ga_node_reports-add_sum_for_graph-d8.patch

diff --git a/src/Controller/GaNodeReportsCharts.php b/src/Controller/GaNodeReportsCharts.php
index 4d377f6..20bd319 100644
--- a/src/Controller/GaNodeReportsCharts.php
+++ b/src/Controller/GaNodeReportsCharts.php
@@ -113,6 +113,14 @@ class GaNodeReportsCharts extends ControllerBase implements ContainerInjectionIn
     // Chart details building.
     $chart_date = $chart_page = $chart_session = [];

+    // Sum up pageviews and sessions.
+    // We process the results twice, to reduce the chance of patch conflicts.
+    $sum = array('pageviews' => 0, 'sessions' => 0);
+    foreach ($results_array['rows'] as $records) {
+      $sum['pageviews'] += $records['pageviews'];
+      $sum['sessions'] += $records['sessions'];
+    }
+
     foreach ($results_array['rows'] as $records) {
       $chart_date[] = date('d-m-y', $records['date']);
       $chart_page[] = $records['pageviews'];
@@ -123,14 +131,14 @@ class GaNodeReportsCharts extends ControllerBase implements ContainerInjectionIn
     $categories = $chart_date;

     $seriesData[] = [
-      'name' => $this->t('Sessions'),
+      'name' => $this->t("Sessions\n Σ: @total_number", ['@total_number' => $sum['sessions']]),
       'color' => '#0d233a',
       'type' => $this->chartSettings['type'],
       'data' => array_map('intval', $chart_session),
     ];

     $seriesData[] = [
-      'name' => $this->t('PageViews'),
+      'name' => $this->t("PageViews\n Σ: @total_number", ['@total_number' => $sum['pageviews']]),
       'color' => '#8bbc21',
       'type' => $this->chartSettings['type'],
       'data' => array_map('intval', $chart_page),