From 5b0a3acff9dbe34e41c26375040aa0853d94b000 Mon Sep 17 00:00:00 2001
From: Toby Zerner <toby.zerner@gmail.com>
Date: Sun, 17 Jan 2021 12:49:27 +1030
Subject: [PATCH] hotfix

---
 src/Adapter/EloquentAdapter.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Adapter/EloquentAdapter.php b/src/Adapter/EloquentAdapter.php
index c992f74..7e1db1a 100644
--- a/src/Adapter/EloquentAdapter.php
+++ b/src/Adapter/EloquentAdapter.php
@@ -15,6 +15,7 @@ use Closure;
 use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasOneThrough;
 use InvalidArgumentException;
 use Tobyz\JsonApiServer\Schema\Attribute;
 use Tobyz\JsonApiServer\Schema\HasMany;
@@ -176,8 +177,9 @@ class EloquentAdapter implements AdapterInterface
     public function filterByHasOne($query, HasOne $relationship, array $ids): void
     {
         $relation = $this->getEloquentRelation($query->getModel(), $relationship);
+        $column = $relation instanceof HasOneThrough ? $relation->getQualifiedParentKeyName() : $relation->getQualifiedForeignKeyName();
 
-        $query->whereIn($relation->getQualifiedForeignKeyName(), $ids);
+        $query->whereIn($column, $ids);
     }
 
     public function filterByHasMany($query, HasMany $relationship, array $ids): void