<?php

namespace Tests\Feature;

use App\Models\Sponsor;
use App\Models\User;
use App\Models\EmployerProfile;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Hash;
use Tests\TestCase;

class SponsorAuthApiTest extends TestCase
{
    use RefreshDatabase;

    /**
     * Test a pure Sponsor can register with simple info and a license file upload.
     */
    public function test_sponsor_can_register_with_license()
    {
        $licenseFile = UploadedFile::fake()->create('license.pdf', 500, 'application/pdf');
        $emiratesIdFile = UploadedFile::fake()->create('emirates_id.pdf', 500, 'application/pdf');

        $response = $this->postJson('/api/sponsors/register', [
            'full_name'         => 'Test Sponsor Organization',
            'mobile'            => '+971509990001',
            'password'          => 'securepassword',
            'license_file'      => $licenseFile,
            'emirates_id_file'  => $emiratesIdFile,
            'organization_name' => 'Charity Co',
            'email'             => 'test.sponsor@example.com',
            'nationality'       => 'Emirati',
            'city'              => 'Abu Dhabi',
            'address'           => 'Villa 45, Street 12',
            'country_code'      => '+971',
            'license_expiry'    => '2028-06-12',
        ]);

        $response->assertStatus(201)
            ->assertJsonStructure([
                'success',
                'message',
                'data' => [
                    'sponsor' => [
                        'id',
                        'full_name',
                        'mobile',
                        'organization_name',
                        'nationality',
                        'city',
                        'license_file',
                        'emirates_id_file',
                        'license_expiry',
                    ],
                    'token',
                ]
            ]);

        $this->assertDatabaseHas('sponsors', [
            'mobile' => '+971509990001',
            'full_name' => 'Test Sponsor Organization',
            'license_expiry' => '2028-06-12 00:00:00',
        ]);

        $sponsor = Sponsor::where('mobile', '+971509990001')->first();
        $this->assertNull($sponsor->emirates_id_file);
        $this->assertNull($sponsor->license_file);
    }

    /**
     * Test both Sponsor and Employer can log in using the unified login endpoint.
     */
    public function test_unified_login_returns_correct_role_and_data()
    {
        // 1. Create a pure Sponsor (no User record)
        $sponsorUser = Sponsor::create([
            'full_name'         => 'Sponsor User',
            'email'             => 'sponsor@example.com',
            'mobile'            => '+971509991111',
            'password'          => Hash::make('password123'),
            'license_file'      => 'uploads/licenses/fake.pdf',
            'status'            => 'active',
        ]);

        // 2. Create an Employer (has both User and Sponsor records, legacy setup)
        $employerUser = User::create([
            'name'      => 'Employer User',
            'email'     => 'employer@example.com',
            'password'  => Hash::make('password123'),
            'role'      => 'employer',
            'api_token' => 'old_token',
        ]);

        EmployerProfile::create([
            'user_id'             => $employerUser->id,
            'company_name'        => 'Employer Corp',
            'phone'               => '+971509992222',
            'country'             => 'United Arab Emirates',
            'verification_status' => 'approved',
        ]);

        Sponsor::create([
            'full_name' => 'Employer User',
            'email'     => 'employer@example.com',
            'mobile'    => '+971509992222',
            'password'  => $employerUser->password,
            'status'    => 'active',
        ]);

        // --- Test Sponsor Login via /api/employers/login ---
        $responseSponsor = $this->postJson('/api/employers/login', [
            'mobile'   => '+971509991111',
            'password' => 'password123',
        ]);

        $responseSponsor->assertStatus(200)
            ->assertJson([
                'success' => true,
                'role'    => 'sponsor',
            ])
            ->assertJsonStructure([
                'data' => [
                    'sponsor',
                    'token',
                ]
            ]);

        // --- Test Employer Login via /api/employers/login ---
        $responseEmployer = $this->postJson('/api/employers/login', [
            'mobile'   => '+971509992222',
            'password' => 'password123',
        ]);

        $responseEmployer->assertStatus(200)
            ->assertJson([
                'success' => true,
                'role'    => 'employer',
            ])
            ->assertJsonStructure([
                'data' => [
                    'employer' => [
                        'id',
                        'name',
                        'email',
                        'employer_profile',
                    ],
                    'token',
                ]
            ]);
    }

    /**
     * Test that pure sponsors can only access their limited routes.
     */
    public function test_sponsor_restricted_access()
    {
        $sponsor = Sponsor::create([
            'full_name' => 'Pure Sponsor',
            'email'     => 'pure_sponsor@example.com',
            'mobile'    => '+971509993333',
            'password'  => Hash::make('password123'),
            'api_token' => 'sponsor_token_abc',
            'status'    => 'active',
        ]);

        // Access dashboard successfully
        $responseDash = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_abc',
        ])->getJson('/api/sponsors/dashboard');

        $responseDash->assertStatus(200);

        // Try to access employer protected route (should get blocked as they don't have employer token/role)
        $responseEmployerRoute = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_abc',
        ])->getJson('/api/employers/profile');

        $responseEmployerRoute->assertStatus(401);
    }

    /**
     * Test that a sponsor can post a charity event.
     */
    public function test_sponsor_can_post_charity_event()
    {
        $sponsor = Sponsor::create([
            'full_name'         => 'Test Sponsor',
            'organization_name' => 'Save the Children',
            'email'             => 'tsponsor@example.com',
            'mobile'            => '+971509994444',
            'password'          => Hash::make('password123'),
            'api_token'         => 'sponsor_token_xyz',
            'status'            => 'active',
        ]);

        $response = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_xyz',
        ])->postJson('/api/sponsors/charity-events', [
            'title'            => 'Community Ramadan Iftar',
            'body'             => 'Join us for a free community Iftar gathering at the center.',
            'type'             => 'charity',
            'event_date'       => '2026-06-15',
            'start_time'       => '09:00 AM',
            'end_time'         => '04:00 PM',
            'provided_items'   => 'Free Iftar meals, Water, Dates',
            'location_details' => 'Al Quoz Community Center, Dubai',
            'location_pin'     => 'https://maps.app.goo.gl/xyz',
        ]);

        $response->assertStatus(201)
            ->assertJson([
                'success' => true,
                'message' => 'Charity event posted successfully.',
                'data' => [
                    'title' => 'Community Ramadan Iftar',
                    'body' => 'Join us for a free community Iftar gathering at the center.',
                    'type' => 'charity',
                    'posted_by' => 'Test Sponsor',
                    'organization' => 'Save the Children',
                    'charity_details' => [
                        'type' => 'Charity',
                        'provided_items' => 'Free Iftar meals, Water, Dates',
                        'event_date' => '2026-06-15',
                        'event_time' => '09:00 AM - 04:00 PM',
                        'location_details' => 'Al Quoz Community Center, Dubai',
                        'location_pin' => 'https://maps.app.goo.gl/xyz',
                        'content' => 'Join us for a free community Iftar gathering at the center.',
                    ]
                ]
            ])
            ->assertJsonStructure([
                'data' => [
                    'id',
                    'title',
                    'body',
                    'type',
                    'posted_by',
                    'organization',
                    'created_at',
                    'charity_details' => [
                        'type',
                        'provided_items',
                        'event_date',
                        'event_time',
                        'location_details',
                        'location_pin',
                        'content',
                    ]
                ]
            ]);

        $this->assertDatabaseHas('announcements', [
            'title'      => 'Community Ramadan Iftar',
            'sponsor_id' => $sponsor->id,
            'status'     => 'pending',
        ]);
    }

    /**
     * Test that a sponsor can list charity events showing both employer and sponsor events.
     */
    public function test_sponsor_can_list_charity_events()
    {
        $sponsor = Sponsor::create([
            'full_name'         => 'Test Sponsor',
            'organization_name' => 'Save the Children',
            'email'             => 'tsponsor@example.com',
            'mobile'            => '+971509994444',
            'password'          => Hash::make('password123'),
            'api_token'         => 'sponsor_token_xyz',
            'status'            => 'active',
        ]);

        // Post a sponsor announcement
        \App\Models\Announcement::create([
            'title'      => 'Sponsor Event',
            'body'       => 'Body of sponsor event',
            'type'       => 'charity',
            'sponsor_id' => $sponsor->id,
            'status'     => 'approved',
        ]);

        // Post an employer announcement
        $employer = User::create([
            'name'     => 'Employer User',
            'email'    => 'employer@example.com',
            'password' => Hash::make('password123'),
            'role'     => 'employer',
        ]);
        EmployerProfile::create([
            'user_id'      => $employer->id,
            'company_name' => 'Employer Co',
            'phone'        => '+971509995555',
            'country'      => 'United Arab Emirates',
        ]);
        \App\Models\Announcement::create([
            'title'       => 'Employer Event',
            'body'        => 'Body of employer event',
            'type'        => 'charity',
            'employer_id' => $employer->id,
            'status'      => 'approved',
        ]);

        $response = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_xyz',
        ])->getJson('/api/sponsors/charity-events');

        $response->assertStatus(200)
            ->assertJson([
                'success' => true,
            ]);

        $events = $response->json('data.events');
        $this->assertCount(2, $events);

        // Verify sponsor event details
        $this->assertEquals('Sponsor Event', $events[0]['title']);
        $this->assertEquals('Test Sponsor', $events[0]['posted_by']);
        $this->assertEquals('Save the Children', $events[0]['organization']);

        // Verify employer event details
        $this->assertEquals('Employer Event', $events[1]['title']);
        $this->assertEquals('Employer User', $events[1]['posted_by']);
        $this->assertEquals('Employer Co', $events[1]['organization']);
    }

    /**
     * Test that sponsor dashboard returns correct employer and worker counts.
     */
    public function test_sponsor_dashboard_returns_stats()
    {
        $sponsor = Sponsor::create([
            'full_name'         => 'Test Sponsor',
            'organization_name' => 'Save the Children',
            'email'             => 'tsponsor@example.com',
            'mobile'            => '+971509994444',
            'password'          => Hash::make('password123'),
            'api_token'         => 'sponsor_token_xyz',
            'status'            => 'active',
            'license_expiry'    => now()->addYear()->toDateString(),
        ]);

        // Create some employers (Users with role = employer)
        User::create([
            'name'                => 'Emp 1',
            'email'               => 'emp1@example.com',
            'password'            => Hash::make('password123'),
            'role'                => 'employer',
            'subscription_status' => 'active',
        ]);
        User::create([
            'name'                => 'Emp 2',
            'email'               => 'emp2@example.com',
            'password'            => Hash::make('password123'),
            'role'                => 'employer',
            'subscription_status' => 'none',
        ]);

        // Create some workers
        \App\Models\Worker::create([
            'name'         => 'Worker 1',
            'email'        => 'w1@example.com',
            'phone'        => '+971509998881',
            'password'     => Hash::make('password123'),
            'status'       => 'active',
            'language'     => 'en',
            'nationality'  => 'Indian',
            'city'         => 'Dubai',
            'age'          => 25,
            'salary'       => 1500,
            'experience'   => 'None',
            'religion'     => 'Christian',
            'bio'          => 'Test',
            'availability' => 'Immediate',
        ]);
        \App\Models\Worker::create([
            'name'         => 'Worker 2',
            'email'        => 'w2@example.com',
            'phone'        => '+971509998882',
            'password'     => Hash::make('password123'),
            'status'       => 'hidden',
            'language'     => 'en',
            'nationality'  => 'Indian',
            'city'         => 'Dubai',
            'age'          => 25,
            'salary'       => 1500,
            'experience'   => 'None',
            'religion'     => 'Christian',
            'bio'          => 'Test',
            'availability' => 'Immediate',
        ]);

        $response = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_xyz',
        ])->getJson('/api/sponsors/dashboard');

        $response->assertStatus(200)
            ->assertJson([
                'success' => true,
                'data' => [
                    'sponsor' => [
                        'license_expiry' => now()->addYear()->toDateString(),
                        'validity' => 'Valid',
                    ],
                    'employer_stats' => [
                        'total' => 2,
                        'active' => 1,
                    ],
                    'worker_stats' => [
                        'total' => 2,
                        'active' => 1,
                    ],
                ],
            ]);

        $profileResponse = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_xyz',
        ])->getJson('/api/sponsors/profile');

        $profileResponse->assertStatus(200)
            ->assertJson([
                'success' => true,
                'data' => [
                    'sponsor' => [
                        'license_expiry' => now()->addYear()->toDateString(),
                        'validity' => 'Valid',
                    ]
                ]
            ]);
    }

    /**
     * Test that sponsor can retrieve their own pending charity events.
     */
    public function test_sponsor_can_list_own_pending_charity_event()
    {
        $sponsor = Sponsor::create([
            'full_name'         => 'Test Sponsor',
            'organization_name' => 'Save the Children',
            'email'             => 'tsponsor@example.com',
            'mobile'            => '+971509994444',
            'password'          => Hash::make('password123'),
            'api_token'         => 'sponsor_token_xyz',
            'status'            => 'active',
        ]);

        // Post a sponsor announcement (pending)
        \App\Models\Announcement::create([
            'title'      => 'Sponsor Pending Event',
            'body'       => 'Body of sponsor event',
            'type'       => 'charity',
            'sponsor_id' => $sponsor->id,
            'status'     => 'pending',
        ]);

        // Post another sponsor announcement (approved)
        \App\Models\Announcement::create([
            'title'      => 'Sponsor Approved Event',
            'body'       => 'Body of sponsor event 2',
            'type'       => 'charity',
            'sponsor_id' => $sponsor->id,
            'status'     => 'approved',
        ]);

        // Post another sponsor announcement (pending but from different sponsor - should NOT be returned)
        $otherSponsor = Sponsor::create([
            'full_name'         => 'Other Sponsor',
            'organization_name' => 'Other Org',
            'email'             => 'other@example.com',
            'mobile'            => '+971509990000',
            'password'          => Hash::make('password123'),
            'status'            => 'active',
        ]);
        \App\Models\Announcement::create([
            'title'      => 'Other Sponsor Pending Event',
            'body'       => 'Body of other sponsor event',
            'type'       => 'charity',
            'sponsor_id' => $otherSponsor->id,
            'status'     => 'pending',
        ]);

        $response = $this->withHeaders([
            'Authorization' => 'Bearer sponsor_token_xyz',
        ])->getJson('/api/sponsors/charity-events');

        $response->assertStatus(200)
            ->assertJson([
                'success' => true,
            ]);

        $events = $response->json('data.events');
        $this->assertCount(2, $events);

        // Sort or check for titles
        $titles = collect($events)->pluck('title');
        $this->assertTrue($titles->contains('Sponsor Pending Event'));
        $this->assertTrue($titles->contains('Sponsor Approved Event'));
        $this->assertFalse($titles->contains('Other Sponsor Pending Event'));
    }

    /**
     * Test uploading Emirates ID front/back and license files separately.
     */
    public function test_sponsor_can_upload_separate_documents()
    {
        // 1. Register Sponsor without documents
        $response = $this->postJson('/api/sponsors/register', [
            'full_name'         => 'Test Sponsor Sep',
            'mobile'            => '+971509990901',
            'password'          => 'securepassword',
            'organization_name' => 'Charity Sep',
            'email'             => 'test.sponsor.sep@example.com',
            'nationality'       => 'Emirati',
            'city'              => 'Abu Dhabi',
            'address'           => 'Villa 45, Street 12',
            'country_code'      => '+971',
        ]);

        $response->assertStatus(201);

        $sponsor = Sponsor::where('email', 'test.sponsor.sep@example.com')->first();
        $this->assertNotNull($sponsor);
        $this->assertNull($sponsor->license_expiry);

        // 2. Upload Emirates ID Front
        $frontFile = UploadedFile::fake()->create('emirates_id_front.jpg', 500, 'image/jpeg');
        $responseFront = $this->postJson('/api/sponsors/register/emirates-front', [
            'email' => 'test.sponsor.sep@example.com',
            'emirates_id_front' => $frontFile,
        ]);

        $responseFront->assertStatus(200)
            ->assertJson([
                'success' => true,
                'message' => 'Emirates ID front uploaded and processed successfully.',
            ])
            ->assertJsonStructure([
                'ocr_extracted_data' => [
                    'emirates_id_number',
                    'name',
                    'nationality',
                    'date_of_birth',
                ]
            ]);

        // 3. Upload Emirates ID Back
        $backFile = UploadedFile::fake()->create('emirates_id_back.jpg', 500, 'image/jpeg');
        $responseBack = $this->postJson('/api/sponsors/register/emirates-back', [
            'email' => 'test.sponsor.sep@example.com',
            'emirates_id_back' => $backFile,
        ]);

        $responseBack->assertStatus(200)
            ->assertJson([
                'success' => true,
                'message' => 'Emirates ID back uploaded and processed successfully.',
            ])
            ->assertJsonStructure([
                'ocr_extracted_data' => [
                    'expiry_date',
                    'issue_date',
                ]
            ]);

        // 4. Upload License File
        $licenseFile = UploadedFile::fake()->create('license.pdf', 500, 'application/pdf');
        $responseLicense = $this->postJson('/api/sponsors/register/license', [
            'email' => 'test.sponsor.sep@example.com',
            'license_file' => $licenseFile,
        ]);

        $responseLicense->assertStatus(200)
            ->assertJson([
                'success' => true,
                'message' => 'License uploaded and processed successfully.',
            ])
            ->assertJsonStructure([
                'ocr_extracted_data' => [
                    'expiry_date',
                    'license_number',
                    'organization_name',
                ]
            ]);

        // Reload sponsor and verify license_expiry is set
        $sponsor->refresh();
        $this->assertEquals('2028-06-12 00:00:00', $sponsor->license_expiry->toDateTimeString());
    }
}