From 1e00724a0dcd0d65e6d786a1d8d7cdffc9fe2a85 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Tue, 6 Sep 2022 17:17:44 -0300
Subject: listExchangesDetailed to getExchangeDetailedInfo & ageRestriction
 taken from the denoms

---
 .../src/wallet/ExchangeSelection/state.ts          | 25 +++++++++++++++-------
 1 file changed, 17 insertions(+), 8 deletions(-)

(limited to 'packages/taler-wallet-webextension/src/wallet/ExchangeSelection/state.ts')

diff --git a/packages/taler-wallet-webextension/src/wallet/ExchangeSelection/state.ts b/packages/taler-wallet-webextension/src/wallet/ExchangeSelection/state.ts
index eda755e96..28d34578a 100644
--- a/packages/taler-wallet-webextension/src/wallet/ExchangeSelection/state.ts
+++ b/packages/taler-wallet-webextension/src/wallet/ExchangeSelection/state.ts
@@ -25,11 +25,21 @@ export function useComponentState(
   { onCancel, onSelection, currency }: Props,
   api: typeof wxApi,
 ): State {
-  const hook = useAsyncAsHook(api.listExchangesDetailled);
-
   const initialValue = 0
   const [value, setValue] = useState(String(initialValue));
 
+  const hook = useAsyncAsHook(async () => {
+    const { exchanges } = await api.listExchanges()
+
+    const selectedIdx = parseInt(value, 10)
+    const selectedExchange = exchanges.length == 0 ? undefined : exchanges[selectedIdx]
+    const selected = !selectedExchange ? undefined : await api.getExchangeDetailedInfo(selectedExchange.exchangeBaseUrl)
+
+    const initialExchange = selectedIdx === initialValue ? undefined : exchanges[initialValue]
+    const original = !initialExchange ? undefined : await api.getExchangeDetailedInfo(initialExchange.exchangeBaseUrl)
+    return { exchanges, selected, original }
+  });
+
   if (!hook) {
     return {
       status: "loading",
@@ -43,18 +53,16 @@ export function useComponentState(
     };
   }
 
-  const exchanges = hook.response.exchanges;
+  const { exchanges, selected, original } = hook.response;
 
-  if (exchanges.length === 0) {
+  if (!selected) {
+    //!selected <=> exchanges.length === 0
     return {
       status: "no-exchanges",
       error: undefined
     }
   }
 
-  const original = exchanges[initialValue];
-  const selected = exchanges[Number(value)];
-
   let nextFeeUpdate = TalerProtocolTimestamp.never();
 
   nextFeeUpdate = Object.values(selected.wireInfo.feesForType).reduce(
@@ -97,7 +105,8 @@ export function useComponentState(
 
   const exchangeMap = exchanges.reduce((prev, cur, idx) => ({ ...prev, [cur.exchangeBaseUrl]: String(idx) }), {} as Record<string, string>)
 
-  if (original === selected) {
+  if (!original) {
+    // !original <=> selected == original
     return {
       status: "ready",
       exchanges: {
-- 
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