Merge branch '1068743_fix_multiple_participating' into '2021.0.0'

[Projekt: Entwicklung - xRM][TicketNr.: 1068743][Kontakt - Filterview  und...

See merge request xrm/basic!570

entity/CampaignAddParticipants_entity/CampaignAddParticipants_entity.aod

@@ -28,6 +28,7 @@
         <element>PROCESS_SETVALUE</element>
         <element>RECORD</element>
       </onValueChangeTypes>
+      <onValidation>%aditoprj%/entity/CampaignAddParticipants_entity/entityfields/campaign_id/onValidation.js</onValidation>
     </entityField>
     <entityField>
       <name>CAMPAIGNSTEP_ID</name>
@@ -60,11 +61,6 @@
     </entityConsumer>
     <entityConsumer>
       <name>CampaignStepConsumer</name>
-      <dependency>
-        <name>dependency</name>
-        <entityName>CampaignStep_entity</entityName>
-        <fieldName>CampaignSteps</fieldName>
-      </dependency>
       <children>
         <entityParameter>
           <name>campaignId_param</name>
@@ -72,6 +68,11 @@
           <expose v="true" />
         </entityParameter>
       </children>
+      <dependency>
+        <name>dependency</name>
+        <entityName>CampaignStep_entity</entityName>
+        <fieldName>CampaignSteps</fieldName>
+      </dependency>
     </entityConsumer>
     <entityField>
       <name>UID</name>

entity/CampaignAddParticipants_entity/entityfields/campaign_id/onValidation.js

+import("system.vars");
+import("system.result");
+import("Sql_lib");
+import("system.translate");
+
+let participants = JSON.parse(vars.get("$param.campaignParticipantsRowIds_param"));
+if(participants.length > 0)
+{
+    let thisParticipantCount = newSelect("count('')").from("CAMPAIGNPARTICIPANT")
+        .where("CAMPAIGNPARTICIPANT.CAMPAIGN_ID", vars.get("$field.CAMPAIGN_ID"))
+        .and(
+            "CAMPAIGNPARTICIPANT.CONTACT_ID",
+            participants,
+            SqlBuilder.IN()
+        ).cell();
+
+    if(parseInt(thisParticipantCount) > 0)
+        result.string(translate.text("Participant is already participating"));
+}