<?php

namespace Tests\Feature;

use App\Models\User;
use App\Models\App;
use App\Models\Role;
use App\Models\UserAppOverride;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class SecurityAndAdminTest extends TestCase
{
    use RefreshDatabase;

    /**
     * Test admin role middleware restrictions.
     */
    public function test_admin_can_access_admin_dashboard_but_not_standard_users(): void
    {
        $admin = User::create([
            'name' => 'Admin User',
            'email' => 'admin@company.com',
            'role' => 'admin',
        ]);

        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
        ]);

        // Unauthenticated user is redirected to login
        $this->get('/admin/dashboard')
            ->assertRedirect(route('login'));

        // Admin can access admin dashboard
        $this->actingAs($admin)
            ->get('/admin/dashboard')
            ->assertStatus(200);

        // Standard user gets allowed standard user access to dashboard (our middleware handles this)
        $this->actingAs($user)
            ->get('/admin/dashboard')
            ->assertRedirect(route('dashboard'));
    }

    /**
     * Test blocked users are forced to logout and redirected.
     */
    public function test_blocked_user_cannot_access_dashboard_and_gets_logged_out(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
            'is_blocked' => true,
        ]);

        // Attempting to access dashboard logs them out and redirects
        $this->actingAs($user)
            ->get('/dashboard')
            ->assertRedirect(route('login'));

        $this->assertFalse(auth()->check());
    }

    /**
     * Test restricted services are hidden from specific users via deny overrides.
     */
    public function test_restricted_service_is_not_displayed_to_the_restricted_user(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
        ]);

        $app1 = App::create([
            'name' => 'Outlook',
            'url' => 'https://outlook.office.com',
            'color' => '#0078d4',
            'tag' => 'Microsoft 365'
        ]);

        $app2 = App::create([
            'name' => 'Keka HR',
            'url' => 'https://sentientgeeks.keka.com',
            'color' => '#f27059',
            'tag' => 'HR Portal'
        ]);

        // Create a role and associate both apps
        $role = Role::create(['name' => 'Employee']);
        $role->apps()->sync([$app1->id, $app2->id]);

        // Assign role to user
        $user->roles()->sync([$role->id]);

        // Restrict user from Keka HR using override
        UserAppOverride::create([
            'user_id' => $user->id,
            'app_id' => $app2->id,
            'type' => 'deny',
        ]);

        $response = $this->actingAs($user)
            ->get('/dashboard');

        $response->assertStatus(200);
        $response->assertSee('Outlook');
        $response->assertDontSee('Keka HR');
    }

    /**
     * Test additional services are displayed to specific users via allow overrides.
     */
    public function test_additional_service_is_displayed_to_the_user(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
        ]);

        $app1 = App::create([
            'name' => 'Outlook',
            'url' => 'https://outlook.office.com',
            'color' => '#0078d4',
            'tag' => 'Microsoft 365'
        ]);

        $app2 = App::create([
            'name' => 'Keka HR',
            'url' => 'https://sentientgeeks.keka.com',
            'color' => '#f27059',
            'tag' => 'HR Portal'
        ]);

        // Create a role that only has Outlook
        $role = Role::create(['name' => 'Intern']);
        $role->apps()->sync([$app1->id]);

        // Assign role to user
        $user->roles()->sync([$role->id]);

        // Add Keka HR as extra service using override
        UserAppOverride::create([
            'user_id' => $user->id,
            'app_id' => $app2->id,
            'type' => 'allow',
        ]);

        $response = $this->actingAs($user)
            ->get('/dashboard');

        $response->assertStatus(200);
        $response->assertSee('Outlook');
        $response->assertSee('Keka HR');
    }

    /**
     * Test admin user cannot authenticate via Microsoft OAuth callback.
     */
    public function test_admin_cannot_authenticate_via_microsoft_oauth_callback(): void
    {
        $admin = User::create([
            'name' => 'Admin User',
            'email' => 'admin@company.com',
            'role' => 'admin',
            'microsoft_id' => 'admin-microsoft-id-999'
        ]);

        $mockSocialite = \Mockery::mock('Laravel\Socialite\Contracts\Provider');
        $mockUser = \Mockery::mock('Laravel\Socialite\Two\User');

        $mockUser->shouldReceive('getId')->andReturn('admin-microsoft-id-999');
        $mockUser->shouldReceive('getEmail')->andReturn('admin@company.com');
        $mockUser->shouldReceive('getName')->andReturn('Admin User');
        $mockUser->shouldReceive('getAvatar')->andReturn(null);

        $mockSocialite->shouldReceive('user')->andReturn($mockUser);
        \Laravel\Socialite\Facades\Socialite::shouldReceive('driver')->with('microsoft')->andReturn($mockSocialite);

        $response = $this->get('/auth/microsoft/callback');

        $response->assertRedirect(route('admin.login'));
        $response->assertSessionHas('error', 'Security protocol: Administrators are restricted to email and password authentication only.');
        $this->assertFalse(auth()->check());
    }

    /**
     * Test local logout redirects to Microsoft global logout endpoint.
     */
    public function test_user_logout_redirects_to_microsoft_logout_page(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
        ]);

        $mockSocialite = \Mockery::mock('Laravel\Socialite\Contracts\Provider');
        $mockSocialite->shouldReceive('getLogoutUrl')
            ->with(route('login'))
            ->andReturn('https://login.microsoftonline.com/common/oauth2/v2.0/logout?post_logout_redirect_uri=' . urlencode(route('login')));
        
        \Laravel\Socialite\Facades\Socialite::shouldReceive('driver')->with('microsoft')->andReturn($mockSocialite);

        $response = $this->actingAs($user)
            ->get('/logout'); // supports GET for testing

        $response->assertRedirect('https://login.microsoftonline.com/common/oauth2/v2.0/logout?post_logout_redirect_uri=' . urlencode(route('login')));
        $this->assertFalse(auth()->check());
    }

    /**
     * Test Microsoft Front-channel logout callback terminates local session.
     */
    public function test_microsoft_front_channel_logout_clears_session(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
        ]);

        $this->actingAs($user);
        $this->assertTrue(auth()->check());

        $response = $this->get('/auth/microsoft/logout');

        $response->assertStatus(200);
        $response->assertSee('Logged out from SingleLogin');
        $this->assertFalse(auth()->check());
    }

    /**
     * Test that launching any service (like Keka) routes through Microsoft SSO flow
     * if the user is Microsoft-linked.
     */
    public function test_sso_launch_redirects_to_microsoft_for_all_services_if_user_is_microsoft_linked(): void
    {
        $user = User::create([
            'name' => 'Standard User',
            'email' => 'user@sentientgeeks.com',
            'role' => 'user',
            'microsoft_id' => 'user-microsoft-id-123',
        ]);

        $app = App::create([
            'name' => 'Keka HR',
            'url' => 'https://sentientgeeks.keka.com',
            'color' => '#f27059',
            'tag' => 'HR Portal'
        ]);

        // Assign role with the app to user
        $role = Role::create(['name' => 'Employee']);
        $role->apps()->sync([$app->id]);
        $user->roles()->sync([$role->id]);

        $mockSocialite = \Mockery::mock('Laravel\Socialite\Contracts\Provider');
        $mockSocialite->shouldReceive('redirectUrl')->with(route('sso.callback'))->andReturnSelf();
        $mockSocialite->shouldReceive('with')->with([
            'login_hint' => $user->email,
            'domain_hint' => 'organizations'
        ])->andReturnSelf();
        $mockSocialite->shouldReceive('redirect')
            ->andReturn(redirect('https://login.microsoftonline.com/common/oauth2/v2.0/authorize'));

        \Laravel\Socialite\Facades\Socialite::shouldReceive('driver')->with('microsoft')->andReturn($mockSocialite);

        $response = $this->actingAs($user)
            ->get(route('sso.launch', $app->id));

        $response->assertRedirect('https://login.microsoftonline.com/common/oauth2/v2.0/authorize');
    }
}