<?php

declare(strict_types=1);

namespace Core\Tenant\Concerns;

use Illuminate\Database\Eloquent\Relations\HasMany;

/**
 * Trust widget-related relationships for the User model.
 *
 * Requires the Trust module to be installed. All relationships are
 * guarded with class_exists() so the tenant package remains functional
 * even when the Trust module is absent.
 *
 * @mixin \Core\Tenant\Models\User
 */
trait HasTrustRelationships
{
    /**
     * Get all trust campaigns owned by this user.
     */
    public function trustCampaigns(): ?HasMany
    {
        $class = $this->resolveTrustModel('TrustCampaign');

        if (! $class) {
            return null;
        }

        return $this->hasMany($class);
    }

    /**
     * Get all trust notifications owned by this user.
     */
    public function trustNotifications(): ?HasMany
    {
        $class = $this->resolveTrustModel('TrustNotification');

        if (! $class) {
            return null;
        }

        return $this->hasMany($class);
    }

    /**
     * Resolve a Trust model class, checking common namespaces.
     */
    protected function resolveTrustModel(string $model): ?string
    {
        $candidates = [
            "Core\\Mod\\Trust\\Models\\{$model}",
            "App\\Models\\{$model}",
        ];

        foreach ($candidates as $candidate) {
            if (class_exists($candidate)) {
                return $candidate;
            }
        }

        return null;
    }
}