preparing to re-implement message settings

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

backend/src/main/java/de/srsoftware/umbrella/backend/Application.java

@@ -67,7 +67,7 @@ public class Application {
 			new Translations().bindPath("/api/translations").on(server);
 			new JournalModule(config).bindPath("/api/journal").on(server);
 			new MessageApi().bindPath("/api/bus").on(server);
-			new MessageSystem(config);
+			new MessageSystem(config).bindPath("/api/message").on(server);
 			new UserModule(config).bindPath("/api/user").on(server);
 			new TagModule(config).bindPath("/api/tags").on(server);
 			new BookmarkApi(config).bindPath("/api/bookmark").on(server);

core/src/main/java/de/srsoftware/umbrella/core/constants/Constants.java

@@ -2,6 +2,8 @@
 package de.srsoftware.umbrella.core.constants;
 
 
+import java.time.format.DateTimeFormatter;
+
 import static java.nio.charset.StandardCharsets.UTF_8;
 
 public class Constants {
@@ -17,6 +19,7 @@ public class Constants {
 	public static final String NO_CACHE       = "no-cache";
 	public static final String NONE           = "none";
 	public static final String TABLE_SETTINGS = "settings";
+	public static final DateTimeFormatter TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd hh:mm:ss");
 	public static final String UMBRELLA       = "Umbrella";
 	public static final String UTF8           = UTF_8.displayName();
 

core/src/main/java/de/srsoftware/umbrella/core/model/EmailAddress.java

@@ -23,6 +23,11 @@ public class EmailAddress {
 		return obj instanceof EmailAddress other && Objects.equals(email,other.email);
 	}
 
+	@Override
+	public int hashCode() {
+		return email.hashCode();
+	}
+
 	@Override
 	public String toString() {
 		return email;

core/src/main/java/de/srsoftware/umbrella/core/model/Envelope.java

@@ -9,6 +9,8 @@ import static de.srsoftware.umbrella.core.model.Translatable.t;
 import static java.text.MessageFormat.format;
 
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
+
+import java.time.LocalDateTime;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
@@ -17,8 +19,9 @@ import org.json.JSONArray;
 import org.json.JSONObject;
 
 public class Envelope {
-	private Message message;
+	private final Message message;
-	private Set<User> receivers;
+	private final Set<User> receivers;
+	private final LocalDateTime time;
 
 	public Envelope(Message message, User receiver){
 		this(message,new HashSet<>(Set.of(receiver)));
@@ -27,6 +30,7 @@ public class Envelope {
 	public Envelope(Message message, HashSet<User> receivers) {
 		this.message = message;
 		this.receivers = receivers;
+		time = LocalDateTime.now();
 	}
 
 	/**
@@ -61,6 +65,10 @@ public class Envelope {
 		return receivers;
 	}
 
+	public LocalDateTime time(){
+		return time;
+	}
+
 	@Override
 	public String toString() {
 		return format("{0} (to: {1}), subject: {2}",getClass().getSimpleName(),receivers.stream().map(User::email).map(EmailAddress::toString).collect(Collectors.joining(", ")),message.subject());

core/src/main/java/de/srsoftware/umbrella/core/model/User.java

@@ -23,6 +23,17 @@ public class User {
 		return email;
 	}
 
+	@Override
+	public boolean equals(Object o) {
+		if (!(o instanceof User user)) return false;
+		return email.equals(user.email);
+	}
+
+	@Override
+	public int hashCode() {
+		return email.hashCode();
+	}
+
 	public String language(){
 		return lang;
 	}

frontend/src/App.svelte

@@ -21,6 +21,7 @@
     import Kanban      from "./routes/project/Kanban.svelte";
     import Login       from "./Components/Login.svelte";
     import Messages    from "./routes/message/Messages.svelte";
+    import MsgSettings from "./routes/message/Settings.svelte";
     import Menu        from "./Components/Menu.svelte";
     import NewPage     from "./routes/wiki/AddPage.svelte";
     import Notes       from "./routes/notes/Index.svelte";
@@ -91,7 +92,8 @@
         <Route path="/document/:id/send"           component={SendDoc} />
         <Route path="/document/:id/view"           component={ViewDoc} />
         <Route path="/files/*"                     component={FileIndex} />
-        <Route path="/message/settings"            component={Messages} />
+        <Route path="/message"                     component={Messages} />
+        <Route path="/message/settings"            component={MsgSettings} />
         <Route path="/notes"                       component={Notes} />
         <Route path="/project"                     component={ProjectList} />
         <Route path="/project/add"                 component={ProjectAdd} />

frontend/src/Components/Menu.svelte

@@ -69,6 +69,7 @@ onMount(fetchModules);
     <a href="/wiki"     {onclick} class="wiki">{t('wiki')}</a>
     <a href="/contact"  {onclick} class="contact">{t('contacts')}</a>
     <a href="/stock"    {onclick} class="stock">{t('stock')}</a>
+    <a href="/message"  {onclick} class="message">{t('messages')}</a>
     {#if user.id == 2}
     <a href="https://svelte.dev/tutorial/svelte/state" target="_blank">{t('tutorial')}</a>
     {/if}

frontend/src/routes/message/Messages.svelte

@@ -1,7 +1,31 @@
 <script>
+    import { onMount } from 'svelte';
+    import { useTinyRouter } from 'svelte-tiny-router';
     import { t } from '../../translations.svelte';
+    import { api, get } from '../../urls.svelte';
+    import { error, yikes } from '../../warn.svelte';
+
+    let router = useTinyRouter();
+
+    async function load(){
+        const url = api('message');
+        const res = await get(url);
+        if (res.ok){
+            let json = await res.json();
+            console.log(json);
+            yikes();
+        } else {
+            error(res);
+        }
+    }
+
+    function showSettings(){
+        router.navigate("message/settings");
+    }
+
+    onMount(load);
 </script>
 
 <fieldset>
-    <legend>{t('messages')}</legend>
+    <legend>{t('messages')} <button onclick={showSettings}>{t('settings')}</button></legend>
 </fieldset>

frontend/src/routes/message/Settings.svelte

@@ -0,0 +1,7 @@
+<script>
+	import { t } from '../../translations.svelte';
+</script>
+
+<fieldset>
+	<legend>{t('message settingss')}</legend>
+</fieldset>

messages/src/main/java/de/srsoftware/umbrella/message/MessageSystem.java

@@ -1,20 +1,27 @@
 /* © SRSoftware 2025 */
 package de.srsoftware.umbrella.message;
 
-import static de.srsoftware.tools.PathHandler.CONTENT_TYPE;
 import static de.srsoftware.umbrella.core.ConnectionProvider.connect;
+import static de.srsoftware.umbrella.core.constants.Constants.TIME_FORMATTER;
 import static de.srsoftware.umbrella.core.constants.Constants.UTF8;
+import static de.srsoftware.umbrella.core.constants.Field.*;
 import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.missingConfig;
 import static de.srsoftware.umbrella.core.model.Translatable.t;
 import static de.srsoftware.umbrella.message.Constants.*;
 import static de.srsoftware.umbrella.messagebus.MessageBus.messageBus;
 import static java.lang.System.Logger.Level.*;
+import static java.net.HttpURLConnection.HTTP_BAD_REQUEST;
 
+import com.sun.net.httpserver.HttpExchange;
 import de.srsoftware.configuration.Configuration;
+import de.srsoftware.tools.Path;
+import de.srsoftware.tools.SessionToken;
+import de.srsoftware.umbrella.core.BaseHandler;
 import de.srsoftware.umbrella.core.ModuleRegistry;
 import de.srsoftware.umbrella.core.api.PostBox;
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
 import de.srsoftware.umbrella.core.model.Envelope;
+import de.srsoftware.umbrella.core.model.Token;
 import de.srsoftware.umbrella.core.model.UmbrellaUser;
 import de.srsoftware.umbrella.core.model.User;
 import de.srsoftware.umbrella.message.model.CombinedMessage;
@@ -29,10 +36,13 @@ import jakarta.mail.internet.MimeBodyPart;
 import jakarta.mail.internet.MimeMessage;
 import jakarta.mail.internet.MimeMultipart;
 import jakarta.mail.util.ByteArrayDataSource;
+import org.json.JSONObject;
+
+import java.io.IOException;
 import java.util.*;
 import java.util.concurrent.CopyOnWriteArrayList;
 
-public class MessageSystem implements PostBox, EventListener {
+public class MessageSystem extends BaseHandler implements PostBox, EventListener {
 	public static final System.Logger LOG = System.getLogger(MessageSystem.class.getSimpleName());
 	private final Timer timer = new Timer();
 
@@ -91,6 +101,37 @@ public class MessageSystem implements PostBox, EventListener {
 		messageBus().register(this);
 	}
 
+	@Override
+	public boolean doGet(Path path, HttpExchange ex) throws IOException {
+		addCors(ex);
+		try {
+			Optional<Token> token = SessionToken.from(ex).map(Token::of);
+			var user = ModuleRegistry.userService().loadUser(token);
+			if (user.isEmpty()) return unauthorized(ex);
+			var head = path.pop();
+			return switch (head){
+				case null -> listMessages(ex,user.get());
+				default -> super.doGet(path,ex);
+			};
+		} catch (NumberFormatException e){
+			return sendContent(ex,HTTP_BAD_REQUEST,"Invalid project id");
+		} catch (UmbrellaException e){
+			return send(ex,e);
+		}
+	}
+
+	private boolean listMessages(HttpExchange ex, UmbrellaUser user) throws IOException {
+		var messages = queue.stream().filter(e -> e.isFor(user)).map(e -> summary(e, user.language())).toList();
+		return sendContent(ex,messages);
+	}
+
+	private static JSONObject summary(Envelope envelope, String lang) {
+		var sender  = envelope.message().sender().name();
+		var subject = envelope.message().subject().translate(lang);
+		var time    = envelope.time().format(TIME_FORMATTER);
+		return new JSONObject(Map.of(SENDER,sender,SUBJECT,subject,TIMESTAMP,time));
+	}
+
 	@Override
 	public void onEvent(Event<?> event) {
 		for (var user : event.audience()){
@@ -102,12 +143,6 @@ public class MessageSystem implements PostBox, EventListener {
 	}
 
 
-	@Override
-	public void send(Envelope envelope) {
-		queue.add(envelope);
-		new Thread(() -> processMessages(null)).start();
-	}
-
 	private synchronized void processMessages(Integer scheduledHour) {
 		LOG.log(INFO,"Running {0}…",scheduledHour == null ? "instantly" : "scheduled at "+scheduledHour);
 		var queue = new ArrayList<>(this.queue);
@@ -149,24 +184,6 @@ public class MessageSystem implements PostBox, EventListener {
 		if (scheduledHour != null) new SubmissionTask(scheduledHour).schedule();
 	}
 
-	private Session session() {
-		if (session == null){
-			Properties props = new Properties();
-			props.put(HOST, host);
-			props.put(PORT, port);
-			props.put(AUTH, true);
-			props.put(SSL, true);
-			props.put(ENVELOPE_FROM,from);
-			session = Session.getInstance(props);
-		}
-		return session;
-	}
-
-	public void setDebugAddress(String newVal) {
-		this.debugAddress = newVal;
-	}
-
-
 	private void send(CombinedMessage message, Date date) throws MessagingException {
 		var receiver = message.receiver();
 		LOG.log(TRACE,"Sending combined message to {0}…",receiver);
@@ -202,4 +219,28 @@ public class MessageSystem implements PostBox, EventListener {
 		Transport.send(msg,user,pass);
 		LOG.log(DEBUG, "Sent message to {0}.", receiver);
 	}
+
+	@Override
+	public void send(Envelope envelope) {
+		queue.add(envelope);
+		new Thread(() -> processMessages(null)).start();
+	}
+
+	private Session session() {
+		if (session == null){
+			Properties props = new Properties();
+			props.put(HOST, host);
+			props.put(PORT, port);
+			props.put(AUTH, true);
+			props.put(SSL, true);
+			props.put(ENVELOPE_FROM,from);
+			session = Session.getInstance(props);
+		}
+		return session;
+	}
+
+	public void setDebugAddress(String newVal) {
+		this.debugAddress = newVal;
+	}
+
 }

web/src/main/resources/web/css/default.css

@@ -100,6 +100,10 @@ nav a.mark::before {
     content: " ";
 }
 
+nav a.message::before {
+	content: " ";
+}
+
 nav a.note::before {
     content: " ";
 }
@@ -133,6 +137,7 @@ nav a.contact,
 nav a.doc,
 nav a.file,
 nav a.mark,
+nav a.message,
 nav a.note,
 nav a.project,
 nav a.stock,