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mirror of https://github.com/kremalicious/blog.git synced 2024-06-26 03:06:25 +02:00

show conversion to usd/eur

This commit is contained in:
Matthias Kretschmann 2018-10-14 20:28:35 +02:00
parent c0bdc8cd72
commit acbdd9e812
Signed by: m
GPG Key ID: 606EEEF3C479A91F
7 changed files with 119 additions and 12 deletions

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@ -48,7 +48,7 @@ This way, EXIF data is only extracted at build time and can be simply queried wi
In the end looks like this, including location display with [pigeon-maps](https://github.com/mariusandra/pigeon-maps):
<img width="878" alt="screen shot 2018-10-09 at 23 59 39" src="https://user-images.githubusercontent.com/90316/46701262-6ed05680-cc1f-11e8-81c4-f4ea18b89bc0.png">
<img width="1098" alt="screen shot 2018-10-14 at 20 27 39" src="https://user-images.githubusercontent.com/90316/46920507-9d6b7a00-cfef-11e8-84c8-a1997f471cae.png">
If you want to know how this works, have a look at the respective component under
@ -61,11 +61,15 @@ Lets visitors say thanks with Bitcoin or Ether. Uses [web3.js](https://github.co
As a fallback, QR codes are generated with [react-qr-svg](https://github.com/no23reason/react-qr-svg) from the addresses defined in [`config.js`](config.js).
<img width="1091" alt="screen shot 2018-10-13 at 18 40 56" src="https://user-images.githubusercontent.com/90316/46907751-907b5780-cf17-11e8-902d-6c520b388292.png" />
<img width="1171" alt="screen shot 2018-10-14 at 20 26 13" src="https://user-images.githubusercontent.com/90316/46920497-7319bc80-cfef-11e8-9e50-f0a15d50215d.png">
If you want to know how this works, have a look at the respective components under
- [`src/components/Web3Donation/index.jsx`](src/components/Web3Donation/index.jsx)
- [`src/components/Web3Donation/InputGroup.jsx`](src/components/Web3Donation/InputGroup.jsx)
- [`src/components/Web3Donation/Conversion.jsx`](src/components/Web3Donation/Conversion.jsx)
- [`src/components/Web3Donation/Alerts.jsx`](src/components/Web3Donation/Alerts.jsx)
- [`src/components/Web3Donation/utils.jsx`](src/components/Web3Donation/utils.jsx)
- [`src/components/atoms/Qr.jsx`](src/components/atoms/Qr.jsx)
### 🕸 Related Posts

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@ -8,12 +8,12 @@ const Message = ({ message, ...props }) => (
export default class Alerts extends PureComponent {
static propTypes = {
hasCorrectNetwork: PropTypes.bool,
hasAccount: PropTypes.bool,
hasCorrectNetwork: PropTypes.bool.isRequired,
hasAccount: PropTypes.bool.isRequired,
networkName: PropTypes.string,
error: PropTypes.object,
transactionHash: PropTypes.string,
web3Connected: PropTypes.bool
web3Connected: PropTypes.bool.isRequired
}
alertMessages = (networkName, transactionHash) => ({

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@ -0,0 +1,45 @@
import React, { PureComponent } from 'react'
import PropTypes from 'prop-types'
import { getFiat } from './utils'
import styles from './Conversion.module.scss'
export default class Conversion extends PureComponent {
static propTypes = {
amount: PropTypes.string.isRequired
}
state = {
euro: '0.00',
dollar: '0.00'
}
componentDidMount() {
this.getFiatResponse()
}
componentDidUpdate(prevProps) {
const { amount } = this.state
if (amount !== prevProps.amount) {
this.getFiatResponse()
}
}
async getFiatResponse() {
const { dollar, euro } = await getFiat(this.props.amount)
this.setState({
euro: euro,
dollar: dollar
})
}
render() {
return (
<div className={styles.conversion}>
<span>
{this.state.dollar !== '0.00' && `= $ ${this.state.dollar}`}
</span>
<span>{this.state.euro !== '0.00' && `= € ${this.state.euro}`}</span>
</div>
)
}
}

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@ -0,0 +1,18 @@
@import 'variables';
.conversion {
font-size: $font-size-mini;
color: $brand-grey-light;
text-align: center;
@media (min-width: $screen-sm) {
position: absolute;
bottom: -($spacer / 1.5);
right: 51%;
text-align: right;
}
span {
margin-left: $spacer / 2;
}
}

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@ -1,15 +1,16 @@
import React, { PureComponent } from 'react'
import PropTypes from 'prop-types'
import Input from '../atoms/Input'
import Conversion from './Conversion'
import styles from './InputGroup.module.scss'
export default class InputGroup extends PureComponent {
static propTypes = {
hasCorrectNetwork: PropTypes.bool,
hasAccount: PropTypes.bool,
amount: PropTypes.number,
onAmountChange: PropTypes.func,
handleButton: PropTypes.func
hasCorrectNetwork: PropTypes.bool.isRequired,
hasAccount: PropTypes.bool.isRequired,
amount: PropTypes.string.isRequired,
onAmountChange: PropTypes.func.isRequired,
handleButton: PropTypes.func.isRequired
}
render() {
@ -43,6 +44,7 @@ export default class InputGroup extends PureComponent {
>
Make it rain
</button>
<Conversion amount={amount} />
</div>
)
}

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@ -16,7 +16,7 @@ export default class Web3Donation extends PureComponent {
networkName: null,
accounts: [],
selectedAccount: null,
amount: 0.01,
amount: '0.01',
transactionHash: null,
loading: false,
error: null
@ -44,7 +44,7 @@ export default class Web3Donation extends PureComponent {
// await ethereum.enable()
// } catch (error) {
// // User denied account access...
// console.log(error)
// Logger.error(error)
// }
// }

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@ -23,3 +23,41 @@ export const getNetworkName = async netId => {
return networkName
}
export const getFiat = async amount => {
const url = 'https://api.coinmarketcap.com/v1/ticker/ethereum/?convert=EUR'
try {
const response = await fetch(url)
if (!response.ok) {
throw Error(response.statusText)
}
const data = await response.json()
const { price_usd, price_eur } = data[0]
const dollar = (amount * price_usd).toFixed(2)
const euro = (amount * price_eur).toFixed(2)
return { dollar, euro }
} catch (error) {
Logger.error(error)
}
}
export class Logger {
static dispatch(verb, ...args) {
// eslint-disable-next-line no-console
console[verb](...args)
}
static log(...args) {
Logger.dispatch('log', ...args)
}
static debug(...args) {
Logger.dispatch('debug', ...args)
}
static error(...args) {
Logger.dispatch('error', ...args)
}
}