[taler-taler-android] 01/02: [wallet] Add an AccountManager for managing bank accounts

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torsten-grote pushed a commit to branch master
in repository taler-android.

commit d08a424f0421e0f8ef0bcdf8a59f3727356a218a
Author: Torsten Grote <t@grobox.de>
AuthorDate: Wed Oct 26 10:08:16 2022 -0300

    [wallet] Add an AccountManager for managing bank accounts
---
 .../main/java/net/taler/wallet/MainViewModel.kt    |  2 +
 .../net/taler/wallet/accounts/AccountManager.kt    | 54 ++++++++++++++
 .../net/taler/wallet/accounts/KnownBankAccounts.kt | 82 ++++++++++++++++++++++
 3 files changed, 138 insertions(+)

diff --git a/wallet/src/main/java/net/taler/wallet/MainViewModel.kt 
b/wallet/src/main/java/net/taler/wallet/MainViewModel.kt
index 4dbea50..50438c4 100644
--- a/wallet/src/main/java/net/taler/wallet/MainViewModel.kt
+++ b/wallet/src/main/java/net/taler/wallet/MainViewModel.kt
@@ -29,6 +29,7 @@ import kotlinx.coroutines.launch
 import net.taler.common.Event
 import net.taler.common.assertUiThread
 import net.taler.common.toEvent
+import net.taler.wallet.accounts.AccountManager
 import net.taler.wallet.backend.WalletBackendApi
 import net.taler.wallet.balances.BalanceItem
 import net.taler.wallet.balances.BalanceResponse
@@ -97,6 +98,7 @@ class MainViewModel(val app: Application) : 
AndroidViewModel(app) {
     val exchangeManager: ExchangeManager = ExchangeManager(api, viewModelScope)
     val peerManager: PeerManager = PeerManager(api, viewModelScope)
     val settingsManager: SettingsManager = 
SettingsManager(app.applicationContext, viewModelScope)
+    val accountManager: AccountManager = AccountManager(api, viewModelScope)
 
     private val mTransactionsEvent = MutableLiveData<Event<String>>()
     val transactionsEvent: LiveData<Event<String>> = mTransactionsEvent
diff --git a/wallet/src/main/java/net/taler/wallet/accounts/AccountManager.kt 
b/wallet/src/main/java/net/taler/wallet/accounts/AccountManager.kt
new file mode 100644
index 0000000..714683c
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/accounts/AccountManager.kt
@@ -0,0 +1,54 @@
+/*
+ * 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.accounts
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
+import net.taler.wallet.backend.WalletBackendApi
+
+class AccountManager(
+    private val api: WalletBackendApi,
+    private val scope: CoroutineScope,
+) {
+
+    fun listKnownBankAccounts() {
+        scope.launch {
+            val response = api.request("listKnownBankAccounts", 
KnownBankAccounts.serializer())
+            response.onError {
+                throw AssertionError("Wallet core failed to return known bank 
accounts!")
+            }.onSuccess { knownBankAccounts ->
+
+            }
+        }
+    }
+
+    fun addKnownBankAccount(paytoUri: String, alias: String, currency: String) 
{
+        scope.launch {
+            val response = api.request<Unit>("addKnownBankAccounts") {
+                put("payto", paytoUri)
+                put("alias", alias)
+                put("currency", currency)
+            }
+            response.onError {
+                throw AssertionError("Wallet core failed to add known bank 
account!")
+            }.onSuccess {
+
+            }
+        }
+    }
+
+}
diff --git 
a/wallet/src/main/java/net/taler/wallet/accounts/KnownBankAccounts.kt 
b/wallet/src/main/java/net/taler/wallet/accounts/KnownBankAccounts.kt
new file mode 100644
index 0000000..0dcb18e
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/accounts/KnownBankAccounts.kt
@@ -0,0 +1,82 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2022 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.accounts
+
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonClassDiscriminator
+
+@Serializable
+data class KnownBankAccounts(
+    val accounts: List<KnownBankAccountsInfo>,
+)
+
+@Serializable
+data class KnownBankAccountsInfo(
+    val uri: PaytoUri,
+    @SerialName("kyc_completed")
+    val kycCompleted: Boolean,
+    val currency: String,
+    val alias: String,
+)
+
+@Serializable
+@OptIn(ExperimentalSerializationApi::class)
+@JsonClassDiscriminator("targetType")
+sealed class PaytoUri(
+    val isKnown: Boolean,
+    val targetType: String,
+) {
+    abstract val targetPath: String
+    abstract val params: Map<String, String>
+}
+
+@Serializable
+@SerialName("iban")
+class PaytoUriIBAN(
+    val iban: String,
+    override val targetPath: String,
+    override val params: Map<String, String>,
+) : PaytoUri(
+    isKnown = true,
+    targetType = "iban",
+)
+
+@Serializable
+@SerialName("x-taler-bank")
+class PaytoUriTalerBank(
+    val host: String,
+    val account: String,
+    override val targetPath: String,
+    override val params: Map<String, String>,
+) : PaytoUri(
+    isKnown = true,
+    targetType = "x-taler-bank",
+)
+
+@Serializable
+@SerialName("bitcoin")
+class PaytoUriBitcoin(
+    @SerialName("segwitAddrs")
+    val segwitAddresses: List<String>,
+    override val targetPath: String,
+    override val params: Map<String, String>,
+) : PaytoUri(
+    isKnown = true,
+    targetType = "bitcoin",
+)

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