FIX Clear filter from url state

client/src/legacy/GridField.js

@@ -200,42 +200,68 @@ $.entwine('ss', function($) {
       }
     },
 
+    /**
+     * This will first retrieve state of the gridfield which is generated by PHP and sent to the
+     * browser as HTML via PJAX and stored in the data-schema attribute on all of the '3 dots'
+     * elements on each gridfield row
+     * 
+     * It will then update the browser location with the new state of the gridfield using
+     * window.ss.router
+     * 
+     * This allows users to bookmark different views in the CMS
+     */
     keepStateInHistory: function() {
       const newSchema = $(this).find('.gridfield-actionmenu__container').data('schema');
+      const gridFieldName = $(this).data('name');
       if (newSchema && newSchema.length > 0) {
         newSchema.filter( e => {
           if (e.type === 'link') {
-            const reqString = this.buildURLString(e.url)
-            const searchParam =  reqString ? '?' + reqString.join('&') : '';
-            window.ss.router.replace(window.location.pathname + searchParam, undefined, undefined, false);
+            const urlQueryString = this.buildUrlQueryString(e.url, gridFieldName);
+            window.ss.router.replace(window.location.pathname + urlQueryString, undefined, undefined, false);
           }
         })
       }
     },
 
     /**
-     * A params string can have duplicate keys.
-     * Function buildURLString splits string to "key => value" array
-     * and replaces values for existing keys with the new value
-     * and returns string with unique keys only
+     * Builds a url query string from the existing query string in window.location
+     * and overrides it with the params from the query string in the pjaxUrl param
+     * 
+     * For any query string params that relate to the gridState of the gridFieldName, only
+     * take these from the pjaxUrl param
      *
      * @param {string} url
      * @returns string
      */
-    buildURLString: function(url) {
-      const link = [window.location.origin, url].join('/');
-      const params = [window.location.search, (new URL(link)).searchParams.toString()].join('&').substring(1);
-      const newrequest = [];
-      const reqString = [];
-      params.split('&').forEach(param => {
-        const newVal = param.split('=');
-        newrequest[newVal[0]] = newVal[1] ? newVal[1] : '';
-      });
-      Object.keys(newrequest).forEach(param => {
-        reqString.push([param, newrequest[param]].join('='));
-      });
-
-      return reqString;
+    buildUrlQueryString: function(pjaxUrl, gridFieldName) {
+      const locationObj = {};
+      for (const param of window.location.search.replace(/^\?/, '').split('&')) {
+        const [key, val] = param.split('=');
+        // This regex will naively match the gridfield number \-[0-9]$, so if there are multiple
+        // gridfields with the same name (i.e. class) on the screen, it will be overly
+        // aggressive in removing their state. This limitation is because I couldn't find an
+        // easy way to extract the gridfield number from the gridfield
+        if (key.match(new RegExp(`^gridState\\-${gridFieldName}\\-[0-9]$`))) {
+          continue;
+        }
+        locationObj[key] = val;
+      }
+      const pjaxUrlObj = {};
+      const link = [window.location.origin, pjaxUrl].join('/');
+      const searchParams = (new URL(link)).searchParams;
+      for (const [key, val] of searchParams.entries()) {
+        pjaxUrlObj[key] = val;
+      }
+      const retObj = Object.assign(locationObj, pjaxUrlObj);
+      const retArr = [];
+      for (const key in retObj) {
+        if (key === '') {
+          continue;
+        }
+        const val = retObj[key];
+        retArr.push([key, val].join('='));
+      }
+      return retArr.length === 0 ? '' : '?' + retArr.join('&');
     }
   });
 

composer.json

@@ -26,7 +26,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5",
-        "silverstripe/frameworktest": "^0.4.3",
+        "silverstripe/frameworktest": "^0.4.14",
         "squizlabs/php_codesniffer": "^3",
         "nikic/php-parser": "^3 || ^4",
         "monolog/monolog": "~1.16"

tests/behat/features/gridfield-search.feature

@@ -4,10 +4,15 @@ Feature: Search in GridField
   So that I see proper result and don't see warning
 
   Background:
-    Given the "Company" "Walmart" with "Category"="Retail"
-    And the "Company" "ExxonMobil" with "Category"="Oil"
+    Given the "Company" "ExxonMobil" with "Category"="Oil"
     And the "Company" "Vitol" with "Category"="Other" 
+    And the "Company" "Walmart" with "Category"="Retail"
+    And the "Company" "Walmart B" with "Category"="Retail"
+    And the "Company" "Walmart C" with "Category"="Retail"
+    And the "Company" "Walmart D" with "Category"="Retail"
     And the "group" "EDITOR" has permissions "Access to 'Pages' section" and "Access to 'Test ModelAdmin' section" and "TEST_DATAOBJECT_EDIT"
+    # This extension will limit to only showing 3 records per page so that pagination shows
+    And I add an extension "FrameworkTestModelAdminExtension" to the "TestModelAdmin" class
     And I am logged in as a member of "EDITOR" group
     And I go to "/admin/test"
 
@@ -23,3 +28,22 @@ Feature: Search in GridField
       And I click "Walmart" in the "#Form_EditForm" element
     Then I should see "Walmart"
       And I should see "Walmart" in the ".breadcrumbs-wrapper" element
+
+  Scenario: I can clear search and paginate
+    When I press the "Open search and filter" button
+    # This will match on all of the "Walmart" records
+    And I fill in "SearchBox__q" with "a a"
+    And I press the "Enter" key in the "SearchBox__q" field
+    Then the "[name=SearchBox__q]" element "value" attribute should be "a a"
+    And I should see "Walmart" in the ".ss-gridfield-item:nth-of-type(1) .col-Name" element
+    And I should see "Walmart B" in the ".ss-gridfield-item:nth-of-type(2) .col-Name" element
+    And I should see "Walmart C" in the ".ss-gridfield-item:nth-of-type(3) .col-Name" element
+    And I should not see "ExxonMobil" in the ".col-Name" element
+    And I should not see "Vitol" in the ".col-Name" element
+    And I click on the ".search-box__cancel" element
+    When I click on the "#action_pagination_next" element
+    And I press the "Open search and filter" button
+    Then the "[name=SearchBox__q]" element "value" attribute should be ""
+    And I should see "Walmart B" in the ".ss-gridfield-item:nth-of-type(1) .col-Name" element
+    And I should see "Walmart C" in the ".ss-gridfield-item:nth-of-type(2) .col-Name" element
+    And I should see "Walmart D" in the ".ss-gridfield-item:nth-of-type(3) .col-Name" element