<?php

namespace sammo\API\Auction;

use sammo\Session;
use DateTimeInterface;
use sammo\Betting;
use sammo\DB;
use sammo\DTO\BettingItem;
use sammo\Validator;
use sammo\GameConst;
use sammo\KVStorage;
use sammo\UserLogger;
use sammo\Util;

class OpenUniqueAuction extends \sammo\BaseAPI
{
  public function validateArgs(): ?string
  {
    $availableItems = [];
    foreach (GameConst::$allItems as $items) {
      foreach ($items as $itemKey => $amount) {
        if ($amount == 0) {
          continue;
        }
        $availableItems[$itemKey] = $amount;
      }
    }

    $v = new Validator($this->args);
    $v->rule('required', [
      'itemID',
      'amount'
    ])
      ->rule('int', 'amount')
      ->rule('min', 'amount', GameConst::$inheritItemUniqueMinPoint)
      ->rule('keyExists', 'item', $availableItems);


    if (!$v->validate()) {
      return $v->errorStr();
    }
    return null;
  }

  public function getRequiredSessionMode(): int
  {
    return static::REQ_GAME_LOGIN;
  }

  public function launch(Session $session, ?DateTimeInterface $modifiedSince, ?string $reqEtag)
  {
    /** @var int */
    $bettingID = $this->args['bettingID'];
    /** @var int[] */
    $bettingType = $this->args['bettingType'];
    /** @var int */
    $amount = $this->args['amount'];

    $bettingHelper = new Betting($bettingID);
    try {
      $bettingHelper->bet($session->generalID, $session->userID, $bettingType, $amount);
    } catch (\Throwable $e) {
      return $e->getMessage();
    }

    return [
      'result' => true
    ];
  }
}