<?php

namespace App\Jobs;

use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldBeUnique;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Repat\LaravelJobs\Job;

use App\Models\Address;

class MailSend implements ShouldQueue
{
	use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

	private const LOGKEY = 'JCM';

	private ?bool $crash;

	/**
	 * @param bool $crash Send crash mail only
	 */
	public function __construct(bool $crash=NULL)
	{
		$this->crash = $crash;
	}

	public function __get($key): mixed
	{
		switch ($key) {
			case 'subject':
				return __METHOD__;

			default:
				return NULL;
		}
	}

	/**
	 * Execute the job.
	 */
	public function handle(): void
	{
		$u = Address::select([
			'a.id',
			'addresses.system_id',
			'addresses.zone_id',
			'addresses.region_id',
			'addresses.host_id',
			'addresses.node_id',
			'addresses.point_id',
			'addresses.hub_id',
			'addresses.role',
			DB::raw('sum(a.uncollected_echomail) as uncollected_echomail'),
			DB::raw('sum(a.uncollected_netmail) as uncollected_netmail'),
			DB::raw('sum(a.uncollected_files) as uncollected_files')
		])
			->from(Address::UncollectedEchomail()->union(Address::UncollectedNetmail())->union(Address::UncollectedFiles()),'a')
			->where('systems.active',true)
			->where('addresses.active',TRUE)
			->where('zones.active',TRUE)
			->where('domains.active',TRUE)
			->join('addresses',['addresses.id'=>'a.id'])
			->join('systems',['systems.id'=>'addresses.system_id'])
			->join('zones',['zones.id'=>'addresses.zone_id'])
			->join('domains',['domains.id'=>'zones.domain_id'])
			->where(function($query) {
				return $query->whereNull('autohold')
					->orWhere('autohold',FALSE);
			})
			->when(! is_null($this->crash),function($query) {
				return $query->when(
					$this->crash,
					function($query) {
						return $query->where('pollmode',$this->crash);
					},
					function($query) {
						return $query->whereNotNull('pollmode');
					}
				);
			})
			->groupBy('addresses.system_id','a.id','addresses.zone_id','addresses.region_id','addresses.host_id','addresses.node_id','addresses.point_id','addresses.hub_id','addresses.role')
			->with(['system','zone.domain'])
			->get();

		// Return the system we poll
		$u = $u->transform(function($item) {
			if ($x=$item->parent()) {
				$x->uncollected_echomail = $item->uncollected_echomail;
				$x->uncollected_netmail = $item->uncollected_netmail;
				$x->uncollected_files = $item->uncollected_files;

				return $x;

			} else {
				return $item;
			}
		});

		foreach ($u->groupBy('ftn') as $oo) {
			if (Job::where('queue','poll')->get()->pluck('command.address.id')->search(($x=$oo->first())->id) === FALSE) {
				Log::info(sprintf('%s:- Polling [%s] - we have mail for [%d] links. (%d Netmail,%d Echomail,%d Files)',
					self::LOGKEY,
					$x->ftn,
					$oo->count(),
					$oo->sum('uncollected_netmail'),
					$oo->sum('uncollected_echomail'),
					$oo->sum('uncollected_files'),
				));

				AddressPoll::dispatch($x);

			} else {
				Log::notice(sprintf('%s:= Not scheduling poll to [%s], there is already one in the queue',self::LOGKEY,$x->ftn));
			}
		}
	}
}