<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Budget extends Model
{
    protected $primaryKey = 'budget_id';
    public $incrementing = false;
    protected $keyType = 'string';

    protected $fillable = [
        'budget_id',
        'max_budget',
        'budget_duration_sec',
    ];

    protected function casts(): array
    {
        return [
            'max_budget' => 'double',
            'budget_duration_sec' => 'integer',
            'created_at' => 'datetime',
            'updated_at' => 'datetime',
        ];
    }

    public function gatewayUsers()
    {
        return $this->hasMany(GatewayUser::class, 'budget_id', 'budget_id');
    }

    public function getMaxBudgetFormattedAttribute()
    {
        return '$' . number_format($this->max_budget, 2);
    }

    public function getDurationHumanAttribute()
    {
        if (!$this->budget_duration_sec) return 'No limit';
        
        $days = floor($this->budget_duration_sec / 86400);
        $hours = floor(($this->budget_duration_sec % 86400) / 3600);
        
        return "{$days}d {$hours}h";
    }
}