<?php

namespace App\Module\System\Providers;

use App\Module\System\Commands\CleanJobRunsCommand;
use App\Module\System\Commands\InsertSystemLogAdminMenu;
use App\Module\System\Events\ConfigChangedEvent;
use App\Module\System\Events\SystemLogCreatedEvent;
use App\Module\System\Events\ViewConfigChangedEvent;
use App\Module\System\Listeners\SystemEventListener;
use Illuminate\Console\Scheduling\Schedule;
use Illuminate\Support\ServiceProvider;

/**
 * 系统模块服务提供者
 */
class SystemServiceProvider extends ServiceProvider
{
    /**
     * 事件到监听器的映射
     *
     * @var array
     */
    protected $listen = [
        ConfigChangedEvent::class => [
            SystemEventListener::class . '@handleConfigChanged',
        ],
        ViewConfigChangedEvent::class => [
            SystemEventListener::class . '@handleViewConfigChanged',
        ],
        SystemLogCreatedEvent::class => [
            SystemEventListener::class . '@handleSystemLogCreated',
        ],
    ];

    /**
     * 需要注册的订阅者
     *
     * @var array
     */
    protected $subscribe = [
        SystemEventListener::class,
    ];

    /**
     * 注册服务
     *
     * @return void
     */
    public function register(): void
    {
        // 不注册服务
//        // 注册服务...
//        $this->app->singleton('system.config.service', function ($app) {
//            return new \App\Module\System\Services\ConfigService();
//        });
//
//        $this->app->singleton('system.view.config.service', function ($app) {
//            return new \App\Module\System\Services\ViewConfigService();
//        });
//
//        $this->app->singleton('system.log.service', function ($app) {
//            return new \App\Module\System\Services\LogService();
//        });
    }

    /**
     * 启动服务
     *
     * @return void
     */
    public function boot(): void
    {
        // 注册事件监听器
        $this->registerEvents();

        // 注册命令
        $this->registerCommands();

        // 注册定时任务
        $this->registerSchedules();
    }

    /**
     * 注册事件和监听器
     *
     * @return void
     */
    protected function registerEvents(): void
    {
        $events = $this->app['events'];

        foreach ($this->listen as $event => $listeners) {
            foreach ($listeners as $listener) {
                $events->listen($event, $listener);
            }
        }

        foreach ($this->subscribe as $subscriber) {
            $events->subscribe($subscriber);
        }
    }

    /**
     * 注册命令
     *
     * @return void
     */
    protected function registerCommands(): void
    {
        if ($this->app->runningInConsole()) {
            $this->commands([
                CleanJobRunsCommand::class,
                InsertSystemLogAdminMenu::class,
            ]);
        }
    }

    /**
     * 注册System模块相关的定时任务
     *
     * @return void
     */
    protected function registerSchedules(): void
    {
        // 在应用完全启动后注册定时任务
        $this->app->booted(function () {
            $schedule = $this->app->make(Schedule::class);

            // 每小时清理job_runs表，保留5天数据
            $schedule->command('system:clean-job-runs')
                ->hourly()
                ->description('清理job_runs表过期记录（保留5天）')
                ->withoutOverlapping() // 防止重复执行
                ->runInBackground(); // 后台运行
        });
    }
}