From 241ead7a0303c36666fbed6f6623af4403c09533 Mon Sep 17 00:00:00 2001
From: Kieran <kieran@harkin.me>
Date: Tue, 9 May 2023 16:25:59 +0100
Subject: [PATCH] refactor

---
 packages/app/src/Element/CashuNuts.tsx | 66 ++++++++++++++++++++++++++
 packages/app/src/Element/Text.tsx      | 43 ++---------------
 packages/app/src/Pages/Login.tsx       |  2 +-
 packages/app/src/index.css             |  4 ++
 4 files changed, 74 insertions(+), 41 deletions(-)
 create mode 100644 packages/app/src/Element/CashuNuts.tsx

diff --git a/packages/app/src/Element/CashuNuts.tsx b/packages/app/src/Element/CashuNuts.tsx
new file mode 100644
index 00000000..4fc0cc97
--- /dev/null
+++ b/packages/app/src/Element/CashuNuts.tsx
@@ -0,0 +1,66 @@
+import { getDecodedToken } from "@cashu/cashu-ts";
+import { useMemo } from "react";
+import { FormattedMessage } from "react-intl";
+
+import useLogin from "Hooks/useLogin";
+import { useUserProfile } from "Hooks/useUserProfile";
+
+export default function CashuNuts({ token }: { token: string }) {
+  const login = useLogin();
+  const profile = useUserProfile(login.publicKey);
+
+  async function copyToken(e: React.MouseEvent<HTMLButtonElement>, token: string) {
+    e.stopPropagation();
+    await navigator.clipboard.writeText(token);
+  }
+  async function redeemToken(e: React.MouseEvent<HTMLButtonElement>, token: string) {
+    e.stopPropagation();
+    const lnurl = profile?.lud16 ?? "";
+    const url = `https://redeem.cashu.me?token=${encodeURIComponent(token)}&lightning=${encodeURIComponent(lnurl)}`;
+    window.open(url, "_blank");
+  }
+
+  const cashu = useMemo(() => {
+    try {
+      if (!token.startsWith("cashuA") || token.length < 10) {
+        return;
+      }
+      return getDecodedToken(token);
+    } catch {
+      // ignored
+    }
+  }, [token]);
+
+  if (!cashu) return <>{token}</>;
+
+  return (
+    <div className="note-invoice">
+      <div className="flex f-between">
+        <div>
+          <h4>
+            <FormattedMessage defaultMessage="Cashu token" />
+          </h4>
+          <p>
+            <FormattedMessage
+              defaultMessage="Amount: {amount} sats"
+              values={{
+                amount: cashu.token[0].proofs.reduce((acc, v) => acc + v.amount, 0),
+              }}
+            />
+          </p>
+          <small className="xs">
+            <FormattedMessage defaultMessage="Mint: {url}" values={{ url: cashu.token[0].mint }} />
+          </small>
+        </div>
+        <div>
+          <button onClick={e => copyToken(e, token)} className="mr5">
+            <FormattedMessage defaultMessage="Copy" description="Button: Copy Cashu token" />
+          </button>
+          <button onClick={e => redeemToken(e, token)}>
+            <FormattedMessage defaultMessage="Redeem" description="Button: Redeem Cashu token" />
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+}
diff --git a/packages/app/src/Element/Text.tsx b/packages/app/src/Element/Text.tsx
index 8dc99288..7eb5d56c 100644
--- a/packages/app/src/Element/Text.tsx
+++ b/packages/app/src/Element/Text.tsx
@@ -6,15 +6,13 @@ import { visit, SKIP } from "unist-util-visit";
 import * as unist from "unist";
 import { HexKey, NostrPrefix } from "@snort/nostr";
 
-import { getDecodedToken } from "@cashu/cashu-ts";
-import { FormattedMessage } from "react-intl";
-
 import { MentionRegex, InvoiceRegex, HashtagRegex, CashuRegex } from "Const";
-import { eventLink, hexToBech32, splitByUrl, unwrap } from "Util";
+import { eventLink, hexToBech32, splitByUrl, unwrap, validateNostrLink } from "Util";
 import Invoice from "Element/Invoice";
 import Hashtag from "Element/Hashtag";
 import Mention from "Element/Mention";
 import HyperText from "Element/HyperText";
+import CashuNuts from "Element/CashuNuts";
 
 export type Fragment = string | React.ReactNode;
 
@@ -72,46 +70,11 @@ export default function Text({ content, tags, creator, disableMedia, depth }: Te
   }
 
   function extractCashuTokens(fragments: Fragment[]) {
-    async function copyToken(token: string) {
-      await navigator.clipboard.writeText(token);
-    }
-    async function redeemToken(token: string) {
-      const url = `https://redeem.cashu.me?token=${encodeURIComponent(token)}&lightning=${encodeURIComponent(
-        "callebtc@ln.tips"
-      )}`;
-      window.open(url, "_blank");
-    }
-
     return fragments
       .map(f => {
         if (typeof f === "string" && f.includes("cashuA")) {
           return f.split(CashuRegex).map(a => {
-            if (!a.startsWith("cashuA") || a.length < 10) {
-              return a;
-            }
-            const cashu = getDecodedToken(a);
-            if (cashu && cashu.token[0].proofs) {
-              return (
-                <div className="note-invoice" style={{ paddingRight: "0px" }}>
-                  <div className="flex f-between">
-                    <div>
-                      <h4>Cashu token</h4>
-                      <p>Amount: {cashu.token[0].proofs.reduce((acc, v) => (acc += v.amount), 0)} sats</p>
-                      <p style={{ fontSize: "0.6em" }}>Mint: {cashu.token[0].mint}</p>
-                    </div>
-                    <div>
-                      <button style={{ margin: "5px" }} type="button" onClick={() => copyToken(a)}>
-                        <FormattedMessage defaultMessage="Copy" description="Button: Copy Cashu token" />
-                      </button>
-                      <button type="button" onClick={() => redeemToken(a)}>
-                        <FormattedMessage defaultMessage="Redeem" description="Button: Redeem Cashu token" />
-                      </button>
-                    </div>
-                  </div>
-                </div>
-              );
-            }
-            return a;
+            return <CashuNuts token={a} />;
           });
         }
         return f;
diff --git a/packages/app/src/Pages/Login.tsx b/packages/app/src/Pages/Login.tsx
index 1da909b9..c1e2282e 100644
--- a/packages/app/src/Pages/Login.tsx
+++ b/packages/app/src/Pages/Login.tsx
@@ -220,7 +220,7 @@ export default function LoginPage() {
             />
           </div>
           {error.length > 0 ? <b className="error">{error}</b> : null}
-          <p className="login-note">
+          <p>
             <FormattedMessage
               defaultMessage="Only the secret key can be used to publish (sign events), everything else logs you in read-only mode."
               description="Explanation for public key only login is read-only"
diff --git a/packages/app/src/index.css b/packages/app/src/index.css
index 8086846e..4e0a3c95 100644
--- a/packages/app/src/index.css
+++ b/packages/app/src/index.css
@@ -422,6 +422,10 @@ body.scroll-lock {
   height: 100vh;
 }
 
+small.xs {
+  font-size: small;
+}
+
 .pointer {
   cursor: pointer;
 }