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import { Theme } from '@meetfranz/theme';
import classnames from 'classnames';
import CSS from 'csstype';
import { observer } from 'mobx-react';
import React, { Component } from 'react';
import injectStyle from 'react-jss';
import Loader from 'react-loader';
import { IFormField, IWithStyle } from '../typings/generic';
type ButtonType = 'primary' | 'secondary' | 'danger' | 'warning' | 'inverted';
interface IProps extends React.InputHTMLAttributes<HTMLButtonElement>, IFormField, IWithStyle {
buttonType?: ButtonType;
stretch?: boolean;
loaded?: boolean;
busy?: boolean;
}
interface IState {
busy: boolean;
}
const styles = (theme: Theme) => ({
button: {
borderRadius: theme.borderRadiusSmall,
border: 'none',
display: 'flex',
position: 'relative' as CSS.PositionProperty,
transition: 'background .5s',
textAlign: 'center' as CSS.TextAlignProperty,
outline: 'none',
alignItems: 'center',
padding: 0,
width: (props: IProps) => (props.stretch ? '100%' : 'auto') as CSS.WidthProperty<string>,
fontSize: theme.uiFontSize,
},
label: {
margin: '10px 20px',
width: '100%',
},
primary: {
background: theme.buttonPrimaryBackground,
color: theme.buttonPrimaryTextColor,
},
secondary: {
background: theme.buttonSecondaryBackground,
color: theme.buttonSecondaryTextColor,
},
danger: {
background: theme.buttonDangerBackground,
color: theme.buttonDangerTextColor,
},
warning: {
background: theme.buttonWarningBackground,
color: theme.buttonWarningTextColor,
},
inverted: {
background: theme.buttonInvertedBackground,
color: theme.buttonInvertedTextColor,
border: theme.buttonInvertedBorder,
},
disabled: {
opacity: theme.inputDisabledOpacity,
},
loader: {
position: 'relative' as CSS.PositionProperty,
width: 20,
height: 18,
zIndex: 9999,
},
loaderContainer: {
width: (props: IProps): string => (!props.busy ? '0' : '40px'),
height: 20,
overflow: 'hidden',
transition: 'all 0.3s',
marginLeft: (props: IProps): number => !props.busy ? 10 : 20,
marginRight: (props: IProps): number => !props.busy ? -10 : -20,
position: (props: IProps): CSS.PositionProperty => props.stretch ? 'absolute' : 'inherit',
},
});
@observer
class ButtonComponent extends Component<IProps> {
public static defaultProps = {
type: 'button',
disabled: false,
onClick: () => null,
buttonType: 'primary' as ButtonType,
stretch: false,
busy: false,
};
state = {
busy: false,
};
componentWillMount() {
this.setState({ busy: this.props.busy });
}
componentWillReceiveProps(nextProps: IProps) {
if (nextProps.busy !== this.props.busy) {
if (this.props.busy) {
setTimeout(() => {
this.setState({ busy: nextProps.busy });
}, 300);
} else {
this.setState({ busy: nextProps.busy });
}
}
}
render() {
const {
classes,
theme,
disabled,
id,
label,
type,
onClick,
buttonType,
loaded,
busy: busyProp,
} = this.props;
const {
busy,
} = this.state;
let showLoader = false;
if (loaded) {
showLoader = !loaded;
console.warn('Franz Button prop `loaded` will be deprecated in the future. Please use `busy` instead');
}
if (busy) {
showLoader = busy;
}
return (
<button
id={id}
type={type}
onClick={onClick}
className={classnames({
[`${classes.button}`]: true,
[`${classes[buttonType as ButtonType]}`]: true,
[`${classes.disabled}`]: disabled,
})}
disabled={disabled}
>
<div className={classes.loaderContainer}>
{showLoader && (
<Loader
loaded={false}
width={4}
scale={0.45}
color={theme.buttonLoaderColor[buttonType!]}
parentClassName={classes.loader}
/>
)}
</div>
<div className={classes.label}>
{label}
</div>
</button>
);
}
}
export const Button = injectStyle(styles)(ButtonComponent);
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