hybrid pagination

internal/notification/handler.go

@@ -87,11 +87,16 @@ func (h *NotificationHandler) GetNotifications(c echo.Context) error {
 		return response.ValidationError(c, err.Error(), "")
 	}
 
-	pagination := response.NewPagination(c)
+	pagination, err := response.NewPagination(c)
+	if err != nil {
+		return response.PaginationBadRequest(c, err)
+	}
 
-	// Call service
 	notifications, err := h.service.GetNotifications(c.Request().Context(), form, pagination)
 	if err != nil {
+		if response.IsListPaginationError(err) {
+			return response.PaginationBadRequest(c, err)
+		}
 		return response.InternalServerError(c, "Failed to get notifications")
 	}
 
@@ -141,11 +146,16 @@ func (h *NotificationHandler) AdminNotifications(c echo.Context) error {
 	form.Recipient = userID
 	form.Status = "sent"
 
-	pagination := response.NewPagination(c)
+	pagination, err := response.NewPagination(c)
+	if err != nil {
+		return response.PaginationBadRequest(c, err)
+	}
 
-	// Call service
 	notifications, err := h.service.GetNotifications(c.Request().Context(), form, pagination)
 	if err != nil {
+		if response.IsListPaginationError(err) {
+			return response.PaginationBadRequest(c, err)
+		}
 		return response.InternalServerError(c, "Failed to get notifications")
 	}
 
@@ -254,12 +264,16 @@ func (h *NotificationHandler) CustomerNotifications(c echo.Context) error {
 	form.Recipient = userID
 	form.Status = "sent"
 
-	pagination := response.NewPagination(c)
+	pagination, err := response.NewPagination(c)
+	if err != nil {
+		return response.PaginationBadRequest(c, err)
+	}
 
-	// Call service
 	notifications, err := h.service.GetNotifications(c.Request().Context(), form, pagination)
 	if err != nil {
-		// Log the actual error for debugging
+		if response.IsListPaginationError(err) {
+			return response.PaginationBadRequest(c, err)
+		}
 		c.Logger().Error("GetNotifications failed", map[string]interface{}{
 			"error":     err.Error(),
 			"status":    form.Status,