<?php

namespace Tests\Feature\Migrations;

use App\Domains\Core\Administrator\Resources\AdministratorResource;
use App\Domains\Core\Auth\Models\User;
use App\Domains\Core\Auth\Resources\UserResource;
use Illuminate\Database\QueryException;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;
use Tests\TestCase;

class AddEventIdToUsersTest extends TestCase
{
    public function test_event_assignment_preserves_existing_users_and_restricts_event_deletion(): void
    {
        Schema::create('events', function (Blueprint $table): void {
            $table->id();
        });
        Schema::create('users', function (Blueprint $table): void {
            $table->id();
            $table->string('tenant_codigo')->nullable();
            $table->softDeletes();
            $table->timestamps();
        });
        DB::table('users')->insert(['id' => 1, 'tenant_codigo' => 'legacy']);
        DB::table('events')->insert(['id' => 42]);

        $migration = require database_path('migrations/2026_10_01_000000_add_event_id_to_users_table.php');
        $migration->up();

        $legacy = User::query()->findOrFail(1);
        $this->assertNull($legacy->event_id);
        $this->assertNull($legacy->event);
        $this->assertSame('legacy', $legacy->tenant_codigo);

        $legacy->update(['event_id' => '42']);
        $user = $legacy->fresh();
        $this->assertSame(42, $user->event_id);
        $this->assertSame(42, $user->event->id);
        $this->assertSame(42, UserResource::make($user)->resolve(new Request)['event_id']);
        $this->assertSame(42, AdministratorResource::make($user)->resolve(new Request)['event_id']);

        try {
            DB::table('events')->where('id', 42)->delete();
            $this->fail('An assigned event must not be deleted.');
        } catch (QueryException $exception) {
            $this->assertStringContainsString('FOREIGN KEY', $exception->getMessage());
        }

        $migration->down();
        $this->assertFalse(Schema::hasColumn('users', 'event_id'));
        $this->assertSame('legacy', DB::table('users')->where('id', 1)->value('tenant_codigo'));
    }
}