feat: cosmos example dapp (#102)

* feat: updates cosmos example dapp to latest "@walletconnect"

* refactor: uses default methods from `constants`

* chore: updates dependencies

dapps/react-dapp-v2-cosmos-provider/next-env.d.ts

@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.

dapps/react-dapp-v2-cosmos-provider/next.config.js

@@ -0,0 +1,16 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  reactStrictMode: true,
+  swcMinify: true,
+  distDir: "build",
+  webpack(config) {
+    config.resolve.fallback = {
+      ...config.resolve.fallback,
+      fs: false,
+    };
+
+    return config;
+  },
+};
+
+module.exports = nextConfig;

dapps/react-dapp-v2-cosmos-provider/package.json

@@ -11,10 +11,10 @@
   "author": "WalletConnect, Inc. <walletconnect.com>",
   "license": "MIT",
   "scripts": {
-    "start": "react-scripts start",
-    "build": "react-scripts build",
-    "test": "react-scripts test",
-    "eject": "react-scripts eject",
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint",
     "prettier": "prettier --check '**/*.{js,ts,jsx,tsx}'"
   },
   "repository": {
@@ -28,11 +28,8 @@
     "react-error-overlay": "6.0.9"
   },
   "dependencies": {
-    "@walletconnect/client": "2.0.0-beta.26",
-    "@walletconnect/cosmos-provider": "2.0.0-beta.26",
-    "@walletconnect/qrcode-modal": "^1.7.1",
-    "@walletconnect/types": "2.0.0-beta.26",
-    "@walletconnect/utils": "2.0.0-beta.26",
+    "@walletconnect/types": "2.3.0",
+    "@walletconnect/utils": "2.3.0",
     "axios": "^0.21.1",
     "blockies-ts": "^1.0.0",
     "caip-api": "^2.0.0-beta.1",
@@ -47,7 +44,12 @@
     "react-scripts": "^4.0.3",
     "styled-components": "^5.2.0",
     "typescript": "^4.3.2",
-    "web-vitals": "^0.2.4"
+    "web-vitals": "^0.2.4",
+    "next": "12.2.4",
+    "@ethereumjs/tx": "^3.5.0",
+    "@walletconnect/encoding": "^1.0.1",
+    "@walletconnect/universal-provider": "2.3.0",
+    "@web3modal/standalone": "^2.0.0-beta.10"
   },
   "devDependencies": {
     "@testing-library/jest-dom": "^5.16.1",
@@ -60,10 +62,11 @@
     "@types/pino": "^7.0.5",
     "@types/prop-types": "^15.7.4",
     "@types/qr-image": "^3.2.5",
-    "@types/react": "^17.0.38",
-    "@types/react-dom": "^17.0.11",
+    "@types/react": "18.0.15",
+    "@types/react-dom": "18.0.6",
     "@types/styled-components": "^5.1.21",
-    "prettier": "^2.5.1"
+    "prettier": "^2.5.1",
+    "eslint-config-next": "12.2.4"
   },
   "eslintConfig": {
     "extends": [

dapps/react-dapp-v2-cosmos-provider/src/components/Asset.tsx

@@ -5,8 +5,6 @@ import Icon from "./Icon";
 
 import { AssetData } from "../helpers";
 
-import eth from "../assets/eth.svg";
-import erc20 from "../assets/erc20.svg";
 import { getChainMetadata } from "../chains";
 
 const xdai = getChainMetadata("eip155:100").logo;
@@ -39,17 +37,17 @@ const SAssetBalance = styled.div`
 function getAssetIcon(asset: AssetData): JSX.Element {
   if (!!asset.contractAddress) {
     const src = `https://raw.githubusercontent.com/TrustWallet/tokens/master/tokens/${asset.contractAddress.toLowerCase()}.png`;
-    return <Icon src={src} fallback={erc20} />;
+    return <Icon src={src} fallback={"/assets/erc20.svg"} />;
   }
   switch (asset.symbol.toLowerCase()) {
     case "eth":
-      return <Icon src={eth} />;
+      return <Icon src={"assets/eth.svg"} />;
     case "xdai":
       return <Icon src={xdai} />;
     case "matic":
       return <Icon src={matic} />;
     default:
-      return <Icon src={erc20} />;
+      return <Icon src={"/assets/erc20.svg"} />;
   }
 }
 

dapps/react-dapp-v2-cosmos-provider/src/components/Banner.tsx

@@ -1,6 +1,5 @@
 import * as React from "react";
 import styled from "styled-components";
-import logo from "../assets/walletconnect.png";
 
 const SBannerWrapper = styled.div`
   display: flex;
@@ -11,7 +10,7 @@ const SBannerWrapper = styled.div`
 const SBanner = styled.div`
   width: 275px;
   height: 45px;
-  background: url(${logo}) no-repeat;
+  background: url(/assets/walletconnect.png) no-repeat;
   background-size: cover;
   background-position: center;
 `;

dapps/react-dapp-v2-cosmos-provider/src/components/Header.tsx

@@ -50,7 +50,7 @@ const SActiveSession = styled(SActiveAccount as any)`
 interface HeaderProps {
   ping: () => Promise<void>;
   disconnect: () => Promise<void>;
-  session: SessionTypes.Created | undefined;
+  session: SessionTypes.Struct | undefined;
 }
 
 const Header = (props: HeaderProps) => {

dapps/react-dapp-v2-cosmos-provider/src/components/Metadata.tsx

@@ -0,0 +1,17 @@
+import Head from "next/head";
+import * as React from "react";
+import { DEFAULT_APP_METADATA } from "../constants";
+
+const Metadata = () => (
+  <Head>
+    <title>{DEFAULT_APP_METADATA.name}</title>
+    <meta name="description" content={DEFAULT_APP_METADATA.description} />
+    <meta name="url" content={DEFAULT_APP_METADATA.url} />
+
+    {DEFAULT_APP_METADATA.icons.map((icon, index) => (
+      <link key={index} rel="icon" href={icon} />
+    ))}
+  </Head>
+);
+
+export default Metadata;

dapps/react-dapp-v2-cosmos-provider/src/components/Pairing.tsx

@@ -6,7 +6,7 @@ import { PairingTypes } from "@walletconnect/types";
 import Peer from "./Peer";
 
 interface PairingProps {
-  pairing: PairingTypes.Settled;
+  pairing: PairingTypes.Struct;
   onClick?: any;
 }
 
@@ -16,14 +16,12 @@ const SPairingContainer = styled.div`
 `;
 
 const Pairing = (props: PairingProps) => {
-  const {
-    state: { metadata },
-  } = props.pairing;
+  const { peerMetadata } = props.pairing;
   return (
     <SPairingContainer onClick={props.onClick}>
       <div>
-        {typeof metadata !== "undefined" ? (
-          <Peer oneLiner metadata={metadata} />
+        {typeof peerMetadata !== "undefined" ? (
+          <Peer oneLiner metadata={peerMetadata} />
         ) : (
           <div>{`Unknown`}</div>
         )}

dapps/react-dapp-v2-cosmos-provider/src/components/Peer.tsx

@@ -1,7 +1,7 @@
 import * as React from "react";
 import styled from "styled-components";
-import { AppMetadata } from "@walletconnect/types";
 import { colors, fonts } from "../styles";
+import { Metadata } from "@walletconnect/universal-provider";
 
 const SPeerOneLiner = styled.div`
   display: flex;
@@ -53,7 +53,7 @@ const SName = styled(SCenter as any)`
 
 interface PeerProps {
   oneLiner?: boolean;
-  metadata: AppMetadata;
+  metadata: Metadata;
 }
 
 const Peer = (props: PeerProps) =>

dapps/react-dapp-v2-cosmos-provider/src/constants/default.ts

@@ -9,14 +9,16 @@ export const DEFAULT_TEST_CHAINS = [
 
 export const DEFAULT_CHAINS = [...DEFAULT_MAIN_CHAINS, ...DEFAULT_TEST_CHAINS];
 
-export const DEFAULT_PROJECT_ID = process.env.REACT_APP_PROJECT_ID;
+export const DEFAULT_PROJECT_ID = process.env.NEXT_PUBLIC_PROJECT_ID;
 
-export const DEFAULT_INFURA_ID = process.env.REACT_APP_INFURA_ID;
+export const DEFAULT_INFURA_ID = process.env.NEXT_PUBLIC_INFURA_ID;
 
-export const DEFAULT_RELAY_URL = process.env.REACT_APP_RELAY_URL;
+export const DEFAULT_RELAY_URL = process.env.NEXT_PUBLIC_RELAY_URL;
 
 export const DEFAULT_EIP155_METHODS = ["eth_sendTransaction", "personal_sign", "eth_signTypedData"];
 
+export const DEFAULT_COSMOS_METHODS = ["cosmos_signDirect", "cosmos_signAmino"];
+
 export const DEFAULT_LOGGER = "debug";
 
 export const DEFAULT_APP_METADATA = {

dapps/react-dapp-v2-cosmos-provider/src/contexts/ClientContext.tsx

@@ -1,7 +1,7 @@
-import Client, { CLIENT_EVENTS } from "@walletconnect/client";
-import { PairingTypes, SessionTypes } from "@walletconnect/types";
-import CosmosProvider from "@walletconnect/cosmos-provider";
-import QRCodeModal from "@walletconnect/qrcode-modal";
+import SignClient from "@walletconnect/sign-client";
+import { ISignClient, PairingTypes, SessionTypes } from "@walletconnect/types";
+import UniversalProvider, { IUniversalProvider } from "@walletconnect/universal-provider";
+import { Web3Modal } from "@web3modal/standalone";
 import {
   createContext,
   ReactNode,
@@ -11,7 +11,12 @@ import {
   useMemo,
   useState,
 } from "react";
-import { DEFAULT_LOGGER, DEFAULT_PROJECT_ID, DEFAULT_RELAY_URL } from "../constants";
+import {
+  DEFAULT_COSMOS_METHODS,
+  DEFAULT_LOGGER,
+  DEFAULT_PROJECT_ID,
+  DEFAULT_RELAY_URL,
+} from "../constants";
 import { AccountBalances, ChainNamespaces, getAllChainNamespaces } from "../helpers";
 import { apiGetChainNamespace, ChainsMap } from "caip-api";
 
@@ -19,17 +24,17 @@ import { apiGetChainNamespace, ChainsMap } from "caip-api";
  * Types
  */
 interface IContext {
-  client: Client | undefined;
-  session: SessionTypes.Created | undefined;
+  client: ISignClient | undefined;
+  session: SessionTypes.Struct | undefined;
   disconnect: () => Promise<void>;
   isInitializing: boolean;
   chain: string;
-  pairings: string[];
+  pairings: PairingTypes.Struct[];
   accounts: string[];
   balances: AccountBalances;
   chainData: ChainNamespaces;
   onEnable: (chainId: string) => Promise<void>;
-  cosmosProvider?: CosmosProvider;
+  cosmosProvider?: IUniversalProvider;
 }
 
 /**
@@ -41,11 +46,12 @@ export const ClientContext = createContext<IContext>({} as IContext);
  * Provider
  */
 export function ClientContextProvider({ children }: { children: ReactNode | ReactNode[] }) {
-  const [client, setClient] = useState<Client>();
-  const [pairings, setPairings] = useState<string[]>([]);
-  const [session, setSession] = useState<SessionTypes.Created>();
+  const [client, setClient] = useState<ISignClient>();
+  const [pairings, setPairings] = useState<PairingTypes.Struct[]>([]);
+  const [session, setSession] = useState<SessionTypes.Struct>();
+  const [web3Modal, setWeb3Modal] = useState<Web3Modal>();
 
-  const [cosmosProvider, setCosmosProvider] = useState<CosmosProvider>();
+  const [cosmosProvider, setCosmosProvider] = useState<UniversalProvider>();
 
   const [isInitializing, setIsInitializing] = useState(false);
   const [hasCheckedPersistedSession, setHasCheckedPersistedSession] = useState(false);
@@ -86,68 +92,57 @@ export function ClientContextProvider({ children }: { children: ReactNode | Reac
     if (typeof cosmosProvider === "undefined") {
       throw new Error("cosmosProvider is not initialized");
     }
-    await cosmosProvider.disconnect();
+    cosmosProvider.disconnect();
+    resetApp();
   }, [cosmosProvider]);
 
-  const onSessionConnected = useCallback(async (_session: SessionTypes.Settled) => {
+  const onSessionConnected = useCallback(async (_session: SessionTypes.Struct) => {
     setSession(_session);
-    setChain(_session.permissions.blockchain.chains[0]);
-    setAccounts(_session.state.accounts);
   }, []);
 
-  const _subscribeToClientEvents = useCallback(
-    async (_client: Client) => {
-      if (typeof _client === "undefined") {
-        throw new Error("WalletConnect is not initialized");
-      }
-
-      _client.on(CLIENT_EVENTS.pairing.proposal, async (proposal: PairingTypes.Proposal) => {
-        const { uri } = proposal.signal.params;
-        console.log("EVENT", "QR Code Modal open");
-        QRCodeModal.open(uri, () => {
-          console.log("EVENT", "QR Code Modal closed");
-        });
+  const _subscribeToProviderEvents = useCallback(
+    async (provider: UniversalProvider) => {
+      provider.on("display_uri", async (uri: string) => {
+        console.log("EVENT", "QR Code Modal open", uri);
+        web3Modal?.openModal({ uri });
       });
 
-      _client.on(CLIENT_EVENTS.pairing.created, async () => {
-        setPairings(_client.pairing.topics);
-      });
-
-      _client.on(CLIENT_EVENTS.session.updated, (updatedSession: SessionTypes.Settled) => {
-        console.log("EVENT", "session_updated");
-        onSessionConnected(updatedSession);
-      });
-
-      _client.on(CLIENT_EVENTS.session.deleted, () => {
+      provider.on("session_delete", () => {
         console.log("EVENT", "session_deleted");
         resetApp();
       });
     },
-    [onSessionConnected],
+    [web3Modal],
   );
 
   const createClient = useCallback(async () => {
     try {
       setIsInitializing(true);
 
-      const _client = await Client.init({
+      const provider = await UniversalProvider.init({
+        projectId: DEFAULT_PROJECT_ID,
         logger: DEFAULT_LOGGER,
         relayUrl: DEFAULT_RELAY_URL,
+      });
+
+      setCosmosProvider(provider);
+      setClient(provider.client);
+
+      const web3Modal = new Web3Modal({
         projectId: DEFAULT_PROJECT_ID,
       });
 
-      setClient(_client);
-      await _subscribeToClientEvents(_client);
+      setWeb3Modal(web3Modal);
     } catch (err) {
       throw err;
     } finally {
       setIsInitializing(false);
     }
-  }, [_subscribeToClientEvents]);
+  }, []);
 
   const onEnable = useCallback(
     async (caipChainId: string) => {
-      if (!client) {
+      if (!cosmosProvider) {
         throw new ReferenceError("WalletConnect Client is not initialized.");
       }
 
@@ -160,47 +155,50 @@ export function ClientContextProvider({ children }: { children: ReactNode | Reac
       console.log("Enabling cosmosProvider for chainId: ", chainId);
 
       //  Create WalletConnect Provider
-      const cosmosProvider = new CosmosProvider({
-        chains: [chainId],
-        client,
+      const session = await cosmosProvider.connect({
+        namespaces: {
+          cosmos: {
+            methods: DEFAULT_COSMOS_METHODS,
+            chains: [caipChainId],
+            events: ["chainChanged", "accountsChanged"],
+          },
+        },
       });
 
-      console.log(cosmosProvider);
-      setCosmosProvider(cosmosProvider);
+      const _accounts = await cosmosProvider.enable();
+      setAccounts(_accounts);
+      setSession(session);
+      onSessionConnected(session!);
+      setChain(caipChainId);
 
-      try {
-        await cosmosProvider.connect();
-      } catch (error) {
-        console.error(error);
-        return;
-      }
-
-      const _session = await client.session.get(client.session.topics[0]);
-
-      onSessionConnected(_session);
-
-      QRCodeModal.close();
+      web3Modal?.closeModal();
     },
-    [client, onSessionConnected],
+    [cosmosProvider, onSessionConnected, web3Modal],
   );
 
   const _checkForPersistedSession = useCallback(
-    async (_client: Client) => {
-      if (typeof _client === "undefined") {
-        throw new Error("WalletConnect is not initialized");
+    async (provider: IUniversalProvider) => {
+      if (!provider) {
+        throw new Error("Universal Provider is not initialized");
       }
       // populates existing pairings to state
-      setPairings(_client.pairing.topics);
+      setPairings(provider.client!.pairing.getAll({ active: true }));
       if (typeof session !== "undefined") return;
       // populates existing session to state (assume only the top one)
-      if (_client.session.topics.length) {
-        const _session = await _client.session.get(_client.session.topics[0]);
-        const [namespace, chainId] = _session.state.accounts[0].split(":");
+      if (provider.session) {
+        console.log("provider.session", provider.session);
+        const session = provider.session;
+
+        const accounts = session.namespaces[Object.keys(session.namespaces)[0]].accounts;
+        const [namespace, chainId] = accounts[0].split(":");
         const caipChainId = `${namespace}:${chainId}`;
-        onEnable(caipChainId);
+        setAccounts(accounts);
+        setSession(session);
+        setChain(caipChainId);
+        onSessionConnected(session!);
       }
     },
-    [session, onEnable],
+    [session, onSessionConnected],
   );
 
   useEffect(() => {
@@ -213,16 +211,20 @@ export function ClientContextProvider({ children }: { children: ReactNode | Reac
     }
   }, [client, createClient]);
 
+  useEffect(() => {
+    if (cosmosProvider && web3Modal) _subscribeToProviderEvents(cosmosProvider);
+  }, [_subscribeToProviderEvents, cosmosProvider, web3Modal]);
+
   useEffect(() => {
     const getPersistedSession = async () => {
-      if (client && !hasCheckedPersistedSession) {
-        await _checkForPersistedSession(client);
+      if (cosmosProvider && !hasCheckedPersistedSession) {
+        await _checkForPersistedSession(cosmosProvider);
         setHasCheckedPersistedSession(true);
       }
     };
 
     getPersistedSession();
-  }, [client, _checkForPersistedSession, hasCheckedPersistedSession]);
+  }, [cosmosProvider, _checkForPersistedSession, hasCheckedPersistedSession]);
 
   const value = useMemo(
     () => ({

dapps/react-dapp-v2-cosmos-provider/src/index.tsx

@@ -1,27 +0,0 @@
-import * as React from "react";
-import * as ReactDOM from "react-dom";
-import { createGlobalStyle } from "styled-components";
-import { ClientContextProvider } from "./contexts/ClientContext";
-
-import App from "./App";
-import { globalStyle } from "./styles";
-const GlobalStyle = createGlobalStyle`
-  ${globalStyle}
-`;
-
-declare global {
-  // tslint:disable-next-line
-  interface Window {
-    blockies: any;
-  }
-}
-
-ReactDOM.render(
-  <>
-    <GlobalStyle />
-    <ClientContextProvider>
-      <App />
-    </ClientContextProvider>
-  </>,
-  document.getElementById("root"),
-);

dapps/react-dapp-v2-cosmos-provider/src/modals/PairingModal.tsx

@@ -9,7 +9,7 @@ import { STable } from "../components/shared";
 import { SModalContainer, SModalTitle } from "./shared";
 
 interface PairingModalProps {
-  pairings: PairingTypes.Settled[];
+  pairings: PairingTypes.Struct[];
   connect: (pairing?: { topic: string }) => Promise<void>;
 }
 

dapps/react-dapp-v2-cosmos-provider/src/pages/404.tsx

@@ -0,0 +1,3 @@
+export default function FourOhFour() {
+  return <h1>404 Page Not Found</h1>;
+}

dapps/react-dapp-v2-cosmos-provider/src/pages/_app.tsx

@@ -0,0 +1,24 @@
+import "../styles/globals.css";
+import type { AppProps } from "next/app";
+import { createGlobalStyle } from "styled-components";
+import { ClientContextProvider } from "../contexts/ClientContext";
+import Metadata from "../components/Metadata";
+
+import { globalStyle } from "./../styles";
+const GlobalStyle = createGlobalStyle`
+  ${globalStyle}
+`;
+
+function MyApp({ Component, pageProps }: AppProps) {
+  return (
+    <>
+      <Metadata />
+      <GlobalStyle />
+      <ClientContextProvider>
+        <Component {...pageProps} />
+      </ClientContextProvider>
+    </>
+  );
+}
+
+export default MyApp;

dapps/react-dapp-v2-cosmos-provider/src/pages/_error.tsx

@@ -0,0 +1,3 @@
+export default function Error() {
+  return <div>An error as occured</div>;
+}

dapps/react-dapp-v2-cosmos-provider/src/pages/index.tsx

@@ -1,5 +1,5 @@
 import React, { useState } from "react";
-import { version } from "@walletconnect/client/package.json";
+import { version } from "@walletconnect/sign-client/package.json";
 import {
   formatDirectSignDoc,
   stringifySignDocValues,
@@ -7,15 +7,15 @@ import {
   verifyDirectSignature,
 } from "cosmos-wallet";
 
-import Banner from "./components/Banner";
-import Blockchain from "./components/Blockchain";
-import Column from "./components/Column";
-import Header from "./components/Header";
-import Modal from "./components/Modal";
-import { DEFAULT_MAIN_CHAINS } from "./constants";
-import { AccountAction } from "./helpers";
-import RequestModal from "./modals/RequestModal";
-import PingModal from "./modals/PingModal";
+import Banner from "./../components/Banner";
+import Blockchain from "./../components/Blockchain";
+import Column from "./../components/Column";
+import Header from "./../components/Header";
+import Modal from "./../components/Modal";
+import { DEFAULT_MAIN_CHAINS } from "./../constants";
+import { AccountAction } from "./../helpers";
+import RequestModal from "./../modals/RequestModal";
+import PingModal from "./../modals/PingModal";
 import {
   SAccounts,
   SAccountsContainer,
@@ -23,8 +23,8 @@ import {
   SContent,
   SLanding,
   SLayout,
-} from "./components/app";
-import { useWalletConnectClient } from "./contexts/ClientContext";
+} from "./../components/app";
+import { useWalletConnectClient } from "./../contexts/ClientContext";
 
 interface IFormattedRpcResponse {
   method?: string;
@@ -72,8 +72,9 @@ export default function App() {
 
     try {
       setIsRpcRequestPending(true);
-      const _session = await client.session.get(client.session.topics[0]);
-      await client.session.ping(_session.topic);
+      const session = cosmosProvider?.session;
+      if (!session) return;
+      await cosmosProvider.client?.ping({ topic: session.topic! });
       setRpcResult({
         address: "",
         method: "ping",
@@ -198,7 +199,7 @@ export default function App() {
           setRpcResult(result);
         } catch (error) {
           console.error("RPC request failed:", error);
-          setRpcResult({ result: error as string });
+          setRpcResult({ result: (error as Error).message as string });
         } finally {
           setIsRpcRequestPending(false);
         }
@@ -228,17 +229,7 @@ export default function App() {
       <SLanding center>
         <Banner />
         <h6>
-          <span>{`Using v${version || "2.0.0-beta"}`}</span>
-          <sup>
-            (
-            <a
-              style={{ textDecoration: "underline" }}
-              href="https://github.com/WalletConnect/web-examples/tree/main/dapps/react-dapp-v2-cosmos-provider"
-            >
-              outdated
-            </a>{" "}
-            ⚠️)
-          </sup>
+          <span>{`Using v${version}`}</span>
         </h6>
         <SButtonContainer>
           <h6>Select Cosmos chain:</h6>

dapps/react-dapp-v2-cosmos-provider/src/styles/Home.module.css

@@ -0,0 +1,129 @@
+.container {
+  padding: 0 2rem;
+}
+
+.main {
+  min-height: 100vh;
+  padding: 4rem 0;
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+}
+
+.footer {
+  display: flex;
+  flex: 1;
+  padding: 2rem 0;
+  border-top: 1px solid #eaeaea;
+  justify-content: center;
+  align-items: center;
+}
+
+.footer a {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  flex-grow: 1;
+}
+
+.title a {
+  color: #0070f3;
+  text-decoration: none;
+}
+
+.title a:hover,
+.title a:focus,
+.title a:active {
+  text-decoration: underline;
+}
+
+.title {
+  margin: 0;
+  line-height: 1.15;
+  font-size: 4rem;
+}
+
+.title,
+.description {
+  text-align: center;
+}
+
+.description {
+  margin: 4rem 0;
+  line-height: 1.5;
+  font-size: 1.5rem;
+}
+
+.code {
+  background: #fafafa;
+  border-radius: 5px;
+  padding: 0.75rem;
+  font-size: 1.1rem;
+  font-family: Menlo, Monaco, Lucida Console, Liberation Mono, DejaVu Sans Mono,
+    Bitstream Vera Sans Mono, Courier New, monospace;
+}
+
+.grid {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-wrap: wrap;
+  max-width: 800px;
+}
+
+.card {
+  margin: 1rem;
+  padding: 1.5rem;
+  text-align: left;
+  color: inherit;
+  text-decoration: none;
+  border: 1px solid #eaeaea;
+  border-radius: 10px;
+  transition: color 0.15s ease, border-color 0.15s ease;
+  max-width: 300px;
+}
+
+.card:hover,
+.card:focus,
+.card:active {
+  color: #0070f3;
+  border-color: #0070f3;
+}
+
+.card h2 {
+  margin: 0 0 1rem 0;
+  font-size: 1.5rem;
+}
+
+.card p {
+  margin: 0;
+  font-size: 1.25rem;
+  line-height: 1.5;
+}
+
+.logo {
+  height: 1em;
+  margin-left: 0.5rem;
+}
+
+@media (max-width: 600px) {
+  .grid {
+    width: 100%;
+    flex-direction: column;
+  }
+}
+
+@media (prefers-color-scheme: dark) {
+  .card,
+  .footer {
+    border-color: #222;
+  }
+  .code {
+    background: #111;
+  }
+  .logo img {
+    filter: invert(1);
+  }
+}

dapps/react-dapp-v2-cosmos-provider/src/styles/globals.css

@@ -0,0 +1,26 @@
+html,
+body {
+  padding: 0;
+  margin: 0;
+  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen,
+    Ubuntu, Cantarell, Fira Sans, Droid Sans, Helvetica Neue, sans-serif;
+}
+
+a {
+  color: inherit;
+  text-decoration: none;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+@media (prefers-color-scheme: dark) {
+  html {
+    color-scheme: dark;
+  }
+  body {
+    color: white;
+    background: black;
+  }
+}

dapps/react-dapp-v2-cosmos-provider/tsconfig.json

@@ -1,26 +1,20 @@
 {
   "compilerOptions": {
     "target": "es5",
-    "lib": [
-      "dom",
-      "dom.iterable",
-      "esnext"
-    ],
+    "lib": ["dom", "dom.iterable", "esnext"],
     "allowJs": true,
     "skipLibCheck": true,
-    "esModuleInterop": true,
-    "allowSyntheticDefaultImports": true,
     "strict": true,
     "forceConsistentCasingInFileNames": true,
-    "noFallthroughCasesInSwitch": true,
+    "noEmit": true,
+    "esModuleInterop": true,
     "module": "esnext",
     "moduleResolution": "node",
     "resolveJsonModule": true,
     "isolatedModules": true,
-    "noEmit": true,
-    "jsx": "react-jsx"
+    "jsx": "preserve",
+    "incremental": true
   },
-  "include": [
-    "src"
-  ]
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+  "exclude": ["node_modules"]
 }