<?php
/*
 * Copyright 2016 Jan Eichhorn <exeu65@googlemail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace ApaiIO\Operations;

/**
 * A item lookup operation
 *
 * @see    http://docs.aws.amazon.com/AWSECommerceService/2011-08-01/DG/ItemLookup.html
 * @author Jan Eichhorn <exeu65@googlemail.com>
 *
 * @method Lookup setMerchantId(string $merchantId)
 */
class Lookup extends AbstractOperation
{
    const TYPE_ASIN = 'ASIN';
    const TYPE_SKU = 'SKU';
    const TYPE_UPC = 'UPC';
    const TYPE_EAN = 'EAN';
    const TYPE_ISBN = 'ISBN';

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return 'ItemLookup';
    }

    /**
     * Pass up to 10 itemid's which should be looked up
     *
     * @param array $itemIds
     *
     * @return Lookup
     *
     * @throws \Exception
     */
    public function setItemIds(array $itemIds)
    {
        if (count($itemIds) > 10) {
            throw new \Exception('setItemIds accepts not more then 10 itemid\'s at once');
        }

        $asinString = implode(',', $itemIds);
        $this->setItemId($asinString);

        return $this;
    }

    /**
     * Returns the itemid
     *
     * @return string
     */
    public function getItemId()
    {
        return $this->getSingleOperationParameter('ItemId');
    }

    /**
     * Sets the itemid which should be looked up
     *
     * @param string $itemId
     *
     * @return \ApaiIO\Operations\Lookup
     */
    public function setItemId($itemId)
    {
        $this->parameters['ItemId'] = $itemId;

        return $this;
    }

    /**
     * Returns the idtype either ASIN (Default), SKU, UPC, EAN, and ISBN
     *
     * @return string
     */
    public function getIdType()
    {
        return $this->getSingleOperationParameter('IdType');
    }

    /**
     * Sets the idtype either ASIN (Default), SKU, UPC, EAN, and ISBN
     *
     * @param string $idType
     *
     * @return \ApaiIO\Operations\Lookup
     */
    public function setIdType($idType)
    {
        $idTypes = [
            self::TYPE_ASIN,
            self::TYPE_SKU,
            self::TYPE_UPC,
            self::TYPE_EAN,
            self::TYPE_ISBN
        ];

        if (!in_array($idType, $idTypes)) {
            throw new \InvalidArgumentException(sprintf(
                "Invalid type '%s' passed. Valid types are: '%s'",
                $idType,
                implode(', ', $idTypes)
            ));
        }

        $this->parameters['IdType'] = $idType;

        if (empty($this->parameters['SearchIndex']) && $idType != self::TYPE_ASIN) {
            $this->parameters['SearchIndex'] = 'All';
        }

        return $this;
    }

    /**
     * Returns the searchindex
     *
     * @return mixed
     */
    public function getSearchIndex()
    {
        return $this->getSingleOperationParameter('SearchIndex');
    }

    /**
     * Sets the searchindex which should be used when set IdType other than ASIN
     *
     * @param string $searchIndex
     *
     * @return \ApaiIO\Operations\Lookup
     */
    public function setSearchIndex($searchIndex)
    {
        $this->parameters['SearchIndex'] = $searchIndex;

        return $this;
    }

    /**
     * Returns the condition of the items to return. New | Used | Collectible | Refurbished | All
     *
     * @return string
     */
    public function getCondition()
    {
        return $this->getSingleOperationParameter('Condition');
    }

    /**
     * Sets the condition of the items to return: New | Used | Collectible | Refurbished | All
     *
     * Defaults to New.
     *
     * @param string $condition
     *
     * @return \ApaiIO\Operations\Search
     */
    public function setCondition($condition)
    {
        $this->parameters['Condition'] = $condition;

        return $this;
    }
}