/*
* 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.merchantpos.history
import android.util.Log
import androidx.annotation.UiThread
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import com.android.volley.Request.Method.POST
import com.android.volley.RequestQueue
import com.android.volley.Response.ErrorListener
import com.android.volley.Response.Listener
import net.taler.merchantpos.config.ConfigManager
import net.taler.merchantpos.config.MerchantRequest
import org.json.JSONObject
sealed class RefundResult {
object Error : RefundResult()
object PastDeadline : RefundResult()
class Success(
val refundUri: String,
val item: HistoryItem,
val amount: Double,
val reason: String
) : RefundResult()
}
class RefundManager(
private val configManager: ConfigManager,
private val queue: RequestQueue
) {
var toBeRefunded: HistoryItem? = null
private set
private val mRefundResult = MutableLiveData()
internal val refundResult: LiveData = mRefundResult
@UiThread
internal fun startRefund(item: HistoryItem) {
toBeRefunded = item
mRefundResult.value = null
}
@UiThread
internal fun refund(item: HistoryItem, amount: Double, reason: String) {
val merchantConfig = configManager.merchantConfig!!
val refundRequest = mapOf(
"order_id" to item.orderId,
"refund" to "${item.amount.currency}:$amount",
"reason" to reason
)
val body = JSONObject(refundRequest)
val req = MerchantRequest(POST, merchantConfig, "refund", null, body,
Listener { onRefundResponse(it, item, amount, reason) },
ErrorListener { onRefundError() }
)
queue.add(req)
}
@UiThread
private fun onRefundResponse(
json: JSONObject,
item: HistoryItem,
amount: Double,
reason: String
) {
if (!json.has("contract_terms")) {
Log.e("TEST", "json: $json")
onRefundError()
return
}
val contractTerms = json.getJSONObject("contract_terms")
val refundDeadline = if (contractTerms.has("refund_deadline")) {
contractTerms.getJSONObject("refund_deadline").getLong("t_ms")
} else null
val autoRefund = contractTerms.has("auto_refund")
val refundUri = json.getString("taler_refund_uri")
Log.e("TEST", "refundDeadline: $refundDeadline")
if (refundDeadline != null) Log.e(
"TEST",
"refundDeadline passed: ${System.currentTimeMillis() > refundDeadline}"
)
Log.e("TEST", "autoRefund: $autoRefund")
Log.e("TEST", "refundUri: $refundUri")
mRefundResult.value = RefundResult.Success(refundUri, item, amount, reason)
}
@UiThread
private fun onRefundError() {
mRefundResult.value = RefundResult.Error
}
}