From 35f7ed512ed7445362d6caee1bf60441f4ce979e Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Tue, 4 Aug 2020 09:46:38 -0300
Subject: [pos] Implement new refund API (untested since there is no wallet
 support)

Also do a bit of code cleanup and minor refactorings

This also removes the volley HTTP library which is not needed anymore
---
 .../net/taler/merchantpos/history/RefundManager.kt | 134 ---------------------
 1 file changed, 134 deletions(-)
 delete mode 100644 merchant-terminal/src/main/java/net/taler/merchantpos/history/RefundManager.kt

(limited to 'merchant-terminal/src/main/java/net/taler/merchantpos/history/RefundManager.kt')

diff --git a/merchant-terminal/src/main/java/net/taler/merchantpos/history/RefundManager.kt b/merchant-terminal/src/main/java/net/taler/merchantpos/history/RefundManager.kt
deleted file mode 100644
index 7f9b4c5..0000000
--- a/merchant-terminal/src/main/java/net/taler/merchantpos/history/RefundManager.kt
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * 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.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.Listener
-import com.android.volley.VolleyError
-import net.taler.common.Amount
-import net.taler.merchantlib.OrderHistoryEntry
-import net.taler.merchantpos.LogErrorListener
-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()
-    object AlreadyRefunded : RefundResult()
-    class Success(
-        val refundUri: String,
-        val item: OrderHistoryEntry,
-        val amount: Amount,
-        val reason: String
-    ) : RefundResult()
-}
-
-class RefundManager(
-    private val configManager: ConfigManager,
-    private val queue: RequestQueue
-) {
-
-    companion object {
-        val TAG = RefundManager::class.java.simpleName
-    }
-
-    var toBeRefunded: OrderHistoryEntry? = null
-        private set
-
-    private val mRefundResult = MutableLiveData<RefundResult>()
-    internal val refundResult: LiveData<RefundResult> = mRefundResult
-
-    @UiThread
-    internal fun startRefund(item: OrderHistoryEntry) {
-        toBeRefunded = item
-        mRefundResult.value = null
-    }
-
-    @UiThread
-    internal fun abortRefund() {
-        toBeRefunded = null
-        mRefundResult.value = null
-    }
-
-    @UiThread
-    internal fun refund(item: OrderHistoryEntry, amount: Amount, reason: String) {
-        val merchantConfig = configManager.merchantConfig!!
-        val refundRequest = mapOf(
-            "order_id" to item.orderId,
-            "refund" to amount.toJSONString(),
-            "reason" to reason
-        )
-        val body = JSONObject(refundRequest)
-        Log.d(TAG, body.toString(4))
-        val req = MerchantRequest(POST, merchantConfig, "refund", null, body,
-            Listener { onRefundResponse(it, item, amount, reason) },
-            LogErrorListener { onRefundError(it) }
-        )
-        queue.add(req)
-    }
-
-    @UiThread
-    private fun onRefundResponse(
-        json: JSONObject,
-        item: OrderHistoryEntry,
-        amount: Amount,
-        reason: String
-    ) {
-        if (!json.has("contract_terms")) {
-            Log.e(TAG, "Contract terms missing: $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(error: VolleyError? = null) {
-        val data = error?.networkResponse?.data
-        if (data != null) {
-            val json = JSONObject(String(data))
-            if (json.has("code") && json.getInt("code") == 2602) {
-                mRefundResult.value = RefundResult.AlreadyRefunded
-                return
-            }
-        }
-        mRefundResult.value = RefundResult.Error
-    }
-
-}
-- 
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