user no stays in cache forever, fix some hubs bugs and add new enpoints

packages/httpRequest/hubs.go

@@ -551,6 +551,74 @@ func HandleHubSetBg(response http.ResponseWriter, request *http.Request) {
 	response.WriteHeader(http.StatusCreated)
 }
 
+func HandleGetHubIcon(response http.ResponseWriter, request *http.Request) {
+	if !validCheckWithResponseOnFail(response, request, normal) {
+		return
+	}
+	ctx := request.Context()
+	_, _, hub, err := getHubUserIfValidWithResponseOnFail(ctx, response, request)
+	if err != nil {
+		return
+	}
+
+	if hub.IconUrl == "" {
+		http.Error(response, "hub has no icon", http.StatusNoContent)
+		return
+	}
+
+	url, meta, err := minio.GetDownloadUrlAndMetadata(ctx, hub.IconUrl)
+	if err != nil {
+		http.Error(response, "internal server error", http.StatusInternalServerError)
+		return
+	}
+
+	iconData, err := json.Marshal(map[string]any{
+		"url":      url.String(),
+		"metadata": meta,
+	})
+	if err != nil {
+		http.Error(response, "json error", http.StatusInternalServerError)
+		return
+	}
+
+	response.WriteHeader(http.StatusOK)
+	response.Write(iconData)
+}
+
+func HandleGetHubBg(response http.ResponseWriter, request *http.Request) {
+	if !validCheckWithResponseOnFail(response, request, normal) {
+		return
+	}
+	ctx := request.Context()
+	_, _, hub, err := getHubUserIfValidWithResponseOnFail(ctx, response, request)
+	if err != nil {
+		return
+	}
+
+	if hub.BgUrl == "" {
+		http.Error(response, "hub has no background", http.StatusNoContent)
+		return
+	}
+
+	url, meta, err := minio.GetDownloadUrlAndMetadata(ctx, hub.BgUrl)
+	if err != nil {
+		http.Error(response, "internal server error", http.StatusInternalServerError)
+		return
+	}
+
+	bgData, err := json.Marshal(map[string]any{
+		"url":      url.String(),
+		"metadata": meta,
+	})
+	if err != nil {
+		http.Error(response, "json error", http.StatusInternalServerError)
+		return
+	}
+
+	response.WriteHeader(http.StatusOK)
+	response.Write(bgData)
+}
+
 func HandleHubRemove(response http.ResponseWriter, request *http.Request) {
 	_, hub, _, _, ok := hubPermissionContext(response, request, normal, types.PermissionRemoveHub)
 	if !ok {
@@ -852,7 +920,7 @@ func HandleRoleSetColor(response http.ResponseWriter, request *http.Request) {
 	}
 	color, err := convertions.StringToRgba(request.FormValue("new_color"))
 	if err != nil {
-		http.Error(response, "invalid newcolor", http.StatusBadRequest)
+		http.Error(response, "invalid new_color", http.StatusBadRequest)
 		return
 	}