<?php

namespace Modules\ApprovalWorkflow\Models;

use App\Models\User;
use App\Traits\HasPublicIdentifier;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Modules\ApprovalWorkflow\Enums\ApprovalStepStatus;

class ApprovalStep extends Model
{
    use HasPublicIdentifier;

    protected $fillable = [
        'approval_chain_id',
        'approver_id',
        'order',
        'status',
        'notes',
        'acted_at',
    ];

    protected function casts(): array
    {
        return [
            'status' => ApprovalStepStatus::class,
            'acted_at' => 'datetime',
        ];
    }

    public function chain(): BelongsTo
    {
        return $this->belongsTo(ApprovalChain::class, 'approval_chain_id');
    }

    public function approver(): BelongsTo
    {
        return $this->belongsTo(User::class, 'approver_id');
    }

    public function isPending(): bool
    {
        return $this->status === ApprovalStepStatus::Pending;
    }
}