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## [2.1.3](v2.1.2...v2.1.3) (2022-06-11) ### Bug Fixes * release dist ([607f512](607f512))
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The MIT License (MIT) | ||
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Copyright (c) 2022 Fabian Piper | ||
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Permission is hereby granted, free of charge, to any person obtaining a copy | ||
of this software and associated documentation files (the "Software"), to deal | ||
in the Software without restriction, including without limitation the rights | ||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
copies of the Software, and to permit persons to whom the Software is | ||
furnished to do so, subject to the following conditions: | ||
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The above copyright notice and this permission notice shall be included in all | ||
copies or substantial portions of the Software. | ||
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
SOFTWARE. |
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<a href="https://www.npmjs.com/package/@whitelabel-solutions/wallet-connector" target="__blank"><img src="https://img.shields.io/npm/v/@whitelabel-solutions/wallet-connector?color=a1b858&label=" alt="NPM version"></a> | ||
[![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/) | ||
[![semantic-release: angular](https://img.shields.io/badge/semantic--release-angular-e10079?logo=semantic-release)](https://github.com/semantic-release/semantic-release) | ||
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<!-- PROJECT LOGO --> | ||
<br /> | ||
<div align="center"> | ||
<a href="https://github.com/othneildrew/Best-README-Template"> | ||
<img src="meta/img/logo.svg" alt="Logo" width="80" height="80"> | ||
</a> | ||
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<h1 align="center">Wallet Connector</h1> | ||
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<p align="center"> | ||
A framework-agnostic Ethereum provider solution to enable wallet connection for dApps. | ||
</p> | ||
</div> | ||
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## Introduction | ||
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`@whitelabel-solutions/wallet-connector` is an easy-to-use library to support integration of the most common providers for wallet connection to your dApp. Following features are currently available: | ||
- Connect and Disconnect to a multitude of providers | ||
- Handle error, loading and connect states | ||
- Specify a limited number of allowed chains | ||
- Specify a desired chain and trigger a switch/add chain request | ||
- Switch Chain | ||
- Add Chain | ||
- Store the current provider in local storage to facilitate sign-in for returning users | ||
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> The library is framework-agnostic, meaning it is developed entirely in Typescript without any reliance on frameworks like React or Vue. However, it may of course be used in React or Vue. | ||
## Available connectors | ||
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More to come soon! | ||
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| Connector | Docs | | ||
|-------------------------------------------------|-------------------------------------------------------------------------------------------------| | ||
| [MetaMask](/src/connectors/MetaMask) | [www.docs.metamask.io/guide/](https://docs.metamask.io/guide/) | | ||
| [Coinbase Wallet](/src/connectors/CoinbaseWallet) | [www.docs.cloud.coinbase.com/wallet-sdk/docs](https://docs.cloud.coinbase.com/wallet-sdk/docs) | | ||
| [Wallet Connect](/src/connectors/WalletConnect) | [www.docs.walletconnect.com](https://docs.walletconnect.com/) | | ||
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## Usage | ||
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1. Install `@whitelabel-solutions/wallet-connector` npm package | ||
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```bash | ||
npm install --save @whitelabel-solutions/wallet-connector | ||
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# OR | ||
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yarn add @whitelabel-solutions/wallet-connector | ||
``` | ||
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2. Setup Connectors | ||
```js | ||
import { | ||
MetaMask, | ||
WalletConnect, | ||
WalletLink, | ||
} from "@whitelabel-solutions/wallet-connector" | ||
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const appName = "appName" | ||
const infuraId = "infuraId" | ||
const chainId = 1 | ||
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const connectors = [ | ||
MetaMask(), | ||
WalletConnect({infuraId}), | ||
WalletLink({ | ||
appName, | ||
rpcUrl: "https://mainnet.infura.io/v3/" + infuraId, | ||
chainId | ||
}) | ||
] | ||
``` | ||
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3. Initialize Connection | ||
```js | ||
import { Connection } from "@whitelabel-solutions/wallet-connector" | ||
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const options = { | ||
allowedChainIds: [1, 3], | ||
desiredChainOrChainId: 1, | ||
} | ||
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const connection = new Connection(options, connectors) // connectors from step 2 | ||
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connection.loadFromCache() // use this to load the provider from local storage | ||
``` | ||
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4. Then you can add @whitelabel-solutions/wallet-connector as follows (e.g. in Vue) | ||
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```vue | ||
<template> | ||
<ul> | ||
<li v-for="connector of connection.connectors" :key="connector.id"> | ||
<button @click.prevent="connector.connect"> | ||
{{ connector.name }} | ||
</button> | ||
</li> | ||
</ul> | ||
</template> | ||
``` | ||
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> You can find working examples in the [example folder](/example/example-vue). | ||
## Options | ||
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The individual connectors are configured according to their respective package documentation. | ||
To configure the connection instance, the following options are available: | ||
```ts | ||
type ConnectionOptions = { | ||
allowedChainIds?: number[] | null // default: null | ||
desiredChainOrChainId?: number | AddEthereumChainParameter | null // default: null | ||
cache?: { | ||
enabled?: boolean // default: true | ||
key?: string // default: 'cached-connector' | ||
} | ||
} | ||
``` | ||
- If `allowedChainIds` option is set, the connector will validate if the user is connected to a matching chain. | ||
- If `desiredChainOrChainId` option is set, the connector will validate if the user is connected to the matching chain and instantiate a chain switch if not. If a chain switch fails because it's unknown to the provider and the option is passed as an object, the connector will try to add the chain to the wallet. | ||
## Connection properties | ||
``` | ||
interface IConnection { | ||
options: ConnectionOptions | ||
connectors: Record<string, IConnectorWrapper> | ||
activeConnectors: Record<string, IConnectorWrapper> | ||
activeConnector: IConnectorWrapper | undefined | ||
loadFromCache: () => Promise<IConnectorWrapper> | ||
} | ||
``` | ||
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## Connector properties | ||
``` | ||
interface IConnectorWrapper { | ||
id: string | ||
name: string | ||
logo: string | ||
provider: IExternalProvider | undefined | ||
accounts: string[] | undefined | ||
chainId: number | undefined | ||
selectedAccount: string | undefined | ||
error: Error | undefined | ||
loading: boolean | ||
connected: boolean | ||
connect: () => Promise<IConnectorWrapper> | ||
disconnect: () => void | ||
} | ||
``` | ||
## License | ||
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Distributed under the MIT License. See `LICENSE.txt` for more information. |
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