second commit 20/01/2026

src/Web/WebUI.kt

@@ -2,20 +2,110 @@ package Web
 
 import config
 import io.javalin.Javalin
+import io.javalin.apibuilder.ApiBuilder.get
+import io.javalin.apibuilder.ApiBuilder.path
+import io.javalin.apibuilder.ApiBuilder.post
+import io.javalin.apibuilder.ApiBuilder.ws
+import org.tinylog.Logger
 
 @Suppress("unused")
 /**
  * Start WebUI Server
  */
 class WebUI{
-    private var app : Javalin = Javalin.create { config ->
-        config.staticFiles.add("/html")
-    }.start(config.WebPort)
+    private var app : Javalin = Javalin.create { cfg ->
+        cfg.staticFiles.add("/html")
+        cfg.router.apiBuilder {
+            path("/"){
+                get {
+                    if (config.WebUsername==it.cookie("username")){
+                        it.redirect("home.html")
+                    } else{
+                        it.redirect("login.html")
+                    }
+                }
+            }
+            path("login"){
+                post{
+                    val username = it.formParam("username")
+                    val password = it.formParam("password")
+                    if (config.WebUsername==username && config.WebPassword==password) {
+                        it.cookie("username", username)
+                        it.redirect("home.html")
+                    } else {
+                        it.redirect("/login.html?error=1")
+                    }
+                }
+            }
+            path("logout"){
+                get {
+                    it.removeCookie("username")
+                    it.redirect("login.html")
+                }
+            }
+            path("login.html"){
+                get {
+                    it.removeCookie("username")
+                }
+            }
+            path("home.html"){
 
+                get {
+                    if (config.WebUsername!=it.cookie("username")){
+                        it.redirect("login.html")
+                        return@get
+                    }
+
+                }
+                ws("/ws"){ ws ->
+                    ws.onConnect { wsconnectcontext -> Logger.info { "WebSocket connected: ${wsconnectcontext.sessionId()}"; wsconnectcontext.enableAutomaticPings() } }
+                    ws.onClose { wsclosecontext -> Logger.info { "WebSocket closed: ${wsclosecontext.sessionId()}" } }
+                    ws.onError { wserrorcontext -> Logger.error { "WebSocket error in session ${wserrorcontext.sessionId()}: ${wserrorcontext.error()?.message}" } }
+                    ws.onMessage { wsMessageContext ->
+                        // TODO handle incoming messages
+                    }
+                }
+
+            }
+            path("log.html"){
+                get {
+                    if (config.WebUsername!=it.cookie("username")){
+                        it.redirect("login.html")
+                        return@get
+                    }
+                    val logdate = it.queryParam("logdate")
+                    if (logdate.isNullOrEmpty()) return@get
+
+                }
+            }
+            path("setting.html"){
+                get {
+                    if (config.WebUsername!=it.cookie("username")){
+                        it.redirect("login.html")
+                        return@get
+                    }
+                    // TODO send config values in JSON format
+                }
+                post {
+                    // TODO save config values from form parameters
+                }
+            }
+        }
+
+    }
+
+    /**
+     * Start WebUI Server
+     */
+    fun Start(){
+        app.start(config.WebPort)
+    }
     /**
      * Stop WebUI Server
      */
     fun Stop(){
         app.stop()
     }
+
+
 }