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import { observer } from 'mobx-react';
import * as React from 'react';
import { Doc } from '../../../../fields/Doc';
// import { Chart as ChartJS, CategoryScale, LinearScale, BarElement, Title, Tooltip, Legend, InteractionItem, PointElement, LineElement } from 'chart.js';
// import { Bar, getDatasetAtEvent, getElementAtEvent, Line } from 'react-chartjs-2';
import { ChartJSOrUndefined } from 'react-chartjs-2/dist/types';
import { action, computed, observable } from 'mobx';
import { Cast, StrCast } from '../../../../fields/Types';
import { LineChart, Line, XAxis, YAxis, CartesianGrid, Tooltip, Legend, ResponsiveContainer } from 'recharts';
import { CategoricalChartState } from 'recharts/types/chart/generateCategoricalChart';
export interface ChartBoxProps {
rootDoc: Doc;
pairs: { x: number; y: number }[];
}
export interface ChartJsData {
labels: number[];
datasets: {
label: string;
data: number[];
backgroundColor: string[];
}[];
}
// ChartJS.register(CategoryScale, LinearScale, BarElement, Title, Tooltip, Legend, PointElement, LineElement);
const primaryColor = 'rgba(53, 162, 235, 0.5)';
const selectedColor = 'rgba(255, 99, 132, 0.5)';
const data = [
{
name: 'Page A',
uv: 4000,
pv: 2400,
amt: 2400,
},
{
name: 'Page B',
uv: 3000,
pv: 1398,
amt: 2210,
},
{
name: 'Page C',
uv: 2000,
pv: 9800,
amt: 2290,
},
{
name: 'Page D',
uv: 2780,
pv: 3908,
amt: 2000,
},
{
name: 'Page E',
uv: 1890,
pv: 4800,
amt: 2181,
},
{
name: 'Page F',
uv: 2390,
pv: 3800,
amt: 2500,
},
{
name: 'Page G',
uv: 3490,
pv: 4300,
amt: 2100,
},
];
export interface RechartData {
name: string | number;
y: number;
}
@observer
export class ChartBox extends React.Component<ChartBoxProps> {
@observable private _chartData: RechartData[] = [];
@computed get currView() {
if (this.props.rootDoc._dataVizView) {
return StrCast(this.props.rootDoc._currChartView);
} else {
return 'table';
}
}
constructor(props: any) {
super(props);
if (!this.props.rootDoc._currChartView) {
this.props.rootDoc._currChartView = 'bar';
}
}
@action
generateChartData() {
if (this.props.rootDoc._chartData) {
this._chartData = JSON.parse(StrCast(this.props.rootDoc._chartData));
return;
}
// generate the chart data according to the RechartData type from the pairs prop
const chartData: RechartData[] = [];
this.props.pairs.forEach(pair => {
chartData.push({
name: pair.x,
y: pair.y,
});
});
this._chartData = chartData;
}
// @action
// generateChartJsData() {
// if (this.props.rootDoc._chartData) {
// // parse the string into a json object
// this._chartJsData = JSON.parse(StrCast(this.props.rootDoc._chartData));
// this._prevColor = StrCast(this.props.rootDoc._prevColor);
// this._prevIndex = JSON.parse(StrCast(this.props.rootDoc._prevIndex));
// return;
// }
// const labels = this.props.pairs.map(p => p.x);
// const dataset = {
// label: 'Dataset 1',
// data: this.props.pairs.map(p => p.y),
// backgroundColor: this.props.pairs.map(p => primaryColor),
// };
// const data = {
// labels,
// datasets: [dataset],
// };
// this._chartJsData = data;
// }
componentDidMount() {
// this.generateChartJsData();
this.generateChartData();
}
@action
onClickChangeChart = (e: React.MouseEvent<HTMLButtonElement>) => {
e.preventDefault();
e.stopPropagation();
console.log(e.currentTarget.value);
this.props.rootDoc._currChartView = e.currentTarget.value.toLowerCase();
};
// @action
// onClick = (e: React.MouseEvent<HTMLCanvasElement, MouseEvent>) => {
// e.preventDefault();
// console.log(e);
// if (getDatasetAtEvent(this._chartRef.current, e).length == 0) return;
// if (!this._chartJsData) return;
// if (this._prevIndex && this._prevColor) {
// this._chartJsData.datasets[this._prevIndex.dIndex].backgroundColor[this._prevIndex.index] = this._prevColor;
// }
// const currSelected = getElementAtEvent(this._chartRef.current, e);
// // TODO - nda: the currSelected might not have the updated color variables so look into that
// this._currSelected = currSelected;
// const index = { datasetIndex: currSelected[0].datasetIndex, index: currSelected[0].index };
// this._prevIndex = { dIndex: index.datasetIndex, index: index.index };
// this._prevColor = this._chartJsData.datasets[index.datasetIndex].backgroundColor[index.index];
// this._chartJsData.datasets[index.datasetIndex].backgroundColor[index.index] = selectedColor;
// this._chartRef.current.update();
// // stringify this._chartJsData
// const strData = JSON.stringify(this._chartJsData);
// this.props.rootDoc._chartData = strData;
// this.props.rootDoc._prevColor = this._prevColor;
// this.props.rootDoc._prevIndex = JSON.stringify(this._prevIndex);
// };
onMouseMove = (e: CategoricalChartState) => {
console.log(e);
// pops up at 526 when it should be at 263
// at 100%scale it pops up at 526 but mouse shows 263 at 50% scale
if (e.chartX && e.chartY) {
e.chartX += 263;
e.chartY += 263;
}
// if (e.chartX && e.chartY) {
// e.chartX -= 200;
// e.chartY -= 200;
// }
};
handleDotClick = (e: any) => {
console.log(e);
};
// handleTextClick = (e: any) => {
// console.log(e);
// }
@computed get reLineChart() {
return (
<ResponsiveContainer width="80%" height="80%">
<LineChart
width={500}
height={300}
data={this._chartData}
margin={{
top: 5,
right: 30,
left: 20,
bottom: 5,
}}
onMouseDown={e => console.log(e)}
onMouseMove={e => this.onMouseMove(e)}>
<CartesianGrid strokeDasharray="3 3" />
<XAxis dataKey="name" onMouseDown={e => console.log(e)} />
<YAxis />
<Tooltip />
<Legend />
<Line type="monotone" dataKey="y" stroke="#8884d8" activeDot={{ r: 8, onClick: this.handleDotClick }} />
{/* <Line type="monotone" dataKey="uv" stroke="#82ca9d" /> */}
</LineChart>
</ResponsiveContainer>
);
}
render() {
if (this.props.pairs && this._chartData.length > 0) {
return (
<div>
<div>
{/*{this.props.rootDoc._currChartView == 'line' ? (
<Line ref={this._chartRef} options={this.options} data={this._chartJsData} onClick={e => this.onClick(e)} />
) : (
<Bar ref={this._chartRef} options={this.options} data={this._chartJsData} onClick={e => this.onClick(e)} />
)} */}
{this.reLineChart}
</div>
<button onClick={e => this.onClickChangeChart(e)} value="line">
Line
</button>
<button onClick={e => this.onClickChangeChart(e)} value="bar">
Bar
</button>
</div>
);
} else {
return <div></div>;
}
}
}
|
