Frontend cleanup

README.md

@@ -229,3 +229,5 @@ if neither error:
 ```
 return the secret contract's own pubkey
 ```
+
+This project is licensed under the GNU General Public License v3.0 - see the [LICENSE](./LICENCE) file for details.

packages/nextjs/app/createAccount.tsx → packages/nextjs/app/_components/createAccount.tsx

@@ -1,8 +1,8 @@
 import { useState } from "react";
-import { useGlobalState } from "../services/store/store";
+import { useGlobalState } from "../../services/store/store";
 import type { NextPage } from "next";
 import { useScaffoldWatchContractEvent, useScaffoldWriteContract } from "~~/hooks/scaffold-eth";
-import { convertToBigint } from "~~/utils/convert";
+import { convertToBigint } from "~~/utils/helpers";
 
 interface AccountCreationRequest {
   secret: string;
@@ -11,12 +11,12 @@ interface AccountCreationRequest {
 const CreateAccount: NextPage = () => {
   const [confirmation, setConfirmation] = useState<AccountCreationRequest | undefined>();
   const { writeContractAsync } = useScaffoldWriteContract("NunyaBusiness");
-  // const encoder: TextEncoder = new global.TextEncoder();
-  // const decoder: TextDecoder = new global.TextDecoder();
 
   const { secret, setSecret } = useGlobalState();
   const openRequests = new Map<bigint, AccountCreationRequest>();
 
+  // create new nunya account for the given secret ////////////////////////////
+
   const handleCreateAccount = async (event: React.FormEvent) => {
     event.preventDefault();
     if (!secret) {
@@ -28,7 +28,7 @@ const CreateAccount: NextPage = () => {
     const requestId = await writeContractAsync({
       functionName: "newSecretUser",
       value: 30000000n,
-      // TODO args: [encoder.encode(secret) ...
+      // FIXME encrypt parameters before sending
       args: [secret],
     });
     console.log("⚡ Requesting new account", requestId, secret);
@@ -40,6 +40,8 @@ const CreateAccount: NextPage = () => {
     openRequests.set(convertToBigint(requestId), { secret });
   };
 
+  // wait for the event confirming the account creation ///////////////////////
+
   useScaffoldWatchContractEvent({
     contractName: "NunyaBusiness",
     eventName: "AccountCreated",
@@ -53,7 +55,6 @@ const CreateAccount: NextPage = () => {
           // TODO UI feedback
           return console.error("No request ID returned", log);
         }
-        // FIXME args.requestId is bigint, but the return type of writeContractAsync(...) is `0x{string}`
         const request = openRequests.get(log.args.requestId);
         if (!request) {
           // TODO UI feedback
@@ -69,7 +70,7 @@ const CreateAccount: NextPage = () => {
     <>
       <h2 className="text-center text-2xl mt-8">Create Account</h2>
       <form onSubmit={handleCreateAccount} className="flex flex-col items-center mb-8 mx-5 space-y-4">
-        <div className="flex flex-col space-y-3">
+        <section className="flex flex-col space-y-3">
           <input
             className="border bg-base-100 p-3 w-full rounded-md shadow focus:outline-none focus:ring-2 focus:ring-blue-500"
             type="text"
@@ -83,13 +84,13 @@ const CreateAccount: NextPage = () => {
           >
             Create Account
           </button>
-        </div>
+        </section>
       </form>
       {confirmation ? (
-        <>
+        <section>
           <h3>Account creation confirmed</h3>
           <p>Secret: {confirmation.secret}.</p>
-        </>
+        </section>
       ) : (
         <></>
       )}

packages/nextjs/app/createPaymentReference.tsx → packages/nextjs/app/_components/createPaymentReference.tsx

@@ -1,28 +1,28 @@
 import { useState } from "react";
-import { PaymentReference, useGlobalState } from "../services/store/store";
+import { PaymentReference, useGlobalState } from "../../services/store/store";
 import type { NextPage } from "next";
 import QRCode from "qrcode.react";
 import { useScaffoldWatchContractEvent, useScaffoldWriteContract } from "~~/hooks/scaffold-eth";
-import { convertToBigint } from "~~/utils/convert";
+import { MAX_GAS_PER_BLOCK, convertToBigint } from "~~/utils/helpers";
 import { SupportedCurrencies, createPaymentLink } from "~~/utils/link";
 
 const CreatePaymentReference: NextPage = () => {
   const [desiredReference, setDesiredReference] = useState("");
   const [amount, setAmount] = useState<number>(0);
   const [currency, setCurrency] = useState<SupportedCurrencies>("ETH");
   const { writeContractAsync } = useScaffoldWriteContract("NunyaBusiness");
-  // const encoder: TextEncoder = new global.TextEncoder();
-  // const decoder: TextDecoder = new global.TextDecoder();
 
   const { secret, setSecret, references, addReference } = useGlobalState();
   const openRequests = new Map<bigint, PaymentReference>();
 
   // create payment reference /////////////////////////////////////////////////
+
   const handleCreatePaymentReference = async (event: React.FormEvent) => {
     event.preventDefault();
     const requestId = await writeContractAsync({
       functionName: "createPaymentReference",
-      // value: parseEther(returnAmount),
+      // FIXME: estimate the amount of gas required for forward fees
+      value: MAX_GAS_PER_BLOCK,
       // FIXME args: [encoder.encode(secret) ...
       args: [secret, desiredReference],
     });
@@ -31,9 +31,12 @@ const CreatePaymentReference: NextPage = () => {
       // TODO UI feedback
       return console.error("No request ID returned.");
     }
+    // FIXME returned requestId should be bigint but return type of writeContractAsync(...) is `0x{string}`
     openRequests.set(convertToBigint(requestId), { amount, currency, reference: "loading..." });
   };
 
+  // watch for an event that confirms that the reference has been created /////
+
   useScaffoldWatchContractEvent({
     contractName: "NunyaBusiness",
     eventName: "PaymentReferenceCreated",
@@ -47,7 +50,6 @@ const CreatePaymentReference: NextPage = () => {
           // TODO UI feedback
           return console.error("No request ID returned", log);
         }
-        // FIXME args.requestId is bigint, but the return type of writeContractAsync(...) is `0x{string}`
         const request = openRequests.get(log.args.requestId);
         if (!request) {
           // TODO UI feedback
@@ -69,7 +71,7 @@ const CreatePaymentReference: NextPage = () => {
     <>
       <h2 className="text-center text-2xl mt-8">Create Payment Reference</h2>
       <form onSubmit={handleCreatePaymentReference} className="flex flex-col items-center mb-8 mx-5 space-y-4">
-        <div className="flex flex-col space-y-3">
+        <section className="flex flex-col space-y-3">
           <input
             className="border bg-base-100 p-3 w-full rounded-md shadow focus:outline-none focus:ring-2 focus:ring-blue-500"
             type="text"
@@ -123,30 +125,30 @@ const CreatePaymentReference: NextPage = () => {
           >
             Create New Payment Reference
           </button>
-        </div>
-        {references.length > 0 ? (
-          <section>
-            <h3>Created payment references</h3>
-            <ul>
-              {references.map((ref, index) => (
-                <li key={index}>
-                  <p className="text-center">
-                    Reference: {ref.reference}, amount: {ref.amount}, currency: {ref.currency}, payment link:{" "}
-                    <a href={createPaymentLink(ref)} target="_blank">
-                      {createPaymentLink(ref)}
-                    </a>
-                  </p>
-                  <p className="text-center">
-                    QR code: <QRCode value={createPaymentLink(ref)} size={256} />
-                  </p>
-                </li>
-              ))}
-            </ul>
-          </section>
-        ) : (
-          <></>
-        )}
+        </section>
       </form>
+      {references.length > 0 ? (
+        <section>
+          <h3>Created payment references</h3>
+          <ul>
+            {references.map((ref, index) => (
+              <li key={index}>
+                <p className="text-center">
+                  Reference: {ref.reference}, amount: {ref.amount}, currency: {ref.currency}, payment link:{" "}
+                  <a href={createPaymentLink(ref)} target="_blank">
+                    {createPaymentLink(ref)}
+                  </a>
+                </p>
+                <p className="text-center">
+                  QR code: <QRCode value={createPaymentLink(ref)} size={256} />
+                </p>
+              </li>
+            ))}
+          </ul>
+        </section>
+      ) : (
+        <></>
+      )}
     </>
   );
 };

packages/nextjs/app/withdraw.tsx → packages/nextjs/app/_components/withdraw.tsx

@@ -1,9 +1,9 @@
 import { useState } from "react";
-import { useGlobalState } from "../services/store/store";
+import { useGlobalState } from "../../services/store/store";
 import type { NextPage } from "next";
 import { formatEther, parseEther } from "viem";
 import { useScaffoldWatchContractEvent, useScaffoldWriteContract } from "~~/hooks/scaffold-eth";
-import { convertToBigint } from "~~/utils/convert";
+import { convertToBigint } from "~~/utils/helpers";
 
 interface WithdrawalRequest {
   amount: string;
@@ -15,8 +15,6 @@ const Withdraw: NextPage = () => {
   const [address, setReturnAddress] = useState("");
   const [confirmation, setConfirmation] = useState<WithdrawalRequest | undefined>();
   const { writeContractAsync } = useScaffoldWriteContract("NunyaBusiness");
-  // const encoder: TextEncoder = new global.TextEncoder();
-  // const decoder: TextDecoder = new global.TextDecoder();
 
   const { secret, setSecret } = useGlobalState();
   const openRequests = new Map<bigint, WithdrawalRequest>();
@@ -27,13 +25,14 @@ const Withdraw: NextPage = () => {
     // const encryptedSecret: ArrayBuffer = await encrypt(encoder.encode(secret));
     const requestId = await writeContractAsync({
       functionName: "withdrawTo",
-      // TODO args: [encoder.encode(secret) ...
-      args: [secret, parseEther(amount), convertToBigint(address), "ETH"],
+      // FIXME encrypt parameters
+      args: [secret, parseEther(amount), address, "ETH"],
     });
-    console.log("⚡ Requesting new account", requestId, secret, parseEther(amount), address);
+    console.log("⚡ Withdrawal requested. ", requestId, secret, parseEther(amount), address);
     if (!requestId) {
       return console.error("No request ID returned.");
     }
+    // FIXME returned requestId should be bigint but return type of writeContractAsync(...) is `0x{string}`
     openRequests.set(convertToBigint(requestId), { amount, address: convertToBigint(address) });
   };
 
@@ -50,7 +49,6 @@ const Withdraw: NextPage = () => {
           // TODO UI feedback
           return console.error("No request ID returned", log);
         }
-        // FIXME args.requestId is bigint, but the return type of writeContractAsync(...) is `0x{string}`
         const request = openRequests.get(log.args.requestId);
         if (!request) {
           // TODO UI feedback

packages/nextjs/app/layout.tsx

@@ -4,9 +4,10 @@ import { ThemeProvider } from "~~/components/ThemeProvider";
 import "~~/styles/globals.css";
 import { getMetadata } from "~~/utils/scaffold-eth/getMetadata";
 
+// Has side effect of setting HTML header metadata like thumbnail.jpg
 export const metadata = getMetadata({
-  title: "Scaffold-ETH 2 App",
-  description: "Built with 🏗 Scaffold-ETH 2",
+  title: "Nunya.business",
+  description: "Receive business payments without revealing to other what you've earned.",
 });
 
 const ScaffoldEthApp = ({ children }: { children: React.ReactNode }) => {

packages/nextjs/app/page.tsx

@@ -1,41 +1,27 @@
 "use client";
 
-import CreateAccount from "./createAccount";
-import CreatePaymentReference from "./createPaymentReference";
-import Withdraw from "./withdraw";
+import CreateAccount from "./_components/createAccount";
+import CreatePaymentReference from "./_components/createPaymentReference";
+import Withdraw from "./_components/withdraw";
 import type { NextPage } from "next";
 
-declare global {
-  interface Window {
-    temp: unknown;
-  }
-}
-
 const Home: NextPage = () => {
   return (
     <>
       <div className="bg-base-200 min-h-screen flex flex-col justify-center py-10 w-full">
-        <h1 className="text-center">
+        <h1 className="text-center mb-12">
           <span className="block text-5xl font-bold">Nunya.business</span>
-          <span className="block text-3xl bg-base-100 mb-4">Receive Business Payments</span>
+          <span className="block text-3xl mb-4">Receive Business Payments</span>
+          <p className="block bg-base-100 my-2 p-2 font-medium text-base">
+            ... without revealing to other what you&apos;ve earned.
+          </p>
         </h1>
-        <div className="flex justify-center items-center space-x-2 flex-col sm:flex-row mb-8">
-          <p className="my-2 font-medium text-base">... without revealing to other clients what you&apos;ve earned.</p>
-        </div>
 
         <p className="text-base">Create a payment link and add it to your invoice to start receiving payments.</p>
 
         <CreateAccount></CreateAccount>
         <CreatePaymentReference></CreatePaymentReference>
         <Withdraw></Withdraw>
-
-        {/* Uncomment if needed
-        <Link href="/debug" passHref className="link text-blue-500 hover:underline">
-          Debug
-        </Link>
-        <BugAntIcon className="h-8 w-8 fill-secondary" />
-        <MagnifyingGlassIcon className="h-8 w-8 fill-secondary" />
-        */}
       </div>
     </>
   );