<?php

declare(strict_types=1);

namespace Modules\Helpdesk\Database\factories;

use App\Models\User;
use Illuminate\Database\Eloquent\Factories\Factory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\Str;
use Modules\Company\Models\Company;
use Modules\Helpdesk\Models\Ticket;

/**
 * @extends Factory<Ticket>
 */
final class TicketFactory extends Factory
{
    private const FACTORY_BODY = 'Factory helpdesk ticket body';

    /**
     * The model name for the factory.
     *
     * @var class-string<Ticket>
     */
    protected $model = Ticket::class;

    /**
     * Define the model's default state.
     *
     * @return array<string, mixed>
     */
    public function definition(): array
    {
        $company = Company::query()->create([
            'name' => 'Helpdesk Factory Company ' . Str::random(8),
            'slug' => 'helpdesk-factory-company-' . Str::lower(Str::random(8)),
            'status' => 'active',
            'timezone' => 'Europe/London',
            'billing_email' => 'helpdesk-factory-' . Str::lower(Str::random(8)) . '@example.test',
            'is_system_company' => false,
        ]);
        $user = User::factory()->create([
            'company_id' => $company->getKey(),
        ]);

        return $this->ticketPayload($company, $user);
    }

    /**
     * Build a ticket payload using only columns that exist in the current schema.
     *
     * @return array<string, mixed>
     */
    private function ticketPayload(Company $company, User $user): array
    {
        $ticket = new Ticket;
        $table = $ticket->getTable();

        $data = [];

        $put = static function (string $column, mixed $value) use (&$data, $table): void {
            if (Schema::hasColumn($table, $column)) {
                $data[$column] = $value;
            }
        };

        $put('company_id', $company->getKey());
        $put('user_id', $user->getKey());
        $put('owner_id', $user->getKey());
        $put('created_by_id', $user->getKey());
        $put('assigned_to_id', $user->getKey());
        $put('agent_id', $user->getKey());

        $put('reference', 'HD-' . now()->format('Y') . '-' . str_pad((string) $this->faker->unique()->numberBetween(1, 9999), 4, '0', STR_PAD_LEFT));
        $put('subject', 'Factory helpdesk ticket');
        $put('title', 'Factory helpdesk ticket');
        $put('body', self::FACTORY_BODY);
        $put('details', self::FACTORY_BODY);
        $put('description', self::FACTORY_BODY);
        $put('search_text', 'factory helpdesk ticket body');
        $put('last_activity_at', now());

        $statusId = $this->lookupId(
            'Modules\\Helpdesk\\Models\\TicketStatus',
            ['name' => 'Open'],
            ['slug' => 'open', 'color' => 'blue', 'is_closed' => false, 'sort_order' => 10],
        );

        $priorityId = $this->lookupId(
            'Modules\\Helpdesk\\Models\\TicketPriority',
            ['name' => 'Normal'],
            ['slug' => 'normal', 'color' => 'blue', 'sort_order' => 20],
        );

        $categoryId = $this->lookupId(
            'Modules\\Helpdesk\\Models\\TicketCategory',
            ['name' => 'General'],
            ['slug' => 'general', 'color' => 'blue', 'sort_order' => 10],
        );

        $teamId = $this->lookupId(
            'Modules\\Helpdesk\\Models\\HelpdeskTeam',
            ['name' => 'Support'],
            ['slug' => 'support', 'color' => 'blue', 'sort_order' => 10],
        );

        $projectId = $this->lookupId(
            'Modules\\Helpdesk\\Models\\HelpdeskProject',
            ['name' => 'General'],
            ['slug' => 'general', 'color' => 'blue', 'sort_order' => 10],
        );

        $put('status_id', $statusId);
        $put('ticket_status_id', $statusId);
        $put('priority_id', $priorityId);
        $put('ticket_priority_id', $priorityId);
        $put('category_id', $categoryId);
        $put('ticket_category_id', $categoryId);
        $put('team_id', $teamId);
        $put('helpdesk_team_id', $teamId);
        $put('project_id', $projectId);
        $put('helpdesk_project_id', $projectId);

        $unid = strtoupper(str_replace('-', '', (string) Str::uuid()));
        $put('guid', (string) Str::uuid());
        $put('uuid', (string) Str::uuid());
        $put('unid', $unid);
        $put('root_unid', $unid);
        $put('sync_sequence', 1);
        $put('source_system', 'phpunit');

        return array_filter($data, static fn (mixed $value): bool => $value !== null);
    }

    /**
     * Resolve or create a lookup row when the model exists.
     */
    private function lookupId(string $class, array $identity, array $attributes): ?int
    {
        if (! class_exists($class)) {
            return null;
        }

        /** @var class-string<Model> $class */
        $model = new $class;

        if (! Schema::hasTable($model->getTable())) {
            return null;
        }

        $payload = array_merge($identity, $attributes);

        foreach (['slug', 'color', 'sort_order', 'is_closed'] as $column) {
            if (array_key_exists($column, $payload) && ! Schema::hasColumn($model->getTable(), $column)) {
                unset($payload[$column]);
            }
        }

        $row = $class::query()->firstOrCreate($identity, $payload);

        return (int) $row->getKey();
    }
}