import * as React from 'react';
 


import './App.css';

import JqxTreeGrid, { ITreeGridProps, jqx } from 'jqwidgets-scripts/jqwidgets-react-tsx/jqxtreegrid';

class App extends React.PureComponent<{}, ITreeGridProps> {
  private myTreeGrid = React.createRef<JqxTreeGrid>();

  constructor(props: {}) {
    super(props);

    const employees: any[] = [{ "EmployeeID": 1, "FirstName": "Nancy", "LastName": "Davolio", "ReportsTo": 2, "Country": "USA", "Title": "Sales Representative", "HireDate": "1992-05-01 00:00:00", "BirthDate": "1948-12-08 00:00:00", "City": "Seattle", "Address": "507 - 20th Ave. E.Apt. 2A" }, { "EmployeeID": 2, "FirstName": "Andrew", "LastName": "Fuller", "ReportsTo": null, "Country": "USA", "Title": "Vice President, Sales", "HireDate": "1992-08-14 00:00:00", "BirthDate": "1952-02-19 00:00:00", "City": "Tacoma", "Address": "908 W. Capital Way" }, { "EmployeeID": 3, "FirstName": "Janet", "LastName": "Leverling", "ReportsTo": 2, "Country": "USA", "Title": "Sales Representative", "HireDate": "1992-04-01 00:00:00", "BirthDate": "1963-08-30 00:00:00", "City": "Kirkland", "Address": "722 Moss Bay Blvd." }, { "EmployeeID": 4, "FirstName": "Margaret", "LastName": "Peacock", "ReportsTo": 2, "Country": "USA", "Title": "Sales Representative", "HireDate": "1993-05-03 00:00:00", "BirthDate": "1937-09-19 00:00:00", "City": "Redmond", "Address": "4110 Old Redmond Rd." }, { "EmployeeID": 5, "FirstName": "Steven", "LastName": "Buchanan", "ReportsTo": 2, "Country": "UK", "Title": "Sales Manager", "HireDate": "1993-10-17 00:00:00", "BirthDate": "1955-03-04 00:00:00", "City": "London", "Address": "14 Garrett Hill" }, { "EmployeeID": 6, "FirstName": "Michael", "LastName": "Suyama", "ReportsTo": 5, "Country": "UK", "Title": "Sales Representative", "HireDate": "1993-10-17 00:00:00", "BirthDate": "1963-07-02 00:00:00", "City": "London", "Address": "Coventry House Miner Rd." }, { "EmployeeID": 7, "FirstName": "Robert", "LastName": "King", "ReportsTo": 5, "Country": "UK", "Title": "Sales Representative", "HireDate": "1994-01-02 00:00:00", "BirthDate": "1960-05-29 00:00:00", "City": "London", "Address": "Edgeham Hollow Winchester Way" }, { "EmployeeID": 8, "FirstName": "Laura", "LastName": "Callahan", "ReportsTo": 2, "Country": "USA", "Title": "Inside Sales Coordinator", "HireDate": "1994-03-05 00:00:00", "BirthDate": "1958-01-09 00:00:00", "City": "Seattle", "Address": "4726 - 11th Ave. N.E." }, { "EmployeeID": 9, "FirstName": "Anne", "LastName": "Dodsworth", "ReportsTo": 5, "Country": "UK", "Title": "Sales Representative", "HireDate": "1994-11-15 00:00:00", "BirthDate": "1966-01-27 00:00:00", "City": "London", "Address": "7 Houndstooth Rd." }];

    const source: any = {
      dataFields: [
        { name: 'EmployeeID', type: 'number' },
        { name: 'ReportsTo', type: 'number' },
        { name: 'FirstName', type: 'string' },
        { name: 'LastName', type: 'string' },
        { name: 'Country', type: 'string' },
        { name: 'City', type: 'string' },
        { name: 'Address', type: 'string' },
        { name: 'Title', type: 'string' },
        { name: 'HireDate', type: 'date' },
        { name: 'BirthDate', type: 'date' }
      ],
      dataType: 'json',
      hierarchy:
      {
        keyDataField: { name: 'EmployeeID' },
        parentDataField: { name: 'ReportsTo' }
      },
      id: 'EmployeeID',
      localData: employees
    };

    const dataAdapter: any = new jqx.dataAdapter(source, {
      beforeLoadComplete: (records: any[]): any[] => {
        for (const item of records) {
          const imgUrl = 'https://www.jqwidgets.com/react/images/' + item.FirstName.toLowerCase() + '.png';
          item.icon = imgUrl;
        }
        return records;
      }
    });

    this.state = {
      columnGroups: [
        { text: 'Name', name: 'Name' }
      ],
      columns: [
        { columnGroup: 'Name', dataField: 'FirstName', text: 'FirstName', width: 200 },
        { columnGroup: 'Name', dataField: 'LastName', text: 'LastName', width: 150 },
        { dataField: 'Title', text: 'Title', width: 160 },
        { cellsFormat: 'd', dataField: 'BirthDate', text: 'Birth Date', width: 120 },
        { cellsFormat: 'd', dataField: 'HireDate', text: 'Hire Date', width: 120 },
        { dataField: 'Address', text: 'Address', width: 200 },
        { dataField: 'City', text: 'City', width: 120 },
        { dataField: 'Country', text: 'Country' },
      ],
      ready: (): void => {
        setTimeout(() => {
          this.myTreeGrid.current!.expandRow(2);
        }, 0);
      },
      source: dataAdapter
    }
  }

  public render() {
    return (
      <JqxTreeGrid theme={'material-purple'} ref={this.myTreeGrid}
        // @ts-ignore
        width={'100%'}
        source={this.state.source}
        icons={true}
        columns={this.state.columns}
        columnGroups={this.state.columnGroups}
        ready={this.state.ready}
      />
    );
  }
}

export default App;
