Merge pull request #195 from mwarzybok-sumoheavy/feature/fix192-master

Fix missing types for JsonMapper

Author: bobbrodie

src/BitPaySDK/Model/Invoice/Invoice.php

@@ -536,7 +536,7 @@ public function setPaymentCurrencies(array $paymentCurrencies)
      * If not set, invoice will default to the account acceptanceWindow.
      * If account acceptanceWindow is not set, invoice will default to 15 minutes (900,000 milliseconds).
      *
-     * @return mixed
+     * @return float|null
      */
     public function getAcceptanceWindow()
     {
@@ -1232,7 +1232,7 @@ public function setBuyerProvidedEmail($buyerProvidedEmail)
      * Information collected from the buyer during the process of paying an invoice.
      * Initially this object is empty.
      *
-     * @return object
+     * @return BuyerProvidedInfo|null
      */
     public function getBuyerProvidedInfo()
     {
@@ -1268,7 +1268,7 @@ public function setTransactionDetails(TransactionDetails $transactionDetails)
      *
      * Object containing wallet-specific URLs for payment protocol.
      *
-     * @return object UniversalCodes
+     * @return UniversalCodes|null UniversalCodes
      */
     public function getUniversalCodes()
     {
@@ -1295,7 +1295,7 @@ public function setUniversalCodes(UniversalCodes $universalCodes)
      * If you disable a currency via the invoice parameter "paymentCurrencies",
      * this parameter will be set to "merchantDisabledByParam"
      *
-     * @return object
+     * @return SupportedTransactionCurrencies|null
      */
     public function getSupportedTransactionCurrencies()
     {
@@ -1468,7 +1468,7 @@ public function setPaymentCodes($paymentCodes)
      * It equals to the absolute difference between amountPaid
      * and paymentTotals for the corresponding transactionCurrency used.
      *
-     * @return numeric
+     * @return int|null
      */
     public function getUnderpaidAmount()
     {
@@ -1498,7 +1498,7 @@ public function setUnderpaidAmount($underpaidAmount)
      * It equals to the absolute difference between amountPaid
      * and paymentTotals for the corresponding transactionCurrency used.
      *
-     * @return numeric
+     * @return int|null
      */
     public function getOverpaidAmount()
     {
@@ -1727,7 +1727,7 @@ public function setTransactionCurrency($transactionCurrency)
      * The total amount paid to the invoice in terms of the invoice transactionCurrency indicated
      * in the smallest possible unit for the corresponding transactionCurrency (e.g satoshis for BTC and BCH)
      *
-     * @return number
+     * @return int|null
      */
     public function getAmountPaid()
     {