152 lines
4.5 KiB
Go
152 lines
4.5 KiB
Go
package google
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import (
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scn "blackforestbytes.com/simplecloudnotifier"
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"github.com/rs/zerolog/log"
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"io"
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"net/http"
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"time"
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)
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// https://developers.google.com/android-publisher/api-ref/rest/v3/purchases.products/get
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// https://developers.google.com/android-publisher/api-ref/rest/v3/purchases.products#ProductPurchase
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type AndroidPublisher struct {
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client http.Client
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auth *GoogleOAuth2
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baseURL string
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}
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func NewAndroidPublisherAPI(conf scn.Config) (AndroidPublisherClient, error) {
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googauth, err := NewAuth(conf.GoogleAPITokenURI, conf.GoogleAPIPrivKeyID, conf.GoogleAPIClientMail, conf.GoogleAPIPrivateKey)
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if err != nil {
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return nil, err
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}
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return &AndroidPublisher{
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client: http.Client{Timeout: 5 * time.Second},
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auth: googauth,
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baseURL: "https://androidpublisher.googleapis.com/androidpublisher",
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}, nil
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}
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type PurchaseType int
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const (
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PurchaseTypeTest PurchaseType = 0 // i.e. purchased from a license testing account
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PurchaseTypePromo PurchaseType = 1 // i.e. purchased using a promo code
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PurchaseTypeRewarded PurchaseType = 2 // i.e. from watching a video ad instead of paying
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)
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type ConsumptionState int
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const (
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ConsumptionStateYetToBeConsumed ConsumptionState = 0
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ConsumptionStateConsumed ConsumptionState = 1
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)
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type PurchaseState int
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const (
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PurchaseStatePurchased PurchaseState = 0
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PurchaseStateCanceled PurchaseState = 1
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PurchaseStatePending PurchaseState = 2
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)
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type AcknowledgementState int
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const (
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AcknowledgementStateYetToBeAcknowledged AcknowledgementState = 0
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AcknowledgementStateAcknowledged AcknowledgementState = 1
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)
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type ProductPurchase struct {
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Kind string `json:"kind"`
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PurchaseTimeMillis string `json:"purchaseTimeMillis"`
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PurchaseState *PurchaseState `json:"purchaseState"`
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ConsumptionState ConsumptionState `json:"consumptionState"`
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DeveloperPayload string `json:"developerPayload"`
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OrderId string `json:"orderId"`
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PurchaseType *PurchaseType `json:"purchaseType"`
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AcknowledgementState AcknowledgementState `json:"acknowledgementState"`
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PurchaseToken *string `json:"purchaseToken"`
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ProductId *string `json:"productId"`
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Quantity *int `json:"quantity"`
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ObfuscatedExternalAccountId string `json:"obfuscatedExternalAccountId"`
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ObfuscatedExternalProfileId string `json:"obfuscatedExternalProfileId"`
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RegionCode string `json:"regionCode"`
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}
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type apiError struct {
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Code int `json:"code"`
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Message string `json:"message"`
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}
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func (ap AndroidPublisher) GetProductPurchase(ctx context.Context, packageName string, productId string, token string) (*ProductPurchase, error) {
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uri := fmt.Sprintf("%s/v3/applications/%s/purchases/products/%s/tokens/%s", ap.baseURL, packageName, productId, token)
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request, err := http.NewRequestWithContext(ctx, "GET", uri, nil)
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if err != nil {
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return nil, err
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}
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tok, err := ap.auth.Token(ctx)
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if err != nil {
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log.Err(err).Msg("Refreshing FB token failed")
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return nil, err
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}
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request.Header.Set("Authorization", "Bearer "+tok)
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request.Header.Set("Content-Type", "application/json")
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request.Header.Set("Accept", "application/json")
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response, err := ap.client.Do(request)
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if err != nil {
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return nil, err
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}
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defer func() { _ = response.Body.Close() }()
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respBodyBin, err := io.ReadAll(response.Body)
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if err != nil {
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return nil, err
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}
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if response.StatusCode == 400 {
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var errBody struct {
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Error apiError `json:"error"`
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}
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if err := json.Unmarshal(respBodyBin, &errBody); err != nil {
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return nil, err
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}
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if errBody.Error.Code == 400 {
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return nil, nil // probably token not found
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}
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}
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if response.StatusCode < 200 || response.StatusCode >= 300 {
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if bstr, err := io.ReadAll(response.Body); err == nil {
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return nil, errors.New(fmt.Sprintf("GetProducts-Request returned %d: %s", response.StatusCode, string(bstr)))
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} else {
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return nil, errors.New(fmt.Sprintf("GetProducts-Request returned %d", response.StatusCode))
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}
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}
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var respBody ProductPurchase
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if err := json.Unmarshal(respBodyBin, &respBody); err != nil {
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return nil, err
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}
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if respBody.Kind != "androidpublisher#productPurchase" {
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return nil, errors.New(fmt.Sprintf("Invalid ProductPurchase.kind: '%s'", respBody.Kind))
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}
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return &respBody, nil
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}
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