From 6286699f26f486a9406827ef7359f62896a2dada Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Sat, 5 Aug 2023 23:34:25 +0200
Subject: -validation

---
 packages/taler-util/src/wallet-types.ts | 52 +++++++++++++++++++++++++++++----
 1 file changed, 47 insertions(+), 5 deletions(-)

(limited to 'packages/taler-util/src')

diff --git a/packages/taler-util/src/wallet-types.ts b/packages/taler-util/src/wallet-types.ts
index 922b20862..42d54752a 100644
--- a/packages/taler-util/src/wallet-types.ts
+++ b/packages/taler-util/src/wallet-types.ts
@@ -379,11 +379,44 @@ export interface Balance {
   requiresUserInput: boolean;
 }
 
+export const codecForScopeInfoGlobal = (): Codec<ScopeInfoGlobal> =>
+  buildCodecForObject<ScopeInfoGlobal>()
+    .property("currency", codecForString())
+    .property("type", codecForConstString(ScopeType.Global))
+    .build("ScopeInfoGlobal");
+
+export const codecForScopeInfoExchange = (): Codec<ScopeInfoExchange> =>
+  buildCodecForObject<ScopeInfoExchange>()
+    .property("currency", codecForString())
+    .property("type", codecForConstString(ScopeType.Exchange))
+    .property("url", codecForString())
+    .build("ScopeInfoExchange");
+
+export const codecForScopeInfoAuditor = (): Codec<ScopeInfoAuditor> =>
+  buildCodecForObject<ScopeInfoAuditor>()
+    .property("currency", codecForString())
+    .property("type", codecForConstString(ScopeType.Auditor))
+    .property("url", codecForString())
+    .build("ScopeInfoAuditor");
+
+export const codecForScopeInfo = (): Codec<ScopeInfo> =>
+  buildCodecForUnion<ScopeInfo>()
+    .discriminateOn("type")
+    .alternative(ScopeType.Global, codecForScopeInfoGlobal())
+    .alternative(ScopeType.Exchange, codecForScopeInfoExchange())
+    .alternative(ScopeType.Auditor, codecForScopeInfoAuditor())
+    .build("ScopeInfo");
+
 export interface GetCurrencyInfoRequest {
-  currency: string;
   scope: ScopeInfo;
 }
 
+export const codecForGetCurrencyInfoRequest =
+  (): Codec<GetCurrencyInfoRequest> =>
+    buildCodecForObject<GetCurrencyInfoRequest>()
+      .property("scope", codecForScopeInfo())
+      .build("GetCurrencyInfoRequest");
+
 export interface GetCurrencyInfoResponse {
   decimalSeparator: string;
   numFractionalDigits: number;
@@ -407,10 +440,19 @@ export enum ScopeType {
   Auditor = "auditor",
 }
 
-export type ScopeInfo =
-  | { type: ScopeType.Global; currency: string }
-  | { type: ScopeType.Exchange; currency: string; url: string }
-  | { type: ScopeType.Auditor; currency: string; url: string };
+export type ScopeInfoGlobal = { type: ScopeType.Global; currency: string };
+export type ScopeInfoExchange = {
+  type: ScopeType.Exchange;
+  currency: string;
+  url: string;
+};
+export type ScopeInfoAuditor = {
+  type: ScopeType.Auditor;
+  currency: string;
+  url: string;
+};
+
+export type ScopeInfo = ScopeInfoGlobal | ScopeInfoExchange | ScopeInfoAuditor;
 
 export interface BalancesResponse {
   balances: Balance[];
-- 
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