added delayed action

2020-11-01 03:40:28 +01:00
parent 69f38373c3
commit 7eabaf9449
5 changed files with 177 additions and 51 deletions
--- a/src/main/java/de/srsoftware/web4rail/actions/DelayedAction.java
+++ b/src/main/java/de/srsoftware/web4rail/actions/DelayedAction.java
@@ -0,0 +1,123 @@
+package de.srsoftware.web4rail.actions;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.List;
+
+import org.json.JSONObject;
+
+import de.srsoftware.tools.Tag;
+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;
+import de.srsoftware.web4rail.tags.Select;
+
+public class DelayedAction extends Action{
+
+	public static final String DELAY = "delay";
+	private static final int DEFAULT_DELAY = 1000;
+	private int delay = DEFAULT_DELAY;
+	private Action action = null;
+
+	@Override
+	public boolean fire(Context context) {
+		new Thread() {
+			public void run() {
+				try {
+					Thread.sleep(delay);
+				} catch (InterruptedException e) {
+				}
+				if (action != null) try {
+					action.fire(context);
+				} catch (IOException e) {
+					e.printStackTrace();
+				}
+			};
+		}.start();
+		return true;
+	}
+	
+	@Override
+	public JSONObject json() {
+		JSONObject json = super.json();
+		json.put(DELAY, delay);
+		json.put(ACTION, action.json());
+		return json;
+	}
+	
+	public static DelayedAction load(JSONObject json) {
+		DelayedAction da = new DelayedAction();
+		da.delay = json.getInt(DELAY);
+		da.action = Action.load(json.getJSONObject(ACTION));
+		return da;
+	}
+	
+	@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);
+		
+		if (action == null) {
+			Select select = new Select(TYPE);
+			List<Class<? extends Action>> classes = List.of(
+					ConditionalAction.class,
+					SetSpeed.class,
+					SetSignalsToStop.class,
+					FinishRoute.class,
+					TurnTrain.class,
+					StopAuto.class,
+					PowerOff.class,
+					SetRelay.class,
+					DelayedAction.class
+					);
+			for (Class<? extends Action> clazz : classes) select.addOption(clazz.getSimpleName());
+			select.addTo(new Label(t("Action type:")+NBSP)).addTo(form);
+		} else {
+			action.link(0, params.get(CONTEXT)).addTo(new Label(t("Action: "))).addTo(form);
+		}
+		Label label = new Label(t("Delay:")+NBSP);
+		new Input(DELAY, delay).numeric().addTo(label).content(NBSP+t("miliseconds"));
+		label.addTo(form);		
+		new Button(t("Apply"),form).addTo(form).addTo(win);		
+		return win;
+	}
+	
+	@Override
+	public String toString() {
+		if (action == null) return t("Click here to set up delayed action!");
+		return t("Wait {} ms, then {}",delay,action);
+	}
+
+	@Override
+	protected Object update(HashMap<String, String> params) {
+		LOG.debug("update: {}",params);
+		
+		String type = params.get(TYPE);
+		if (type != null) action = Action.create(type);
+
+		String error = null;
+		String ms = params.get(DELAY);
+		if (ms == null) {
+			ms = ""+DEFAULT_DELAY;
+		} else {
+			try {
+				int d = Integer.parseInt(ms);
+				if (d<0) error = t("Delay must not be less than zero!");
+				if (error == null) {
+					this.delay = d;
+					return t("Action updated!");
+				}
+			} catch (NumberFormatException e) {
+				error = t("Not a valid number!");
+			}
+		}
+		Window win = properties(params);
+		return new Tag("span").content(error).addTo(win);
+	}
+}