feat: add chat log admin management and refactor admin panel to lazy-load tab content

2026-08-05 11:29:11 +02:00
1 parent f650a3a94e
commit 74133ec589
@@ -156,6 +156,24 @@ type AdminUsersResponse struct {
 	GeneratedAt string      `json:"generatedAt"`
 }

+type ChatLogEntry struct {
+	ID        uint      `json:"id"`
+	Room      string    `json:"room"`
+	Username  string    `json:"username"`
+	Text      string    `json:"text"`
+	Timestamp time.Time `json:"timestamp"`
+	Type      string    `json:"type"`
+}
+
+type ChatLogListResponse struct {
+	Entries []ChatLogEntry `json:"entries"`
+	Total   int64          `json:"total"`
+}
+
+type ChatLogBulkDeleteRequest struct {
+	IDs []uint `json:"ids"`
+}
+
 type ScheduleEntry struct {
 	Index           int    `json:"index"`
 	Path            string `json:"path"`
@@ -1934,6 +1952,162 @@ func handleModerationCommand(msg Message, conn *websocket.Conn) {
 	})
 }

+// handleAdminChatLog lists chat log entries with optional filtering and pagination
+func handleAdminChatLog(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	query := r.URL.Query()
+	room := strings.TrimSpace(query.Get("room"))
+
+	limit := 50
+	if rawLimit := strings.TrimSpace(query.Get("limit")); rawLimit != "" {
+		parsedLimit, err := strconv.Atoi(rawLimit)
+		if err != nil || parsedLimit <= 0 {
+			http.Error(w, "invalid limit", http.StatusBadRequest)
+			return
+		}
+		if parsedLimit > 200 {
+			parsedLimit = 200
+		}
+		limit = parsedLimit
+	}
+
+	dbQuery := db.Model(&Message{})
+
+	if room != "" {
+		dbQuery = dbQuery.Where("room = ?", room)
+	}
+
+	if beforeRaw := strings.TrimSpace(query.Get("before")); beforeRaw != "" {
+		beforeTime, err := time.Parse(time.RFC3339, beforeRaw)
+		if err != nil {
+			http.Error(w, "invalid before timestamp, use RFC3339 format", http.StatusBadRequest)
+			return
+		}
+		dbQuery = dbQuery.Where("timestamp < ?", beforeTime)
+	}
+
+	if username := strings.TrimSpace(query.Get("username")); username != "" {
+		dbQuery = dbQuery.Where("username LIKE ?", "%"+username+"%")
+	}
+
+	if text := strings.TrimSpace(query.Get("text")); text != "" {
+		dbQuery = dbQuery.Where("text LIKE ?", "%"+text+"%")
+	}
+
+	var total int64
+	if err := dbQuery.Count(&total).Error; err != nil {
+		http.Error(w, fmt.Sprintf("failed to count chat log entries: %v", err), http.StatusInternalServerError)
+		return
+	}
+
+	var messages []Message
+	if err := dbQuery.Order("timestamp desc").Limit(limit).Find(&messages).Error; err != nil {
+		http.Error(w, fmt.Sprintf("failed to load chat log entries: %v", err), http.StatusInternalServerError)
+		return
+	}
+
+	entries := make([]ChatLogEntry, len(messages))
+	for i, msg := range messages {
+		entries[i] = ChatLogEntry{
+			ID:        msg.ID,
+			Room:      msg.Room,
+			Username:  msg.Username,
+			Text:      msg.Text,
+			Timestamp: msg.Timestamp,
+			Type:      msg.Type,
+		}
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(ChatLogListResponse{Entries: entries, Total: total})
+}
+
+// handleAdminChatLogByID returns or deletes a single chat log entry
+func handleAdminChatLogByID(w http.ResponseWriter, r *http.Request) {
+	idPart := strings.TrimPrefix(r.URL.Path, "/api/admin/chat-log/")
+	idPart = strings.TrimSpace(idPart)
+	if idPart == "" || strings.Contains(idPart, "/") {
+		http.Error(w, "invalid chat log id", http.StatusBadRequest)
+		return
+	}
+
+	id, err := strconv.ParseUint(idPart, 10, 64)
+	if err != nil || id == 0 {
+		http.Error(w, "invalid chat log id", http.StatusBadRequest)
+		return
+	}
+
+	switch r.Method {
+	case http.MethodGet:
+		var msg Message
+		if err := db.First(&msg, id).Error; err != nil {
+			http.Error(w, "chat log entry not found", http.StatusNotFound)
+			return
+		}
+
+		w.Header().Set("Content-Type", "application/json")
+		json.NewEncoder(w).Encode(ChatLogEntry{
+			ID:        msg.ID,
+			Room:      msg.Room,
+			Username:  msg.Username,
+			Text:      msg.Text,
+			Timestamp: msg.Timestamp,
+			Type:      msg.Type,
+		})
+	case http.MethodDelete:
+		result := db.Delete(&Message{}, id)
+		if result.Error != nil {
+			http.Error(w, fmt.Sprintf("failed to delete chat log entry: %v", result.Error), http.StatusInternalServerError)
+			return
+		}
+		if result.RowsAffected == 0 {
+			http.Error(w, "chat log entry not found", http.StatusNotFound)
+			return
+		}
+
+		w.WriteHeader(http.StatusNoContent)
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+	}
+}
+
+// handleAdminChatLogBulk deletes multiple chat log entries by ID
+func handleAdminChatLogBulk(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodDelete {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var payload ChatLogBulkDeleteRequest
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+		http.Error(w, fmt.Sprintf("invalid request body: %v", err), http.StatusBadRequest)
+		return
+	}
+
+	if len(payload.IDs) == 0 {
+		http.Error(w, "ids array is required", http.StatusBadRequest)
+		return
+	}
+
+	if len(payload.IDs) > 500 {
+		http.Error(w, "maximum 500 ids per bulk request", http.StatusBadRequest)
+		return
+	}
+
+	result := db.Delete(&Message{}, payload.IDs)
+	if result.Error != nil {
+		http.Error(w, fmt.Sprintf("failed to bulk delete chat log entries: %v", result.Error), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(map[string]any{"deleted": result.RowsAffected})
+}
+
 func main() {
 	initRedis()
 	initDB()
@@ -1954,6 +2128,9 @@ func main() {
 	http.HandleFunc("/api/admin/media/uploads", requireAdminAuth(handleAdminMediaUploads))
 	http.HandleFunc("/api/admin/media/uploads/", requireAdminAuth(handleAdminMediaUploads))
 	http.HandleFunc("/api/admin/media/", requireAdminAuth(handleAdminMediaByID))
+	http.HandleFunc("/api/admin/chat-log/bulk", requireAdminAuth(handleAdminChatLogBulk))
+	http.HandleFunc("/api/admin/chat-log/", requireAdminAuth(handleAdminChatLogByID))
+	http.HandleFunc("/api/admin/chat-log", requireAdminAuth(handleAdminChatLog))
 	http.HandleFunc("/metrics", handleMetrics)
 	http.HandleFunc("/health", func(w http.ResponseWriter, r *http.Request) {
 		w.Header().Set("Content-Type", "application/json")
@@ -1961,6 +2138,13 @@ func main() {
 		fmt.Fprint(w, `{"status":"healthy","service":"chat","timestamp":"`+time.Now().UTC().Format(time.RFC3339)+`"}`)
 	})

+	// Catch-all: return 404 JSON for all unhandled paths
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "application/json")
+		w.WriteHeader(http.StatusNotFound)
+		fmt.Fprint(w, `{"error":"not found"}`)
+	})
+
 	port := os.Getenv("CHAT_PORT")
 	if port == "" {
 		port = "3000"
@@ -0,0 +1,45 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Analytics</h1>
+        <p>Basic activity counters from chat history and moderation audit logs.</p>
+    </div>
+    <button id="reload-analytics-btn" type="button" class="btn btn-secondary">Reload analytics</button>
+</div>
+
+<div class="stat-grid">
+    <article class="stat-card">
+        <h2>Total Messages</h2>
+        <p id="analytics-total-messages" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Last 24 Hours</h2>
+        <p id="analytics-messages-24h" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Distinct Rooms</h2>
+        <p id="analytics-distinct-rooms" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Moderation Actions</h2>
+        <p id="analytics-moderation-actions" class="stat-value">0</p>
+    </article>
+</div>
+
+<div class="panel-card">
+    <div class="panel-header-row">
+        <h2>Top Rooms</h2>
+        <p id="analytics-generated-at" class="small-muted">loading...</p>
+    </div>
+    <div class="table-wrap">
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th>Room</th>
+                    <th>Messages</th>
+                </tr>
+            </thead>
+            <tbody id="analytics-table-body"></tbody>
+        </table>
+    </div>
+    <p id="analytics-status" class="status-line" aria-live="polite">Loading analytics...</p>
+</div>
@@ -0,0 +1,46 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Chat Log</h1>
+        <p>Browse and manage stored chat messages.</p>
+    </div>
+    <div class="button-row">
+        <button id="reload-chat-log-btn" type="button" class="btn btn-secondary">Reload</button>
+        <button id="bulk-delete-chat-log-btn" type="button" class="btn btn-danger" disabled>Delete Selected</button>
+    </div>
+</div>
+
+<div class="panel-card">
+    <div class="chat-log-filters">
+        <input id="chat-log-filter-room" class="text-input" type="text" placeholder="Room" />
+        <input id="chat-log-filter-username" class="text-input" type="text" placeholder="Username" />
+        <input id="chat-log-filter-text" class="text-input" type="text" placeholder="Message text" />
+        <button id="chat-log-filter-btn" type="button" class="btn btn-secondary">Filter</button>
+        <button id="chat-log-clear-filter-btn" type="button" class="btn btn-secondary">Clear</button>
+    </div>
+</div>
+
+<div class="panel-card">
+    <div class="table-wrap">
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th><input type="checkbox" id="chat-log-select-all" title="Select all" /></th>
+                    <th>ID</th>
+                    <th>Room</th>
+                    <th>Username</th>
+                    <th>Message</th>
+                    <th>Type</th>
+                    <th>Timestamp</th>
+                    <th>Actions</th>
+                </tr>
+            </thead>
+            <tbody id="chat-log-table-body"></tbody>
+        </table>
+    </div>
+    <div class="chat-log-pagination">
+        <button id="chat-log-prev-btn" type="button" class="btn btn-secondary" disabled>Previous</button>
+        <span id="chat-log-page-info" class="small-muted">Page 1</span>
+        <button id="chat-log-next-btn" type="button" class="btn btn-secondary" disabled>Next</button>
+    </div>
+    <p id="chat-log-status" class="status-line" aria-live="polite">Loading chat log...</p>
+</div>
@@ -0,0 +1,21 @@
+<h1>Dashboard</h1>
+<div class="stat-grid">
+    <article class="stat-card">
+        <h2>Concurrent Viewers</h2>
+        <p id="stat-viewers" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Stored Messages</h2>
+        <p id="stat-stored-messages" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Moderation Actions</h2>
+        <p id="stat-moderation-actions" class="stat-value">0</p>
+    </article>
+    <article class="stat-card">
+        <h2>Media Runtime</h2>
+        <p id="stat-media-runtime" class="stat-value">00:00:00</p>
+        <p id="stat-media-count" class="stat-caption">0 files</p>
+    </article>
+</div>
+<p id="overview-status" class="status-line" aria-live="polite">Loading live admin overview...</p>
@@ -24,6 +24,7 @@
                <button type="button" id="tab-trigger-playlist" role="tab" class="tab-trigger" data-tab="playlist" aria-controls="tab-playlist" aria-selected="false">Playlist</button>
                <button type="button" id="tab-trigger-schedule" role="tab" class="tab-trigger" data-tab="schedule" aria-controls="tab-schedule" aria-selected="false">Schedule</button>
                <button type="button" id="tab-trigger-moderation" role="tab" class="tab-trigger" data-tab="moderation" aria-controls="tab-moderation" aria-selected="false">Moderation</button>
+                <button type="button" id="tab-trigger-chat-log" role="tab" class="tab-trigger" data-tab="chat-log" aria-controls="tab-chat-log" aria-selected="false">Chat Log</button>
                <button type="button" id="tab-trigger-users" role="tab" class="tab-trigger" data-tab="users" aria-controls="tab-users" aria-selected="false">Users</button>
                <button type="button" id="tab-trigger-analytics" role="tab" class="tab-trigger" data-tab="analytics" aria-controls="tab-analytics" aria-selected="false">Analytics</button>
                <button type="button" id="tab-trigger-system" role="tab" class="tab-trigger" data-tab="system" aria-controls="tab-system" aria-selected="false">System</button>
@@ -31,313 +32,7 @@
        </aside>

        <main class="admin-main" id="admin-main" tabindex="-1">
-            <section id="tab-dashboard" class="tab-panel is-active" role="tabpanel" aria-labelledby="tab-trigger-dashboard">
-                <h1>Dashboard</h1>
-                <div class="stat-grid">
-                    <article class="stat-card">
-                        <h2>Concurrent Viewers</h2>
-                        <p id="stat-viewers" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Stored Messages</h2>
-                        <p id="stat-stored-messages" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Moderation Actions</h2>
-                        <p id="stat-moderation-actions" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Media Runtime</h2>
-                        <p id="stat-media-runtime" class="stat-value">00:00:00</p>
-                        <p id="stat-media-count" class="stat-caption">0 files</p>
-                    </article>
-                </div>
-                <p id="overview-status" class="status-line" aria-live="polite">Loading live admin overview...</p>
-            </section>
-
-            <section id="tab-upload" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-upload" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Upload Video</h1>
-                        <p>Upload media files into the local media library mounted for playout.</p>
-                    </div>
-                    <button id="reload-media-btn" type="button" class="btn btn-secondary">Reload library</button>
-                </div>
-
-                <div id="upload-dropzone" class="upload-dropzone">
-                    <input type="file" id="video-upload" accept="video/*,.mp4,.mov,.mkv,.webm" hidden />
-                    <button id="upload-trigger-btn" type="button" class="btn btn-primary btn-large">Drag and Drop or Click to Upload</button>
-                    <p class="small-muted">Resumable chunk upload enabled • up to 2GB per file.</p>
-                    <div id="media-upload-progress-wrap" class="upload-progress" hidden>
-                        <progress id="media-upload-progress" value="0" max="100"></progress>
-                        <p id="media-upload-progress-text" class="small-muted">Uploading (0%)</p>
-                    </div>
-                    <p id="media-status" class="status-line" aria-live="polite">Loading media library...</p>
-                </div>
-
-                <div class="panel-card">
-                    <div class="panel-header-row">
-                        <h2>Media Library</h2>
-                        <p id="media-generated-at" class="small-muted">loading...</p>
-                    </div>
-                    <div class="table-wrap">
-                        <table class="data-table">
-                            <thead>
-                                <tr>
-                                    <th>File</th>
-                                    <th>Title</th>
-                                    <th>Runtime</th>
-                                    <th>Status</th>
-                                    <th>Size</th>
-                                    <th>Modified</th>
-                                    <th>Actions</th>
-                                </tr>
-                            </thead>
-                            <tbody id="media-table-body"></tbody>
-                        </table>
-                    </div>
-                </div>
-            </section>
-
-            <section id="tab-schedule" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-schedule" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Schedule</h1>
-                        <p>Read-only view of the currently configured playout order.</p>
-                    </div>
-                    <button id="reload-schedule-btn" type="button" class="btn btn-secondary">Reload schedule</button>
-                </div>
-
-                <div class="panel-card">
-                    <p class="small-muted"><span id="schedule-matched-entries">0</span>/<span id="schedule-total-entries">0</span> matched • total runtime <span id="schedule-total-runtime">00:00:00</span></p>
-                    <div class="table-wrap">
-                        <table class="data-table">
-                            <thead>
-                                <tr>
-                                    <th>#</th>
-                                    <th>Label</th>
-                                    <th>Runtime</th>
-                                    <th>Status</th>
-                                    <th>Path</th>
-                                </tr>
-                            </thead>
-                            <tbody id="schedule-table-body"></tbody>
-                        </table>
-                    </div>
-                    <p id="schedule-status" class="status-line" aria-live="polite">Loading schedule...</p>
-                </div>
-            </section>
-
-            <section id="tab-playlist" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-playlist" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Playlist</h1>
-                        <p>Edit the active concat playlist used by the playout service.</p>
-                    </div>
-                    <div class="button-row">
-                        <button id="reload-playlist-btn" type="button" class="btn btn-secondary">Reload</button>
-                        <button id="save-playlist-btn" type="button" class="btn btn-primary">Save playlist</button>
-                    </div>
-                </div>
-
-                <div class="panel-card">
-                    <label for="playlist-content" class="sr-only">Playlist content</label>
-                    <textarea id="playlist-content" class="text-input text-area" spellcheck="false"></textarea>
-                    <p id="playlist-status" class="status-line" aria-live="polite">Loading playlist...</p>
-                </div>
-            </section>
-
-            <section id="tab-moderation" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-moderation" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Moderation</h1>
-                        <p>Create moderation actions and review the recent immutable audit log.</p>
-                    </div>
-                    <button id="reload-moderation-btn" type="button" class="btn btn-secondary">Reload logs</button>
-                </div>
-
-                <div class="moderation-grid">
-                    <section class="panel-card">
-                        <h2>New Action</h2>
-                        <form id="moderation-form" class="form-stack">
-                            <label>Action
-                                <select id="mod-action" class="text-input">
-                                    <option value="mute">mute</option>
-                                    <option value="ban">ban</option>
-                                    <option value="delete">delete</option>
-                                    <option value="timeout">timeout</option>
-                                </select>
-                            </label>
-                            <label>Target
-                                <input id="mod-target" class="text-input" type="text" placeholder="username or message id" required />
-                            </label>
-                            <label>Moderator
-                                <input id="mod-moderator" class="text-input" type="text" placeholder="admin" />
-                            </label>
-                            <label>Room
-                                <input id="mod-room" class="text-input" type="text" placeholder="main" />
-                            </label>
-                            <label>Reason
-                                <textarea id="mod-reason" class="text-input text-area" placeholder="Explain why this action is needed" required></textarea>
-                            </label>
-                            <button id="mod-submit" type="submit" class="btn btn-primary">Submit action</button>
-                            <p id="moderation-status" class="status-line" aria-live="polite">Loading moderation logs...</p>
-                        </form>
-                    </section>
-
-                    <section class="panel-card">
-                        <div class="panel-header-row">
-                            <h2>Recent Audit Log</h2>
-                            <p class="small-muted">Latest entries</p>
-                        </div>
-                        <div class="table-wrap">
-                            <table class="data-table">
-                                <thead>
-                                    <tr>
-                                        <th>When</th>
-                                        <th>Action</th>
-                                        <th>Target</th>
-                                        <th>Moderator</th>
-                                        <th>Reason</th>
-                                    </tr>
-                                </thead>
-                                <tbody id="moderation-table-body"></tbody>
-                            </table>
-                        </div>
-                    </section>
-                </div>
-            </section>
-
-            <section id="tab-analytics" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-analytics" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Analytics</h1>
-                        <p>Basic activity counters from chat history and moderation audit logs.</p>
-                    </div>
-                    <button id="reload-analytics-btn" type="button" class="btn btn-secondary">Reload analytics</button>
-                </div>
-
-                <div class="stat-grid">
-                    <article class="stat-card">
-                        <h2>Total Messages</h2>
-                        <p id="analytics-total-messages" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Last 24 Hours</h2>
-                        <p id="analytics-messages-24h" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Distinct Rooms</h2>
-                        <p id="analytics-distinct-rooms" class="stat-value">0</p>
-                    </article>
-                    <article class="stat-card">
-                        <h2>Moderation Actions</h2>
-                        <p id="analytics-moderation-actions" class="stat-value">0</p>
-                    </article>
-                </div>
-
-                <div class="panel-card">
-                    <div class="panel-header-row">
-                        <h2>Top Rooms</h2>
-                        <p id="analytics-generated-at" class="small-muted">loading...</p>
-                    </div>
-                    <div class="table-wrap">
-                        <table class="data-table">
-                            <thead>
-                                <tr>
-                                    <th>Room</th>
-                                    <th>Messages</th>
-                                </tr>
-                            </thead>
-                            <tbody id="analytics-table-body"></tbody>
-                        </table>
-                    </div>
-                    <p id="analytics-status" class="status-line" aria-live="polite">Loading analytics...</p>
-                </div>
-            </section>
-
-            <section id="tab-system" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-system" hidden>
-                <h1>System Configuration</h1>
-                <div class="panel-card split-grid">
-                    <section>
-                        <h2>Redis Stats</h2>
-                        <dl class="kv-list">
-                            <div>
-                                <dt>Memory Used</dt>
-                                <dd id="system-redis-memory">loading...</dd>
-                            </div>
-                            <div>
-                                <dt>Connected Clients</dt>
-                                <dd id="system-redis-clients">0</dd>
-                            </div>
-                            <div>
-                                <dt>Redis Enabled</dt>
-                                <dd id="system-redis-enabled">no</dd>
-                            </div>
-                        </dl>
-                    </section>
-                    <section>
-                        <h2>Storage</h2>
-                        <dl class="kv-list">
-                            <div>
-                                <dt>Database Driver</dt>
-                                <dd id="system-db-driver">loading...</dd>
-                            </div>
-                            <div>
-                                <dt>Stored Messages</dt>
-                                <dd id="system-stored-messages">0</dd>
-                            </div>
-                            <div>
-                                <dt>Last Refresh</dt>
-                                <dd id="system-generated-at">loading...</dd>
-                            </div>
-                            <div>
-                                <dt>Playlist Path</dt>
-                                <dd id="system-playlist-path">loading...</dd>
-                            </div>
-                            <div>
-                                <dt>Playlist Present</dt>
-                                <dd id="system-playlist-present">no</dd>
-                            </div>
-                        </dl>
-                    </section>
-                </div>
-
-                <div class="panel-card">
-                    <div class="panel-header-row">
-                        <h2>Service Health</h2>
-                        <button id="reload-system-btn" type="button" class="btn btn-secondary">Reload health</button>
-                    </div>
-                    <div id="system-services" class="service-list"></div>
-                    <p id="system-status" class="status-line" aria-live="polite">Loading system summary...</p>
-                </div>
-            </section>
-
-            <section id="tab-users" class="tab-panel" role="tabpanel" aria-labelledby="tab-trigger-users" hidden>
-                <div class="panel-header-row">
-                    <div>
-                        <h1>Users</h1>
-                        <p>Current room presence derived from Redis presence keys.</p>
-                    </div>
-                    <button id="reload-users-btn" type="button" class="btn btn-secondary">Reload users</button>
-                </div>
-
-                <div class="panel-card">
-                    <div class="table-wrap">
-                        <table class="data-table">
-                            <thead>
-                                <tr>
-                                    <th>Username</th>
-                                    <th>Room</th>
-                                    <th>Online</th>
-                                </tr>
-                            </thead>
-                            <tbody id="users-table-body"></tbody>
-                        </table>
-                    </div>
-                    <p id="users-status" class="status-line" aria-live="polite">Loading active users...</p>
-                </div>
-            </section>
+            <div id="tab-content-container" aria-live="polite">Loading...</div>
        </main>
    </div>

@@ -0,0 +1,58 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Moderation</h1>
+        <p>Create moderation actions and review the recent immutable audit log.</p>
+    </div>
+    <button id="reload-moderation-btn" type="button" class="btn btn-secondary">Reload logs</button>
+</div>
+
+<div class="moderation-grid">
+    <section class="panel-card">
+        <h2>New Action</h2>
+        <form id="moderation-form" class="form-stack">
+            <label>Action
+                <select id="mod-action" class="text-input">
+                    <option value="mute">mute</option>
+                    <option value="ban">ban</option>
+                    <option value="delete">delete</option>
+                    <option value="timeout">timeout</option>
+                </select>
+            </label>
+            <label>Target
+                <input id="mod-target" class="text-input" type="text" placeholder="username or message id" required />
+            </label>
+            <label>Moderator
+                <input id="mod-moderator" class="text-input" type="text" placeholder="admin" />
+            </label>
+            <label>Room
+                <input id="mod-room" class="text-input" type="text" placeholder="main" />
+            </label>
+            <label>Reason
+                <textarea id="mod-reason" class="text-input text-area" placeholder="Explain why this action is needed" required></textarea>
+            </label>
+            <button id="mod-submit" type="submit" class="btn btn-primary">Submit action</button>
+            <p id="moderation-status" class="status-line" aria-live="polite">Loading moderation logs...</p>
+        </form>
+    </section>
+
+    <section class="panel-card">
+        <div class="panel-header-row">
+            <h2>Recent Audit Log</h2>
+            <p class="small-muted">Latest entries</p>
+        </div>
+        <div class="table-wrap">
+            <table class="data-table">
+                <thead>
+                    <tr>
+                        <th>When</th>
+                        <th>Action</th>
+                        <th>Target</th>
+                        <th>Moderator</th>
+                        <th>Reason</th>
+                    </tr>
+                </thead>
+                <tbody id="moderation-table-body"></tbody>
+            </table>
+        </div>
+    </section>
+</div>
@@ -0,0 +1,16 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Playlist</h1>
+        <p>Edit the active concat playlist used by the playout service.</p>
+    </div>
+    <div class="button-row">
+        <button id="reload-playlist-btn" type="button" class="btn btn-secondary">Reload</button>
+        <button id="save-playlist-btn" type="button" class="btn btn-primary">Save playlist</button>
+    </div>
+</div>
+
+<div class="panel-card">
+    <label for="playlist-content" class="sr-only">Playlist content</label>
+    <textarea id="playlist-content" class="text-input text-area" spellcheck="false"></textarea>
+    <p id="playlist-status" class="status-line" aria-live="polite">Loading playlist...</p>
+</div>
@@ -0,0 +1,26 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Schedule</h1>
+        <p>Read-only view of the currently configured playout order.</p>
+    </div>
+    <button id="reload-schedule-btn" type="button" class="btn btn-secondary">Reload schedule</button>
+</div>
+
+<div class="panel-card">
+    <p class="small-muted"><span id="schedule-matched-entries">0</span>/<span id="schedule-total-entries">0</span> matched • total runtime <span id="schedule-total-runtime">00:00:00</span></p>
+    <div class="table-wrap">
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th>#</th>
+                    <th>Label</th>
+                    <th>Runtime</th>
+                    <th>Status</th>
+                    <th>Path</th>
+                </tr>
+            </thead>
+            <tbody id="schedule-table-body"></tbody>
+        </table>
+    </div>
+    <p id="schedule-status" class="status-line" aria-live="polite">Loading schedule...</p>
+</div>
@@ -0,0 +1,54 @@
+<h1>System Configuration</h1>
+<div class="panel-card split-grid">
+    <section>
+        <h2>Redis Stats</h2>
+        <dl class="kv-list">
+            <div>
+                <dt>Memory Used</dt>
+                <dd id="system-redis-memory">loading...</dd>
+            </div>
+            <div>
+                <dt>Connected Clients</dt>
+                <dd id="system-redis-clients">0</dd>
+            </div>
+            <div>
+                <dt>Redis Enabled</dt>
+                <dd id="system-redis-enabled">no</dd>
+            </div>
+        </dl>
+    </section>
+    <section>
+        <h2>Storage</h2>
+        <dl class="kv-list">
+            <div>
+                <dt>Database Driver</dt>
+                <dd id="system-db-driver">loading...</dd>
+            </div>
+            <div>
+                <dt>Stored Messages</dt>
+                <dd id="system-stored-messages">0</dd>
+            </div>
+            <div>
+                <dt>Last Refresh</dt>
+                <dd id="system-generated-at">loading...</dd>
+            </div>
+            <div>
+                <dt>Playlist Path</dt>
+                <dd id="system-playlist-path">loading...</dd>
+            </div>
+            <div>
+                <dt>Playlist Present</dt>
+                <dd id="system-playlist-present">no</dd>
+            </div>
+        </dl>
+    </section>
+</div>
+
+<div class="panel-card">
+    <div class="panel-header-row">
+        <h2>Service Health</h2>
+        <button id="reload-system-btn" type="button" class="btn btn-secondary">Reload health</button>
+    </div>
+    <div id="system-services" class="service-list"></div>
+    <p id="system-status" class="status-line" aria-live="polite">Loading system summary...</p>
+</div>
@@ -0,0 +1,41 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Upload Video</h1>
+        <p>Upload media files into the local media library mounted for playout.</p>
+    </div>
+    <button id="reload-media-btn" type="button" class="btn btn-secondary">Reload library</button>
+</div>
+
+<div id="upload-dropzone" class="upload-dropzone">
+    <input type="file" id="video-upload" accept="video/*,.mp4,.mov,.mkv,.webm" hidden />
+    <button id="upload-trigger-btn" type="button" class="btn btn-primary btn-large">Drag and Drop or Click to Upload</button>
+    <p class="small-muted">Resumable chunk upload enabled • up to 2GB per file.</p>
+    <div id="media-upload-progress-wrap" class="upload-progress" hidden>
+        <progress id="media-upload-progress" value="0" max="100"></progress>
+        <p id="media-upload-progress-text" class="small-muted">Uploading (0%)</p>
+    </div>
+    <p id="media-status" class="status-line" aria-live="polite">Loading media library...</p>
+</div>
+
+<div class="panel-card">
+    <div class="panel-header-row">
+        <h2>Media Library</h2>
+        <p id="media-generated-at" class="small-muted">loading...</p>
+    </div>
+    <div class="table-wrap">
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th>File</th>
+                    <th>Title</th>
+                    <th>Runtime</th>
+                    <th>Status</th>
+                    <th>Size</th>
+                    <th>Modified</th>
+                    <th>Actions</th>
+                </tr>
+            </thead>
+            <tbody id="media-table-body"></tbody>
+        </table>
+    </div>
+</div>
@@ -0,0 +1,23 @@
+<div class="panel-header-row">
+    <div>
+        <h1>Users</h1>
+        <p>Current room presence derived from Redis presence keys.</p>
+    </div>
+    <button id="reload-users-btn" type="button" class="btn btn-secondary">Reload users</button>
+</div>
+
+<div class="panel-card">
+    <div class="table-wrap">
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th>Username</th>
+                    <th>Room</th>
+                    <th>Online</th>
+                </tr>
+            </thead>
+            <tbody id="users-table-body"></tbody>
+        </table>
+    </div>
+    <p id="users-status" class="status-line" aria-live="polite">Loading active users...</p>
+</div>
@@ -47,7 +47,9 @@ const uploadProgressWrap = () =>
  document.getElementById("media-upload-progress-wrap") as HTMLElement | null;

 const uploadProgressBar = () =>
-  document.getElementById("media-upload-progress") as HTMLProgressElement | null;
+  document.getElementById(
+    "media-upload-progress",
+  ) as HTMLProgressElement | null;

 const uploadProgressText = () =>
  document.getElementById("media-upload-progress-text") as HTMLElement | null;
@@ -135,9 +137,21 @@ const fmtSize = (value?: number) => {
  return `${size.toFixed(size >= 10 || unitIndex === 0 ? 0 : 1)} ${units[unitIndex]}`;
 };

-function switchTab(tabName: string) {
+// Page content cache: maps tab name to loaded HTML string
+const pageCache: Record<string, string> = {};
+
+async function loadPageContent(tabName: string): Promise<string> {
+  if (pageCache[tabName]) return pageCache[tabName];
+
+  const response = await fetch(`/admin/${tabName}.html`);
+  if (!response.ok) throw new Error(`Failed to load page: ${tabName}`);
+  const html = await response.text();
+  pageCache[tabName] = html;
+  return html;
+}
+
+async function switchTab(tabName: string) {
  const triggers = document.querySelectorAll<HTMLButtonElement>(".tab-trigger");
-  const panels = document.querySelectorAll<HTMLElement>(".tab-panel");

  triggers.forEach((trigger) => {
    const active = trigger.dataset.tab === tabName;
@@ -145,16 +159,27 @@ function switchTab(tabName: string) {
    trigger.setAttribute("aria-selected", String(active));
  });

-  panels.forEach((panel) => {
-    const active = panel.id === `tab-${tabName}`;
-    panel.hidden = !active;
-    panel.classList.toggle("is-active", active);
-  });
+  const container = document.getElementById("tab-content-container");
+  if (!container) return;

+  try {
+    const html = await loadPageContent(tabName);
+    container.innerHTML = html;
+  } catch (error) {
+    console.error("Failed to load tab content", error);
+    container.innerHTML = `<p class="status-error">Failed to load ${tabName} page.</p>`;
+    return;
+  }
+
+  // Re-bind events for the newly loaded page content
+  bindPageEvents(tabName);
+
+  if (tabName === "dashboard") refreshOverview();
  if (tabName === "upload") refreshMediaLibrary();
  if (tabName === "playlist") refreshPlaylist();
  if (tabName === "schedule") refreshSchedule();
  if (tabName === "moderation") refreshModerationLogs();
+  if (tabName === "chat-log") refreshChatLog();
  if (tabName === "users") refreshUsers();
  if (tabName === "analytics") refreshAnalytics();
  if (tabName === "system") refreshSystemSummary();
@@ -446,11 +471,18 @@ async function uploadVideo(file: File) {

    const alreadyUploaded = Number(initPayload.uploadedChunks || 0);
    const effectiveTotalChunks = Number(initPayload.totalChunks || totalChunks);
-    const resumeFrom = Math.min(Math.max(alreadyUploaded, 0), effectiveTotalChunks);
+    const resumeFrom = Math.min(
+      Math.max(alreadyUploaded, 0),
+      effectiveTotalChunks,
+    );

    setUploadProgress(resumeFrom, effectiveTotalChunks, "Uploading chunks");

-    for (let chunkIndex = resumeFrom; chunkIndex < effectiveTotalChunks; chunkIndex += 1) {
+    for (
+      let chunkIndex = resumeFrom;
+      chunkIndex < effectiveTotalChunks;
+      chunkIndex += 1
+    ) {
      const start = chunkIndex * UPLOAD_CHUNK_BYTES;
      const end = Math.min(file.size, start + UPLOAD_CHUNK_BYTES);
      const chunk = file.slice(start, end);
@@ -468,7 +500,11 @@ async function uploadVideo(file: File) {
        throw new Error(await readErrorMessage(chunkResponse));
      }

-      setUploadProgress(chunkIndex + 1, effectiveTotalChunks, "Uploading chunks");
+      setUploadProgress(
+        chunkIndex + 1,
+        effectiveTotalChunks,
+        "Uploading chunks",
+      );
      setStatus(
        "media-status",
        `Uploading ${file.name} (${chunkIndex + 1}/${effectiveTotalChunks} chunks)...`,
@@ -497,7 +533,8 @@ async function uploadVideo(file: File) {
    await refreshSchedule();
  } catch (error) {
    console.error("Failed to upload media", error);
-    const details = error instanceof Error ? error.message : "Unknown upload error.";
+    const details =
+      error instanceof Error ? error.message : "Unknown upload error.";
    setStatus(
      "media-status",
      `Upload interrupted. Re-select the same file to resume. (${details})`,
@@ -637,6 +674,245 @@ async function submitModerationAction(event: Event) {
  }
 }

+// --- Chat Log ---
+
+type ChatLogEntry = {
+  id: number;
+  room: string;
+  username: string;
+  text: string;
+  timestamp: string;
+  type: string;
+};
+
+const chatLogState = {
+  entries: [] as ChatLogEntry[],
+  total: 0,
+  limit: 50,
+  before: "",
+  nextBefore: "",
+  selected: new Set<number>(),
+  room: "",
+  username: "",
+  text: "",
+};
+
+function getChatLogBefore(): string {
+  if (chatLogState.entries.length === 0) return "";
+  const oldest = chatLogState.entries[chatLogState.entries.length - 1];
+  return oldest.timestamp;
+}
+
+async function refreshChatLog() {
+  setStatus("chat-log-status", "Loading chat log...");
+  try {
+    const params = new URLSearchParams();
+    params.set("limit", String(chatLogState.limit));
+    if (chatLogState.before) params.set("before", chatLogState.before);
+    if (chatLogState.room) params.set("room", chatLogState.room);
+    if (chatLogState.username) params.set("username", chatLogState.username);
+    if (chatLogState.text) params.set("text", chatLogState.text);
+
+    const response = await fetch(`/api/admin/chat-log?${params}`);
+    if (!response.ok) throw new Error(`HTTP ${response.status}`);
+
+    const payload = await response.json();
+    chatLogState.entries = payload.entries || [];
+    chatLogState.total = payload.total || 0;
+    chatLogState.selected.clear();
+
+    renderChatLogTable();
+    updateChatLogPagination();
+    updateBulkDeleteButton();
+    setStatus(
+      "chat-log-status",
+      `Loaded ${chatLogState.entries.length} entries.`,
+    );
+  } catch (error) {
+    console.error("Failed to load chat log", error);
+    setStatus("chat-log-status", "Failed to load chat log.", true);
+  }
+}
+
+function renderChatLogTable() {
+  const tbody = document.getElementById("chat-log-table-body");
+  if (!tbody) return;
+  tbody.innerHTML = "";
+
+  if (chatLogState.entries.length === 0) {
+    tbody.innerHTML = `<tr><td colspan="8">No chat log entries found.</td></tr>`;
+    return;
+  }
+
+  chatLogState.entries.forEach((entry) => {
+    const tr = document.createElement("tr");
+    const checked = chatLogState.selected.has(entry.id) ? "checked" : "";
+    tr.innerHTML = `
+      <td><input type="checkbox" class="chat-log-checkbox" data-id="${entry.id}" ${checked} /></td>
+      <td>${entry.id}</td>
+      <td>${entry.room}</td>
+      <td>${entry.username}</td>
+      <td>${entry.text}</td>
+      <td>${entry.type}</td>
+      <td>${entry.timestamp}</td>
+      <td class="action-cell">
+        <button type="button" class="btn btn-danger btn-small" data-action="delete-chat" data-id="${entry.id}">Delete</button>
+      </td>
+    `;
+    tr.querySelector('[data-action="delete-chat"]')?.addEventListener(
+      "click",
+      () => deleteChatEntry(entry.id),
+    );
+    tr.querySelector(".chat-log-checkbox")?.addEventListener("change", (e) => {
+      const cb = e.target as HTMLInputElement;
+      if (cb.checked) {
+        chatLogState.selected.add(entry.id);
+      } else {
+        chatLogState.selected.delete(entry.id);
+      }
+      updateBulkDeleteButton();
+      updateSelectAllCheckbox();
+    });
+    tbody.appendChild(tr);
+  });
+
+  updateSelectAllCheckbox();
+}
+
+function updateSelectAllCheckbox() {
+  const selectAll = document.getElementById(
+    "chat-log-select-all",
+  ) as HTMLInputElement | null;
+  if (!selectAll) return;
+  const allSelected =
+    chatLogState.entries.length > 0 &&
+    chatLogState.entries.every((e) => chatLogState.selected.has(e.id));
+  selectAll.checked = allSelected;
+}
+
+function updateBulkDeleteButton() {
+  const btn = document.getElementById(
+    "bulk-delete-chat-log-btn",
+  ) as HTMLButtonElement | null;
+  if (!btn) return;
+  btn.disabled = chatLogState.selected.size === 0;
+}
+
+function updateChatLogPagination() {
+  const prevBtn = document.getElementById(
+    "chat-log-prev-btn",
+  ) as HTMLButtonElement | null;
+  const nextBtn = document.getElementById(
+    "chat-log-next-btn",
+  ) as HTMLButtonElement | null;
+  const info = document.getElementById("chat-log-page-info");
+
+  if (prevBtn) prevBtn.disabled = !chatLogState.before;
+  if (nextBtn)
+    nextBtn.disabled = chatLogState.entries.length < chatLogState.limit;
+  if (info)
+    info.textContent = `Showing ${chatLogState.entries.length} of ${chatLogState.total}`;
+}
+
+function chatLogNextPage() {
+  if (chatLogState.entries.length === 0) return;
+  chatLogState.before = getChatLogBefore();
+  refreshChatLog();
+}
+
+function chatLogPrevPage() {
+  chatLogState.before = "";
+  refreshChatLog();
+}
+
+function chatLogApplyFilter() {
+  chatLogState.room =
+    (document.getElementById("chat-log-filter-room") as HTMLInputElement)
+      ?.value || "";
+  chatLogState.username =
+    (document.getElementById("chat-log-filter-username") as HTMLInputElement)
+      ?.value || "";
+  chatLogState.text =
+    (document.getElementById("chat-log-filter-text") as HTMLInputElement)
+      ?.value || "";
+  chatLogState.before = "";
+  refreshChatLog();
+}
+
+function chatLogClearFilter() {
+  const roomEl = document.getElementById(
+    "chat-log-filter-room",
+  ) as HTMLInputElement | null;
+  const userEl = document.getElementById(
+    "chat-log-filter-username",
+  ) as HTMLInputElement | null;
+  const textEl = document.getElementById(
+    "chat-log-filter-text",
+  ) as HTMLInputElement | null;
+  if (roomEl) roomEl.value = "";
+  if (userEl) userEl.value = "";
+  if (textEl) textEl.value = "";
+  chatLogState.room = "";
+  chatLogState.username = "";
+  chatLogState.text = "";
+  chatLogState.before = "";
+  refreshChatLog();
+}
+
+async function deleteChatEntry(id: number) {
+  if (!window.confirm(`Delete chat message #${id}? This cannot be undone.`))
+    return;
+
+  setStatus("chat-log-status", `Deleting message #${id}...`);
+  try {
+    const response = await fetch(`/api/admin/chat-log/${id}`, {
+      method: "DELETE",
+    });
+    if (!response.ok) throw new Error(`HTTP ${response.status}`);
+    setStatus("chat-log-status", `Message #${id} deleted.`);
+    await refreshChatLog();
+    await refreshOverview();
+  } catch (error) {
+    console.error("Failed to delete chat entry", error);
+    setStatus("chat-log-status", "Failed to delete message.", true);
+  }
+}
+
+async function bulkDeleteChatLog() {
+  if (chatLogState.selected.size === 0) return;
+
+  if (
+    !window.confirm(
+      `Delete ${chatLogState.selected.size} selected messages? This cannot be undone.`,
+    )
+  )
+    return;
+
+  setStatus(
+    "chat-log-status",
+    `Deleting ${chatLogState.selected.size} messages...`,
+  );
+  try {
+    const ids = Array.from(chatLogState.selected);
+    const response = await fetch("/api/admin/chat-log/bulk", {
+      method: "DELETE",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ ids }),
+    });
+    if (!response.ok) throw new Error(`HTTP ${response.status}`);
+    const payload = await response.json();
+    setStatus(
+      "chat-log-status",
+      `${payload.deleted || ids.length} messages deleted.`,
+    );
+    await refreshChatLog();
+    await refreshOverview();
+  } catch (error) {
+    console.error("Failed to bulk delete chat entries", error);
+    setStatus("chat-log-status", "Failed to delete messages.", true);
+  }
+}
+
 async function refreshUsers() {
  setStatus("users-status", "Loading active users...");
  try {
@@ -688,84 +964,133 @@ function bindEvents() {
      window.location.href = "/admin/login/";
    }
  });
+}

-  document
-    .getElementById("reload-media-btn")
-    ?.addEventListener("click", refreshMediaLibrary);
-  document
-    .getElementById("reload-schedule-btn")
-    ?.addEventListener("click", refreshSchedule);
-  document
-    .getElementById("reload-playlist-btn")
-    ?.addEventListener("click", refreshPlaylist);
-  document
-    .getElementById("save-playlist-btn")
-    ?.addEventListener("click", savePlaylist);
-  document
-    .getElementById("reload-moderation-btn")
-    ?.addEventListener("click", refreshModerationLogs);
-  document
-    .getElementById("reload-analytics-btn")
-    ?.addEventListener("click", refreshAnalytics);
-  document
-    .getElementById("reload-users-btn")
-    ?.addEventListener("click", refreshUsers);
-  document
-    .getElementById("reload-system-btn")
-    ?.addEventListener("click", refreshSystemSummary);
+// bindPageEvents wires up page-specific DOM listeners after HTML is loaded
+function bindPageEvents(tabName: string) {
+  switch (tabName) {
+    case "upload":
+      document
+        .getElementById("reload-media-btn")
+        ?.addEventListener("click", refreshMediaLibrary);

-  const uploadInput = document.getElementById(
-    "video-upload",
-  ) as HTMLInputElement | null;
-  const uploadDropzone = document.getElementById("upload-dropzone");
-  document
-    .getElementById("upload-trigger-btn")
-    ?.addEventListener("click", () => uploadInput?.click());
+      const uploadInput = document.getElementById(
+        "video-upload",
+      ) as HTMLInputElement | null;
+      const uploadDropzone = document.getElementById("upload-dropzone");
+      document
+        .getElementById("upload-trigger-btn")
+        ?.addEventListener("click", () => uploadInput?.click());

-  uploadDropzone?.addEventListener("dragover", (event) => {
-    event.preventDefault();
-    uploadDropzone.classList.add("is-dragover");
-  });
-  uploadDropzone?.addEventListener("dragleave", () => {
-    uploadDropzone.classList.remove("is-dragover");
-  });
-  uploadDropzone?.addEventListener("drop", async (event) => {
-    event.preventDefault();
-    uploadDropzone.classList.remove("is-dragover");
-    const droppedFiles = event.dataTransfer?.files;
-    if (!droppedFiles || droppedFiles.length === 0) return;
-    await uploadVideo(droppedFiles[0]);
-  });
+      uploadDropzone?.addEventListener("dragover", (event) => {
+        event.preventDefault();
+        uploadDropzone.classList.add("is-dragover");
+      });
+      uploadDropzone?.addEventListener("dragleave", () => {
+        uploadDropzone.classList.remove("is-dragover");
+      });
+      uploadDropzone?.addEventListener("drop", async (event) => {
+        event.preventDefault();
+        uploadDropzone.classList.remove("is-dragover");
+        const droppedFiles = event.dataTransfer?.files;
+        if (!droppedFiles || droppedFiles.length === 0) return;
+        await uploadVideo(droppedFiles[0]);
+      });
+      uploadInput?.addEventListener("change", async (event) => {
+        const target = event.target as HTMLInputElement;
+        if (!target.files || target.files.length === 0) return;
+        await uploadVideo(target.files[0]);
+        target.value = "";
+      });
+      break;

-  uploadInput?.addEventListener("change", async (event) => {
-    const target = event.target as HTMLInputElement;
-    if (!target.files || target.files.length === 0) return;
-    await uploadVideo(target.files[0]);
-    target.value = "";
-  });
+    case "playlist":
+      document
+        .getElementById("reload-playlist-btn")
+        ?.addEventListener("click", refreshPlaylist);
+      document
+        .getElementById("save-playlist-btn")
+        ?.addEventListener("click", savePlaylist);
+      break;

-  document
-    .getElementById("moderation-form")
-    ?.addEventListener("submit", submitModerationAction);
+    case "schedule":
+      document
+        .getElementById("reload-schedule-btn")
+        ?.addEventListener("click", refreshSchedule);
+      break;

-  (document.getElementById("mod-moderator") as HTMLInputElement).value =
-    adminConfig.defaultModerator;
-  (document.getElementById("mod-room") as HTMLInputElement).value =
-    adminConfig.defaultRoom;
+    case "moderation":
+      document
+        .getElementById("reload-moderation-btn")
+        ?.addEventListener("click", refreshModerationLogs);
+      document
+        .getElementById("moderation-form")
+        ?.addEventListener("submit", submitModerationAction);
+      (document.getElementById("mod-moderator") as HTMLInputElement).value =
+        adminConfig.defaultModerator;
+      (document.getElementById("mod-room") as HTMLInputElement).value =
+        adminConfig.defaultRoom;
+      break;
+
+    case "chat-log":
+      document
+        .getElementById("reload-chat-log-btn")
+        ?.addEventListener("click", refreshChatLog);
+      document
+        .getElementById("bulk-delete-chat-log-btn")
+        ?.addEventListener("click", bulkDeleteChatLog);
+      document
+        .getElementById("chat-log-filter-btn")
+        ?.addEventListener("click", chatLogApplyFilter);
+      document
+        .getElementById("chat-log-clear-filter-btn")
+        ?.addEventListener("click", chatLogClearFilter);
+      document
+        .getElementById("chat-log-prev-btn")
+        ?.addEventListener("click", chatLogPrevPage);
+      document
+        .getElementById("chat-log-next-btn")
+        ?.addEventListener("click", chatLogNextPage);
+      document
+        .getElementById("chat-log-select-all")
+        ?.addEventListener("change", (e) => {
+          const checked = (e.target as HTMLInputElement).checked;
+          chatLogState.entries.forEach((entry) => {
+            if (checked) {
+              chatLogState.selected.add(entry.id);
+            } else {
+              chatLogState.selected.delete(entry.id);
+            }
+          });
+          updateBulkDeleteButton();
+          renderChatLogTable();
+        });
+      break;
+
+    case "analytics":
+      document
+        .getElementById("reload-analytics-btn")
+        ?.addEventListener("click", refreshAnalytics);
+      break;
+
+    case "users":
+      document
+        .getElementById("reload-users-btn")
+        ?.addEventListener("click", refreshUsers);
+      break;
+
+    case "system":
+      document
+        .getElementById("reload-system-btn")
+        ?.addEventListener("click", refreshSystemSummary);
+      break;
+  }
 }

 async function init() {
  bindEvents();
-  await Promise.all([
-    refreshOverview(),
-    refreshAnalytics(),
-    refreshMediaLibrary(),
-    refreshPlaylist(),
-    refreshSchedule(),
-    refreshModerationLogs(),
-    refreshSystemSummary(),
-    refreshUsers(),
-  ]);
+  // Load dashboard as the initial tab
+  await switchTab("dashboard");
 }

 document.addEventListener("DOMContentLoaded", () => {