<?php

namespace Tests\Feature;

use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Laravel\Passport\Token;
use Tests\TestCase;

class ClientCrudTest extends TestCase
{
    use RefreshDatabase;

    private User $owner;

    protected function setUp(): void
    {
        parent::setUp();

        $this->owner = User::factory()->approved()->create();
    }

    public function test_owner_can_list_only_their_own_non_revoked_clients(): void
    {
        $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'My Client',
            'grant_type' => 'client_credentials',
        ])->assertCreated();

        $stranger = User::factory()->approved()->create();
        $this->actingAs($stranger)->postJson('/web-api/clients', [
            'name' => 'Someone Elses Client',
            'grant_type' => 'client_credentials',
        ])->assertCreated();

        $response = $this->actingAs($this->owner)->getJson('/web-api/clients');

        $response->assertOk();
        $names = collect($response->json())->pluck('name');
        $this->assertTrue($names->contains('My Client'));
        $this->assertFalse($names->contains('Someone Elses Client'));
    }

    public function test_creating_a_client_credentials_client_is_always_confidential(): void
    {
        $response = $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'CC Client',
            'grant_type' => 'client_credentials',
            'confidential' => false,
        ]);

        $response->assertCreated();
        $this->assertNotNull($response->json('plain_secret'));
        $this->assertDatabaseHas('audit_logs', ['action' => 'client.created']);
    }

    public function test_creating_a_public_authorization_code_client_has_no_secret(): void
    {
        $response = $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'Public SPA',
            'grant_type' => 'authorization_code',
            'redirect_uris' => ['https://example.test/callback'],
            'confidential' => false,
        ]);

        $response->assertCreated();
        $this->assertNull($response->json('plain_secret'));
    }

    public function test_authorization_code_requires_redirect_uris(): void
    {
        $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'No Redirect',
            'grant_type' => 'authorization_code',
        ])->assertUnprocessable()->assertJsonValidationErrors('redirect_uris');
    }

    public function test_invalid_grant_type_is_rejected(): void
    {
        $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'Bad Grant',
            'grant_type' => 'not-a-real-grant',
        ])->assertUnprocessable()->assertJsonValidationErrors('grant_type');
    }

    public function test_owner_can_update_name_and_redirect_uris(): void
    {
        $created = $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'Original Name',
            'grant_type' => 'authorization_code',
            'redirect_uris' => ['https://example.test/callback'],
        ])->json('client');

        $response = $this->actingAs($this->owner)->putJson("/web-api/clients/{$created['id']}", [
            'name' => 'Updated Name',
            'redirect_uris' => ['https://example.test/new-callback'],
        ]);

        $response->assertOk();
        $response->assertJsonPath('name', 'Updated Name');
        $response->assertJsonPath('redirect_uris.0', 'https://example.test/new-callback');
    }

    public function test_non_owner_cannot_update_or_revoke_another_users_client(): void
    {
        $created = $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'Owned Client',
            'grant_type' => 'client_credentials',
        ])->json('client');

        $stranger = User::factory()->approved()->create();

        $this->actingAs($stranger)
            ->putJson("/web-api/clients/{$created['id']}", ['name' => 'Hijacked'])
            ->assertNotFound();

        $this->actingAs($stranger)
            ->deleteJson("/web-api/clients/{$created['id']}")
            ->assertNotFound();
    }

    public function test_revoking_a_client_also_revokes_its_active_tokens(): void
    {
        $response = $this->actingAs($this->owner)->postJson('/web-api/clients', [
            'name' => 'To Revoke',
            'grant_type' => 'client_credentials',
        ]);
        $clientId = $response->json('client.id');

        $token = Token::create([
            'id' => \Illuminate\Support\Str::random(80),
            'user_id' => $this->owner->id,
            'client_id' => $clientId,
            'name' => null,
            'scopes' => ['users:read'],
            'revoked' => false,
            'created_at' => now(),
            'updated_at' => now(),
            'expires_at' => now()->addDays(15),
        ]);

        $this->actingAs($this->owner)
            ->deleteJson("/web-api/clients/{$clientId}")
            ->assertNoContent();

        $this->assertDatabaseHas('oauth_clients', ['id' => $clientId, 'revoked' => true]);
        $this->assertDatabaseHas('oauth_access_tokens', ['id' => $token->id, 'revoked' => true]);
        $this->assertDatabaseHas('audit_logs', ['action' => 'client.revoked', 'subject_id' => $clientId]);
    }
}