Coinbase Wallet SDK

Coinbase Wallet SDK lets developers connect their dapps to Coinbase Wallet in the following ways:

1. Coinbase Smart Wallet
- Docs
1. Coinbase Wallet mobile for Android and iOS
- Desktop: Users can connect to your dapp by scanning a QR code
- Mobile: Users can connect to your mobile dapp through a deeplink to the dapp browser
1. Coinbase Wallet extension for Chrome and Brave
- Desktop: Users can connect by clicking the connect with extension option.

$3

1. Check available versions:

``shell
# yarn
yarn info @coinbase/wallet-sdk versions

# npm
npm view @coinbase/wallet-sdk versions
`

2. Install latest version:

`shell
# yarn
yarn add @coinbase/wallet-sdk

# npm
npm install @coinbase/wallet-sdk
`

3. Check installed version:

`shell
# yarn
yarn list @coinbase/wallet-sdk

# npm
npm list @coinbase/wallet-sdk
`

$3

Upgrade Coinbase Wallet SDK using yarn or npm.

#### yarn/npm

1. Compare installed version with latest:

`shell
# yarn
yarn outdated @coinbase/wallet-sdk

# npm
npm outdated @coinbase/wallet-sdk
`

2. Update to latest:

`shell
# yarn
yarn upgrade @coinbase/wallet-sdk --latest

# npm
npm update @coinbase/wallet-sdk
`

$3

1. Initialize SDK

`js
const sdk = new CoinbaseWalletSDK({
appName: 'SDK Playground',
});
`

2. Make web3 Provider

`js
const provider = sdk.makeWeb3Provider();
`

3. Request accounts to initialize connection to wallet

`js
const addresses = provider.request({
method: 'eth_requestAccounts',
});
`

4. Make more requests

`js
provider.request('personal_sign', [
0x${Buffer.from('test message', 'utf8').toString('hex')},
addresses[0],
]);
`

5. Handle provider events

`js
provider.on('connect', (info) => {
setConnect(info);
});

provider.on('disconnect', (error) => {
setDisconnect({ code: error.code, message: error.message });
});

provider.on('accountsChanged', (accounts) => {
setAccountsChanged(accounts);
});

provider.on('chainChanged', (chainId) => {
setChainChanged(chainId);
});

provider.on('message', (message) => {
setMessage(message);
});
`

$3

- The Coinbase Wallet SDK test dapp can be viewed here https://coinbase.github.io/coinbase-wallet-sdk/.
- To run it locally follow these steps:

1. Fork this repo and clone it
1. From the root dir run yarn install
1. From the root dir run yarn dev`