/**
* This method calculates a fee which is set by Crowdfunding Finance.
*
* @param $fundingType
* @param $fees
* @param $txnAmount
*
* @return float
*/
protected function calculateFee($fundingType, $fees, $txnAmount)
{
$result = 0;
$feePercent = 0.0;
$feeAmount = 0.0;
switch ($fundingType) {
case 'FIXED':
$feePercent = ArrayHelper::getValue($fees, 'fixed_campaign_percent', 0.0, 'float');
$feeAmount = ArrayHelper::getValue($fees, 'fixed_campaign_amount', 0.0, 'float');
break;
case 'FLEXIBLE':
$feePercent = ArrayHelper::getValue($fees, 'flexible_campaign_percent', 0.0, 'float');
$feeAmount = ArrayHelper::getValue($fees, 'flexible_campaign_amount', 0.0, 'float');
break;
}
// Calculate fee based on percent.
if ($feePercent > 0) {
// Calculate amount.
$feePercentAmount = Prism\Utilities\MathHelper::calculateValueFromPercent($feePercent, $txnAmount);
if ($txnAmount > $feePercentAmount) {
$result += (double) $feePercentAmount;
}
}
// Calculate fees based on amount.
if ($feeAmount > 0 and $txnAmount > $feeAmount) {
$result += $feeAmount;
}
// Check for invalid value that is less than zero.
if ($result < 0) {
$result = 0;
}
return (double) $result;
}
