// "Subscribe to infinite gas" button clicked. Explain to user, then start purchase
// flow for subscription.
public void onInfiniteGasButtonClicked(View arg0) {
if (!setupDone) {
complain("Billing Setup is not completed yet");
return;
}
if (!mHelper.subscriptionsSupported()) {
complain("Subscriptions not supported on your device yet. Sorry!");
return;
}
/* TODO: for security, generate your payload here for verification. See the comments on
* verifyDeveloperPayload() for more info. Since this is a SAMPLE, we just use
* an empty string, but on a production app you should carefully generate this. */
String payload = "";
setWaitScreen(true);
Log.d(TAG, "Launching purchase flow for infinite gas subscription.");
mHelper.launchPurchaseFlow(
this,
SKU_INFINITE_GAS,
IabHelper.ITEM_TYPE_SUBS,
RC_REQUEST,
mPurchaseFinishedListener,
payload);
}
// User clicked the "Buy Gas" button
public void onBuyGasButtonClicked(View arg0) {
Log.d(TAG, "Buy gas button clicked.");
if (mSubscribedToInfiniteGas) {
complain("No need! You're subscribed to infinite gas. Isn't that awesome?");
return;
}
if (mTank >= TANK_MAX) {
complain("Your tank is full. Drive around a bit!");
return;
}
if (!setupDone) {
complain("Billing Setup is not completed yet");
return;
}
// launch the gas purchase UI flow.
// We will be notified of completion via mPurchaseFinishedListener
setWaitScreen(true);
Log.d(TAG, "Launching purchase flow for gas.");
/* TODO: for security, generate your payload here for verification. See the comments on
* verifyDeveloperPayload() for more info. Since this is a SAMPLE, we just use
* an empty string, but on a production app you should carefully generate this. */
String payload = "";
mHelper.launchPurchaseFlow(this, SKU_GAS, RC_REQUEST, mPurchaseFinishedListener, payload);
}
// User clicked the "Upgrade to Premium" button.
public void onUpgradeAppButtonClicked(View arg0) {
Log.d(TAG, "Upgrade button clicked; launching purchase flow for upgrade.");
if (!setupDone) {
complain("Billing Setup is not completed yet");
return;
}
setWaitScreen(true);
/* TODO: for security, generate your payload here for verification. See the comments on
* verifyDeveloperPayload() for more info. Since this is a SAMPLE, we just use
* an empty string, but on a production app you should carefully generate this. */
String payload = "";
mHelper.launchPurchaseFlow(this, SKU_PREMIUM, RC_REQUEST, mPurchaseFinishedListener, payload);
}