Android 支払いアプリから配送情報と連絡先情報を提供する

<activity
  android:name=".PaymentActivity"
  …
  <meta-data
    android:name="org.chromium.payment_supported_delegations"
    android:resource="@array/supported_delegations" />
</activity>

[ "payerName", "payerEmail", "payerPhone", "shippingAddress" ]

<?xml version="1.0" encoding="utf-8"?>
<resources>
  <string-array name="supported_delegations">
    <item>payerEmail</item>
    <item>shippingAddress</item>
  </string-array>
</resources>

val paymentOptions: Bundle? = extras.getBundle("paymentOptions")
val requestPayerName: Boolean? = paymentOptions?.getBoolean("requestPayerName")
val requestPayerPhone: Boolean? = paymentOptions?.getBoolean("requestPayerPhone")
val requestPayerEmail: Boolean? = paymentOptions?.getBoolean("requestPayerEmail")
val requestShipping: Boolean? = paymentOptions?.getBoolean("requestShipping")
val shippingType: String? = paymentOptions?.getString("shippingType")

val shippingOptions: List<ShippingOption>? =
    extras.getParcelableArray("shippingOptions")?.mapNotNull {
        p -> from(p as Bundle)
    }

val id: String = bundle.getString("id")
val label: String = bundle.getString("label")
val amount: Bundle = bundle.getBundle("amount")
val selected: Boolean = bundle.getBoolean("selected", false)

'Payment app returned invalid response. Missing field "payerEmail".'
'Payment app returned invalid response. Missing field "payerName".'
'Payment app returned invalid response. Missing field "payerPhone".'
'Payment app returned invalid shipping address in response.'
'... is not a valid CLDR country code, should be 2 upper case letters [A-Z]'
'Payment app returned invalid response. Missing field "shipping option".'

fun Intent.populateRequestedPaymentOptions() {
    if (requestPayerName) {
        putExtra("payerName", "John Smith")
    }
    if (requestPayerPhone) {
        putExtra("payerPhone", "4169158200")
    }
    if (requestPayerEmail) {
        putExtra("payerEmail", "john.smith@gmail.com")
    }
    if(requestShipping) {
        val address: Bundle = Bundle()
        address.putString("countryCode", "CA")
        val addressLines: Array<String> =
                arrayOf<String>("111 Richmond st. West")
        address.putStringArray("addressLines", addressLines)
        address.putString("region", "Ontario")
        address.putString("city", "Toronto")
        address.putString("postalCode", "M5H2G4")
        address.putString("recipient", "John Smith")
        address.putString("phone", "4169158200")
        putExtra("shippingAddress", address)
        putExtra("shippingOptionId", "standard")
    }
}

package org.chromium.components.payments;
import android.os.Bundle;

interface IPaymentDetailsUpdateServiceCallback {
    oneway void updateWith(in Bundle updatedPaymentDetails);

    oneway void paymentDetailsNotUpdated();
}

package org.chromium.components.payments;
import android.os.Bundle;
import org.chromium.components.payments.IPaymentDetailsUpdateServiceCallback;

interface IPaymentDetailsUpdateService {
    oneway void changePaymentMethod(in Bundle paymentHandlerMethodData,
            IPaymentDetailsUpdateServiceCallback callback);

    oneway void changeShippingOption(in String shippingOptionId,
            IPaymentDetailsUpdateServiceCallback callback);

    oneway void changeShippingAddress(in Bundle shippingAddress,
            IPaymentDetailsUpdateServiceCallback callback);
}

private fun bind() {
    // The action is introduced in Chrome version 92, which supports the service in Chrome
    // and other browsers (e.g., WebLayer).
    val newIntent = Intent("org.chromium.intent.action.UPDATE_PAYMENT_DETAILS")
        .setPackage(callingBrowserPackage)
    if (packageManager.resolveService(newIntent, PackageManager.GET_RESOLVED_FILTER) == null) {
        // Fallback to Chrome-only approach.
        newIntent.setClassName(
            callingBrowserPackage,
            "org.chromium.components.payments.PaymentDetailsUpdateService")
        newIntent.action = IPaymentDetailsUpdateService::class.java.name
    }
    isBound = bindService(newIntent, connection, Context.BIND_AUTO_CREATE)
}

private val connection = object : ServiceConnection {
    override fun onServiceConnected(className: ComponentName, service: IBinder) {
        val service = IPaymentDetailsUpdateService.Stub.asInterface(service)
        try {
            if (isOptionChange) {
                service?.changeShippingOption(selectedOptionId, callback)
            } else (isAddressChange) {
                service?.changeShippingAddress(selectedAddress, callback)
            } else {
                service?.changePaymentMethod(methodData, callback)
            }
        } catch (e: RemoteException) {
            // Handle the remote exception
        }
    }
}

'Method data required.'
'Method name required.'

'Shipping option identifier required.'

'Payment app returned invalid shipping address in response.'

private fun unbind() {
    if (isBound) {
        unbindService(connection)
        isBound = false
    }
}

private val callback: IPaymentDetailsUpdateServiceCallback =
    object : IPaymentDetailsUpdateServiceCallback.Stub() {
        override fun paymentDetailsNotUpdated() {
            // Payment request details have not changed.
            unbind()
        }

        override fun updateWith(updatedPaymentDetails: Bundle) {
            newPaymentDetails = updatedPaymentDetails
            unbind()
        }
    }