<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;

class Task extends Model
{
    use HasFactory;

    protected $fillable = [
        'title',
        'priority',
        'done',
        'snooze_until',
        'done_at',
    ];

    protected $casts = [
        'done'         => 'boolean',
        'snooze_until' => 'datetime',
        'done_at'      => 'datetime',
    ];

    /** Tareas "activas": no hechas y no snoozed. */
    public function scopeActive(Builder $q): Builder
    {
        return $q->where('done', false)
                 ->where(function ($q2) {
                     $q2->whereNull('snooze_until')
                        ->orWhere('snooze_until', '<=', now());
                 });
    }

    public function getNextDueInAttribute(): int
    {
        if (! $this->snooze_until || $this->snooze_until->isPast()) {
            return 0;
        }
        return max(0, now()->diffInSeconds($this->snooze_until, false));
    }
}