From c85facd93b8b4b8a7cd675e1e0bb9730947db85a Mon Sep 17 00:00:00 2001
From: Abner Tudtud <114082473+enjinabner@users.noreply.github.com>
Date: Fri, 28 Jul 2023 17:26:48 +0800
Subject: [PATCH] Check highest bid (#8)

---
 src/Rules/MinimumPrice.php                    | 10 +++++++---
 .../GraphQL/Mutations/PlaceBidTest.php        | 20 ++++++++++++++++---
 2 files changed, 24 insertions(+), 6 deletions(-)

diff --git a/src/Rules/MinimumPrice.php b/src/Rules/MinimumPrice.php
index 7ebf77c..91751a2 100644
--- a/src/Rules/MinimumPrice.php
+++ b/src/Rules/MinimumPrice.php
@@ -39,9 +39,13 @@ public function setData($data)
     public function validate(string $attribute, mixed $value, Closure $fail): void
     {
         if ($listingId = Arr::get($this->data, 'listingId')) {
-            $listing = MarketplaceListing::where('listing_id', $listingId)->first();
-            if ($listing && $value < $listing->price) {
-                $fail('enjin-platform-marketplace::validation.minimum_price')->translate(['price' => $listing->price]);
+            if (!$listing = MarketplaceListing::where('listing_id', $listingId)->with('highestBid')->first()) {
+                return;
+            }
+
+            $price = $listing?->highestBid?->price ?? $listing?->price;
+            if ($value < $price) {
+                $fail('enjin-platform-marketplace::validation.minimum_price')->translate(['price' => $price]);
             }
         }
     }
diff --git a/tests/Feature/GraphQL/Mutations/PlaceBidTest.php b/tests/Feature/GraphQL/Mutations/PlaceBidTest.php
index 0800785..e1fb92d 100644
--- a/tests/Feature/GraphQL/Mutations/PlaceBidTest.php
+++ b/tests/Feature/GraphQL/Mutations/PlaceBidTest.php
@@ -76,7 +76,7 @@ public function test_it_will_fail_with_invalid_parameter_listing_id(): void
     public function test_it_will_fail_with_invalid_parameter_price(): void
     {
         $listing = $this->createListing();
-        $data = ['listingId' => $listing->listing_id, 'price' => $price = fake()->numberBetween(1, 1000)];
+        $data = ['listingId' => $listing->listing_id, 'price' => fake()->numberBetween(1, 1000)];
         $response = $this->graphql(
             $this->method,
             array_merge($data, ['price' => null]),
@@ -107,13 +107,27 @@ public function test_it_will_fail_with_invalid_parameter_price(): void
             $response['error']
         );
 
+        $listing->load('highestBid');
+        $price = $listing?->highestBid?->price ?? $listing?->price;
+        $response = $this->graphql(
+            $this->method,
+            array_merge($data, ['price' => $price - 1]),
+            true
+        );
+        $this->assertArraySubset(
+            ['price' => ["The minimum bidding price is {$price}."]],
+            $response['error']
+        );
+
+        $listing->bids->each->delete();
+        $price = $listing->price;
         $response = $this->graphql(
             $this->method,
-            array_merge($data, ['price' => $listing->price - 1]),
+            array_merge($data, ['price' => $price - 1]),
             true
         );
         $this->assertArraySubset(
-            ['price' => ["The minimum bidding price is {$listing->price}."]],
+            ['price' => ["The minimum bidding price is {$price}."]],
             $response['error']
         );