From 2f371a64e21c3fe2602e39a5eb52909d1c0c0819 Mon Sep 17 00:00:00 2001
From: michaeldchin <mchin461@gmail.com>
Date: Thu, 28 Oct 2021 08:36:24 -0500
Subject: [PATCH] adding update summary field related methods

---
 src/Resources/Sheet.php | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/src/Resources/Sheet.php b/src/Resources/Sheet.php
index 129ba83..fd81b5b 100644
--- a/src/Resources/Sheet.php
+++ b/src/Resources/Sheet.php
@@ -337,10 +337,10 @@ public function addColumn(array $column)
         return $this->addColumns([$column]);
     }
 
-    public function addColumns(array $column)
+    public function addColumns(array $columns)
     {
         return $this->client->post("sheets/$this->id/columns", [
-            'json' => $column
+            'json' => $columns
         ]);
     }
 
@@ -358,6 +358,32 @@ public function addSummaryField(String $title, String $formula, String $type = '
         );
     }
 
+    public function updateSummaryFieldByName(String $fieldName, array $summaryFieldDefinition)
+    {
+        $summaryField = $this->getSummaryFieldByName($fieldName);
+        $summaryFieldDefinition['id'] = $summaryField->id;
+        
+        return $this->updateSummaryField($summaryFieldDefinition);
+    }
+
+    public function updateSummaryField(array $summaryField)
+    {
+        return $this->updateSummaryFields([$summaryField]);
+    }
+
+    public function updateSummaryFields(array $summaryFields)
+    {
+        return $this->client->put("sheets/$this->id/summary/fields", 
+            ['json' => [...$summaryFields]]
+        );
+    }
+
+    public function getSummaryFieldByName(String $fieldName)
+    {
+        return collect($this->getSummaryFields()->fields)
+            ->first(fn ($field) => $field->title == $fieldName);
+    }
+
     public function getSummaryFields()
     {
         return $this->client->get("sheets/$this->id/summary");