<?php

namespace Tests\Feature;

use App\Enums\PhotoLiveStatus;
use App\Models\Event;
use App\Models\EventJoinTokenEvent;
use App\Models\EventPackage;
use App\Models\GuestPolicySetting;
use App\Models\MediaStorageTarget;
use App\Models\Package;
use App\Models\Photo;
use App\Services\EventJoinTokenService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Storage;
use Mockery;
use Tests\TestCase;

class GuestJoinTokenFlowTest extends TestCase
{
    use RefreshDatabase;

    private EventJoinTokenService $tokenService;

    protected function setUp(): void
    {
        parent::setUp();
        $this->tokenService = app(EventJoinTokenService::class);
    }

    protected function tearDown(): void
    {
        Mockery::close();
        parent::tearDown();
    }

    private function createPublishedEvent(): Event
    {
        return Event::factory()->create([
            'status' => 'published',
        ]);
    }

    private function seedGuestUploadPrerequisites(Event $event): void
    {
        $package = Package::factory()->endcustomer()->create([
            'max_photos' => 100,
        ]);
        EventPackage::create([
            'event_id' => $event->id,
            'package_id' => $package->id,
            'purchased_price' => $package->price,
            'purchased_at' => now(),
            'used_photos' => 0,
            'used_guests' => 0,
        ]);
        MediaStorageTarget::create([
            'key' => 'public',
            'name' => 'Public',
            'driver' => 'local',
            'is_hot' => true,
            'is_default' => true,
            'is_active' => true,
        ]);

        Mockery::mock('alias:App\Support\ImageHelper')
            ->shouldReceive('makeThumbnailOnDisk')
            ->andReturn("events/{$event->id}/photos/thumbs/generated_thumb.jpg")
            ->shouldReceive('copyWithWatermark')
            ->andReturnNull();
    }

    public function test_guest_can_access_stats_using_join_token(): void
    {
        $event = $this->createPublishedEvent();

        Photo::factory()->count(3)->create([
            'event_id' => $event->id,
            'guest_name' => 'device-stats',
        ]);

        $token = $this->tokenService->createToken($event);

        $response = $this->getJson("/api/v1/events/{$token->token}/stats");

        $response->assertOk()
            ->assertJsonStructure([
                'online_guests',
                'tasks_solved',
                'latest_photo_at',
            ]);
    }

    public function test_guest_can_upload_photo_with_join_token(): void
    {
        Storage::fake('public');

        $event = $this->createPublishedEvent();
        $this->seedGuestUploadPrerequisites($event);
        $token = $this->tokenService->createToken($event);

        $file = UploadedFile::fake()->image('example.jpg', 1200, 800);

        $response = $this->withHeader('X-Device-Id', 'token-device')
            ->postJson("/api/v1/events/{$token->token}/upload", [
                'photo' => $file,
                'live_show_opt_in' => true,
            ]);

        $response->assertCreated()
            ->assertJsonStructure(['id', 'status', 'message']);

        $this->assertDatabaseCount('photos', 1);

        $saved = Photo::first();
        $this->assertNotNull($saved);
        $this->assertEquals($event->id, $saved->event_id);
        $this->assertSame(PhotoLiveStatus::PENDING, $saved->live_status);
        $this->assertNotNull($saved->live_submitted_at);

        $storedPath = $saved->file_path
            ? ltrim(str_replace('/storage/', '', $saved->file_path), '/')
            : null;

        if ($storedPath) {
            $this->assertTrue(
                Storage::disk('public')->exists($storedPath),
                sprintf('Uploaded file [%s] was not stored on the public disk.', $storedPath)
            );
        }
    }

    public function test_force_review_uploader_overrides_immediate_visibility(): void
    {
        Storage::fake('public');

        $event = $this->createPublishedEvent();
        $event->update([
            'settings' => [
                'guest_upload_visibility' => 'immediate',
                'control_room' => [
                    'auto_add_approved_to_live' => true,
                    'force_review_uploaders' => [
                        [
                            'device_id' => 'blocked-device',
                            'label' => 'Blocked',
                        ],
                    ],
                ],
            ],
        ]);
        $this->seedGuestUploadPrerequisites($event);
        $token = $this->tokenService->createToken($event);

        $file = UploadedFile::fake()->image('example.jpg', 1200, 800);

        $response = $this->withHeader('X-Device-Id', 'blocked-device')
            ->postJson("/api/v1/events/{$token->token}/upload", [
                'photo' => $file,
                'live_show_opt_in' => true,
            ]);

        $response->assertCreated()
            ->assertJsonPath('status', 'pending');

        $photo = Photo::first();
        $this->assertNotNull($photo);
        $this->assertSame('pending', $photo->status);
        $this->assertSame(PhotoLiveStatus::REJECTED, $photo->live_status);
        $this->assertSame('blocked-device', $photo->created_by_device_id);
    }

    public function test_trusted_uploader_auto_approves_and_adds_to_live_show(): void
    {
        Storage::fake('public');

        $event = $this->createPublishedEvent();
        $event->update([
            'settings' => [
                'guest_upload_visibility' => 'review',
                'control_room' => [
                    'auto_add_approved_to_live' => true,
                    'trusted_uploaders' => [
                        [
                            'device_id' => 'trusted-device',
                            'label' => 'VIP',
                        ],
                    ],
                ],
            ],
        ]);
        $this->seedGuestUploadPrerequisites($event);
        $token = $this->tokenService->createToken($event);

        $file = UploadedFile::fake()->image('example.jpg', 1200, 800);

        $response = $this->withHeader('X-Device-Id', 'trusted-device')
            ->postJson("/api/v1/events/{$token->token}/upload", [
                'photo' => $file,
            ]);

        $response->assertCreated()
            ->assertJsonPath('status', 'approved');

        $photo = Photo::first();
        $this->assertNotNull($photo);
        $this->assertSame('approved', $photo->status);
        $this->assertSame(PhotoLiveStatus::APPROVED, $photo->live_status);
        $this->assertNotNull($photo->live_submitted_at);
        $this->assertNotNull($photo->live_approved_at);
    }

    public function test_guest_event_response_includes_demo_read_only_flag(): void
    {
        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event, [
            'metadata' => ['demo_read_only' => true],
        ]);

        $response = $this->getJson("/api/v1/events/{$token->token}");

        $response->assertOk()
            ->assertJsonPath('demo_read_only', true);
    }

    public function test_guest_limit_counts_unique_devices(): void
    {
        $event = $this->createPublishedEvent();
        $package = Package::factory()->endcustomer()->create([
            'max_guests' => 2,
        ]);

        $eventPackage = EventPackage::create([
            'event_id' => $event->id,
            'package_id' => $package->id,
            'purchased_price' => $package->price,
            'purchased_at' => now(),
            'used_photos' => 0,
            'used_guests' => 0,
            'gallery_expires_at' => now()->addDays(7),
        ]);

        $token = $this->tokenService->createToken($event);

        $this->withHeader('X-Device-Id', 'device-guest')
            ->getJson("/api/v1/events/{$token->token}")
            ->assertOk();

        $this->assertSame(1, $eventPackage->refresh()->used_guests);

        $this->withHeader('X-Device-Id', 'device-guest')
            ->getJson("/api/v1/events/{$token->token}")
            ->assertOk();

        $this->assertSame(1, $eventPackage->refresh()->used_guests);

        $this->withHeader('X-Device-Id', 'device-guest-2')
            ->getJson("/api/v1/events/{$token->token}")
            ->assertOk();

        $this->assertSame(2, $eventPackage->refresh()->used_guests);
    }

    public function test_guest_event_response_includes_live_show_settings(): void
    {
        $event = $this->createPublishedEvent();
        $event->update([
            'settings' => [
                'live_show' => [
                    'moderation_mode' => 'manual',
                ],
            ],
        ]);
        $token = $this->tokenService->createToken($event);

        $response = $this->getJson("/api/v1/events/{$token->token}");

        $response->assertOk()
            ->assertJsonPath('live_show.moderation_mode', 'manual');
    }

    public function test_guest_join_blocks_new_devices_after_grace_limit(): void
    {
        $event = $this->createPublishedEvent();
        $package = Package::factory()->endcustomer()->create([
            'max_guests' => 1,
        ]);

        EventPackage::create([
            'event_id' => $event->id,
            'package_id' => $package->id,
            'purchased_price' => $package->price,
            'purchased_at' => now(),
            'used_photos' => 0,
            'used_guests' => 11,
            'gallery_expires_at' => now()->addDays(7),
        ]);

        $token = $this->tokenService->createToken($event);

        $this->withHeader('X-Device-Id', 'new-device')
            ->getJson("/api/v1/events/{$token->token}")
            ->assertStatus(402)
            ->assertJsonPath('error.code', 'guest_limit_exceeded');

        EventJoinTokenEvent::create([
            'event_join_token_id' => $token->id,
            'event_id' => $event->id,
            'tenant_id' => $event->tenant_id,
            'event_type' => 'access_granted',
            'device_id' => 'known-device',
            'occurred_at' => now(),
        ]);

        $this->withHeader('X-Device-Id', 'known-device')
            ->getJson("/api/v1/events/{$token->token}")
            ->assertOk();
    }

    public function test_guest_cannot_upload_photo_with_demo_token(): void
    {
        Storage::fake('public');

        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event, [
            'metadata' => ['demo_read_only' => true],
        ]);

        $file = UploadedFile::fake()->image('example.jpg', 1200, 800);

        $response = $this->withHeader('X-Device-Id', 'token-device')
            ->postJson("/api/v1/events/{$token->token}/upload", [
                'photo' => $file,
            ]);

        $response->assertStatus(403)
            ->assertJsonPath('error.code', 'demo_read_only');

        $this->assertDatabaseCount('photos', 0);
    }

    public function test_guest_can_like_photo_after_joining_with_token(): void
    {
        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event);

        $photo = Photo::factory()->create([
            'event_id' => $event->id,
            'likes_count' => 0,
        ]);

        $this->getJson("/api/v1/events/{$token->token}");

        $response = $this->withHeader('X-Device-Id', 'device-like')
            ->postJson("/api/v1/photos/{$photo->id}/like");

        $response->assertOk()
            ->assertJson([
                'liked' => true,
            ]);

        $this->assertDatabaseHas('photo_likes', [
            'photo_id' => $photo->id,
            'guest_name' => 'device-like',
        ]);

        $this->assertEquals(1, $photo->fresh()->likes_count);
    }

    public function test_guest_cannot_access_event_with_expired_token(): void
    {
        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event, [
            'expires_at' => now()->subDay(),
        ]);

        $response = $this->getJson("/api/v1/events/{$token->token}");

        $response->assertStatus(410)
            ->assertJsonPath('error.code', 'token_expired');
    }

    public function test_slug_access_is_rejected(): void
    {
        $event = $this->createPublishedEvent();

        $response = $this->getJson("/api/v1/events/{$event->slug}");

        $response->assertStatus(404)
            ->assertJsonPath('error.code', 'invalid_token');
    }

    public function test_gallery_defaults_use_guest_policy_settings(): void
    {
        GuestPolicySetting::flushCache();
        GuestPolicySetting::query()->create([
            'id' => 1,
            'guest_downloads_enabled' => false,
            'guest_sharing_enabled' => false,
        ]);

        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event);

        $response = $this->getJson("/api/v1/gallery/{$token->token}");

        $response->assertOk()
            ->assertJsonPath('event.guest_downloads_enabled', false)
            ->assertJsonPath('event.guest_sharing_enabled', false);
    }

    public function test_guest_cannot_access_event_with_revoked_token(): void
    {
        $event = $this->createPublishedEvent();
        $token = $this->tokenService->createToken($event);
        $this->tokenService->revoke($token, 'revoked for test');

        $response = $this->getJson("/api/v1/events/{$token->token}");

        $response->assertStatus(410)
            ->assertJsonPath('error.code', 'token_revoked');
    }
}