fix: 解决json无法正常解析的问题

interval/server/api/handler/push.go

@@ -2,8 +2,8 @@ package handler
 
 import (
 	"encoding/json"
-	"log"
 	"net/http"
+	"time"
 
 	"git.jinshen.cn/remilia/push-server/interval/protocol"
 	"git.jinshen.cn/remilia/push-server/interval/server/ws"
@@ -11,7 +11,7 @@ import (
 )
 
 type PublishRequest struct {
-	Content string `json:"content"`
+	Payload json.RawMessage `json:"payload"`
 }
 
 func PushHandler(hub *ws.Hub) http.HandlerFunc {
@@ -24,23 +24,25 @@ func PushHandler(hub *ws.Hub) http.HandlerFunc {
 		}
 
 		var req PublishRequest
-		if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		dec := json.NewDecoder(r.Body)
+		dec.DisallowUnknownFields()
+		if err := dec.Decode(&req); err != nil {
 			http.Error(w, "invalid request body", http.StatusBadRequest)
 			return
 		}
-		if req.Content == "" {
+
+		if len(req.Payload) == 0 {
 			http.Error(w, "content cannot be empty", http.StatusBadRequest)
 			return
 		}
 
 		msg := protocol.BroadcastMessage{
-			Type:    protocol.MsgBroadcast,
-			Topic:   topic,
-			Payload: json.RawMessage(req.Content),
+			Type:      protocol.MsgBroadcast,
+			Topic:     topic,
+			Payload:   req.Payload,
+			Timestamp: time.Now().Unix(),
 		}
 
-		log.Printf("Received push request for topic %s: %s", topic, req.Content)
-
 		if err := hub.BroadcastMessage(r.Context(), msg); err != nil {
 			http.Error(w, "request cancelled", http.StatusRequestTimeout)
 			return