import * as React from 'react';
 

import JqxChart, { IChartProps } from 'jqwidgets-scripts/jqwidgets-react-tsx/jqxchart';

class App extends React.PureComponent<{}, IChartProps> {

    private eventText = React.createRef<HTMLDivElement>();

    constructor(props: {}) {
        super(props);
        this.chartEvent = this.chartEvent.bind(this);

        const sampleData: any = [
            { Day: 'Monday', Keith: 30, Erica: 15, George: 25 },
            { Day: 'Tuesday', Keith: 25, Erica: 25, George: 30 },
            { Day: 'Wednesday', Keith: 30, Erica: 20, George: 25 },
            { Day: 'Thursday', Keith: 35, Erica: 25, George: 45 },
            { Day: 'Friday', Keith: 20, Erica: 20, George: 25 },
            { Day: 'Saturday', Keith: 30, Erica: 20, George: 30 },
            { Day: 'Sunday', Keith: 60, Erica: 45, George: 90 }
        ];

        this.state = {
            description: 'Time spent in vigorous exercise',
            padding: { left: 5, top: 5, right: 5, bottom: 5 },
            seriesGroups: [
                {
                    series: [
                        { dataField: 'Keith', displayText: 'Keith' },
                        { dataField: 'Erica', displayText: 'Erica' },
                        { dataField: 'George', displayText: 'George' }
                    ],
                    type: 'column',
                    valueAxis:
                    {
                        maxValue: 100,
                        minValue: 0,
                        title: { text: 'Time in minutes' },
                        unitInterval: 10
                    }
                }
            ],
            source: sampleData,
            title: 'Fitness & exercise weekly scorecard',
            titlePadding: { left: 90, top: 0, right: 0, bottom: 10 },
            xAxis: {
                dataField: 'Day',
                type: 'basic'
            }
        };
    }

    public render() {
        return (
            <div>
                <div onMouseLeave={this.chartEvent} onMouseEnter={this.chartEvent}>
                    <JqxChart onClick={this.chartEvent} onToggle={this.chartEvent}
                        style={{ width: '850px', height: '500px' }}
                        title={this.state.title} description={this.state.description}
                        showToolTips={false} enableAnimations={true} padding={this.state.padding}
                        titlePadding={this.state.titlePadding} source={this.state.source} xAxis={this.state.xAxis}
                        seriesGroups={this.state.seriesGroups} colorScheme={'scheme04'} />
                </div>
                <div ref={this.eventText} style={{ width: '400px', height: '30px' }} />
            </div>
        );
    }

    private chartEvent(event: any) {
        let eventData;
        if (event) {
            if (event.args) {
                if (event.type === 'toggle') {
                    eventData = '<div><b>Last Event: </b>' + event.type + '<b>, Serie DataField: </b>' + event.args.serie.dataField + '<b>, visible: </b>' + event.args.state + '</div>';
                    return;
                }
                eventData = '<div><b>Last Event: </b>' + event.type + '<b>, Serie DataField: </b>' + event.args.serie.dataField + '<b>, Value: </b>' + event.args.elementValue + '</div>';
            } else {
                eventData = '<div><b>Last Event: </b>' + event.type + '';
            }

            this.eventText.current!.innerHTML = eventData;
        }
    }
}

export default App;