feat(ci): Polling

Co-authored-by: LQ63 <lkhermann@web.de>
Reviewed-on: #53

knockoutwhistweb/app/assets/stylesheets/main.less

@@ -22,6 +22,7 @@
   0% { transform: translateX(-100vw); }
   100% { transform: translateX(0); }
 }
+
 .game-field-background {
     background-image: @background-image;
     max-width: 1400px;
@@ -33,10 +34,6 @@
     width: 100%;
     height: 100vh;
 }
-.lobby-background {
-    background-color: @background-color;
-
-}
 
 .navbar-header{
     text-align:center;
@@ -192,11 +189,6 @@ body {
     font-size: 20px;
 
 }
-#trumpsuit {
-    display: flex;
-    flex-direction: row;
-    margin-left: 4%;
-}
 #nextPlayers {
     display: flex;
     flex-direction: column;

knockoutwhistweb/app/controllers/IngameController.scala

@@ -1,23 +1,25 @@
 package controllers
 
 import auth.{AuthAction, AuthenticatedRequest}
+import de.knockoutwhist.cards.Hand
 import de.knockoutwhist.control.GameState.{InGame, Lobby, SelectTrump, TieBreak}
 import exceptions.{CantPlayCardException, GameFullException, NotEnoughPlayersException, NotHostException, NotInThisGameException}
 import logic.PodManager
+import logic.game.PollingEvents.CardPlayed
+import logic.game.PollingEvents.GameStarted
+import logic.game.{GameLobby, PollingEvents}
 import model.sessions.{PlayerSession, UserSession}
+import model.users.User
 import play.api.*
-import play.api.libs.json.Json
+import play.api.libs.json.{JsArray, JsValue, Json}
 import play.api.mvc.*
+import util.WebUIUtils
 
 import java.util.UUID
 import javax.inject.*
+import scala.concurrent.Future
 import scala.util.Try
-
-
-/**
- * This controller creates an `Action` to handle HTTP requests to the
- * application's home page.
- */
+import scala.concurrent.ExecutionContext
 @Singleton
 class IngameController @Inject()(
                                   val controllerComponents: ControllerComponents,
@@ -39,14 +41,12 @@ class IngameController @Inject()(
           case SelectTrump =>
             Ok(views.html.ingame.selecttrump(
               g.getPlayerByUser(request.user),
-              g.logic,
-              gameId
+              g.logic
             ))
           case TieBreak =>
             Ok(views.html.ingame.tie(
               g.getPlayerByUser(request.user),
-              g.logic,
-              gameId
+              g.logic
             ))
           case _ =>
             InternalServerError(s"Invalid game state for in-game view. GameId: $gameId" + s" State: ${g.logic.getCurrentState}")
@@ -67,70 +67,30 @@ class IngameController @Inject()(
       }
     }
     if (result.isSuccess) {
-      Ok(Json.obj(
-        "status" -> "success",
-        "redirectUrl" -> routes.IngameController.game(gameId).url
-      ))
+      Redirect(routes.IngameController.game(gameId))
     } else {
       val throwable = result.failed.get
       throwable match {
         case _: NotInThisGameException =>
-          BadRequest(Json.obj(
-            "status" -> "failure",
-            "errorMessage" -> throwable.getMessage
-          ))
+          BadRequest(throwable.getMessage)
         case _: NotHostException =>
-          Forbidden(Json.obj(
-            "status" -> "failure",
-            "errorMessage" -> throwable.getMessage
-          ))
+          Forbidden(throwable.getMessage)
         case _: NotEnoughPlayersException =>
-          BadRequest(Json.obj(
-            "status" -> "failure",
-            "errorMessage" -> throwable.getMessage
-          ))
+          BadRequest(throwable.getMessage)
         case _ =>
-          InternalServerError(Json.obj(
-            "status" -> "failure",
-            "errorMessage" -> throwable.getMessage
-          ))
+          InternalServerError(throwable.getMessage)
       }
     }
   }
-  def kickPlayer(gameId: String, playerToKick: String): Action[AnyContent] = authAction { implicit request: AuthenticatedRequest[AnyContent] =>
+  def kickPlayer(gameId: String, playerToKick: UUID): Action[AnyContent] = authAction { implicit request: AuthenticatedRequest[AnyContent] =>
     val game = podManager.getGame(gameId)
-    val playerToKickUUID = UUID.fromString(playerToKick)
-    val result = Try {
-      game.get.leaveGame(playerToKickUUID)
-    }
-    if(result.isSuccess) {
-      Ok(Json.obj(
-        "status" -> "success",
-        "redirectUrl" -> routes.IngameController.game(gameId).url
-      ))
-    } else {
-      InternalServerError(Json.obj(
-        "status" -> "failure",
-        "errorMessage" -> "Something went wrong."
-      ))
-    }
+    game.get.leaveGame(playerToKick)
+    Redirect(routes.IngameController.game(gameId))
   }
   def leaveGame(gameId: String): Action[AnyContent] = authAction { implicit request: AuthenticatedRequest[AnyContent] =>
     val game = podManager.getGame(gameId)
-    val result = Try {
-      game.get.leaveGame(request.user.id)
-    }
-    if (result.isSuccess) {
-      Ok(Json.obj(
-        "status" -> "success",
-        "redirectUrl" -> routes.MainMenuController.mainMenu().url
-      ))
-    } else {
-      InternalServerError(Json.obj(
-        "status" -> "failure",
-        "errorMessage" -> "Something went wrong."
-      ))
-    }
+    game.get.leaveGame(request.user.id)
+    Redirect(routes.MainMenuController.mainMenu())
   }
   def joinGame(gameId: String): Action[AnyContent] = authAction { implicit request: AuthenticatedRequest[AnyContent] =>
     val game = podManager.getGame(gameId)
@@ -162,10 +122,7 @@ class IngameController @Inject()(
     val game = podManager.getGame(gameId)
     game match {
       case Some(g) =>
-        val jsonBody = request.body.asJson
-        val cardIdOpt: Option[String] = jsonBody.flatMap { jsValue =>
-          (jsValue \ "cardID").asOpt[String]
-        }
+        val cardIdOpt = request.body.asFormUrlEncoded.flatMap(_.get("cardId").flatMap(_.headOption))
         cardIdOpt match {
           case Some(cardId) =>
             var optSession: Option[UserSession] = None
@@ -177,51 +134,27 @@ class IngameController @Inject()(
             }
             optSession.foreach(_.lock.unlock())
             if (result.isSuccess) {
-              Ok(Json.obj(
-                "status" -> "success",
-                "redirectUrl" -> routes.IngameController.game(gameId).url
-              ))
+              NoContent
             } else {
               val throwable = result.failed.get
               throwable match {
                 case _: CantPlayCardException =>
-                  BadRequest(Json.obj(
-                    "status" -> "failure",
-                    "errorMessage" -> throwable.getMessage
-                  ))
+                  BadRequest(throwable.getMessage)
                 case _: NotInThisGameException =>
-                  BadRequest(Json.obj(
-                    "status" -> "failure",
-                    "errorMessage" -> throwable.getMessage
-                  ))
+                  BadRequest(throwable.getMessage)
                 case _: IllegalArgumentException =>
-                  BadRequest(Json.obj(
-                    "status" -> "failure",
-                    "errorMessage" -> throwable.getMessage
-                  ))
+                  BadRequest(throwable.getMessage)
                 case _: IllegalStateException =>
-                  BadRequest(Json.obj(
-                    "status" -> "failure",
-                    "errorMessage" -> throwable.getMessage
-                  ))
+                  BadRequest(throwable.getMessage)
                 case _ =>
-                  InternalServerError(Json.obj(
-                    "status" -> "failure",
-                    "errorMessage" -> throwable.getMessage
-                  ))
+                  InternalServerError(throwable.getMessage)
               }
             }
           case None =>
-            BadRequest(Json.obj(
-              "status" -> "failure",
-              "errorMessage" -> "cardId Parameter is missing"
-            ))
+            BadRequest("cardId parameter is missing")
         }
       case None =>
-        NotFound(Json.obj(
-          "status" -> "failure",
-          "errorMessage" -> "Game not found"
-        ))
+        NotFound("Game not found")
     }
   }
   }

knockoutwhistweb/app/controllers/JavaScriptRoutingController.scala

@@ -19,7 +19,8 @@ class JavaScriptRoutingController  @Inject()(
           routes.javascript.IngameController.startGame,
           routes.javascript.IngameController.kickPlayer,
           routes.javascript.IngameController.leaveGame,
-          routes.javascript.IngameController.playCard
+          routes.javascript.IngameController.playCard,
+          routes.javascript.IngameController.polling
       )
     ).as("text/javascript")
   }

knockoutwhistweb/app/logic/game/GameLobby.scala

@@ -2,21 +2,23 @@ package logic.game
 
 import de.knockoutwhist.cards.{Hand, Suit}
 import de.knockoutwhist.control.GameLogic
-import de.knockoutwhist.control.GameState.{Lobby, MainMenu}
+import de.knockoutwhist.control.GameState.{InGame, Lobby, MainMenu}
 import de.knockoutwhist.control.controllerBaseImpl.sublogic.util.{MatchUtil, PlayerUtil}
-import de.knockoutwhist.events.global.{GameStateChangeEvent, SessionClosed}
+import de.knockoutwhist.events.global.{CardPlayedEvent, GameStateChangeEvent, SessionClosed}
 import de.knockoutwhist.events.player.PlayerEvent
 import de.knockoutwhist.player.Playertype.HUMAN
 import de.knockoutwhist.player.{AbstractPlayer, PlayerFactory}
 import de.knockoutwhist.rounds.{Match, Round, Trick}
 import de.knockoutwhist.utils.events.{EventListener, SimpleEvent}
 import exceptions.*
+import logic.game.PollingEvents.{CardPlayed, GameStarted}
 import model.sessions.{InteractionType, UserSession}
 import model.users.User
 
 import java.util.UUID
 import scala.collection.mutable
 import scala.collection.mutable.ListBuffer
+import scala.concurrent.{Promise => ScalaPromise}
 
 class GameLobby private(
                  val logic: GameLogic,
@@ -29,7 +31,19 @@ class GameLobby private(
   logic.createSession()
 
   private val users: mutable.Map[UUID, UserSession] = mutable.Map()
-  
+  private var pollingState: mutable.Queue[PollingEvents] = mutable.Queue()
+  private val waitingPromises: mutable.Map[UUID, ScalaPromise[PollingEvents]] = mutable.Map()
+
+  def registerWaiter(playerId: UUID): ScalaPromise[PollingEvents] = {
+    val promise = ScalaPromise[PollingEvents]()
+    waitingPromises.put(playerId, promise)
+    promise
+  }
+
+  def removeWaiter(playerId: UUID): Unit = {
+    waitingPromises.remove(playerId)
+  }
+
   def addUser(user: User): UserSession = {
     if (users.size >= maxPlayers) throw new GameFullException("The game is full!")
     if (users.contains(user.id)) throw new IllegalArgumentException("User is already in the game!")
@@ -44,12 +58,29 @@ class GameLobby private(
 
   override def listen(event: SimpleEvent): Unit = {
     event match {
+      case event: CardPlayedEvent =>
+        val newEvent = PollingEvents.CardPlayed
+        if (waitingPromises.nonEmpty) {
+          waitingPromises.values.foreach(_.success(newEvent))
+          waitingPromises.clear()
+        } else {
+          pollingState.enqueue(newEvent)
+        }
       case event: PlayerEvent =>
         users.get(event.playerId).foreach(session => session.updatePlayer(event))
       case event: GameStateChangeEvent =>
         if (event.oldState == MainMenu && event.newState == Lobby) {
           return
         }
+        if (event.oldState == Lobby && event.newState == InGame) {
+          val newEvent = PollingEvents.GameStarted
+          if (waitingPromises.nonEmpty) {
+            waitingPromises.values.foreach(_.success(newEvent))
+            waitingPromises.clear()
+          } else {
+            pollingState.enqueue(newEvent)
+          }
+        }
         users.values.foreach(session => session.updatePlayer(event))
       case event: SessionClosed =>
         users.values.foreach(session => session.updatePlayer(event))
@@ -186,7 +217,9 @@ class GameLobby private(
   def getLogic: GameLogic = {
     logic
   }
-
+  def getPollingState: mutable.Queue[PollingEvents] = {
+    pollingState
+  }
   private def getPlayerBySession(userSession: UserSession): AbstractPlayer = {
     val playerOption = getMatch.totalplayers.find(_.id == userSession.id)
     if (playerOption.isEmpty) {

knockoutwhistweb/app/logic/game/PollingEvents.scala

@@ -0,0 +1,6 @@
+package logic.game
+
+enum PollingEvents {
+  case CardPlayed
+  case GameStarted
+}

knockoutwhistweb/app/views/ingame/ingame.scala.html

@@ -10,18 +10,18 @@
             <div class="row ms-4 me-4">
                 <div class="col-4 mt-5 text-start">
                     <h4 class="fw-semibold mb-1">Current Player</h4>
-                    <p class="fs-5 text-primary">@gamelobby.getLogic.getCurrentPlayer.get.name</p>
+                    <p class="fs-5 text-primary" id="current-player-name">@gamelobby.getLogic.getCurrentPlayer.get.name</p>
                     @if(!TrickUtil.isOver(gamelobby.getLogic.getCurrentMatch.get, gamelobby.getLogic.getPlayerQueue.get)) {
                     <h4 class="fw-semibold mb-1">Next Player</h4>
                     @for(nextplayer <- gamelobby.getLogic.getPlayerQueue.get.duplicate()) {
-                    <p class="fs-5 text-primary">@nextplayer</p>
+                    <p class="fs-5 text-primary" id="next-player-name">@nextplayer</p>
                     }
                     }
                 </div>
 
                 <div class="col-4 text-center">
 
-                    <div class="score-table mt-5">
+                    <div class="score-table mt-5" id="score-table-body">
                         <h4 class="fw-bold mb-3 text-black">Tricks Won</h4>
 
                         <div class="d-flex justify-content-between score-header pb-1">
@@ -41,7 +41,7 @@
                         }
 
                     </div>
-                    <div class="d-flex justify-content-center g-3 mb-5">
+                    <div class="d-flex justify-content-center g-3 mb-5" id="trick-cards-container">
                         @for((cardplayed, player) <- gamelobby.getLogic.getCurrentTrick.get.cards) {
                         <div class="col-auto">
                             <div class="card text-center shadow-sm border-0 bg-transparent" style="width: 7rem; backdrop-filter: blur(4px);">
@@ -58,10 +58,10 @@
                 </div>
                 <div class="col-4 mt-5 text-end">
                     <h4 class="fw-semibold mb-1">Trumpsuit</h4>
-                    <p class="fs-5 text-primary">@gamelobby.getLogic.getCurrentRound.get.trumpSuit</p>
+                    <p class="fs-5 text-primary" id="trumpsuit">@gamelobby.getLogic.getCurrentRound.get.trumpSuit</p>
 
                     <h5 class="fw-semibold mt-4 mb-1">First Card</h5>
-                    <div class="d-inline-block border rounded shadow-sm p-1 bg-light">
+                    <div class="d-inline-block border rounded shadow-sm p-1 bg-light" id="first-card-container">
                         @if(gamelobby.getLogic.getCurrentTrick.get.firstCard.isDefined) {
                         @util.WebUIUtils.cardtoImage(gamelobby.getLogic.getCurrentTrick.get.firstCard.get) width="80px"/>
                         } else {
@@ -85,4 +85,9 @@
         </div>
     </main>
 </div>
+<script>
+        document.addEventListener('DOMContentLoaded', () => {
+            pollForUpdates('@gamelobby.id');
+        });
+</script>
 }

knockoutwhistweb/app/views/lobby/lobby.scala.html

@@ -1,7 +1,7 @@
 @(user: Option[model.users.User], gamelobby: logic.game.GameLobby)
 
 @main("Lobby") {
-<main class="lobby-background vh-100">
+<main class="lobby-background vh-100" id="lobbybackground">
     <div class="container d-flex flex-column" style="height: calc(100vh - 1rem);">
         <div class="row">
             <div class="col">
@@ -66,4 +66,9 @@
         </div>
     </div>
 </main>
+<script>
+        document.addEventListener('DOMContentLoaded', () => {
+            pollForUpdates('@gamelobby.id');
+        });
+</script>
 }

knockoutwhistweb/app/views/main.scala.html

@@ -22,7 +22,6 @@
             @* And here's where we render the `Html` object containing
              * the page content. *@
             @content
-
         <script src="@routes.JavaScriptRoutingController.javascriptRoutes()" type="text/javascript"></script>
         <script src="@routes.Assets.versioned("javascripts/main.js")" type="text/javascript"></script>
         <script src="https://cdn.jsdelivr.net/npm/bootstrap@@5.3.8/dist/js/bootstrap.bundle.min.js" integrity="sha384-FKyoEForCGlyvwx9Hj09JcYn3nv7wiPVlz7YYwJrWVcXK/BmnVDxM+D2scQbITxI" crossorigin="anonymous"></script>

knockoutwhistweb/app/views/mainmenu/creategame.scala.html

@@ -3,7 +3,7 @@
 @main("Create Game") {
 @navbar(user)
 <main class="lobby-background flex-grow-1">
-    <div class="25 mx-auto">
+    <div class="w-25 mx-auto">
         <div class="mt-3">
             <label for="lobbyname" class="form-label">Lobby-Name</label>
             <input type="text" class="form-control" id="lobbyname" name="lobbyname" placeholder="Lobby 1" required>

knockoutwhistweb/conf/routes

@@ -31,6 +31,7 @@ POST    /game/:id/kickPlayer         controllers.IngameController.kickPlayer(id:
 POST    /game/:id/trump              controllers.IngameController.playTrump(id: String)
 POST    /game/:id/tie                  controllers.IngameController.playTie(id: String)
 
-POST    /game/:id/kickPlayer         controllers.IngameController.kickPlayer(id: String, playerId: java.util.UUID)
 GET     /game/:id/leaveGame         controllers.IngameController.leaveGame(id: String)
-POST   /game/:id/playCard           controllers.IngameController.playCard(id: String)
+POST   /game/:id/playCard           controllers.IngameController.playCard(id: String)
+# Polling
+GET    /polling                    controllers.IngameController.polling(gameId: String)

knockoutwhistweb/public/javascripts/main.js

@@ -79,6 +79,157 @@
     })
 })()
 
+function pollForUpdates(gameId) {
+    if (!gameId) {
+        console.error("Game ID is missing. Stopping poll.");
+        return;
+    }
+    const element = document.getElementById('card-slide');
+    const element2 = document.getElementById('lobbybackground');
+    // Safety check for the target element
+    if (!element && !element2) {
+        console.error("Polling target element not found. Stopping poll.");
+        // Use a timeout to retry in case the DOM loads late, passing gameId.
+        setTimeout(() => pollForUpdates(gameId), 5000);
+        return;
+    }
+    const route = jsRoutes.controllers.IngameController.polling(gameId);
+
+    // Call your specific controller endpoint
+    fetch(route.url)
+        .then(response => {
+            if (response.status === 204) {
+                console.log("Polling: Timeout reached. Restarting poll.");
+
+                // CRITICAL: Pass gameId in the recursive call
+                setTimeout(() => pollForUpdates(gameId), 5000);
+            } else if (response.ok && response.status === 200) {
+                response.json().then(data => {
+
+                    if (data.status === "cardPlayed" && data.handData) {
+                        console.log("Event received: Card played. Redrawing hand.");
+
+                        const newHand = data.handData;
+                        let newHandHTML = '';
+                        element.innerHTML = '';
+
+                        newHand.forEach((cardId, index) => {
+                            const cardHtml = `
+                                <div class="col-auto handcard" style="border-radius: 6px">
+                                    <div class="btn btn-outline-light p-0 border-0 shadow-none" 
+                                         data-card-id="${index}" 
+                                         style="border-radius: 6px" 
+                                         onclick="handlePlayCard(this, '${gameId}')">
+                                        
+                                        <img src="/assets/images/cards/${cardId}.png" width="120px" style="border-radius: 6px"/>
+                                    </div>
+                                </div>
+                            `;
+                            newHandHTML += cardHtml;
+                        });
+
+                        element.innerHTML = newHandHTML;
+
+                        const currentPlayerElement = document.getElementById('current-player-name');
+                        if (currentPlayerElement) {
+                            currentPlayerElement.textContent = data.currentPlayerName;
+                        }
+                        const nextPlayerElement = document.getElementById('next-player-name');
+                        if (nextPlayerElement && data.nextPlayer) {
+                            // Use the correctly named field from the server response
+                            nextPlayerElement.textContent = data.nextPlayer;
+                        } else {
+                            // Case 2: Player name is empty or null (signal to clear display).
+                            nextPlayerElement.textContent = "";
+                        }
+
+                        const trumpElement = document.getElementById('trump-suit');
+                        if (trumpElement) {
+                            trumpElement.textContent = data.trumpSuit;
+                        }
+                        const trickContainer = document.getElementById('trick-cards-container');
+                        if (trickContainer) {
+                            let trickHTML = '';
+
+                            // Iterate over the array of played cards received from the server
+                            data.trickCards.forEach(trickCard => {
+                                // Reconstruct the HTML structure from your template
+                                trickHTML += `
+                                    <div class="col-auto">
+                                        <div class="card text-center shadow-sm border-0 bg-transparent" style="width: 7rem; backdrop-filter: blur(4px);">
+                                            <div class="p-2">
+                                                <img src="/assets/images/cards/${trickCard.cardId}.png" width="100%"/>
+                                            </div>
+                                            <div class="card-body p-2 bg-transparent">
+                                                <small class="fw-semibold text-secondary">${trickCard.player}</small>
+                                            </div>
+                                        </div>
+                                    </div>
+                                `;
+                            });
+                            trickContainer.innerHTML = trickHTML;
+                        }
+                        const scoreBody = document.getElementById('score-table-body');
+                        if (scoreBody && data.scoreTable) {
+                            let scoreHTML = '';
+                            scoreHTML += `<h4 class="fw-bold mb-3 text-black">Tricks Won</h4>
+    
+                            <div class="d-flex justify-content-between score-header pb-1">
+                                <div style="width: 50%">PLAYER</div>
+                                <div style="width: 50%">TRICKS</div>
+                            </div>`
+                            data.scoreTable.forEach(score => {
+                                scoreHTML += `
+                                    <div class="d-flex justify-content-between score-row pt-1">
+                                        <div style="width: 50%" class="text-truncate">${score.name}</div>
+                                        <div style="width: 50%">${score.tricks}</div>
+                                    </div>
+                                `;
+                            });
+                            scoreBody.innerHTML = scoreHTML;
+                        }
+                        const firstCardContainer = document.getElementById('first-card-container');
+                        const cardId = data.firstCardId; // This will be "KH", "S7", or "BLANK"
+
+                        if (firstCardContainer) {
+                            let imageSrc = '';
+                            let altText = 'First Card';
+
+                            // Check if a card was actually played or if it's the start of a trick
+                            if (cardId === "BLANK") {
+                                imageSrc = "/assets/images/cards/1B.png";
+                                altText = "Blank Card";
+                            } else {
+                                imageSrc = `/assets/images/cards/${cardId}.png`;
+                            }
+
+                            // Reconstruct the image HTML (assuming the inner element needs replacement)
+                            const newImageHTML = `
+                                <img src="${imageSrc}" alt="${altText}" width="80px" style="border-radius: 6px"/>
+                            `;
+
+                            // Clear the container and insert the new image
+                            firstCardContainer.innerHTML = newImageHTML;
+                        }
+                    } else if (data.status === "gameStart") {
+                        window.location.href = data.redirectUrl;
+                    }
+                    pollForUpdates(gameId);
+                });
+            } else {
+                // Handle network or server errors
+                console.error(`Polling error: Status ${response.status}`);
+                // Wait before retrying, passing gameId correctly
+                setTimeout(() => pollForUpdates(gameId), 5000);
+            }
+        })
+        .catch(error => {
+            console.error("Network error during polling:", error);
+            // Wait before retrying on network failure, passing gameId correctly
+            setTimeout(() => pollForUpdates(gameId), 5000);
+        });
+}
+
 function createGameJS() {
     let lobbyName = document.getElementById("lobbyname").value;
     if (lobbyName === "") {
@@ -226,10 +377,26 @@ function handlePlayCard(cardobject, gameId) {
     const jsonObj = {
         cardID: cardId
     }
-    sendPlayCardRequest(jsonObj, gameId)
+    sendPlayCardRequest(jsonObj, gameId, cardobject)
 }
 
-function sendPlayCardRequest(jsonObj, gameId) {
+function sendPlayCardRequest(jsonObj, gameId, cardobject) {
+    const wiggleKeyframes = [
+        { transform: 'translateX(0)' },
+        { transform: 'translateX(-5px)' },
+        { transform: 'translateX(5px)' },
+        { transform: 'translateX(-5px)' },
+        { transform: 'translateX(0)' }
+    ];
+
+    // Define the timing options
+    const wiggleTiming = {
+        duration: 400, // 0.4 seconds
+        iterations: 1,
+        easing: 'ease-in-out',
+        // Fill mode ensures the final state is applied until reset
+        fill: 'forwards'
+    };
     const route = jsRoutes.controllers.IngameController.playCard(gameId);
 
     fetch(route.url, {
@@ -249,11 +416,13 @@ function sendPlayCardRequest(jsonObj, gameId) {
         })
         .then(data => {
             if (data.status === 'success') {
-                window.location.href = data.redirectUrl;
+                //window.location.href = data.redirectUrl;
             }
         })
         .catch(error => {
-            if (error && error.errorMessage) {
+            if (error && error.errorMessage.includes("You can't play this card!")) {
+                cardobject.parentElement.animate(wiggleKeyframes, wiggleTiming);
+            } else if (error && error.errorMessage) {
                 alert(`${error.errorMessage}`);
             } else {
                 alert('An unexpected error occurred. Please try again.');