/
AlertsProvider.js
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/
AlertsProvider.js
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import React, { Component } from 'react';
import { PropTypes } from 'prop-types';
import { MuiThemeProvider, createMuiTheme } from '@material-ui/core/styles';
import AlertController from '../components/AlertController';
import DefaultTheme from '../theme';
import DefaultSettings from '../settings';
import createRcaSettings from '../settings/createRcaSettings';
import createRcaTheme from '../theme/createRcaTheme';
import types from '../utils/types';
const defaultStyles = {
width: '80%',
maxWidth: 450,
minWidth: 320,
position: 'fixed',
top: 75,
right: 16,
zIndex: 100000,
};
const muiTheme = createMuiTheme({
typography: {
useNextVariants: true,
},
});
const DEFAULT_STATE = {
alerts: [],
theme: DefaultTheme,
settings: DefaultSettings,
};
export const AlertsContext = React.createContext(DEFAULT_STATE);
export const AlertsConsumer = AlertsContext.Consumer;
let count = 0;
class AlertsProvider extends Component {
state = DEFAULT_STATE;
componentDidMount() {
this.onThemePropsUpdated(null, this.props.theme);
this.onSettingsPropsUpdated(null, this.props.settings);
}
componentDidUpdate(prevProps) {
this.onThemePropsUpdated(prevProps.theme, this.props.theme);
this.onSettingsPropsUpdated(prevProps.settings, this.props.settings);
}
onThemePropsUpdated = (prevTheme, theme) => {
if (theme !== prevTheme) {
this.setState({ theme: this.createCustomTheme(theme) });
}
};
onSettingsPropsUpdated = (prevSettings, settings) => {
if (settings !== prevSettings) {
this.setState({ settings: this.createCustomSettings(settings) });
}
};
onAlertClose = (alert) => {
this.setState({ alerts: this.state.alerts.filter((current) => (
alert !== current
))}, alert.callback);
};
createAlertObject = (type, header, message, callback, instanceSettings) => {
return {
id: count++,
type,
header,
message,
callback,
settings: this.createCustomSettings(instanceSettings),
};
};
createCustomTheme = (overrides) => {
return createRcaTheme(overrides, this.state.theme);
};
createCustomSettings = (overrides) => {
return createRcaSettings(overrides, this.state.settings);
};
render() {
const { theme } = this.state;
return (
<AlertsContext.Provider
value={{
info: (header, message, callback = null, settings = {}) => {
const info = this.createAlertObject(types.info, header, message, callback, settings);
this.setState({ alerts: [...this.state.alerts, info ] });
},
success: (header, message, callback = null, settings = {}) => {
const success = this.createAlertObject(types.success, header, message, callback, settings);
this.setState({ alerts: [...this.state.alerts, success ] });
},
warning: (header, message, callback = null, settings = {}) => {
const warning = this.createAlertObject(types.warning, header, message, callback, settings);
this.setState({ alerts: [...this.state.alerts, warning ] });
},
error: (header, message, callback = null, settings = {}) => {
const error = this.createAlertObject(types.error, header, message, callback, settings);
this.setState({ alerts: [...this.state.alerts, error ] });
},
updateGlobalTheme: (theme = {}, callback = () => {}) => {
this.setState({ theme: this.createCustomTheme(theme) }, () => {
callback();
});
},
updateGlobalSettings: (settings = {}, callback = () => {}) => {
this.setState({ settings: this.createCustomSettings(settings) }, () => {
callback();
});
},
globalTheme: () => {
return this.state.theme;
},
globalSettings: () => {
return this.state.settings;
},
}}
>
{this.props.children}
<MuiThemeProvider theme={muiTheme}>
<aside style={{ ...defaultStyles, ...this.props.style }}>
{this.state.alerts.map((alert) => (
<AlertController
key={alert.id}
id={alert.id}
header={alert.header}
message={alert.message}
type={alert.type}
onClose={() => this.onAlertClose(alert)}
theme={theme}
settings={alert.settings}
/>
))}
</aside>
</MuiThemeProvider>
</AlertsContext.Provider>
);
}
};
AlertsProvider.propTypes = {
theme: PropTypes.object,
settings: PropTypes.object,
style: PropTypes.object,
};
AlertsProvider.defaultProps = {
theme: DefaultTheme,
settings: DefaultSettings,
style: {},
};
export default AlertsProvider;