1 files changed, 99 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/cta/Reward/state.ts b/packages/taler-wallet-webextension/src/cta/Reward/state.ts
new file mode 100644
index 000000000..98463cb60
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+++ b/packages/taler-wallet-webextension/src/cta/Reward/state.ts
@@ -0,0 +1,99 @@
+/*
+ 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/>
+ */
+
+import { Amounts } from "@gnu-taler/taler-util";
+import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
+import { alertFromError, useAlertContext } from "../../context/alert.js";
+import { useBackendContext } from "../../context/backend.js";
+import { useTranslationContext } from "@gnu-taler/web-util/browser";
+import { useAsyncAsHook } from "../../hooks/useAsyncAsHook.js";
+import { Props, State } from "./index.js";
+
+export function useComponentState({
+  talerTipUri: talerRewardUri,
+  onCancel,
+  onSuccess,
+}: Props): State {
+  const api = useBackendContext();
+  const { i18n } = useTranslationContext();
+  const { pushAlertOnError } = useAlertContext();
+  const tipInfo = useAsyncAsHook(async () => {
+    if (!talerRewardUri) throw Error("ERROR_NO-URI-FOR-TIP");
+    const tip = await api.wallet.call(WalletApiOperation.PrepareReward, {
+      talerRewardUri,
+    });
+    return { tip };
+  });
+
+  if (!tipInfo) {
+    return {
+      status: "loading",
+      error: undefined,
+    };
+  }
+  if (tipInfo.hasError) {
+    return {
+      status: "error",
+      error: alertFromError(
+        i18n.str`Could not load the status of the term of service`,
+        tipInfo,
+      ),
+    };
+  }
+  // if (tipInfo.hasError) {
+  //   return {
+  //     status: "loading-uri",
+  //     error: tipInfo,
+  //   };
+  // }
+
+  const { tip } = tipInfo.response;
+
+  const doAccept = async (): Promise<void> => {
+    const res = await api.wallet.call(WalletApiOperation.AcceptReward, {
+      walletRewardId: tip.walletRewardId,
+    });
+
+    //FIX: this may not be seen since we are moving to the success also
+    tipInfo.retry();
+    onSuccess(res.transactionId);
+  };
+
+  const baseInfo = {
+    merchantBaseUrl: tip.merchantBaseUrl,
+    exchangeBaseUrl: tip.exchangeBaseUrl,
+    amount: Amounts.parseOrThrow(tip.rewardAmountEffective),
+    error: undefined,
+    cancel: {
+      onClick: pushAlertOnError(onCancel),
+    },
+  };
+
+  if (tip.accepted) {
+    return {
+      status: "accepted",
+      ...baseInfo,
+    };
+  }
+
+  return {
+    status: "ready",
+    ...baseInfo,
+    accept: {
+      onClick: pushAlertOnError(doAccept),
+    },
+  };
+}