<?php

namespace Tests\Feature;

use App\Http\Middleware\EnsurePlatformSession;
use App\Models\Branch;
use App\Models\Host;
use App\Models\Member;
use App\Models\MessagingCredential;
use App\Models\NotificationUsage;
use App\Models\Organization;
use App\Models\User;
use App\Notifications\FrontdeskAlertNotification;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Crypt;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Notification;
use Tests\TestCase;

class FrontdeskNotificationBillingTest extends TestCase
{
    use RefreshDatabase;

    protected User $owner;

    protected Organization $organization;

    protected string $birdKey;

    protected function setUp(): void
    {
        parent::setUp();
        $this->withoutMiddleware(EnsurePlatformSession::class);

        config(['billing.api_url' => 'https://billing.test']);

        $this->owner = User::create([
            'public_id' => 'notify-owner-001',
            'name' => 'Owner',
            'email' => 'owner@example.com',
        ]);

        $this->organization = Organization::create([
            'owner_ref' => $this->owner->public_id,
            'name' => 'Notify Org',
            'slug' => 'notify-org',
            'settings' => [
                'onboarded' => true,
                'badge_expiry_hours' => 8,
                'notification_channels' => ['email'],
                'notification_events' => config('frontdesk.default_notification_events'),
            ],
        ]);

        Member::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'user_ref' => $this->owner->public_id,
            'role' => 'org_admin',
        ]);

        Branch::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'HQ',
            'is_active' => true,
        ]);

        $this->birdKey = 'lsk_live_'.str_repeat('a', 32);
        MessagingCredential::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'bird_api_key_encrypted' => Crypt::encryptString($this->birdKey),
            'bird_api_key_prefix' => substr($this->birdKey, 0, 16),
            'bird_from_email' => 'notify@example.test',
            'bird_from_name' => 'Notify Org',
            'bird_status' => MessagingCredential::STATUS_VALID,
            'bird_validated_at' => now(),
        ]);
    }

    public function test_host_email_notification_without_ladill_user_link(): void
    {
        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => true]),
            'billing.test/debit' => Http::response(['ok' => true]),
            '*/api/smtp/send' => Http::response(['success' => true]),
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Email Host',
            'email' => 'host-only@example.com',
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->post(route('frontdesk.visits.store'), [
                'full_name' => 'Walk-in',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ])
            ->assertRedirect();

        Http::assertSent(fn ($request) => str_contains($request->url(), '/api/smtp/send'));
        Http::assertNotSent(fn ($request) => str_contains($request->url(), '/debit'));

        $usage = NotificationUsage::where('organization_id', $this->organization->id)->first();
        $this->assertNotNull($usage);
        $this->assertSame(1, $usage->email_count);
        $this->assertSame(0, $usage->email_charged_minor);
    }

    public function test_customer_email_skips_wallet_debit_after_free_allowance(): void
    {
        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => true]),
            'billing.test/debit' => Http::response(['ok' => true]),
            '*/api/smtp/send' => Http::response(['success' => true]),
        ]);

        NotificationUsage::create([
            'organization_id' => $this->organization->id,
            'period' => now()->format('Y-m'),
            'email_count' => 100,
            'sms_count' => 0,
            'email_charged_minor' => 0,
            'sms_charged_minor' => 0,
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Paid Host',
            'email' => 'paid@example.com',
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->post(route('frontdesk.visits.store'), [
                'full_name' => 'Paid Walk-in',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ])
            ->assertRedirect();

        Http::assertNotSent(fn ($request) => str_contains($request->url(), '/debit'));

        $usage = NotificationUsage::where('organization_id', $this->organization->id)->first();
        $this->assertSame(101, $usage->email_count);
        $this->assertSame(0, $usage->email_charged_minor);
    }

    public function test_missing_bird_credentials_skips_host_email(): void
    {
        MessagingCredential::query()->where('organization_id', $this->organization->id)->delete();

        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => false]),
        ]);

        NotificationUsage::create([
            'organization_id' => $this->organization->id,
            'period' => now()->format('Y-m'),
            'email_count' => 100,
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Blocked Host',
            'email' => 'blocked@example.com',
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->post(route('frontdesk.visits.store'), [
                'full_name' => 'No Alert',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ])
            ->assertRedirect();

        Http::assertNotSent(fn ($request) => str_contains($request->url(), '/api/smtp/send'));
    }

    public function test_kiosk_returns_host_notified_flag(): void
    {
        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => true]),
            'billing.test/debit' => Http::response(['ok' => true]),
            '*/api/smtp/send' => Http::response(['success' => true]),
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Kiosk Host',
            'email' => 'kiosk-host@example.com',
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->postJson(route('frontdesk.kiosk.check-in'), [
                'full_name' => 'Kiosk Guest',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ])
            ->assertOk()
            ->assertJsonPath('visit.host_notified', true);
    }

    public function test_free_plan_blocks_second_branch(): void
    {
        $this->actingAs($this->owner)
            ->post(route('frontdesk.branches.store'), [
                'name' => 'Second Branch',
            ])
            ->assertRedirect()
            ->assertSessionHas('error');
    }

    public function test_settings_shows_plan_and_usage(): void
    {
        NotificationUsage::create([
            'organization_id' => $this->organization->id,
            'period' => now()->format('Y-m'),
            'email_count' => 12,
            'sms_count' => 3,
        ]);

        $this->actingAs($this->owner)
            ->get(route('frontdesk.settings'))
            ->assertOk()
            ->assertSee('Free')
            ->assertSee('12')
            ->assertSee('Upgrade to Pro');
    }

    public function test_pro_plan_emails_record_usage_without_wallet_debit(): void
    {
        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => true]),
            'billing.test/debit' => Http::response(['ok' => true]),
            '*/api/smtp/send' => Http::response(['success' => true]),
        ]);

        $this->organization->update([
            'settings' => array_merge($this->organization->settings ?? [], [
                'plan' => 'pro',
                'plan_expires_at' => now()->addMonth()->toIso8601String(),
            ]),
        ]);

        NotificationUsage::create([
            'organization_id' => $this->organization->id,
            'period' => now()->format('Y-m'),
            'email_count' => 10_000,
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Pro Host',
            'email' => 'pro@example.com',
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->post(route('frontdesk.visits.store'), [
                'full_name' => 'Pro Guest',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ])
            ->assertRedirect();

        Http::assertSent(fn ($request) => str_contains($request->url(), '/api/smtp/send'));
        Http::assertNotSent(fn ($request) => str_contains($request->url(), '/debit'));

        $usage = NotificationUsage::where('organization_id', $this->organization->id)->first();
        $this->assertSame(10_001, $usage->email_count);
        $this->assertSame(0, $usage->email_charged_minor);
    }

    public function test_linked_user_still_gets_in_app_notification(): void
    {
        Notification::fake();
        Http::fake([
            'billing.test/can-afford*' => Http::response(['affordable' => true]),
            'billing.test/debit' => Http::response(['ok' => true]),
            '*/api/smtp/send' => Http::response(['success' => true]),
        ]);

        $linkedUser = User::create([
            'public_id' => 'linked-host-user',
            'name' => 'Linked Host User',
            'email' => 'linked@example.com',
        ]);

        $host = Host::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Linked Host',
            'email' => 'linked-host@example.com',
            'user_ref' => $linkedUser->public_id,
            'is_available' => true,
        ]);

        $this->actingAs($this->owner)
            ->post(route('frontdesk.visits.store'), [
                'full_name' => 'Guest',
                'host_id' => $host->id,
                'visitor_type' => 'visitor',
                'policies_accepted' => '1',
            ]);

        Notification::assertSentTo($linkedUser, FrontdeskAlertNotification::class);
    }
}