warning when search result hits maximum

frontend-js/src/main/js/gui/leftPanel/GenericSearchPanel.js

@@ -6,6 +6,8 @@ var Promise = require("bluebird");
 
 var AbstractDbPanel = require('./AbstractDbPanel');
 var Alias = require('../../map/data/Alias');
+var ConfigurationType = require('../../ConfigurationType');
+var GuiConnector = require('../../GuiConnector');
 var IdentifiedElement = require('../../map/data/IdentifiedElement');
 var InvalidArgumentError = require('../../InvalidArgumentError');
 var PanelControlElementType = require('../PanelControlElementType');
@@ -19,16 +21,17 @@ var Functions = require('../../Functions');
 /**
  *
  * @param params
+ * @param {Configuration} params.configuration
  * @constructor
  * @extends AbstractDbPanel
  */
 function GenericSearchPanel(params) {
   var self = this;
-  params.panelName = "search";
-  params.helpTip = "<p>search tab allows to search for particular elements or interactions in the map</p>"
+  params["panelName"] = "search";
+  params["helpTip"] = "<p>search tab allows to search for particular elements or interactions in the map</p>"
     + "<p>perfect match tick box active: only terms with an exact match to the query will be returned</p>"
     + "<p>separate multiple search by semicolon</p>";
-  params.placeholder = "keyword";
+  params["placeholder"] = "keyword";
 
   AbstractDbPanel.call(self, params);
 
@@ -190,7 +193,16 @@ GenericSearchPanel.prototype.searchByQuery = function () {
   var self = this;
   var query = this.getControlElement(PanelControlElementType.SEARCH_INPUT).value;
   var perfect = this.getControlElement(PanelControlElementType.SEARCH_PERFECT_MATCH_CHECKBOX).checked;
-  return self.getOverlayDb().searchByQuery(query, perfect, true);
+  return self.getOverlayDb().searchByQuery(query, perfect, true).then(function (result) {
+    var max = 0;
+    for (var i = 0; i < result.length; i++) {
+      max = Math.max(max, result[i].length);
+    }
+    if (max >= parseInt(self.getConfiguration().getOption(ConfigurationType.SEARCH_RESULT_NUMBER).getValue())) {
+      GuiConnector.warn("Max number of results is exceeded - some results are omitted; " +
+        "please narrow you criteria to see all results  or use 'perfect match'");
+    }
+  });
 };
 
 /**