<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class IssueTimeLog extends Model
{
    use HasFactory;

    protected $fillable = [
        'issue_id',
        'user_id',
        'hours',
        'description',
        'logged_at',
    ];

    protected $casts = [
        'hours' => 'decimal:2',
        'logged_at' => 'datetime',
    ];

    public function issue(): BelongsTo
    {
        return $this->belongsTo(Issue::class);
    }

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    protected static function boot()
    {
        parent::boot();

        // Update issue actual_hours when time log is created, updated, or deleted
        static::created(function ($timeLog) {
            $timeLog->updateIssueActualHours();
        });

        static::updated(function ($timeLog) {
            $timeLog->updateIssueActualHours();
        });

        static::deleted(function ($timeLog) {
            $timeLog->updateIssueActualHours();
        });
    }

    protected function updateIssueActualHours(): void
    {
        $totalHours = $this->issue->timeLogs()->sum('hours');
        $this->issue->update(['actual_hours' => $totalHours]);
    }
}