68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
package ws
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import (
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"context"
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"github.com/coder/websocket"
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"github.com/coder/websocket/wsjson"
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"github.com/go-chi/chi/v5"
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"github.com/maddalax/htmgo/framework/h"
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"github.com/maddalax/htmgo/framework/service"
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"log/slog"
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"net/http"
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)
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func Handle() http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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cc := r.Context().Value(h.RequestContextKey).(*h.RequestContext)
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sessionCookie, _ := r.Cookie("session_id")
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c, err := websocket.Accept(w, r, nil)
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// 2 mb
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c.SetReadLimit(2 * 1024 * 1024)
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if err != nil {
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return
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}
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if sessionCookie == nil {
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slog.Error("session cookie not found")
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c.Close(websocket.StatusPolicyViolation, "no session")
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return
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}
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locator := cc.ServiceLocator()
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manager := service.Get[SocketManager](locator)
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sessionId := sessionCookie.Value
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roomId := chi.URLParam(r, "id")
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if roomId == "" {
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slog.Error("invalid room", slog.String("room_id", roomId))
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manager.CloseWithError(sessionId, websocket.StatusPolicyViolation, "invalid room")
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return
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}
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manager.Add(roomId, sessionId, c)
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defer func() {
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manager.Disconnect(sessionId)
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}()
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for {
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var v map[string]any
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err = wsjson.Read(context.Background(), c, &v)
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if err != nil {
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slog.Error("failed to read message", slog.String("room_id", roomId))
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manager.CloseWithError(sessionId, websocket.StatusInternalError, "failed to read message")
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return
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}
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if v != nil {
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manager.OnMessage(sessionId, v)
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}
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}
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}
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}
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