added SendCommand action

src/main/java/de/srsoftware/web4rail/actions/Action.java

@@ -41,6 +41,7 @@ public abstract class Action extends BaseClass {
 		
 		public Context(Contact c) {			
 			contact = c;
+			plan = contact.plan();
 			route = contact.route();
 			if (route == null) return;
 			train = route.train;
@@ -48,10 +49,12 @@ public abstract class Action extends BaseClass {
 
 		public Context(Train train) {
 			this.train = train;
+			if (isSet(train)) plan = train.locos().get(0).plan();
 		}
 
 		public Context(Route route) {
 			this.route = route;
+			if (isSet(route)) plan = route.path().firstElement().plan();
 			train = route.train;
 		}
 		
@@ -101,6 +104,7 @@ public abstract class Action extends BaseClass {
 	
 	public static List<Class<? extends Action>> list() {
 		return List.of(
+			SendCommand.class,
 			ConditionalAction.class,
 			SetSpeed.class,
 			SetSignalsToStop.class,

src/main/java/de/srsoftware/web4rail/actions/SendCommand.java

@@ -0,0 +1,75 @@
+package de.srsoftware.web4rail.actions;
+
+import java.util.HashMap;
+
+import org.json.JSONObject;
+
+import de.srsoftware.tools.Tag;
+import de.srsoftware.web4rail.Command;
+import de.srsoftware.web4rail.Window;
+import de.srsoftware.web4rail.tags.Button;
+import de.srsoftware.web4rail.tags.Form;
+import de.srsoftware.web4rail.tags.Input;
+import de.srsoftware.web4rail.tags.Label;
+
+public class SendCommand extends Action{
+
+	public static final String COMMAND = "command";
+	private String command = "SET 1 POWER OFF";
+
+	@Override
+	public boolean fire(Context context) {
+		context.plan.queue(new Command(command) {
+			
+			@Override
+			public void onResponse(Reply reply) {
+				super.onResponse(reply);
+				context.plan.stream(reply.message());
+			}
+		});
+	
+		return false;
+	}
+	
+	@Override
+	public JSONObject json() {
+		JSONObject json = super.json();
+		json.put(COMMAND, command);
+		return json;
+	}
+	
+	@Override
+	public Action load(JSONObject json) {
+		super.load(json);
+		command = json.getString(COMMAND);
+		return this;	
+	}
+	
+	@Override
+	public Window properties(HashMap<String, String> params) {
+		Window win = super.properties(params);
+		Form form = new Form("action-prop-form-"+id);
+		new Input(REALM,REALM_ACTIONS).hideIn(form);
+		new Input(ID,params.get(ID)).hideIn(form);
+		new Input(ACTION,ACTION_UPDATE).hideIn(form);
+		new Input(CONTEXT,params.get(CONTEXT)).hideIn(form);
+		Label label = new Label(t("Command to send to control unit:")+NBSP);
+		new Input(COMMAND, command).addTo(label).addTo(form);
+		new Button(t("Apply"),form).addTo(form).addTo(win);		
+		return win;
+	}
+	
+	@Override
+	public String toString() {
+		return t("Send command \"{}\" to control unit",command);
+	}
+	
+	@Override
+	protected Object update(HashMap<String, String> params) {
+		LOG.debug("update: {}",params);
+		String error = null;
+		command = params.get(COMMAND);
+		Window win = properties(params);
+		return new Tag("span").content(error).addTo(win);
+	}
+}