[feat] #111 : Send multiple amounts

* modiication of transaction_amount() function
* transaction_amount() now :
	* splits the amount string into a list
	* computes the total
	* returns the list and the total into a tuple
* ! Code is in an unstable state.
* ! tests_tx.py shouldn't pass

silkaj/tx.py

@@ -158,14 +158,28 @@ def check_amount(amounts, amount, minimal_amount, multiplicator, reference):
                 )
 
 
-async def transaction_amount(amount, amountUD, allSources):
+async def transaction_amount(amount, amountUD, outputAddresses):
     """
-    Return transaction amount
+    Check command line interface amount option
+    Returns transaction amounts (list) and total amount.
     """
+    amounts = list()
+    # creating amounts list
     if amount:
-        return round(amount * 100)
+        check_amount(amounts, amount, MINIMAL_TX_AMOUNT, CENT_MULT_TO_UNIT, "unit")
     if amountUD:
-        return round(amountUD * await money.UDValue().ud_value)
+        UD_value = await money.UDValue().ud_value
+        check_amount(amounts, amountUD, 0, UD_value, "UD")
+    # calculating the total
+    if len(amounts) != len(outputAddresses) and len(amounts) != 1:
+        message_exit(
+            "Error : The number of passed recipients (--output) is not the same as the passed amounts (--amount)."
+        )
+    if len(amounts) == 1:
+        total = amounts[0] * len(outputAddresses)
+    elif len(amounts) > 1:
+        total = sum(amounts)
+    return amounts, total
 
 
 def check_transaction_values(