要提供超过90天的免费年度订阅促销/优惠,您可以使用Google Play Billing Library来实现。您需要在应用中集成此库,并按照以下步骤执行:
dependencies {
implementation 'com.android.billingclient:billing:4.0.0'
}
private BillingClient billingClient;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
billingClient = BillingClient.newBuilder(this)
.setListener(purchaseUpdateListener)
.enablePendingPurchases()
.build();
billingClient.startConnection(new BillingClientStateListener() {
@Override
public void onBillingSetupFinished(BillingResult billingResult) {
if (billingResult.getResponseCode() == BillingClient.BillingResponseCode.OK) {
// 连接成功,可以进行购买操作
}
}
@Override
public void onBillingServiceDisconnected() {
// 连接中断,可以在此处处理重连逻辑
}
});
}
private PurchaseUpdateListener purchaseUpdateListener = new PurchaseUpdateListener() {
@Override
public void onPurchasesUpdated(BillingResult billingResult, List purchases) {
if (billingResult.getResponseCode() == BillingClient.BillingResponseCode.OK && purchases != null) {
for (Purchase purchase : purchases) {
// 处理购买成功的逻辑
if (purchase.getPurchaseState() == Purchase.PurchaseState.PURCHASED) {
// 购买成功
}
// 处理订阅状态更新的逻辑
else if (purchase.getPurchaseState() == Purchase.PurchaseState.PENDING) {
// 订阅状态未确定
}
else if (purchase.getPurchaseState() == Purchase.PurchaseState.UNSPECIFIED_STATE) {
// 订阅状态未知
}
}
}
else if (billingResult.getResponseCode() == BillingClient.BillingResponseCode.USER_CANCELED) {
// 用户取消购买
}
else {
// 购买失败
}
}
};
String skuId = "your_sku_id"; // 替换为您的产品SKU ID
String[] skuList = new String[]{skuId};
List skuList = Arrays.asList(skuIds);
SkuDetailsParams params = SkuDetailsParams.newBuilder()
.setSkusList(skuList)
.setType(BillingClient.SkuType.SUBS)
.build();
billingClient.querySkuDetailsAsync(params, new SkuDetailsResponseListener() {
@Override
public void onSkuDetailsResponse(BillingResult billingResult, List skuDetailsList) {
if (billingResult.getResponseCode() == BillingClient.BillingResponseCode.OK && skuDetailsList != null) {
// 获取到产品详情
for (SkuDetails skuDetails : skuDetailsList) {
String sku = skuDetails.getSku();
String price = skuDetails.getPrice();
// 显示产品详情,并让用户确认购买
}
}
}
});
billingClient.launchBillingFlow(MainActivity.this, billingFlowParams);
这些代码示例演示了如何使用Google Play Billing Library实现订阅促销/优惠。您可以根据您的具体需求进行修改和扩展。请确保您已在Google Play开发者控制台中正确设置了相关的订阅产品和促销设置。