fix(domains): allow clearing resource domains without TypeError (#11083)

bootstrap/helpers/shared.php

@@ -3803,8 +3803,17 @@ function loggy($message = null, array $context = [])
 
     return app('log')->debug($message, $context);
 }
-function sslipDomainWarning(string $domains)
+/**
+ * Warn when any domain uses HTTPS with an sslip hostname.
+ *
+ * Empty/null domain lists are valid (domains removed) and produce no warning.
+ */
+function sslipDomainWarning(?string $domains): bool
 {
+    if (blank($domains)) {
+        return false;
+    }
+
     $domains = str($domains)->trim()->explode(',');
     $showSslipHttpsWarning = false;
     $domains->each(function ($domain) use (&$showSslipHttpsWarning) {

tests/Feature/ApplicationClearDomainsTest.php

@@ -0,0 +1,104 @@
+<?php
+
+use App\Livewire\Project\Application\General;
+use App\Models\Application;
+use App\Models\Environment;
+use App\Models\InstanceSettings;
+use App\Models\PrivateKey;
+use App\Models\Project;
+use App\Models\Server;
+use App\Models\StandaloneDocker;
+use App\Models\Team;
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Livewire\Livewire;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function () {
+    $this->team = Team::factory()->create();
+    $this->user = User::factory()->create();
+    $this->team->members()->attach($this->user->id, ['role' => 'owner']);
+
+    $this->actingAs($this->user);
+    session(['currentTeam' => $this->team]);
+    InstanceSettings::unguarded(function () {
+        InstanceSettings::updateOrCreate(['id' => 0], []);
+    });
+
+    $this->project = Project::factory()->create(['team_id' => $this->team->id]);
+    $this->environment = Environment::factory()->create(['project_id' => $this->project->id]);
+    $this->privateKey = PrivateKey::create([
+        'name' => 'Test Key',
+        'private_key' => '-----BEGIN OPENSSH PRIVATE KEY-----
+b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
+QyNTUxOQAAACBbhpqHhqv6aI67Mj9abM3DVbmcfYhZAhC7ca4d9UCevAAAAJi/QySHv0Mk
+hwAAAAtzc2gtZWQyNTUxOQAAACBbhpqHhqv6aI67Mj9abM3DVbmcfYhZAhC7ca4d9UCevA
+AAAECBQw4jg1WRT2IGHMncCiZhURCts2s24HoDS0thHnnRKVuGmoeGq/pojrsyP1pszcNV
+uZx9iFkCELtxrh31QJ68AAAAEXNhaWxANzZmZjY2ZDJlMmRkAQIDBA==
+-----END OPENSSH PRIVATE KEY-----',
+        'team_id' => $this->team->id,
+    ]);
+    $this->server = Server::factory()->create([
+        'team_id' => $this->team->id,
+        'private_key_id' => $this->privateKey->id,
+    ]);
+    $this->destination = StandaloneDocker::where('server_id', $this->server->id)->first()
+        ?? StandaloneDocker::factory()->create(['server_id' => $this->server->id, 'network' => 'coolify-test']);
+});
+
+/**
+ * Regression for #11079: removing all domains must save without TypeError from
+ * sslipDomainWarning(null) after normalizeApplicationDomains returns null.
+ */
+test('can clear application domains and save successfully', function () {
+    $application = Application::factory()->create([
+        'environment_id' => $this->environment->id,
+        'destination_id' => $this->destination->id,
+        'destination_type' => StandaloneDocker::class,
+        'build_pack' => 'nixpacks',
+        'fqdn' => 'https://example.com',
+        'static_image' => 'nginx:alpine',
+        'base_directory' => '/',
+        'ports_exposes' => '3000',
+        'is_http_basic_auth_enabled' => false,
+        'redirect' => 'no',
+    ]);
+
+    Livewire::test(General::class, ['application' => $application])
+        ->assertSuccessful()
+        ->set('fqdn', null)
+        ->call('submit')
+        ->assertHasNoErrors()
+        ->assertNotDispatched('error')
+        ->assertDispatched('success');
+
+    $application->refresh();
+    expect($application->fqdn)->toBeNull();
+});
+
+test('can clear application domains via empty string and save successfully', function () {
+    $application = Application::factory()->create([
+        'environment_id' => $this->environment->id,
+        'destination_id' => $this->destination->id,
+        'destination_type' => StandaloneDocker::class,
+        'build_pack' => 'nixpacks',
+        'fqdn' => 'https://app.example.com,https://www.example.com',
+        'static_image' => 'nginx:alpine',
+        'base_directory' => '/',
+        'ports_exposes' => '3000',
+        'is_http_basic_auth_enabled' => false,
+        'redirect' => 'no',
+    ]);
+
+    Livewire::test(General::class, ['application' => $application])
+        ->assertSuccessful()
+        ->set('fqdn', '')
+        ->call('submit')
+        ->assertHasNoErrors()
+        ->assertNotDispatched('error')
+        ->assertDispatched('success');
+
+    $application->refresh();
+    expect($application->fqdn)->toBeNull();
+});

tests/Unit/SslipDomainWarningTest.php

@@ -0,0 +1,28 @@
+<?php
+
+/**
+ * Regression for #11079 / #11030: clearing domains normalizes to null, then
+ * sslipDomainWarning must accept null without a TypeError.
+ */
+it('returns false when domains are null', function () {
+    expect(sslipDomainWarning(null))->toBeFalse();
+});
+
+it('returns false when domains are empty or whitespace', function () {
+    expect(sslipDomainWarning(''))->toBeFalse();
+    expect(sslipDomainWarning('   '))->toBeFalse();
+});
+
+it('returns false for non-sslip https domains', function () {
+    expect(sslipDomainWarning('https://example.com'))->toBeFalse();
+    expect(sslipDomainWarning('http://app.example.com,https://www.example.com'))->toBeFalse();
+});
+
+it('returns false for http sslip domains without https', function () {
+    expect(sslipDomainWarning('http://app.127.0.0.1.sslip.io'))->toBeFalse();
+});
+
+it('returns true when any domain uses https with sslip', function () {
+    expect(sslipDomainWarning('https://app.127.0.0.1.sslip.io'))->toBeTrue();
+    expect(sslipDomainWarning('https://example.com,https://app.127.0.0.1.sslip.io'))->toBeTrue();
+});