From: Antti Villberg <antti.villberg@semantum.fi>
Date: Fri, 2 Aug 2019 06:25:13 +0000 (+0300)
Subject: Define actions already in L0
X-Git-Tag: v1.43.0~136^2~125^2
X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=commitdiff_plain;h=a977a268131482dc9ba090c437f866a8b03f399d;p=simantics%2Fplatform.git

Define actions already in L0

gitlab #327

Change-Id: Ia8ac62b8b6de90cc3e0b8e127a15d113f640270b
---

diff --git a/bundles/org.simantics.action.ontology/graph/Action.pgraph b/bundles/org.simantics.action.ontology/graph/Action.pgraph
index 3b0cb14c0..11205dacc 100644
--- a/bundles/org.simantics.action.ontology/graph/Action.pgraph
+++ b/bundles/org.simantics.action.ontology/graph/Action.pgraph
@@ -4,6 +4,6 @@ ACT = <http://www.simantics.org/Action-1.1> : L0.Ontology
     @L0.new
     L0.HasResourceClass "org.simantics.action.ontology.ActionResource"
     
-ACT.Action <T L0.Entity
+ACT.Action <T L0.Action
 
 ACT.DropAction <T L0.Entity
diff --git a/bundles/org.simantics.db.layer0/adapters.xml b/bundles/org.simantics.db.layer0/adapters.xml
index 0aabf0b35..11a3ff235 100644
--- a/bundles/org.simantics.db.layer0/adapters.xml
+++ b/bundles/org.simantics.db.layer0/adapters.xml
@@ -234,7 +234,12 @@
 	</target>
 
 	<target interface="org.simantics.db.layer0.adapter.ActionFactory">
-		<baseType uri="http://www.simantics.org/Action-0.0/Action" />
+		<baseType uri="http://www.simantics.org/Layer0-0.0/Action" />
+		<type uri="http://www.simantics.org/Layer0-0.0/SCLAction"
+			class="org.simantics.db.layer0.scl.SCLAction">
+			<graph/>
+			<this/>
+		</type>
 	</target>
 
 	<target interface="org.simantics.db.layer0.migration.MigrationStep">
diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/scl/SCLAction.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/scl/SCLAction.java
new file mode 100644
index 000000000..b2225f7c9
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/scl/SCLAction.java
@@ -0,0 +1,73 @@
+package org.simantics.db.layer0.scl;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.ActionFactory;
+import org.simantics.db.layer0.internal.SimanticsInternal;
+import org.simantics.db.layer0.util.DatabaseExceptionUtils;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.layer0.Layer0;
+import org.simantics.scl.runtime.function.Function1;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class SCLAction implements ActionFactory {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(SCLAction.class);
+
+    private final Resource rule;
+
+    public SCLAction(ReadGraph graph, Resource rule) throws DatabaseException {
+        this.rule = rule;
+    }
+
+    static class RuleFunctionRequest extends ResourceRead<Function1<Resource, Object>> {
+
+        protected RuleFunctionRequest(Resource rule) {
+            super(rule);
+        }
+
+        @Override
+        public Function1<Resource, Object> perform(ReadGraph graph) throws DatabaseException {
+            Variable ruleVariable = Variables.getVariable(graph, resource);
+            Layer0 L0 = Layer0.getInstance(graph);
+            return ruleVariable.getPossiblePropertyValue(graph, L0.SCLAction_action);
+        }
+
+    }
+
+    static class SCLActionRunnable implements Runnable {
+
+        public final Resource rule;
+        public final Resource target;
+
+        public SCLActionRunnable(Resource rule, Resource target) {
+            this.rule = rule;
+            this.target = target;
+        }
+
+        @Override
+        public void run() {
+            Session s = SimanticsInternal.getSession();
+            Resource resource = (Resource) target;
+            s.markUndoPoint();
+            try {
+                Function1<Resource, Object> function = s.syncRequest(new RuleFunctionRequest(rule));
+                function.apply(resource);
+            } catch (DatabaseException e) {
+                LOGGER.error("Error while executing action " + DatabaseExceptionUtils.showResource(s, resource), e);
+            }
+        }
+
+    }
+
+    @Override
+    public Runnable create(final Object target) {
+        return new SCLActionRunnable(rule, (Resource) target);
+    }
+
+}
diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DatabaseExceptionUtils.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DatabaseExceptionUtils.java
new file mode 100644
index 000000000..236871354
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DatabaseExceptionUtils.java
@@ -0,0 +1,36 @@
+package org.simantics.db.layer0.util;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RequestProcessor;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.common.utils.NameUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.internal.SimanticsInternal;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DatabaseExceptionUtils {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(DatabaseExceptionUtils.class);
+
+    public static String showResource(Resource resource) {
+        return showResource(SimanticsInternal.getSession(), resource);
+    }
+
+    public static String showResource(RequestProcessor processor, Resource resource) {
+        try {
+            return processor.syncRequest(new UniqueRead<String>() {
+
+                @Override
+                public String perform(ReadGraph graph) throws DatabaseException {
+                    return NameUtils.getURIOrSafeNameInternal(graph, resource);
+                }
+            });
+        } catch (DatabaseException e) {
+            LOGGER.error("Unknown error while evaluating debug name for a resource " + resource, e);
+            return resource.toString();
+        }
+    }
+
+}
diff --git a/bundles/org.simantics.layer0/graph/Layer0SCL.pgraph b/bundles/org.simantics.layer0/graph/Layer0SCL.pgraph
index ec31d0350..642161435 100644
--- a/bundles/org.simantics.layer0/graph/Layer0SCL.pgraph
+++ b/bundles/org.simantics.layer0/graph/Layer0SCL.pgraph
@@ -66,6 +66,11 @@ L0.SCLScript <T L0.Entity
     >-- L0.SCLScript.definition --> L0.String <R L0.HasProperty : L0.TotalFunction
     @L0.assert L0.SCLScript.definition ""
 
+L0.Action <T L0.Entity
+
+L0.SCLAction <T L0.Action
+  --> L0.SCLAction.action ==> "Resource -> <Proc> ()" <R L0.HasProperty : L0.TotalFunction 
+
 L0.Ontology
     >-- L0.Ontology.defaultLocalName --> L0.String <R L0.HasProperty : L0.TotalFunction
     @L0.assert L0.Ontology.defaultLocalName ""
diff --git a/bundles/org.simantics.layer0/graph/Layer0Templates.pgraph b/bundles/org.simantics.layer0/graph/Layer0Templates.pgraph
index 74bff5f40..0dbba3181 100644
--- a/bundles/org.simantics.layer0/graph/Layer0Templates.pgraph
+++ b/bundles/org.simantics.layer0/graph/Layer0Templates.pgraph
@@ -40,4 +40,13 @@ L0.tag : L0.Template
         %resource %tag %resource
 L0.defTag : L0.Template
     @template %resource
-        %resource <R L0.IsWeaklyRelatedTo : L0.Tag                
\ No newline at end of file
+        %resource <R L0.IsWeaklyRelatedTo : L0.Tag
+
+L0.SCLAction.valueType = "Resource -> <Proc> ()" : L0.String
+
+L0.sclAction : L0.Template
+    @template %action %expression
+        %action : L0.SCLAction
+          L0.SCLAction.action _ : L0.SCLValue
+            L0.SCLValue.expression %expression
+            L0.HasValueType L0.SCLAction.valueType