feat(multiplayer): More QoL Improvements

Signed-off-by: Collecting <collecting@noreply.localhost>

src/citron/multiplayer/chat_room.h

@@ -4,28 +4,33 @@
 
 #pragma once
 
-#include <chrono> // time tracking
+#include <chrono>
-#include <vector> // storing timestamps
 #include <memory>
 #include <unordered_map>
 #include <unordered_set>
-#include <QDialog>
+#include <vector>
-#include <QSortFilterProxyModel>
+
+#include <QAbstractAnimation>
+#include <QEasingCurve>
+#include <QPointer>
 #include <QStandardItemModel>
-#include <QVariant>
+#include <QTimer>
+#include <QVariantAnimation>
+#include <QWidget>
+
 #include "network/network.h"
 
 namespace Ui {
-class ChatRoom;
+    class ChatRoom;
 }
 
 namespace Core {
-class AnnounceMultiplayerSession;
+    class AnnounceMultiplayerSession;
 }
 
+class QPushButton;
 class ConnectionError;
 class ComboBoxProxyModel;
-
 class ChatMessage;
 
 class ChatRoom : public QWidget {
@@ -33,14 +38,14 @@ class ChatRoom : public QWidget {
 
 public:
     explicit ChatRoom(QWidget* parent);
+    ~ChatRoom();
+
     void Initialize(Network::RoomNetwork* room_network);
     void Shutdown();
     void RetranslateUi();
     void SetPlayerList(const Network::RoomMember::MemberList& member_list);
     void Clear();
     void AppendStatusMessage(const QString& msg);
-    ~ChatRoom();
-
     void SetModPerms(bool is_mod);
     void UpdateIconDisplay();
 
@@ -63,20 +68,35 @@ signals:
     void UserPinged();
 
 private:
-    static constexpr u32 max_chat_lines = 1000;
     void AppendChatMessage(const QString&);
     bool ValidateMessage(const std::string&);
     void SendModerationRequest(Network::RoomMessageTypes type, const std::string& nickname);
+    QColor GetPlayerColor(const std::string& nickname, int index) const;
+    void HighlightPlayer(const std::string& nickname);
 
+    QPushButton* send_message = nullptr;
+    static constexpr u32 max_chat_lines = 1000;
     bool has_mod_perms = false;
     QStandardItemModel* player_list;
     std::unique_ptr<Ui::ChatRoom> ui;
     std::unordered_set<std::string> block_list;
     std::unordered_map<std::string, QPixmap> icon_cache;
     std::unordered_map<std::string, std::string> color_overrides;
+
+    // Highlight tracking with smooth fade-in/out
+    struct HighlightState {
+        float opacity = 0.0f;
+        QPointer<QVariantAnimation> animation;
+        QTimer* linger_timer = nullptr;
+    };
+    std::unordered_map<std::string, HighlightState> highlight_states;
+
+    bool is_compact_mode = false;
+    bool member_scrollbar_hidden = false;
     bool chat_muted = false;
     bool show_timestamps = true;
     Network::RoomNetwork* room_network = nullptr;
+
     std::vector<std::chrono::steady_clock::time_point> sent_message_timestamps;
     static constexpr size_t MAX_MESSAGES_PER_INTERVAL = 3;
     static constexpr std::chrono::seconds THROTTLE_INTERVAL{5};