From fbf050267244b72afb193e6ab80ea485e0eaf309 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Fri, 23 Sep 2022 15:17:29 -0300
Subject: add bank account record

---
 packages/taler-util/src/walletTypes.ts   | 32 +++++++++++++-
 packages/taler-wallet-core/src/db.ts     | 17 +++++++
 packages/taler-wallet-core/src/wallet.ts | 76 +++++++++++++++++++++++++++-----
 3 files changed, 113 insertions(+), 12 deletions(-)

diff --git a/packages/taler-util/src/walletTypes.ts b/packages/taler-util/src/walletTypes.ts
index ec14630d2..35cb14837 100644
--- a/packages/taler-util/src/walletTypes.ts
+++ b/packages/taler-util/src/walletTypes.ts
@@ -600,8 +600,15 @@ export interface WalletCoreVersion {
   bank: string;
 }
 
+export interface KnownBankAccountsInfo {
+  uri: PaytoUri;
+  kyc_completed: boolean;
+  currency: string;
+  alias: string,
+}
+
 export interface KnownBankAccounts {
-  accounts: { [payto: string]: PaytoUri };
+  accounts: KnownBankAccountsInfo[];
 }
 
 export interface ExchangeTos {
@@ -1077,6 +1084,29 @@ export const codecForListKnownBankAccounts =
       .property("currency", codecOptional(codecForString()))
       .build("ListKnownBankAccountsRequest");
 
+export interface AddKnownBankAccountsRequest {
+  payto: string;
+  alias: string;
+  currency: string;
+}
+export const codecForAddKnownBankAccounts =
+  (): Codec<AddKnownBankAccountsRequest> =>
+    buildCodecForObject<AddKnownBankAccountsRequest>()
+      .property("payto", (codecForString()))
+      .property("alias", (codecForString()))
+      .property("currency", (codecForString()))
+      .build("AddKnownBankAccountsRequest");
+
+export interface ForgetKnownBankAccountsRequest {
+  payto: string;
+}
+
+export const codecForForgetKnownBankAccounts =
+  (): Codec<ForgetKnownBankAccountsRequest> =>
+    buildCodecForObject<ForgetKnownBankAccountsRequest>()
+      .property("payto", (codecForString()))
+      .build("ForgetKnownBankAccountsRequest");
+
 export interface GetExchangeWithdrawalInfo {
   exchangeBaseUrl: string;
   amount: AmountJson;
diff --git a/packages/taler-wallet-core/src/db.ts b/packages/taler-wallet-core/src/db.ts
index 589f84e15..c33e1c3fb 100644
--- a/packages/taler-wallet-core/src/db.ts
+++ b/packages/taler-wallet-core/src/db.ts
@@ -2084,8 +2084,25 @@ export const WalletStoresV1 = {
     }),
     {},
   ),
+  bankAccounts: describeStore(
+    "bankAccounts",
+    describeContents<BankAccountsRecord>({
+      keyPath: "uri",
+    }),
+    {},
+  ),
 };
 
+/**
+ * User accounts
+ */
+export interface BankAccountsRecord {
+  uri: string;
+  currency: string;
+  kyc_completed: boolean;
+  alias: string;
+}
+
 export interface MetaConfigRecord {
   key: string;
   value: any;
diff --git a/packages/taler-wallet-core/src/wallet.ts b/packages/taler-wallet-core/src/wallet.ts
index 3ee37ec1a..7890259f2 100644
--- a/packages/taler-wallet-core/src/wallet.ts
+++ b/packages/taler-wallet-core/src/wallet.ts
@@ -93,6 +93,9 @@ import {
   TalerErrorDetail,
   codecForTransactionByIdRequest,
   DenominationInfo,
+  KnownBankAccountsInfo,
+  codecForAddKnownBankAccounts,
+  codecForForgetKnownBankAccounts,
 } from "@gnu-taler/taler-util";
 import { TalerCryptoInterface } from "./crypto/cryptoImplementation.js";
 import {
@@ -670,27 +673,68 @@ async function listKnownBankAccounts(
   ws: InternalWalletState,
   currency?: string,
 ): Promise<KnownBankAccounts> {
-  const accounts: { [account: string]: PaytoUri } = {};
+  const accounts: KnownBankAccountsInfo[] = [];
   await ws.db
-    .mktx((x) => [x.withdrawalGroups])
+    .mktx((x) => [x.bankAccounts])
     .runReadOnly(async (tx) => {
-      const withdrawalGroups = await tx.withdrawalGroups.iter().toArray();
-      for (const r of withdrawalGroups) {
-        const amount = r.rawWithdrawalAmount;
-        if (currency && currency !== amount.currency) {
+      const knownAccounts = await tx.bankAccounts.iter().toArray();
+      for (const r of knownAccounts) {
+        if (currency && currency !== r.currency) {
           continue;
         }
-        if (r.senderWire) {
-          const payto = parsePaytoUri(r.senderWire);
-          if (payto) {
-            accounts[r.senderWire] = payto;
-          }
+        const payto = parsePaytoUri(r.uri);
+        if (payto) {
+          accounts.push({
+            uri: payto,
+            alias: r.alias,
+            kyc_completed: r.kyc_completed,
+            currency: r.currency,
+          });
         }
       }
     });
   return { accounts };
 }
 
+/**
+ */
+async function addKnownBankAccounts(
+  ws: InternalWalletState,
+  payto: string,
+  alias: string,
+  currency: string,
+): Promise<void> {
+  await ws.db
+    .mktx((x) => [x.bankAccounts])
+    .runReadWrite(async (tx) => {
+      tx.bankAccounts.put({
+        uri: payto,
+        alias: alias,
+        currency: currency,
+        kyc_completed: false,
+      });
+    });
+  return;
+}
+
+/**
+ */
+async function forgetKnownBankAccounts(
+  ws: InternalWalletState,
+  payto: string,
+): Promise<void> {
+  await ws.db
+    .mktx((x) => [x.bankAccounts])
+    .runReadWrite(async (tx) => {
+      const account = await tx.bankAccounts.get(payto);
+      if (!account) {
+        throw Error(`account not found: ${payto}`);
+      }
+      tx.bankAccounts.delete(account.uri);
+    });
+  return;
+}
+
 async function getExchanges(
   ws: InternalWalletState,
 ): Promise<ExchangesListResponse> {
@@ -1140,6 +1184,16 @@ async function dispatchRequestInternal(
       const req = codecForListKnownBankAccounts().decode(payload);
       return await listKnownBankAccounts(ws, req.currency);
     }
+    case "addKnownBankAccounts": {
+      const req = codecForAddKnownBankAccounts().decode(payload);
+      await addKnownBankAccounts(ws, req.payto, req.alias, req.currency);
+      return {};
+    }
+    case "forgetKnownBankAccounts": {
+      const req = codecForForgetKnownBankAccounts().decode(payload);
+      await forgetKnownBankAccounts(ws, req.payto);
+      return {};
+    }
     case "getWithdrawalDetailsForUri": {
       const req = codecForGetWithdrawalDetailsForUri().decode(payload);
       return await getWithdrawalDetailsForUri(ws, req.talerWithdrawUri);
-- 
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