<?php

namespace Tests\Feature\Api\V1\Notifications;

use App\Models\User;
use App\Services\Notifications\NotificationSendService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use Laravel\Sanctum\Sanctum;
use Tests\TestCase;

class NotificationControllerTest extends TestCase
{
    use RefreshDatabase;

    public function test_index_requires_authentication(): void
    {
        $response = $this->getJson('/api/v1/notifications');

        $response->assertStatus(401);
    }

    public function test_index_returns_notifications(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Hello',
            'message' => 'World',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('user_notifications')->insert([
            'notification_id' => 1,
            'user_id' => 1,
            'is_read' => 0,
        ]);

        $response = $this->getJson('/api/v1/notifications');

        $response->assertOk();
        $response->assertJsonPath('ok', true);
        $response->assertJsonStructure(['ok', 'notifications', 'pagination']);
    }

    public function test_show_returns_notification(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Hello',
            'message' => 'World',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('user_notifications')->insert([
            'notification_id' => 1,
            'user_id' => 1,
            'is_read' => 0,
        ]);

        $response = $this->getJson('/api/v1/notifications/1');

        $response->assertOk();
        $response->assertJsonPath('ok', true);
        $response->assertJsonStructure(['ok', 'notification']);
    }

    public function test_store_creates_notification(): void
    {
        $this->seedRole('parent');

        DB::table('users')->insert([
            'id' => 2,
            'firstname' => 'Parent',
            'lastname' => 'User',
            'email' => 'parent@example.com',
            'status' => 'Active',
        ]);

        DB::table('user_roles')->insert([
            'user_id' => 2,
            'role_id' => 1,
        ]);

        $user = $this->createUser();
        Sanctum::actingAs($user);

        $response = $this->postJson('/api/v1/notifications', [
            'title' => 'Announcement',
            'message' => 'Hello parents',
            'target_group' => 'parent',
            'channels' => ['in_app'],
        ]);

        $response->assertStatus(201);
        $response->assertJsonPath('ok', true);
        $this->assertDatabaseHas('notifications', [
            'title' => 'Announcement',
        ]);
        $this->assertDatabaseHas('user_notifications', [
            'user_id' => 2,
        ]);
    }

    public function test_store_validates_payload(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        $response = $this->postJson('/api/v1/notifications', [
            'title' => '',
            'message' => '',
            'target_group' => '',
            'channels' => ['invalid'],
        ]);

        $response->assertStatus(422);
        $response->assertJsonStructure(['message', 'errors']);
    }

    public function test_store_handles_service_exception(): void
    {
        $this->mock(NotificationSendService::class, function ($mock) {
            $mock->shouldReceive('send')->andThrow(new \RuntimeException('boom'));
        });

        $user = $this->createUser();
        Sanctum::actingAs($user);

        $response = $this->postJson('/api/v1/notifications', [
            'title' => 'Announcement',
            'message' => 'Hello parents',
            'target_group' => 'parent',
            'channels' => ['in_app'],
        ]);

        $response->assertStatus(500);
        $response->assertJsonPath('ok', false);
    }

    public function test_mark_read_updates_user_notification(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Hello',
            'message' => 'World',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('user_notifications')->insert([
            'notification_id' => 1,
            'user_id' => 1,
            'is_read' => 0,
        ]);

        $response = $this->postJson('/api/v1/notifications/1/read');

        $response->assertOk();
        $this->assertDatabaseHas('user_notifications', [
            'notification_id' => 1,
            'user_id' => 1,
            'is_read' => 1,
        ]);
    }

    public function test_active_and_deleted_lists(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Active',
            'message' => 'Now',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'scheduled_at' => now()->subDay(),
            'expires_at' => now()->addDay(),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('notifications')->insert([
            'id' => 2,
            'title' => 'Deleted',
            'message' => 'Old',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'deleted_at' => now(),
            'created_at' => now()->subDays(2),
            'updated_at' => now()->subDays(2),
        ]);

        $active = $this->getJson('/api/v1/notifications/active');
        $active->assertOk();
        $active->assertJsonPath('ok', true);

        $deleted = $this->getJson('/api/v1/notifications/deleted');
        $deleted->assertOk();
        $deleted->assertJsonPath('ok', true);
    }

    public function test_update_and_delete_notification(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Old',
            'message' => 'Old',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        $update = $this->patchJson('/api/v1/notifications/1', [
            'title' => 'New',
        ]);
        $update->assertOk();
        $this->assertDatabaseHas('notifications', [
            'id' => 1,
            'title' => 'New',
        ]);

        $delete = $this->deleteJson('/api/v1/notifications/1');
        $delete->assertOk();
        $this->assertSoftDeleted('notifications', ['id' => 1]);
    }

    public function test_restore_notification(): void
    {
        $user = $this->createUser();
        Sanctum::actingAs($user);

        DB::table('notifications')->insert([
            'id' => 1,
            'title' => 'Old',
            'message' => 'Old',
            'target_group' => 'parent',
            'delivery_channels' => json_encode(['in_app']),
            'deleted_at' => now(),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        $response = $this->postJson('/api/v1/notifications/1/restore');

        $response->assertOk();
        $this->assertDatabaseHas('notifications', [
            'id' => 1,
            'deleted_at' => null,
        ]);
    }

    private function seedRole(string $name): void
    {
        DB::table('roles')->insert([
            'id' => 1,
            'name' => $name,
            'slug' => $name,
            'is_active' => 1,
        ]);
    }

    private function createUser(): User
    {
        DB::table('users')->insert([
            'id' => 1,
            'school_id' => 1,
            'firstname' => 'Admin',
            'lastname' => 'User',
            'cellphone' => '5555555555',
            'email' => 'admin@example.com',
            'address_street' => '123 Main',
            'city' => 'City',
            'state' => 'ST',
            'zip' => '12345',
            'accept_school_policy' => 1,
            'is_verified' => 1,
            'status' => 'Active',
            'is_suspended' => 0,
            'failed_attempts' => 0,
            'password' => bcrypt('secret'),
            'semester' => 'Fall',
            'school_year' => '2025-2026',
        ]);

        return User::query()->findOrFail(1);
    }
}