add Invoice approach & parent comment

modules/axelor-open-suite/axelor-purchase/src/main/resources/domains/ImportationFolder.xml

@@ -68,7 +68,7 @@
 		<boolean name="reception_magasin_status" title="Store received statut" />
 
 		<one-to-many name="importationDocumentList" ref="ImportationDocument" title="Information document" />
-		<one-to-many name="importationCommentList" ref="ImportationComment" title="Comments" />
+		<one-to-many name="importationCommentList" ref="com.axelor.apps.purchase.db.ImportationComment" mappedBy="importationFolder" title="Comments" />
 
 		<date name="date_liquidation_invoice" title="Date liquidation facture" />
 		<!-- facture fournisseur -->

modules/axelor-open-suite/axelor-purchase/src/main/resources/domains/Invoice.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<domain-models xmlns="http://axelor.com/xml/ns/domain-models" 
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
+  xsi:schemaLocation="http://axelor.com/xml/ns/domain-models http://axelor.com/xml/ns/domain-models/domain-models_5.2.xsd">
+  
+  <module name="account" package="com.axelor.apps.account.db"/>
+
+  <entity name="Invoice" lang="java">
+        <many-to-one name="importationFolder" ref="com.axelor.apps.purchase.db.ImportationFolder" title="Importation folder"/>
+  </entity>
+  
+</domain-models>

modules/axelor-open-suite/axelor-purchase/src/main/resources/domains/importationComment.xml

@@ -4,9 +4,10 @@
 
 	<module name="purchase" package="com.axelor.apps.purchase.db"/>
 
-	<entity name="ImportationComment" sequential="true" lang="java">
+	<entity name="ImportationComment">
 		<string name="comments" large="true" multiline="true" title="Note"/>
-		<string name="step" title="Step" selection="purchase.importation.folder.status.select" />
+		<integer name="step" title="Step" selection="purchase.importation.folder.status.select" />
+  		<many-to-one name="importationFolder" ref="com.axelor.apps.purchase.db.ImportationFolder" title="importation folder"/>
 	</entity>
 
 </domain-models>