<?php

namespace App\Model\Event;

use App\DB;
use App\Model\Event;

class TrainUnits extends Event
{
  /**
   * @return void
   */
  public function __invoke(): void
  {
    $payload = json_decode($this->payload, true);

    DB::query(
      <<<SQL
      insert into village_units (amount, type, is_traveling, home_village_id, residence_village_id)
      values (:amount, :type, false, :id, :id)
      on conflict (type, home_village_id, residence_village_id)
      do update set amount = village_units.amount+:amount
      SQL,
      ['amount' => $payload['amount'], 'type' => $payload['type'], 'id' => $this->villageId]
    );
  }
}