/* * This file is part of GNU Taler * (C) 2020 Taler Systems S.A. * * GNU Taler is free software; you can redistribute it and/or modify it under the * terms of the GNU General Public License as published by the Free Software * Foundation; either version 3, or (at your option) any later version. * * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * GNU Taler; see the file COPYING. If not, see */ package net.taler.wallet.refund import android.util.Log import androidx.lifecycle.LiveData import androidx.lifecycle.MutableLiveData import kotlinx.coroutines.CoroutineScope import kotlinx.coroutines.launch import kotlinx.serialization.Serializable import net.taler.lib.common.Amount import net.taler.wallet.TAG import net.taler.wallet.backend.WalletBackendApi sealed class RefundStatus { object Error : RefundStatus() data class Success(val response: RefundResponse) : RefundStatus() } @Serializable data class RefundResponse( val amountEffectivePaid: Amount, val amountRefundGranted: Amount, val amountRefundGone: Amount, val pendingAtExchange: Boolean ) class RefundManager( private val api: WalletBackendApi, private val scope: CoroutineScope ) { fun refund(refundUri: String): LiveData { val liveData = MutableLiveData() scope.launch { api.request("applyRefund", RefundResponse.serializer()) { put("talerRefundUri", refundUri) }.onError { Log.e(TAG, "Refund Error: $it") // TODO show error string liveData.postValue(RefundStatus.Error) }.onSuccess { Log.e(TAG, "Refund Success: $it") liveData.postValue(RefundStatus.Success(it)) } } return liveData } }