From 6adf30e5d96f9f89f9aad25a7832e169979718aa Mon Sep 17 00:00:00 2001
From: Daniel Trolezi <danieltrolezi@outlook.com>
Date: Wed, 25 Sep 2024 15:20:52 -0300
Subject: [PATCH] Fix Discord Interactions

---
 app/Http/Controllers/DiscordController.php    |  6 --
 .../Requests/DiscordInteractionRequest.php    | 68 +++++++++++--------
 .../Discord/DiscordInteractionsService.php    | 16 +++++
 3 files changed, 57 insertions(+), 33 deletions(-)

diff --git a/app/Http/Controllers/DiscordController.php b/app/Http/Controllers/DiscordController.php
index d058a00..62b76a3 100644
--- a/app/Http/Controllers/DiscordController.php
+++ b/app/Http/Controllers/DiscordController.php
@@ -3,15 +3,12 @@
 namespace App\Http\Controllers;
 
 use App\Http\Requests\DiscordInteractionRequest;
-use App\Services\Discord\DiscordAppService;
 use App\Services\Discord\DiscordInteractionsService;
 use Illuminate\Http\JsonResponse;
-use Illuminate\Support\Facades\Auth;
 
 class DiscordController extends Controller
 {
     public function __construct(
-        private DiscordAppService $appService,
         private DiscordInteractionsService $interactionsService
     ) {
     }
@@ -20,9 +17,6 @@ public function interactions(DiscordInteractionRequest $request): JsonResponse
     {
         $payload = $request->validated();
 
-        $user = $this->appService->findOrCreateUser($payload);
-        Auth::setUser($user);
-
         return response()->json(
             $this->interactionsService->handleInteractions($payload)
         );
diff --git a/app/Http/Requests/DiscordInteractionRequest.php b/app/Http/Requests/DiscordInteractionRequest.php
index a8ee085..ac66733 100644
--- a/app/Http/Requests/DiscordInteractionRequest.php
+++ b/app/Http/Requests/DiscordInteractionRequest.php
@@ -24,45 +24,59 @@ public function authorize(): bool
      */
     public function rules(): array
     {
-        $rules = $this->getRulesForInteractionType(
-            InteractionType::from($this->get('type'))
-        );
+        $rules = [
+            'type'             => 'required|integer|in:' . InteractionType::valuesAsString(),
+            'user'             => 'required|array',
+            'user.id'          => 'required|string',
+            'user.username'    => 'required|string',
+            'user.global_name' => 'required|string',
+        ];
 
-        return array_merge([
-            'type'                 => 'required|integer|in:' . InteractionType::valuesAsString(),
+        $additionalRules = match ($this->get('type')) {
+            InteractionType::Command->value => $this->getCommandRules(),
+            InteractionType::MessageComponent->value => $this->getMessageComponentRules(),
+            default => []
+        };
+
+        return array_merge($rules, $additionalRules);
+    }
+
+    /**
+     * @return array
+     */
+    private function getCommandRules(): array
+    {
+        return [
+            'channel.id'           => 'required|string',
             'data'                 => 'required|array',
+            'data.type'            => 'required|int',
+            'data.name'            => 'required|string',
             'data.options'         => 'sometimes|array',
             'data.options.*'       => 'required|array',
-            'data.options.*.value' => 'required',
-            'user'                 => 'required|array',
-            'user.id'              => 'required|string',
-            'user.username'        => 'required|string',
-            'user.global_name'     => 'required|string',
-            'channel.id'           => 'required|string',
-            'message.components'   => 'sometimes|array'
-        ], $rules);
+            'data.options.*.value' => 'required'
+        ];
     }
 
     /**
-     * @param InteractionType $type
      * @return array
      */
-    private function getRulesForInteractionType(InteractionType $type): array
+    private function getMessageComponentRules(): array
     {
-        return match ($type) {
-            InteractionType::Command => [
-                'data.type' => 'required|int',
-                'data.name' => 'required|string',
-            ],
-            InteractionType::MessageComponent => [
-                'data.component_type'      => 'required|int|in:' . ComponentType::valuesAsString(),
-                'data.custom_id'           => 'required|string',
-                'data.values'              => 'sometimes|array',
-            ],
-            default => []
-        };
+        return [
+            'channel.id'          => 'required|string',
+            'data'                => 'required|array',
+            'data.component_type' => 'required|int|in:' . ComponentType::valuesAsString(),
+            'data.custom_id'      => 'required|string',
+            'data.values'         => 'sometimes|array',
+            'message.components'  => 'sometimes|array'
+        ];
     }
 
+    /**
+     * @param [type] $key
+     * @param [type] $default
+     * @return array
+     */
     #[Override]
     public function validated($key = null, $default = null): array
     {
diff --git a/app/Services/Discord/DiscordInteractionsService.php b/app/Services/Discord/DiscordInteractionsService.php
index d9389db..0ea3df1 100644
--- a/app/Services/Discord/DiscordInteractionsService.php
+++ b/app/Services/Discord/DiscordInteractionsService.php
@@ -8,6 +8,7 @@
 use App\Services\Discord\Commands\Contracts\CommandInterface;
 use App\Services\Discord\Utils\DiscordCallbackUtils;
 use Illuminate\Support\Arr;
+use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Str;
 use InvalidArgumentException;
 
@@ -21,6 +22,10 @@ class DiscordInteractionsService extends DiscordBaseService
      */
     public function handleInteractions(array $payload): array
     {
+        if ($payload['type'] !== InteractionType::Ping) {
+            $this->authenticateUser($payload);
+        }
+
         switch ($payload['type']) {
             case InteractionType::Ping:
                 return $this->makeResponse(
@@ -44,6 +49,17 @@ public function handleInteractions(array $payload): array
         }
     }
 
+    /**
+     * @param array $payload
+     * @return void
+     */
+    private function authenticateUser(array $payload): void
+    {
+        Auth::setUser(
+            resolve(DiscordAppService::class)->findOrCreateUser($payload)
+        );
+    }
+
     /**
      * @param string $command
      * @param array $payload