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|
<?php
namespace App\Model\Event;
use App\DB;
use App\Model\Event;
use App\Model\Unit;
use App\Model\Unit\MailCarrier;
use App\Model\Village;
class SendResources extends BaseEvent
{
public int $wood = 0;
public int $clay = 0;
public int $iron = 0;
public int $food = 0;
public int $source;
public int $destination;
public bool $isCanceled = false;
/**
* @return void
*/
public function __invoke(): void
{
if ($this->isCanceled) {
// add resources back to "destination"
DB::query(
'update villages set wood=wood+:wood, clay=clay+:clay, iron=iron+:iron, food=food+:food where id=:id',
[
'wood' => $this->wood,
'clay' => $this->clay,
'iron' => $this->iron,
'food' => $this->food,
'id' => $this->source,
]
);
// add mailCarriers back to "destination"
$meta = DB::query('select amount, unit_id from events_meta_send_resources_carriers where event_id=:eventId', ['eventId' => $this->id])->fetchAll();
foreach ($meta as $m) {
$unit = DB::query('select * from village_units where id=:unitId', ['unitId' => $m['unit_id']])->fetch();
DB::query('update village_units set amount=amount+:amount where id=:unitId', ['amount' => $m['amount'], 'unitId' => $unit['id']]);
DB::query(
'update village_units set amount=amount-:amount where type=:unitType and home_village_id=:homeVillageId and residence_village_id=:residenceVillageId and is_traveling=true',
[
'amount' => $m['amount'],
'unitType' => $unit['type'],
'homeVillageId' => $unit['home_village_id'],
'residenceVillageId' => $unit['residence_village_id'],
]
);
}
}
else {
// add resources to destination
// TODO: account for storage capacity
DB::query(
'update villages set wood=wood+:wood, clay=clay+:clay, iron=iron+:iron, food=food+:food where id=:id',
[
'wood' => $this->wood,
'clay' => $this->clay,
'iron' => $this->iron,
'food' => $this->food,
'id' => $this->destination,
]
);
// create SendResourcesCarriers event with mailCarriers back to source
$source = Village::get($this->destination);
$destination = Village::get($this->source);
$event = new Event();
$event->time = (new \DateTime())->add(
\DateInterval::createFromDateString(
Unit::getTravelTime(new MailCarrier(), Village::getDistance($source->x, $source->y, $destination->x, $destination->y))
. ' seconds'
)
);
$event->villageId = $this->source;
$sendResourcesMailCarriers = new SendResourcesCarriers();
$sendResourcesMailCarriers->event = $event;
$sendResourcesMailCarriers->sendResourcesEventId = $this->id;
$sendResourcesMailCarriers->source = $source->id;
$sendResourcesMailCarriers->destination = $destination->id;
$sendResourcesMailCarriers->dbInsert();
}
}
public function cancel(): void
{
$this->event = $this->getEvent();
$cancelTimeDiff = $this->event->createdAt->diff(new \DateTime());
$cancelTime = (new \DateTime())->add($cancelTimeDiff);
$this->isCanceled = true;
DB::query(
'update events set time=:time where id=:id',
['time' => $cancelTime->format('c'), 'id' => $this->event->id]
);
DB::query(
'update events_send_resources set is_canceled=:is_canceled where id=:id',
['is_canceled' => $this->isCanceled, 'id' => $this->id]
);
}
public function dbInsert(): void
{
DB::query(
'insert into events (time, village_id) VALUES (:time, :village_id)',
['time' => $this->event->time->format('c'), 'village_id' => $this->event->villageId]
);
DB::query(
<<<SQL
insert into events_send_resources (event_id, wood, clay, iron, food, source, destination, is_canceled)
VALUES (:event_id, :wood, :clay, :iron, :food, :source, :destination, :is_canceled)
SQL,
[
'event_id' => DB::$connection->lastInsertId(),
'wood' => $this->wood,
'clay' => $this->clay,
'iron' => $this->iron,
'food' => $this->food,
'source' => $this->source, 'destination' => $this->destination,
'is_canceled' => $this->isCanceled ?: 0, // @see https://www.php.net/manual/de/pdostatement.execute.php#126013
]
);
$sendResourcesEventId = DB::$connection->lastInsertId();
$resourceCapabilities = MailCarrier::getResourceCapabilities($this->event->villageId);
$resourcesTotal = $this->wood + $this->clay + $this->iron + $this->food;
$necessaryMailCarriers = ceil($resourcesTotal / $resourceCapabilities);
$mailCarriersAccountedFor = 0;
while ($mailCarriersAccountedFor < $necessaryMailCarriers) {
$mailCarriers = DB::fetch(
MailCarrier::class,
'select * from village_units where type=:type and residence_village_id=:villageId and is_traveling=false',
['type' => 'MailCarrier', 'villageId' => $this->source]
);
foreach ($mailCarriers as $mailCarrier) {
/**@type MailCarrier $mailCarrier*/
$currentlyNecessaryMailCarriers = $necessaryMailCarriers - $mailCarriersAccountedFor;
$currentlyUseableMailCarriers = $currentlyNecessaryMailCarriers - $mailCarrier->amount < 0 ? $currentlyNecessaryMailCarriers : $mailCarrier->amount;
$mailCarriersAccountedFor += $currentlyUseableMailCarriers;
DB::query(
<<<SQL
insert into village_units (amount, type, home_village_id, residence_village_id, is_traveling)
VALUES (:amount, :type, :home, :residence, true)
on conflict (type, home_village_id, residence_village_id, is_traveling)
do update set amount = village_units.amount+:amount
SQL,
[
'amount' => $currentlyUseableMailCarriers,
'type' => 'MailCarrier',
'home' => $mailCarrier->homeVillageId,
'residence' => $mailCarrier->residenceVillageId,
]
);
DB::query('update village_units set amount=amount-:amount where id=:unitId', ['amount' => $necessaryMailCarriers, 'unitId' => $mailCarrier->id]);
DB::query(
<<<SQL
insert into events_meta_send_resources_carriers (event_id, unit_id, amount)
VALUES (:event_id, :unit_id, :amount)
SQL,
[
'event_id' => $sendResourcesEventId,
'unit_id' => $mailCarrier->id,
'amount' => $necessaryMailCarriers,
]
);
}
}
// remove resources from source
DB::query(
'update villages set wood=wood-:wood, clay=clay-:clay, iron=iron-:iron, food=food-:food where id=:id',
[
'wood' => $this->wood,
'clay' => $this->clay,
'iron' => $this->iron,
'food' => $this->food,
'id' => $this->source,
]
);
}
public function dbDelete(): void
{
DB::query('delete from events where id=:id', ['id' => $this->eventId]);
DB::query('delete from events_send_resources where id=:id', ['id' => $this->id]);
}
}
|
