<?php

namespace Modules\Core\Logging;

use Illuminate\Database\Eloquent\Model;

/**
 * Thin wrapper around Spatie Activity Log that standardises the log channel,
 * actor (authenticated staff member), and property shape for all domain events.
 *
 * All logs are written to the 'lunar' channel. The subject is always an
 * Eloquent model, and the actor is resolved from the 'staff' guard at call time.
 */
class ActivityLogService
{
    /**
     * Log a creation event. $attributes describes the initial state.
     */
    public function created(Model $subject, array $attributes): void
    {
        activity('lunar')
            ->performedOn($subject)
            ->causedBy(auth('staff')->user())
            ->withProperties(['attributes' => $attributes])
            ->log('created');
    }

    /**
     * Log an update event. $old holds the previous values, $attributes the new ones.
     */
    public function updated(Model $subject, array $old, array $attributes): void
    {
        activity('lunar')
            ->performedOn($subject)
            ->causedBy(auth('staff')->user())
            ->withProperties(['old' => $old, 'attributes' => $attributes])
            ->log('updated');
    }

    /**
     * Log a failed operation. $attributes provides context (e.g. error message, service).
     */
    public function failed(Model $subject, array $attributes): void
    {
        activity('lunar')
            ->performedOn($subject)
            ->causedBy(auth('staff')->user())
            ->withProperties(['attributes' => $attributes])
            ->log('failed');
    }

    /**
     * Log a deletion event. $attributes provides context (e.g. reason, name).
     */
    public function deleted(Model $subject, array $attributes): void
    {
        activity('lunar')
            ->performedOn($subject)
            ->causedBy(auth('staff')->user())
            ->withProperties(['attributes' => $attributes])
            ->log('deleted');
    }
}