.rate.canConvert(type, marketInfo.minimum.type)) { min = Value.max(marketInfo.rate.convert(marketInfo.minimum), min); } } return min; }
/** * Check if amount is within the minimum and maximum deposit limits and if is dust or if is more * money than currently in the wallet */ private boolean isAmountWithinLimits(Value amount) { boolean isWithinLimits = amount != null && amount.isPositive() && !amount.isDust(); // Check if within min & max deposit limits if (isWithinLimits && marketInfo != null && canCompare(marketInfo.limit, amount)) { isWithinLimits = amount.within(marketInfo.minimum, marketInfo.limit); } // Check if we have the amount if (isWithinLimits && canCompare(lastBalance, amount)) { isWithinLimits = amount.compareTo(lastBalance) <= 0; } return isWithinLimits; }
private void validateAmount(boolean isTyping) { Value amountParsed = amountCalculatorLink.getPrimaryAmount(); if (isAmountValid(amountParsed)) { sendAmount = amountParsed; amountError.setVisibility(View.GONE); // Show warning that fees apply when entered the full amount inside the pocket if (canCompare(sendAmount, lastBalance) && sendAmount.compareTo(lastBalance) == 0) { amountWarning.setText(R.string.amount_warn_fees_apply); amountWarning.setVisibility(View.VISIBLE); } else { amountWarning.setVisibility(View.GONE); } } else { amountWarning.setVisibility(View.GONE); // ignore printing errors for null and zero amounts if (shouldShowErrors(isTyping, amountParsed)) { sendAmount = null; if (amountParsed == null) { amountError.setText(R.string.amount_error); } else if (amountParsed.isNegative()) { amountError.setText(R.string.amount_error_negative); } else if (!isAmountWithinLimits(amountParsed)) { String message = getString(R.string.error_generic); // If the amount is dust or lower than the deposit limit if (isAmountTooSmall(amountParsed)) { Value minAmount = getLowestAmount(amountParsed.type); message = getString(R.string.amount_error_too_small, minAmount.toFriendlyString()); } else { // If we have the amount if (canCompare(lastBalance, amountParsed) && amountParsed.compareTo(lastBalance) > 0) { message = getString(R.string.amount_error_not_enough_money, lastBalance.toFriendlyString()); } if (marketInfo != null && canCompare(marketInfo.limit, amountParsed) && amountParsed.compareTo(marketInfo.limit) > 0) { message = getString(R.string.trade_error_max_limit, marketInfo.limit.toFriendlyString()); } } amountError.setText(message); } else { // Should not happen, but show a generic error amountError.setText(R.string.amount_error); } amountError.setVisibility(View.VISIBLE); } else { amountError.setVisibility(View.GONE); } } updateView(); }
private void setAmountForEmptyWallet() { updateBalance(); if (state != State.INPUT || pocket == null || lastBalance == null) return; if (lastBalance.isZero()) { String message = getResources().getString(R.string.amount_error_not_enough_money_plain); Toast.makeText(getActivity(), message, Toast.LENGTH_LONG).show(); } else { amountCalculatorLink.setPrimaryAmount(lastBalance); validateAmount(); } }
public void onMakeTransaction(Address toAddress, Value amount) { Intent intent = new Intent(getActivity(), SignTransactionActivity.class); // Decide if emptying wallet or not if (canCompare(lastBalance, amount) && amount.compareTo(lastBalance) == 0) { intent.putExtra(Constants.ARG_EMPTY_WALLET, true); } else { intent.putExtra(Constants.ARG_SEND_VALUE, amount); } intent.putExtra(Constants.ARG_ACCOUNT_ID, pocket.getId()); intent.putExtra(Constants.ARG_SEND_TO_ADDRESS, toAddress); startActivityForResult(intent, SIGN_TRANSACTION); }
/** Check if amount is smaller than the dust limit or if applicable, the minimum deposit. */ private boolean isAmountTooSmall(Value amount) { return amount.compareTo(getLowestAmount(amount.type)) < 0; }