Initial implementation of the chat feature.
BodgeMaster
parent
e6f097d35c
commit
3b56c7e831
1
go.mod
1
go.mod
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@ -5,6 +5,7 @@ go 1.24.0
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require (
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github.com/go-sql-driver/mysql v1.9.0
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github.com/gorilla/sessions v1.4.0
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github.com/gorilla/websocket v1.5.0
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)
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require (
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2
go.sum
2
go.sum
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@ -8,3 +8,5 @@ github.com/gorilla/securecookie v1.1.2 h1:YCIWL56dvtr73r6715mJs5ZvhtnY73hBvEF8kX
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github.com/gorilla/securecookie v1.1.2/go.mod h1:NfCASbcHqRSY+3a8tlWJwsQap2VX5pwzwo4h3eOamfo=
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github.com/gorilla/sessions v1.4.0 h1:kpIYOp/oi6MG/p5PgxApU8srsSw9tuFbt46Lt7auzqQ=
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github.com/gorilla/sessions v1.4.0/go.mod h1:FLWm50oby91+hl7p/wRxDth9bWSuk0qVL2emc7lT5ik=
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github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
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github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
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@ -41,8 +41,15 @@ func (app *App) SessionMW(next http.HandlerFunc) http.HandlerFunc {
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session, err := app.Store.Get(r, "session-name")
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if err != nil {
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session = sessions.NewSession(app.Store, "session-name")
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session.Options = &sessions.Options{
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Path: "/",
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MaxAge: 86400 * 30, // 30 days
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HttpOnly: true,
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}
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}
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if _, ok := session.Values["user_id"].(int); ok {
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// Skip IP and User-Agent check for WebSocket connections
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if r.URL.Query().Get("ws") != "true" {
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if session.Values["user_ip"] != r.RemoteAddr || session.Values["user_agent"] != r.UserAgent() {
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session.Values = make(map[interface{}]interface{})
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session.Options.MaxAge = -1
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@ -50,6 +57,7 @@ func (app *App) SessionMW(next http.HandlerFunc) http.HandlerFunc {
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http.Redirect(w, r, app.Config.ThreadrDir+"/login/?error=session", http.StatusFound)
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return
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}
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}
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ctx := context.WithValue(r.Context(), "session", session)
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r = r.WithContext(ctx)
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} else {
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@ -0,0 +1,188 @@
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package handlers
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import (
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"encoding/json"
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"log"
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"net/http"
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"sync"
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"threadr/models"
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"github.com/gorilla/sessions"
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"github.com/gorilla/websocket"
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)
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var upgrader = websocket.Upgrader{
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ReadBufferSize: 1024,
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WriteBufferSize: 1024,
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CheckOrigin: func(r *http.Request) bool {
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return true // Allow all origins for now; restrict in production
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},
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}
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// ChatHub manages WebSocket connections and broadcasts messages
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type ChatHub struct {
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clients map[*websocket.Conn]int // Map of connections to user IDs
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broadcast chan []byte
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register chan *websocket.Conn
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unregister chan *websocket.Conn
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mutex sync.Mutex
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}
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func NewChatHub() *ChatHub {
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return &ChatHub{
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clients: make(map[*websocket.Conn]int),
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broadcast: make(chan []byte),
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register: make(chan *websocket.Conn),
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unregister: make(chan *websocket.Conn),
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}
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}
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func (h *ChatHub) Run() {
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for {
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select {
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case client := <-h.register:
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h.mutex.Lock()
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h.clients[client] = 0 // UserID set later
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h.mutex.Unlock()
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case client := <-h.unregister:
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h.mutex.Lock()
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delete(h.clients, client)
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h.mutex.Unlock()
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client.Close()
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case message := <-h.broadcast:
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h.mutex.Lock()
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for client := range h.clients {
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err := client.WriteMessage(websocket.TextMessage, message)
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if err != nil {
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log.Printf("Error broadcasting message: %v", err)
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client.Close()
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delete(h.clients, client)
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}
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}
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h.mutex.Unlock()
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}
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}
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}
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var hub = NewChatHub()
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func init() {
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go hub.Run()
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}
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func ChatHandler(app *App) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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session := r.Context().Value("session").(*sessions.Session)
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userID, ok := session.Values["user_id"].(int)
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if !ok {
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http.Redirect(w, r, app.Config.ThreadrDir+"/login/", http.StatusFound)
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return
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}
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cookie, _ := r.Cookie("threadr_cookie_banner")
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if r.URL.Query().Get("ws") == "true" {
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// Handle WebSocket connection
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ws, err := upgrader.Upgrade(w, r, nil)
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if err != nil {
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log.Printf("Error upgrading to WebSocket: %v", err)
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return
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}
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hub.register <- ws
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hub.mutex.Lock()
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hub.clients[ws] = userID
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hub.mutex.Unlock()
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defer func() {
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hub.unregister <- ws
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}()
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for {
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_, msg, err := ws.ReadMessage()
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if err != nil {
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log.Printf("Error reading WebSocket message: %v", err)
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break
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}
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var chatMsg struct {
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Type string `json:"type"`
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Content string `json:"content"`
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ReplyTo int `json:"replyTo"`
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}
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if err := json.Unmarshal(msg, &chatMsg); err != nil {
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log.Printf("Error unmarshaling message: %v", err)
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continue
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}
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if chatMsg.Type == "message" {
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msgObj := models.ChatMessage{
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UserID: userID,
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Content: chatMsg.Content,
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ReplyTo: chatMsg.ReplyTo,
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}
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if err := models.CreateChatMessage(app.DB, msgObj); err != nil {
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log.Printf("Error saving chat message: %v", err)
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continue
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}
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// Fetch the saved message with timestamp and user details
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var msgID int
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app.DB.QueryRow("SELECT LAST_INSERT_ID()").Scan(&msgID)
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savedMsg, err := models.GetChatMessageByID(app.DB, msgID)
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if err != nil {
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log.Printf("Error fetching saved message: %v", err)
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continue
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}
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response, _ := json.Marshal(savedMsg)
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hub.broadcast <- response
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}
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}
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return
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}
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if r.URL.Query().Get("autocomplete") == "true" {
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// Handle autocomplete for mentions
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prefix := r.URL.Query().Get("prefix")
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usernames, err := models.GetUsernamesMatching(app.DB, prefix)
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if err != nil {
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log.Printf("Error fetching usernames for autocomplete: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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response, _ := json.Marshal(usernames)
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w.Header().Set("Content-Type", "application/json")
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w.Write(response)
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return
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}
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// Render chat page
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messages, err := models.GetRecentChatMessages(app.DB, 50)
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if err != nil {
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log.Printf("Error fetching chat messages: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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// Reverse messages to show oldest first
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for i, j := 0, len(messages)-1; i < j; i, j = i+1, j-1 {
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messages[i], messages[j] = messages[j], messages[i]
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}
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data := struct {
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PageData
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Messages []models.ChatMessage
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}{
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PageData: PageData{
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Title: "ThreadR - Chat",
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Navbar: "chat",
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LoggedIn: true,
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ShowCookieBanner: cookie == nil || cookie.Value != "accepted",
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BasePath: app.Config.ThreadrDir,
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StaticPath: app.Config.ThreadrDir + "/static",
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CurrentURL: r.URL.Path,
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},
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Messages: messages,
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}
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if err := app.Tmpl.ExecuteTemplate(w, "chat", data); err != nil {
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log.Printf("Error executing template in ChatHandler: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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}
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}
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@ -27,6 +27,11 @@ func LoginHandler(app *App) http.HandlerFunc {
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session.Values["user_id"] = user.ID
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session.Values["user_ip"] = r.RemoteAddr
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session.Values["user_agent"] = r.UserAgent()
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session.Options = &sessions.Options{
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Path: "/",
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MaxAge: 86400 * 30, // 30 days
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HttpOnly: true,
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}
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if err := session.Save(r, w); err != nil {
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log.Printf("Error saving session: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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15
main.go
15
main.go
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@ -182,6 +182,19 @@ func createTablesIfNotExist(db *sql.DB) error {
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return fmt.Errorf("error creating news table: %v", err)
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}
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// Create chat_messages table
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_, err = db.Exec(`
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CREATE TABLE IF NOT EXISTS chat_messages (
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id INT AUTO_INCREMENT PRIMARY KEY,
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user_id INT NOT NULL,
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content TEXT NOT NULL,
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reply_to INT DEFAULT -1,
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timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)`)
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if err != nil {
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return fmt.Errorf("error creating chat_messages table: %v", err)
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}
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log.Println("Database tables created or already exist")
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return nil
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}
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@ -281,6 +294,7 @@ func main() {
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filepath.Join(dir, "templates/pages/signup.html"),
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filepath.Join(dir, "templates/pages/thread.html"),
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filepath.Join(dir, "templates/pages/userhome.html"),
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filepath.Join(dir, "templates/pages/chat.html"),
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)
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if err != nil {
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log.Fatal("Error parsing page templates:", err)
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@ -312,6 +326,7 @@ func main() {
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http.HandleFunc(config.ThreadrDir+"/news/", app.SessionMW(handlers.NewsHandler(app)))
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http.HandleFunc(config.ThreadrDir+"/signup/", app.SessionMW(handlers.SignupHandler(app)))
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http.HandleFunc(config.ThreadrDir+"/accept_cookie/", app.SessionMW(handlers.AcceptCookieHandler(app)))
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http.HandleFunc(config.ThreadrDir+"/chat/", app.SessionMW(app.RequireLoginMW(handlers.ChatHandler(app))))
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log.Println("Server starting on :8080")
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log.Fatal(http.ListenAndServe(":8080", nil))
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@ -0,0 +1,132 @@
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package models
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import (
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"database/sql"
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"time"
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)
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type ChatMessage struct {
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ID int
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UserID int
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Content string
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ReplyTo int // -1 if not a reply
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Timestamp time.Time
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Username string // For display, fetched from user
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PfpURL string // For display, fetched from user
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Mentions []string // List of mentioned usernames
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}
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func CreateChatMessage(db *sql.DB, msg ChatMessage) error {
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query := "INSERT INTO chat_messages (user_id, content, reply_to, timestamp) VALUES (?, ?, ?, NOW())"
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_, err := db.Exec(query, msg.UserID, msg.Content, msg.ReplyTo)
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return err
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}
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func GetRecentChatMessages(db *sql.DB, limit int) ([]ChatMessage, error) {
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query := `
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SELECT cm.id, cm.user_id, cm.content, cm.reply_to, cm.timestamp, u.username, u.pfp_url
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FROM chat_messages cm
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JOIN users u ON cm.user_id = u.id
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ORDER BY cm.timestamp DESC
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LIMIT ?`
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rows, err := db.Query(query, limit)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var messages []ChatMessage
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for rows.Next() {
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var msg ChatMessage
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var timestampStr string
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var pfpURL sql.NullString
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err := rows.Scan(&msg.ID, &msg.UserID, &msg.Content, &msg.ReplyTo, ×tampStr, &msg.Username, &pfpURL)
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if err != nil {
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return nil, err
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}
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msg.Timestamp, err = time.Parse("2006-01-02 15:04:05", timestampStr)
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if err != nil {
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msg.Timestamp = time.Time{}
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}
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if pfpURL.Valid {
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msg.PfpURL = pfpURL.String
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}
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// Parse mentions from content (simple @username detection)
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msg.Mentions = extractMentions(msg.Content)
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messages = append(messages, msg)
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}
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return messages, nil
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}
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func GetChatMessageByID(db *sql.DB, id int) (*ChatMessage, error) {
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query := `
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SELECT cm.id, cm.user_id, cm.content, cm.reply_to, cm.timestamp, u.username, u.pfp_url
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FROM chat_messages cm
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JOIN users u ON cm.user_id = u.id
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WHERE cm.id = ?`
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row := db.QueryRow(query, id)
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var msg ChatMessage
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var timestampStr string
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var pfpURL sql.NullString
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err := row.Scan(&msg.ID, &msg.UserID, &msg.Content, &msg.ReplyTo, ×tampStr, &msg.Username, &pfpURL)
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if err == sql.ErrNoRows {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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msg.Timestamp, err = time.Parse("2006-01-02 15:04:05", timestampStr)
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if err != nil {
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msg.Timestamp = time.Time{}
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}
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if pfpURL.Valid {
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msg.PfpURL = pfpURL.String
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}
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msg.Mentions = extractMentions(msg.Content)
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return &msg, nil
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}
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func GetUsernamesMatching(db *sql.DB, prefix string) ([]string, error) {
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query := "SELECT username FROM users WHERE username LIKE ? LIMIT 10"
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rows, err := db.Query(query, prefix+"%")
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var usernames []string
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for rows.Next() {
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var username string
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if err := rows.Scan(&username); err != nil {
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return nil, err
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}
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usernames = append(usernames, username)
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}
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return usernames, nil
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}
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// Simple utility to extract mentions from content
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func extractMentions(content string) []string {
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var mentions []string
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var currentMention string
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inMention := false
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for _, char := range content {
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if char == '@' {
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inMention = true
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currentMention = "@"
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} else if inMention && (char == ' ' || char == '\n' || char == '\t') {
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if len(currentMention) > 1 {
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mentions = append(mentions, currentMention)
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}
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inMention = false
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currentMention = ""
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} else if inMention {
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currentMention += string(char)
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}
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}
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if inMention && len(currentMention) > 1 {
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mentions = append(mentions, currentMention)
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}
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return mentions
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}
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@ -0,0 +1,383 @@
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{{define "chat"}}
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<!DOCTYPE html>
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<html>
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<head>
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<title>{{.Title}}</title>
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<link rel="stylesheet" href="{{.StaticPath}}/style.css">
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<style>
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body {
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margin: 0;
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padding: 0;
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height: 100vh;
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overflow: hidden;
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}
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main {
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padding: 0;
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margin-top: 3em; /* Space for navbar */
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height: calc(100vh - 3em);
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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.chat-container {
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width: 100%;
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height: calc(100% - 2em); /* Adjust for header */
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display: flex;
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flex-direction: column;
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border: none;
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border-radius: 0;
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background-color: #fef6e4;
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box-shadow: none;
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}
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.chat-messages {
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flex: 1;
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overflow-y: auto;
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padding: 8px;
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display: flex;
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flex-direction: column;
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}
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.chat-message {
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margin-bottom: 8px;
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max-width: 90%;
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position: relative;
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}
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.chat-message-header {
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display: flex;
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align-items: center;
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margin-bottom: 3px;
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}
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.chat-message-pfp {
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width: 30px;
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height: 30px;
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border-radius: 50%;
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margin-right: 8px;
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}
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.chat-message-username {
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font-weight: bold;
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color: #001858;
|
||||
font-size: 0.9em;
|
||||
}
|
||||
.chat-message-timestamp {
|
||||
font-size: 0.7em;
|
||||
color: #666;
|
||||
margin-left: 8px;
|
||||
}
|
||||
.chat-message-content {
|
||||
background-color: #f3d2c1;
|
||||
padding: 6px 10px;
|
||||
border-radius: 5px;
|
||||
line-height: 1.3;
|
||||
font-size: 0.9em;
|
||||
}
|
||||
.chat-message-reply {
|
||||
background-color: rgba(0,0,0,0.1);
|
||||
padding: 4px 8px;
|
||||
border-radius: 5px;
|
||||
margin-bottom: 3px;
|
||||
font-size: 0.8em;
|
||||
cursor: pointer;
|
||||
}
|
||||
.chat-message-mention {
|
||||
color: #f582ae;
|
||||
font-weight: bold;
|
||||
}
|
||||
.chat-input {
|
||||
padding: 8px;
|
||||
border-top: 1px solid #001858;
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
}
|
||||
.chat-input textarea {
|
||||
resize: none;
|
||||
height: 50px;
|
||||
margin-bottom: 8px;
|
||||
font-size: 0.9em;
|
||||
}
|
||||
.chat-input button {
|
||||
align-self: flex-end;
|
||||
width: auto;
|
||||
padding: 6px 12px;
|
||||
font-size: 0.9em;
|
||||
}
|
||||
.post-actions {
|
||||
position: absolute;
|
||||
top: 5px;
|
||||
right: 5px;
|
||||
opacity: 0;
|
||||
transition: opacity 0.2s ease;
|
||||
}
|
||||
.chat-message:hover .post-actions {
|
||||
opacity: 1;
|
||||
}
|
||||
.post-actions a {
|
||||
color: #001858;
|
||||
text-decoration: none;
|
||||
font-size: 0.8em;
|
||||
padding: 2px 5px;
|
||||
border: 1px solid #001858;
|
||||
border-radius: 3px;
|
||||
}
|
||||
.post-actions a:hover {
|
||||
background-color: #8bd3dd;
|
||||
color: #fef6e4;
|
||||
}
|
||||
.autocomplete-popup {
|
||||
position: absolute;
|
||||
background-color: #fff;
|
||||
border: 1px solid #001858;
|
||||
border-radius: 5px;
|
||||
max-height: 200px;
|
||||
overflow-y: auto;
|
||||
box-shadow: 0px 4px 8px rgba(0,0,0,0.2);
|
||||
z-index: 1000;
|
||||
display: none;
|
||||
}
|
||||
.autocomplete-item {
|
||||
padding: 6px 10px;
|
||||
cursor: pointer;
|
||||
font-size: 0.9em;
|
||||
}
|
||||
.autocomplete-item:hover {
|
||||
background-color: #f3d2c1;
|
||||
}
|
||||
@media (prefers-color-scheme: dark) {
|
||||
.chat-container {
|
||||
background-color: #444;
|
||||
border-color: #fef6e4;
|
||||
}
|
||||
.chat-message-username {
|
||||
color: #fef6e4;
|
||||
}
|
||||
.chat-message-timestamp {
|
||||
color: #aaa;
|
||||
}
|
||||
.chat-message-content {
|
||||
background-color: #555;
|
||||
}
|
||||
.chat-input {
|
||||
border-color: #fef6e4;
|
||||
}
|
||||
.autocomplete-popup {
|
||||
background-color: #444;
|
||||
border-color: #fef6e4;
|
||||
color: #fef6e4;
|
||||
}
|
||||
.autocomplete-item:hover {
|
||||
background-color: #555;
|
||||
}
|
||||
.post-actions a {
|
||||
color: #fef6e4;
|
||||
border-color: #fef6e4;
|
||||
}
|
||||
.post-actions a:hover {
|
||||
background-color: #8bd3dd;
|
||||
color: #001858;
|
||||
}
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
{{template "navbar" .}}
|
||||
<main>
|
||||
<header style="display: none;">
|
||||
<h2>General Chat</h2>
|
||||
</header>
|
||||
<div class="chat-container">
|
||||
<div class="chat-messages" id="chat-messages">
|
||||
{{range .Messages}}
|
||||
<div class="chat-message" id="msg-{{.ID}}">
|
||||
<div class="chat-message-header">
|
||||
{{if .PfpURL}}
|
||||
<img src="{{.PfpURL}}" alt="PFP" class="chat-message-pfp">
|
||||
{{else}}
|
||||
<div class="chat-message-pfp" style="background-color: #001858;"></div>
|
||||
{{end}}
|
||||
<span class="chat-message-username">{{.Username}}</span>
|
||||
<span class="chat-message-timestamp">{{.Timestamp.Format "02/01/2006 15:04"}}</span>
|
||||
</div>
|
||||
{{if gt .ReplyTo 0}}
|
||||
<div class="chat-message-reply" onclick="scrollToMessage({{.ReplyTo}})">Replying to message #{{.ReplyTo}}</div>
|
||||
{{end}}
|
||||
<div class="chat-message-content">{{.Content | html}}</div>
|
||||
<div class="post-actions">
|
||||
<a href="javascript:void(0)" onclick="replyToMessage({{.ID}})">Reply</a>
|
||||
</div>
|
||||
</div>
|
||||
{{end}}
|
||||
</div>
|
||||
<div class="chat-input">
|
||||
<textarea id="chat-input-text" placeholder="Type a message..."></textarea>
|
||||
<button onclick="sendMessage()">Send</button>
|
||||
</div>
|
||||
</div>
|
||||
<div id="autocomplete-popup" class="autocomplete-popup"></div>
|
||||
</main>
|
||||
{{template "cookie_banner" .}}
|
||||
<script>
|
||||
let ws;
|
||||
let autocompleteActive = false;
|
||||
let autocompletePrefix = '';
|
||||
let replyToId = -1;
|
||||
|
||||
function connectWebSocket() {
|
||||
ws = new WebSocket('ws://' + window.location.host + '{{.BasePath}}/chat/?ws=true', [], { credentials: 'include' });
|
||||
ws.onmessage = function(event) {
|
||||
const msg = JSON.parse(event.data);
|
||||
appendMessage(msg);
|
||||
};
|
||||
ws.onclose = function() {
|
||||
console.log("WebSocket closed, reconnecting...");
|
||||
setTimeout(connectWebSocket, 5000); // Reconnect after 5s
|
||||
};
|
||||
ws.onerror = function(error) {
|
||||
console.error("WebSocket error:", error);
|
||||
};
|
||||
}
|
||||
|
||||
function sendMessage() {
|
||||
const input = document.getElementById('chat-input-text');
|
||||
const content = input.value.trim();
|
||||
if (content === '') return;
|
||||
const msg = {
|
||||
type: 'message',
|
||||
content: content,
|
||||
replyTo: replyToId
|
||||
};
|
||||
if (ws && ws.readyState === WebSocket.OPEN) {
|
||||
ws.send(JSON.stringify(msg));
|
||||
input.value = '';
|
||||
replyToId = -1;
|
||||
// Optionally, clear reply indicator UI here
|
||||
} else {
|
||||
console.error("WebSocket is not open. Current state:", ws ? ws.readyState : 'undefined');
|
||||
}
|
||||
}
|
||||
|
||||
function appendMessage(msg) {
|
||||
const messages = document.getElementById('chat-messages');
|
||||
const msgDiv = document.createElement('div');
|
||||
msgDiv.className = 'chat-message';
|
||||
msgDiv.id = 'msg-' + msg.ID;
|
||||
let pfpHTML = msg.PfpURL ? `<img src="${msg.PfpURL}" alt="PFP" class="chat-message-pfp">` : `<div class="chat-message-pfp" style="background-color: #001858;"></div>`;
|
||||
let replyHTML = msg.ReplyTo > 0 ? `<div class="chat-message-reply" onclick="scrollToMessage(${msg.ReplyTo})">Replying to message #${msg.ReplyTo}</div>` : '';
|
||||
// Process content for mentions
|
||||
let content = msg.Content.replace(/@[\w]+/g, match => `<span class="chat-message-mention">${match}</span>`);
|
||||
msgDiv.innerHTML = `
|
||||
<div class="chat-message-header">
|
||||
${pfpHTML}
|
||||
<span class="chat-message-username">${msg.Username}</span>
|
||||
<span class="chat-message-timestamp">${new Date(msg.Timestamp).toLocaleString()}</span>
|
||||
</div>
|
||||
${replyHTML}
|
||||
<div class="chat-message-content">${content}</div>
|
||||
<div class="post-actions">
|
||||
<a href="javascript:void(0)" onclick="replyToMessage(${msg.ID})">Reply</a>
|
||||
</div>
|
||||
`;
|
||||
messages.appendChild(msgDiv);
|
||||
messages.scrollTop = messages.scrollHeight;
|
||||
}
|
||||
|
||||
function replyToMessage(id) {
|
||||
replyToId = id;
|
||||
// Optionally, show a UI indicator that a reply is set
|
||||
document.getElementById('chat-input-text').focus();
|
||||
}
|
||||
|
||||
function scrollToMessage(id) {
|
||||
const msgElement = document.getElementById('msg-' + id);
|
||||
if (msgElement) {
|
||||
msgElement.scrollIntoView({ behavior: 'smooth' });
|
||||
}
|
||||
}
|
||||
|
||||
function showAutocompletePopup(usernames, x, y) {
|
||||
const popup = document.getElementById('autocomplete-popup');
|
||||
popup.innerHTML = '';
|
||||
popup.style.left = x + 'px';
|
||||
popup.style.top = y + 'px';
|
||||
popup.style.display = 'block';
|
||||
autocompleteActive = true;
|
||||
usernames.forEach(username => {
|
||||
const item = document.createElement('div');
|
||||
item.className = 'autocomplete-item';
|
||||
item.textContent = username;
|
||||
item.onclick = () => {
|
||||
completeMention(username);
|
||||
popup.style.display = 'none';
|
||||
autocompleteActive = false;
|
||||
};
|
||||
popup.appendChild(item);
|
||||
});
|
||||
}
|
||||
|
||||
function completeMention(username) {
|
||||
const input = document.getElementById('chat-input-text');
|
||||
const text = input.value;
|
||||
const atIndex = text.lastIndexOf('@', input.selectionStart - 1);
|
||||
if (atIndex !== -1) {
|
||||
const before = text.substring(0, atIndex);
|
||||
const after = text.substring(input.selectionStart);
|
||||
input.value = before + username + (after.startsWith(' ') ? '' : ' ') + after;
|
||||
input.focus();
|
||||
}
|
||||
}
|
||||
|
||||
document.getElementById('chat-input-text').addEventListener('input', async (e) => {
|
||||
const text = e.target.value;
|
||||
const caretPos = e.target.selectionStart;
|
||||
const atIndex = text.lastIndexOf('@', caretPos - 1);
|
||||
if (atIndex !== -1 && (caretPos === text.length || text[caretPos] === ' ')) {
|
||||
const prefix = text.substring(atIndex + 1, caretPos);
|
||||
autocompletePrefix = prefix;
|
||||
const response = await fetch('{{.BasePath}}/chat/?autocomplete=true&prefix=' + encodeURIComponent(prefix));
|
||||
const usernames = await response.json();
|
||||
if (usernames.length > 0) {
|
||||
const rect = e.target.getBoundingClientRect();
|
||||
// Approximate caret position (this is a rough estimate)
|
||||
const charWidth = 8; // Rough estimate of character width in pixels
|
||||
const caretX = rect.left + (caretPos - text.lastIndexOf('\n', caretPos - 1) - 1) * charWidth;
|
||||
showAutocompletePopup(usernames, caretX, rect.top - 10);
|
||||
} else {
|
||||
document.getElementById('autocomplete-popup').style.display = 'none';
|
||||
autocompleteActive = false;
|
||||
}
|
||||
} else {
|
||||
document.getElementById('autocomplete-popup').style.display = 'none';
|
||||
autocompleteActive = false;
|
||||
}
|
||||
});
|
||||
|
||||
document.getElementById('chat-input-text').addEventListener('keydown', (e) => {
|
||||
if (autocompleteActive) {
|
||||
const popup = document.getElementById('autocomplete-popup');
|
||||
const items = popup.getElementsByClassName('autocomplete-item');
|
||||
if (e.key === 'Enter' && items.length > 0) {
|
||||
items[0].click();
|
||||
e.preventDefault();
|
||||
} else if (e.key === 'ArrowDown' && items.length > 0) {
|
||||
items[0].focus();
|
||||
e.preventDefault();
|
||||
}
|
||||
} else if (e.key === 'Enter' && !e.shiftKey) {
|
||||
sendMessage();
|
||||
e.preventDefault();
|
||||
}
|
||||
});
|
||||
|
||||
document.addEventListener('click', (e) => {
|
||||
if (!e.target.closest('#autocomplete-popup') && !e.target.closest('#chat-input-text')) {
|
||||
document.getElementById('autocomplete-popup').style.display = 'none';
|
||||
autocompleteActive = false;
|
||||
}
|
||||
});
|
||||
|
||||
// Connect WebSocket on page load
|
||||
window.onload = function() {
|
||||
connectWebSocket();
|
||||
document.getElementById('chat-messages').scrollTop = document.getElementById('chat-messages').scrollHeight;
|
||||
};
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
{{end}}
|
||||
|
|
@ -4,6 +4,7 @@
|
|||
{{if .LoggedIn}}
|
||||
<li><a {{if eq .Navbar "userhome"}}class="active"{{end}} href="{{.BasePath}}/userhome/">User Home</a></li>
|
||||
<li><a {{if eq .Navbar "profile"}}class="active"{{end}} href="{{.BasePath}}/profile/">Profile</a></li>
|
||||
<li><a {{if eq .Navbar "chat"}}class="active"{{end}} href="{{.BasePath}}/chat/">Chat</a></li>
|
||||
<li><a href="{{.BasePath}}/logout/">Logout</a></li>
|
||||
{{else}}
|
||||
<li><a {{if eq .Navbar "login"}}class="active"{{end}} href="{{.BasePath}}/login/">Login</a></li>
|
||||
|
|
|
|||
Loading…
Reference in New Issue