Merge pull request '[🚀] ClientCount' (#16) from dev into main

Reviewed-on: #16

pkg/sse/server.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"sync"
 	"sync/atomic"
+	"time"
 )
 
 var _ Server = (*event)(nil)
@@ -16,6 +17,7 @@ type Server interface {
 	GinHandlerFunc(auth func(c *gin.Context) (string, error)) gin.HandlerFunc
 	Push(user any, name, msg string) bool
 	Broadcast(name, msg string)
+	ClientCount() int32
 }
 
 type clientChan struct {
@@ -31,7 +33,6 @@ type msgChan struct {
 type event struct {
 	SessionList sync.Map
 	Count       atomic.Int32
-
 	Register    chan clientChan
 	Unregister  chan any
 }
@@ -90,6 +91,10 @@ func (stream *event) HandlerFunc() mux.HandlerFunc {
 		c.Context().Writer.Header().Set("Connection", "keep-alive")
 		c.Context().Writer.Header().Set("Transfer-Encoding", "chunked")
 
+		time.AfterFunc(time.Second, func() {
+			e <- msgChan{Name: "message", Message: "success"}
+		})
+
 		c.Context().Stream(func(w io.Writer) bool {
 			if msg, ok := <-e; ok {
 				c.Context().SSEvent(msg.Name, msg.Message)
@@ -123,6 +128,10 @@ func (stream *event) GinHandlerFunc(auth func(c *gin.Context) (string, error)) g
 		c.Writer.Header().Set("Connection", "keep-alive")
 		c.Writer.Header().Set("Transfer-Encoding", "chunked")
 
+		time.AfterFunc(time.Second, func() {
+			e <- msgChan{Name: "message", Message: "success"}
+		})
+
 		c.Stream(func(w io.Writer) bool {
 			if msg, ok := <-e; ok {
 				c.SSEvent(msg.Name, msg.Message)
@@ -149,3 +158,7 @@ func (stream *event) Broadcast(name, msg string) {
 		return true
 	})
 }
+
+func (stream *event) ClientCount() int32 {
+	return stream.Count.Load()
+}