change file limitation logic

.env.example

@@ -37,6 +37,10 @@ BROADCAST_CONNECTION=log
 FILESYSTEM_DISK=local
 QUEUE_CONNECTION=database
 
+CHAT_ATTACHMENT_MAX_FILES=5
+CHAT_ATTACHMENT_MAX_FILE_SIZE_KB=2097152
+CHAT_LIVEWIRE_MAX_UPLOAD_TIME=60
+
 CACHE_STORE=database
 # CACHE_PREFIX=
 

app/Livewire/Chat/MessageComposer.php

@@ -9,6 +9,7 @@ use Illuminate\Contracts\View\View;
 use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Gate;
+use Illuminate\Support\Number;
 use Livewire\Attributes\Locked;
 use Livewire\Component;
 use Livewire\Features\SupportFileUploads\TemporaryUploadedFile;
@@ -41,16 +42,19 @@ class MessageComposer extends Component
     {
         $this->body = trim($this->body);
         $hasAttachments = $this->hasAttachments();
+        $maxAttachmentFiles = $this->maxAttachmentFiles();
+        $maxAttachmentFileSizeKilobytes = $this->maxAttachmentFileSizeKilobytes();
+        $maxAttachmentFileSizeLabel = $this->maxAttachmentFileSizeLabel();
 
         $validated = $this->validate([
             'body' => [$hasAttachments ? 'nullable' : 'required', 'string', 'max:4000'],
-            'attachments' => ['array', 'max:5'],
-            'attachments.*' => ['file', 'max:10240'],
+            'attachments' => ['array', 'max:'.$maxAttachmentFiles],
+            'attachments.*' => ['file', 'max:'.$maxAttachmentFileSizeKilobytes],
         ], [
             'body.required' => __('Write a message or attach a file before sending.'),
-            'attachments.max' => __('Attach up to :max files at a time.'),
+            'attachments.max' => __('Attach up to :max files at a time.', ['max' => $maxAttachmentFiles]),
             'attachments.*.file' => __('Each attachment must be a valid file.'),
-            'attachments.*.max' => __('Each attachment must be 10 MB or smaller.'),
+            'attachments.*.max' => __('Each attachment must be :size or smaller.', ['size' => $maxAttachmentFileSizeLabel]),
         ]);
 
         $conversation = $this->conversation();
@@ -172,6 +176,14 @@ class MessageComposer extends Component
         ];
     }
 
+    public function attachmentLimitSummary(): string
+    {
+        return __('Up to :count files, :size each', [
+            'count' => $this->maxAttachmentFiles(),
+            'size' => $this->maxAttachmentFileSizeLabel(),
+        ]);
+    }
+
     private function conversation(): Conversation
     {
         $conversation = Conversation::query()
@@ -190,6 +202,21 @@ class MessageComposer extends Component
             ->isNotEmpty();
     }
 
+    private function maxAttachmentFiles(): int
+    {
+        return (int) config('chat.attachments.max_files', 5);
+    }
+
+    private function maxAttachmentFileSizeKilobytes(): int
+    {
+        return (int) config('chat.attachments.max_file_size_kilobytes', 2 * 1024 * 1024);
+    }
+
+    private function maxAttachmentFileSizeLabel(): string
+    {
+        return Number::fileSize($this->maxAttachmentFileSizeKilobytes() * 1024);
+    }
+
     private function emojiForCode(string $code): ?string
     {
         $code = strtoupper($code);

app/Providers/AppServiceProvider.php

@@ -15,7 +15,7 @@ class AppServiceProvider extends ServiceProvider
      */
     public function register(): void
     {
-        //
+        $this->configureFileUploads();
     }
 
     /**
@@ -47,4 +47,14 @@ class AppServiceProvider extends ServiceProvider
             : null,
         );
     }
+
+    protected function configureFileUploads(): void
+    {
+        $maxFileSizeKilobytes = (int) config('chat.attachments.max_file_size_kilobytes');
+
+        config([
+            'livewire.temporary_file_upload.rules' => ['required', 'file', 'max:'.$maxFileSizeKilobytes],
+            'livewire.temporary_file_upload.max_upload_time' => (int) config('chat.attachments.livewire_max_upload_time'),
+        ]);
+    }
 }

config/chat.php

@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'attachments' => [
+        'max_files' => (int) env('CHAT_ATTACHMENT_MAX_FILES', 5),
+        'max_file_size_kilobytes' => (int) env('CHAT_ATTACHMENT_MAX_FILE_SIZE_KB', 2 * 1024 * 1024),
+        'livewire_max_upload_time' => (int) env('CHAT_LIVEWIRE_MAX_UPLOAD_TIME', 60),
+    ],
+];

public/.user.ini

@@ -0,0 +1,4 @@
+upload_max_filesize=2048M
+post_max_size=2050M
+max_input_time=3600
+max_execution_time=3600

resources/views/livewire/chat/message-composer.blade.php

@@ -21,7 +21,7 @@
         <div class="flex items-start justify-between gap-3">
             <div>
                 <div class="text-sm font-medium text-zinc-900 dark:text-zinc-100">{{ __('Attachments') }}</div>
-                <div class="mt-0.5 text-xs text-zinc-500 dark:text-zinc-400">{{ __('Up to 5 files, 10 MB each') }}</div>
+                <div class="mt-0.5 text-xs text-zinc-500 dark:text-zinc-400">{{ $this->attachmentLimitSummary() }}</div>
             </div>
 
             <flux:button

tests/Feature/ChatTest.php

@@ -180,6 +180,42 @@ test('participants can send file messages', function () {
     Storage::disk('local')->assertExists($message->attachmentPath());
 });
 
+test('chat file uploads are configured for two gigabyte attachments', function () {
+    expect(config('chat.attachments.max_file_size_kilobytes'))->toBe(2 * 1024 * 1024)
+        ->and(config('livewire.temporary_file_upload.rules'))->toContain('max:2097152')
+        ->and(config('livewire.temporary_file_upload.max_upload_time'))->toBe(60);
+});
+
+test('participants can send files larger than the previous ten megabyte limit', function () {
+    Storage::fake('local');
+
+    $user = User::factory()->create();
+    $conversation = Conversation::factory()
+        ->direct()
+        ->for($user, 'creator')
+        ->create();
+
+    ConversationParticipant::factory()->for($conversation)->for($user)->create();
+
+    $this->actingAs($user);
+
+    Livewire::test(MessageComposer::class, ['conversationId' => $conversation->id])
+        ->set('attachments', [
+            UploadedFile::fake()->create('large-export.zip', 13 * 1024, 'application/zip'),
+        ])
+        ->call('sendMessage')
+        ->assertHasNoErrors();
+
+    $message = Message::query()
+        ->where('conversation_id', $conversation->id)
+        ->where('user_id', $user->id)
+        ->where('type', Message::TypeFile)
+        ->first();
+
+    expect($message)->not->toBeNull();
+    expect($message->attachmentName())->toBe('large-export.zip');
+});
+
 test('file metadata is captured before temporary uploads are moved', function () {
     Storage::fake('local');