<?php

declare(strict_types=1);

use App\Models\{OauthToken, User};
use Livewire\Livewire;

function assignKekaHrAccess(User $user): void
{
    $protocol = App\Models\ConnectionProtocol::query()->where('name', 'url')->first();
    if (! $protocol) {
        $protocol = new App\Models\ConnectionProtocol();
        $protocol->name = 'url';
        $protocol->save();
    }

    $provider = App\Models\ConnectionProvider::query()->where('slug', 'keka-hr')->first();
    if (! $provider) {
        $provider = new App\Models\ConnectionProvider();
        $provider->name = 'Keka HR';
        $provider->slug = 'keka-hr';
        $provider->save();
    }

    $status = App\Models\ConnectionStatus::query()->where('name', 'connected')->first();
    if (! $status) {
        $status = new App\Models\ConnectionStatus();
        $status->name = 'connected';
        $status->save();
    }

    $app = App\Models\ConnectedApp::query()->create([
        'name' => 'Keka HR Portal',
        'slug' => 'keka-hr-portal',
        'connection_protocol_id' => $protocol->id,
        'connection_provider_id' => $provider->id,
        'connection_status_id' => $status->id,
        'settings' => [
            'keka' => [
                'keka_url' => 'https://sentientgeeks.keka.com',
                'callback_path' => 'signin-oidc',
                'provider' => 'Office365',
            ],
        ],
    ]);

    $role = App\Models\Role::findOrCreate('Keka User');
    $role->update(['priority' => 10]);
    $role->apps()->attach($app->id, ['duration' => now()->addYear()->toDateTimeString()]);

    $user->assignRole($role);
}

it('redirects unauthenticated users to login when connecting', function (): void {
    $this->get(route('keka.connect'))
        ->assertRedirect(route('login'));
});

it('returns 403 forbidden if user does not have permission for keka-hr app', function (): void {
    $user = User::factory()->create();

    $this->actingAs($user)
        ->get(route('keka.connect'))
        ->assertStatus(403);
});

it('redirects to Keka login page on connect when authorized', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    $response = $this->actingAs($user)
        ->get(route('keka.connect'));

    $response->assertRedirect('https://login.keka.com/Account/ExternalLogin?provider=Office365&companyId=sentientgeeks');
});

it('stores token and redirects to Keka callback on successful callback when authorized', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    // Create a microsoft token first to check if callback copies it
    OauthToken::create([
        'user_id' => $user->id,
        'provider' => 'microsoft',
        'access_token' => 'ms-access-token',
        'refresh_token' => 'ms-refresh-token',
        'token_type' => 'Bearer',
        'expires_at' => now()->addHour(),
    ]);

    $response = $this->actingAs($user)
        ->get(route('keka.callback', [
            'code' => 'keka-code-value',
            'state' => 'keka-state-value',
        ]));

    $response->assertRedirect('https://login.keka.com/signin-oidc?code=keka-code-value&state=keka-state-value');

    $this->assertDatabaseHas('oauth_tokens', [
        'user_id' => $user->id,
        'provider' => 'keka',
        'access_token' => 'ms-access-token',
        'refresh_token' => 'ms-refresh-token',
    ]);
});

it('stores placeholder token and redirects to Keka callback when no microsoft token exists', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    $response = $this->actingAs($user)
        ->get(route('keka.callback', [
            'code' => 'keka-code-value2',
            'state' => 'keka-state-value2',
        ]));

    $response->assertRedirect('https://login.keka.com/signin-oidc?code=keka-code-value2&state=keka-state-value2');

    $this->assertDatabaseHas('oauth_tokens', [
        'user_id' => $user->id,
        'provider' => 'keka',
        'access_token' => 'keka-code-value2',
    ]);
});

it('redirects to dashboard with error on callback if code is missing', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    $response = $this->actingAs($user)
        ->get(route('keka.callback', [
            'state' => 'keka-state-value',
        ]));

    $response->assertRedirect(route('dashboard.user'));
    $response->assertSessionHas('keka_error');
});

it('disconnects and removes the token when authorized', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    OauthToken::create([
        'user_id' => $user->id,
        'provider' => 'keka',
        'access_token' => 'fake-keka-token',
        'refresh_token' => 'fake-keka-refresh',
        'token_type' => 'Bearer',
        'expires_at' => now()->addHour(),
    ]);

    $response = $this->actingAs($user)
        ->delete(route('keka.disconnect'));

    $response->assertRedirect(route('dashboard.user'));
    $response->assertSessionHas('keka_success', 'Keka HR disconnected.');

    $this->assertDatabaseMissing('oauth_tokens', [
        'user_id' => $user->id,
        'provider' => 'keka',
    ]);
});

it('requires a valid kekaUrl when creating a Keka HR connected app', function (): void {
    $this->seed(Database\Seeders\ConnectionProtocolSeeder::class);
    $this->seed(Database\Seeders\ConnectionProviderSeeder::class);
    $this->seed(Database\Seeders\ConnectionStatusSeeder::class);

    $admin = User::factory()->create();
    $admin->assignRole(App\Models\Role::findOrCreate('Admin'));

    $protocol = App\Models\ConnectionProtocol::query()->where('name', 'url')->firstOrFail();
    $provider = App\Models\ConnectionProvider::query()->where('slug', 'keka-hr')->firstOrFail();
    $status = App\Models\ConnectionStatus::query()->where('name', 'connected')->firstOrFail();

    $this->actingAs($admin);

    // Test validation failure
    Livewire::test('pages::connected-apps.create')
        ->set('form.name', 'My Keka App')
        ->set('form.protocolId', $protocol->id)
        ->set('form.providerId', $provider->id)
        ->set('form.statusId', $status->id)
        ->set('form.kekaUrl', 'not-a-valid-url')
        ->call('save')
        ->assertHasErrors(['form.kekaUrl' => 'url']);

    // Test validation success
    Livewire::test('pages::connected-apps.create')
        ->set('form.name', 'My Keka App')
        ->set('form.protocolId', $protocol->id)
        ->set('form.providerId', $provider->id)
        ->set('form.statusId', $status->id)
        ->set('form.kekaUrl', 'https://sentientgeeks.keka.com')
        ->call('save')
        ->assertHasNoErrors();

    $this->assertDatabaseHas('connected_apps', [
        'name' => 'My Keka App',
        'connection_protocol_id' => $protocol->id,
        'connection_provider_id' => $provider->id,
    ]);

    $app = App\Models\ConnectedApp::query()->where('name', 'My Keka App')->firstOrFail();
    expect(data_get($app->settings, 'keka_url'))->toBe('https://sentientgeeks.keka.com');
    expect(data_get($app->settings, 'keka.provider'))->toBe('Office365');
});

it('successfully edits a Keka HR connected app', function (): void {
    $this->seed(Database\Seeders\ConnectionProtocolSeeder::class);
    $this->seed(Database\Seeders\ConnectionProviderSeeder::class);
    $this->seed(Database\Seeders\ConnectionStatusSeeder::class);

    $admin = User::factory()->create();
    $admin->assignRole(App\Models\Role::findOrCreate('Admin'));

    $protocol = App\Models\ConnectionProtocol::query()->where('name', 'url')->firstOrFail();
    $provider = App\Models\ConnectionProvider::query()->where('slug', 'keka-hr')->firstOrFail();
    $status = App\Models\ConnectionStatus::query()->where('name', 'connected')->firstOrFail();

    $app = App\Models\ConnectedApp::query()->create([
        'name' => 'My Keka App',
        'slug' => 'my-keka-app',
        'connection_protocol_id' => $protocol->id,
        'connection_provider_id' => $provider->id,
        'connection_status_id' => $status->id,
        'settings' => [
            'keka_url' => 'https://old.keka.com',
            'keka' => [
                'keka_url' => 'https://old.keka.com',
                'provider' => 'OpenIdConnect',
            ],
        ],
    ]);

    $this->actingAs($admin);

    Livewire::test('pages::connected-apps.edit', ['id' => $app->id])
        ->set('form.kekaUrl', 'https://new.keka.com')
        ->call('save')
        ->assertHasNoErrors();

    $app->refresh();
    expect(data_get($app->settings, 'keka_url'))->toBe('https://new.keka.com');
    expect(data_get($app->settings, 'keka.provider'))->toBe('Office365');
});

it('forwards POST callback response via an auto-submitting HTML form', function (): void {
    $user = User::factory()->create();
    assignKekaHrAccess($user);

    $response = $this->actingAs($user)
        ->post(route('keka.callback'), [
            'code' => 'post-code-value',
            'state' => 'post-state-value',
            'session_state' => 'session-state-value',
        ]);

    $response->assertStatus(200);
    $response->assertSee('action="https://login.keka.com/signin-oidc"', false);
    $response->assertSee('name="code" value="post-code-value"', false);
    $response->assertSee('name="state" value="post-state-value"', false);
    $response->assertSee('name="session_state" value="session-state-value"', false);
});