AG-730 New example for redux

This commit is contained in:
Sean Landsman
2017-08-31 17:17:26 +01:00
parent 5a45846cb7
commit 73cc989512
8 changed files with 252 additions and 0 deletions

View File

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import React, {Component} from "react";
import {connect} from "react-redux";
class PriceRenderer extends Component {
constructor(props) {
super(props);
this.state = {
convertedValue: this.applyExchangeRate(props.exchangeRate, props.value)
};
}
componentWillReceiveProps(nextProps) {
this.setState({
convertedValue: this.applyExchangeRate(nextProps.exchangeRate, nextProps.value)
})
}
render() {
return (
<span>{this.props.currencySymbol}{this.state.convertedValue}</span>
);
}
applyExchangeRate = (exchangeRate, value) => {
return parseFloat(value * exchangeRate).toFixed(2); // simplified/naive exchange rate implementation!
}
}
export default connect(
(state) => {
return {
currencySymbol: state.currencySymbol,
exchangeRate: state.exchangeRate
}
}
)(PriceRenderer);