Can search users

src/data/http_request_handler.rs

@@ -340,6 +340,15 @@ impl HttpRequestHandler {
         Ok(self.post_string(name)?.parse::<i64>()?)
     }
 
+    /// Get an optional number in the request. If none found, return a default value
+    pub fn post_u64_opt(&mut self, name: &str, default: u64) -> ResultBoxError<u64> {
+        if self.has_post_parameter(name) {
+            Ok(self.post_string(name)?.parse::<u64>()?)
+        } else {
+            Ok(default)
+        }
+    }
+
     pub fn post_u64(&mut self, name: &str) -> ResultBoxError<u64> {
         Ok(self.post_string(name)?.parse::<u64>()?)
     }