Add new fields line monetary summation (#92)

* Add new fields to SpecifiedTradeSettlementLineMonetarySummation (2.3)

* add test values

Author: tammoippen

drafthorse/models/tradelines.py

@@ -141,7 +141,39 @@ class Meta:
 
 class LineSummation(Element):
     total_amount = DecimalField(
-        NS_RAM, "LineTotalAmount", required=True, profile=COMFORT
+        NS_RAM,
+        "LineTotalAmount",
+        required=True,
+        profile=COMFORT,
+        _d="Nettobetrag der Rechnungsposition",
+    )
+    charge_total = DecimalField(
+        NS_RAM,
+        "ChargeTotalAmount",
+        required=False,
+        profile=EXTENDED,
+        _d="Gesamtbetrag der Positionszuschläge",
+    )
+    allowance_total = DecimalField(
+        NS_RAM,
+        "AllowanceTotalAmount",
+        required=False,
+        profile=EXTENDED,
+        _d="Gesamtbetrag der Positionsabschläge",
+    )
+    tax_total = DecimalField(
+        NS_RAM,
+        "TaxTotalAmount",
+        required=False,
+        profile=EXTENDED,
+        _d="Gesamtbetrag der Positionssteuern",
+    )
+    grand_total = DecimalField(
+        NS_RAM,
+        "GrandTotalAmount",
+        required=False,
+        profile=EXTENDED,
+        _d="Gesamtbruttobetrag der Position",
     )
     total_allowance_charge = DecimalField(
         NS_RAM,

tests/samples/zugferd_2p3_EXTENDED_Kostenrechnung.xml

@@ -160,6 +160,8 @@ GLN 4304171000002
 				</ram:ApplicableTradeTax>
 				<ram:SpecifiedTradeSettlementLineMonetarySummation>
 					<ram:LineTotalAmount>52.00</ram:LineTotalAmount>
+					<ram:TaxTotalAmount>9.88</ram:TaxTotalAmount>
+					<ram:GrandTotalAmount>61.88</ram:GrandTotalAmount>
 				</ram:SpecifiedTradeSettlementLineMonetarySummation>
 			</ram:SpecifiedLineTradeSettlement>
 		</ram:IncludedSupplyChainTradeLineItem>
@@ -191,6 +193,8 @@ GLN 4304171000002
 				</ram:ApplicableTradeTax>
 				<ram:SpecifiedTradeSettlementLineMonetarySummation>
 					<ram:LineTotalAmount>20.50</ram:LineTotalAmount>
+					<ram:TaxTotalAmount>3.9</ram:TaxTotalAmount>
+					<ram:GrandTotalAmount>24.4</ram:GrandTotalAmount>
 				</ram:SpecifiedTradeSettlementLineMonetarySummation>
 			</ram:SpecifiedLineTradeSettlement>
 		</ram:IncludedSupplyChainTradeLineItem>
@@ -229,6 +233,8 @@ GLN 4304171000002
 				</ram:ApplicableTradeTax>
 				<ram:SpecifiedTradeSettlementLineMonetarySummation>
 					<ram:LineTotalAmount>288.75</ram:LineTotalAmount>
+					<ram:TaxTotalAmount>54.86</ram:TaxTotalAmount>
+					<ram:GrandTotalAmount>343.61</ram:GrandTotalAmount>
 				</ram:SpecifiedTradeSettlementLineMonetarySummation>
 			</ram:SpecifiedLineTradeSettlement>
 		</ram:IncludedSupplyChainTradeLineItem>
@@ -260,6 +266,8 @@ GLN 4304171000002
 				</ram:ApplicableTradeTax>
 				<ram:SpecifiedTradeSettlementLineMonetarySummation>
 					<ram:LineTotalAmount>36.75</ram:LineTotalAmount>
+					<ram:TaxTotalAmount>6.98</ram:TaxTotalAmount>
+					<ram:GrandTotalAmount>43.73</ram:GrandTotalAmount>
 				</ram:SpecifiedTradeSettlementLineMonetarySummation>
 			</ram:SpecifiedLineTradeSettlement>
 		</ram:IncludedSupplyChainTradeLineItem>
@@ -296,6 +304,8 @@ GLN 4304171000002
 				</ram:ApplicableTradeTax>
 				<ram:SpecifiedTradeSettlementLineMonetarySummation>
 					<ram:LineTotalAmount>12.10</ram:LineTotalAmount>
+					<ram:TaxTotalAmount>2.30</ram:TaxTotalAmount>
+					<ram:GrandTotalAmount>14.40</ram:GrandTotalAmount>
 				</ram:SpecifiedTradeSettlementLineMonetarySummation>
 			</ram:SpecifiedLineTradeSettlement>
 		</ram:IncludedSupplyChainTradeLineItem>