<?php

namespace App\Models;

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

class ActivityLog extends Model
{
    public $timestamps = false;

    protected $fillable = [
        'user_id',
        'action',
        'model_type',
        'model_id',
        'description',
        'properties',
        'created_at',
    ];

    protected function casts(): array
    {
        return [
            'properties' => 'array',
            'created_at' => 'datetime',
        ];
    }

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

    public static function log(
        string $action,
        string $description,
        ?string $modelType = null,
        ?int $modelId = null,
        ?array $properties = null,
    ): self {
        $log = new static();
        $log->user_id = auth()->id();
        $log->action = $action;
        $log->model_type = $modelType;
        $log->model_id = $modelId;
        $log->description = $description;
        $log->properties = $properties;
        $log->ip_address = request()->ip();
        $log->created_at = now();
        $log->save();
        return $log;
    }

    public static function logWithChanges(
        string $action,
        string $description,
        ?string $modelType = null,
        ?int $modelId = null,
        ?array $old = null,
        ?array $new = null,
    ): self {
        $properties = null;
        if ($old !== null || $new !== null) {
            $properties = array_filter(['old' => $old, 'new' => $new], fn ($v) => $v !== null);
        }
        return static::log($action, $description, $modelType, $modelId, $properties ?: null);
    }
}