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/*
* 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 <http://www.gnu.org/licenses/>
*/
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.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<RefundStatus> {
val liveData = MutableLiveData<RefundStatus>()
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
}
}
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