add endpoint for channel unread messages count

packages/httpRequest/user.go

@@ -2,6 +2,7 @@ package httpRequest
 
 import (
 	"encoding/json"
+	"fmt"
 	"maps"
 	"net/http"
 	"slices"
@@ -345,3 +346,26 @@ func HandleGetHubs(response http.ResponseWriter, request *http.Request) {
 	response.WriteHeader(http.StatusOK)
 	response.Write(converted)
 }
+
+func HandleGetChannelUnreadMessagesCount(response http.ResponseWriter, request *http.Request) {
+	if !validCheckWithResponseOnFail(response, request, normal) {
+		return
+	}
+	ctx := request.Context()
+	user, err := getUserByToken(ctx, request.Header.Get("token"))
+	if err != nil {
+		http.Error(response, "invalid token", http.StatusUnauthorized)
+		return
+	}
+	targetId, err := convertions.StringToUuid(request.URL.Query().Get("target_id"))
+	if err != nil {
+		http.Error(response, "invalid targetid", http.StatusBadRequest)
+		return
+	}
+
+	response.WriteHeader(http.StatusOK)
+	user.Mu.Lock()
+	response.Write([]byte(fmt.Sprintf("%d", user.ChannelUnreadMessage[targetId])))
+	user.ChannelUnreadMessage[targetId] = 0
+	user.Mu.Unlock()
+}