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import { action, computed, observable } from 'mobx';
import { observer } from 'mobx-react';
import * as React from 'react';
import { Cast, StrCast } from '../../../../fields/Types';
import { CsvField } from '../../../../fields/URLField';
import { ViewBoxBaseComponent } from '../../DocComponent';
import { FieldViewProps, FieldView } from '../FieldView';
import { ChartBox } from './ChartBox';
import './DataVizBox.scss';
import { TableBox } from './TableBox';
enum DataVizView {
TABLE = 'table',
HISTOGRAM = 'histogram',
}
@observer
export class DataVizBox extends ViewBoxBaseComponent<FieldViewProps>() {
@observable private pairs: { x: number; y: number }[] = [];
// TODO: nda - make this use enum values instead
// @observable private currView: DataVizView = DataVizView.TABLE;
@computed get currView() {
if (this.rootDoc._dataVizView) {
return StrCast(this.rootDoc._dataVizView);
} else {
return 'table';
}
}
constructor(props: any) {
super(props);
if (!this.rootDoc._dataVizView) {
// TODO: nda - this might not always want to default to "table"
this.rootDoc._dataVizView = 'table';
}
}
public static LayoutString(fieldKey: string) {
return FieldView.LayoutString(DataVizBox, fieldKey);
}
@computed get selectView() {
switch (this.currView) {
case 'table':
return <TableBox pairs={this.pairs} />;
case 'histogram':
return <ChartBox rootDoc={this.rootDoc} pairs={this.pairs} />;
// case "histogram":
// return (<HistogramBox rootDoc={this.rootDoc} pairs={this.pairs}/>)
}
}
@computed get pairVals() {
return fetch('/csvData?uri=' + this.dataUrl?.url.href).then(res => res.json());
}
@computed get dataUrl() {
return Cast(this.dataDoc[this.fieldKey], CsvField);
}
componentDidMount() {
// this.createPairs();
this.fetchData();
}
fetchData() {
const uri = this.dataUrl?.url.href;
fetch('/csvData?uri=' + uri).then(res =>
res.json().then(
action(res => {
this.pairs = res;
})
)
);
}
// handle changing the view using a button
@action changeViewHandler(e: React.MouseEvent<HTMLButtonElement>) {
e.preventDefault();
e.stopPropagation();
this.rootDoc._dataVizView = this.currView == 'table' ? 'histogram' : 'table';
}
render() {
if (this.pairs.length == 0) {
return <div>Loading...</div>;
}
return (
<div className="dataViz">
<button onClick={e => this.changeViewHandler(e)}>Change View</button>
{this.selectView}
</div>
);
}
}
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