go-iap

go-iap verifies the purchase receipt via AppStore, GooglePlayStore or Amazon AppStore.

Current API Documents:

AppStore:
GooglePlay:
Amazon AppStore:
Huawei HMS:

Installation

go get github.com/awa/go-iap/appstore
go get github.com/awa/go-iap/playstore
go get github.com/awa/go-iap/amazon
go get github.com/awa/go-iap/hms

Quick Start

In App Purchase (via App Store)

import(
    "github.com/awa/go-iap/appstore"
)

func main() {
	client := appstore.New()
	req := appstore.IAPRequest{
		ReceiptData: "your receipt data encoded by base64",
	}
	resp := &appstore.IAPResponse{}
	ctx := context.Background()
	err := client.Verify(ctx, req, resp)
}

In App Billing (via GooglePlay)

import(
    "github.com/awa/go-iap/playstore"
)

func main() {
	// You need to prepare a public key for your Android app's in app billing
	// at https://console.developers.google.com.
	jsonKey, err := ioutil.ReadFile("jsonKey.json")
	if err != nil {
		log.Fatal(err)
	}

	client := playstore.New(jsonKey)
	ctx := context.Background()
	resp, err := client.VerifySubscription(ctx, "package", "subscriptionID", "purchaseToken")
}

In App Purchase (via Amazon App Store)

import(
    "github.com/awa/go-iap/amazon"
)

func main() {
	client := amazon.New("developerSecret")

	ctx := context.Background()
	resp, err := client.Verify(ctx, "userID", "receiptID")
}

In App Purchase (via Huawei Mobile Services)

import(
    "github.com/awa/go-iap/hms"
)

func main() {
	// If "orderSiteURL" and/or "subscriptionSiteURL" are empty,
	// they will be default to AppTouch German.
	// Please refer to https://developer.huawei.com/consumer/en/doc/HMSCore-References-V5/api-common-statement-0000001050986127-V5 for details.
	client := hms.New("clientID", "clientSecret", "orderSiteURL", "subscriptionSiteURL")
	ctx := context.Background()
	resp, err := client.VerifySubscription(ctx, "purchaseToken", "subscriptionID", 1)
}

ToDo

Validator for In App Purchase Receipt (AppStore)
Validator for Subscription token (GooglePlay)
Validator for Purchase Product token (GooglePlay)
More Tests

Support

In App Purchase

This validator supports the receipt type for iOS7 or above.

In App Billing

This validator uses Version 3 API.

In App Purchase (Amazon)

This validator uses RVS for IAP v2.0.

In App Purchase (HMS)

This validator uses Version 2 API.

License

go-iap is licensed under the MIT.

samirbr/go-iap