PA-API v5 クライアント・パッケージ v0.4.0 をリリースした

package main

import (
    "context"
    "fmt"
    "net/http"

    paapi5 "github.com/spiegel-im-spiegel/pa-api"
    "github.com/spiegel-im-spiegel/pa-api/entity"
    "github.com/spiegel-im-spiegel/pa-api/query"
)

func main() {
    //Create client
    client := paapi5.New(
        paapi5.WithMarketplace(paapi5.LocaleJapan),
    ).CreateClient(
        "mytag-20",             //Amazon associate tag
        "AKIAIOSFODNN7EXAMPLE", //access key for PA-API
        "1234567890",           //secret key for PA-API
        paapi5.WithContext(context.Background()),
        paapi5.WithHttpClient(http.DefaultClient),
    )

    //Make query
    q := query.NewSearchItems(
        client.Marketplace(),
        client.PartnerTag(),
        client.PartnerType(),
    ).Search("数学ガール", query.Keywords)

    //Requet and response
    body, err := client.Request(q)
    if err != nil {
        fmt.Printf("%+v\n", err)
        return
    }
    //io.Copy(os.Stdout, bytes.NewReader(body))

    //Decode JSON
    res, err := entity.DecodeResponse(body)
    if err != nil {
        fmt.Printf("%+v\n", err)
        return
    }
    fmt.Println(res.String())
}

paapi5.New(
    paapi5.WithMarketplace(paapi5.LocaleJapan),
)

//Marketplace is enumeration of locale information
type Marketplace int

const (
    LocaleUnknown            Marketplace = iota //Unknown local
    LocaleAustralia                             //Australia
    LocaleBrazil                                //Brazil
    LocaleCanada                                //Canada
    LocaleFrance                                //France
    LocaleGermany                               //Germany
    LocaleIndia                                 //India
    LocaleItaly                                 //Italy
    LocaleJapan                                 //Japan
    LocaleMexico                                //Mexico
    LocaleSpain                                 //Spain
    LocaleTurkey                                //Turkey
    LocaleUnitedArabEmirates                    //United Arab Emirates
    LocaleUnitedKingdom                         //United Kingdom
    LocaleUnitedStates                          //United States
)