/**
 * External dependencies
 */
import { Chart } from 'react-google-charts';

import DataTable from './DataTable.js';

import FileImport from './Import/FileImport.js';

import RemoteImport from './Import/RemoteImport.js';

import ChartImport from './Import/ChartImport.js';

import DataImport from './Import/DataImport.js';

import ManualData from './Import/ManualData.js';

import Sidebar from './Sidebar.js';

import ChartPermissions from './ChartPermissions.js';

import PanelButton from './PanelButton.js';

import merge from 'merge';

import { compact, formatDate, isValidJSON, formatData } from '../utils.js';

/**
 * WordPress dependencies
 */
const { startCase } = lodash;

const { __ } = wp.i18n;

const {
	Component,
	Fragment
} = wp.element;

const { InspectorControls } = wp.blockEditor || wp.editor;

class ChartSelect extends Component {
	constructor() {
		super( ...arguments );

		this.state = {

			/**
			 * Sidebar Route Status
			 *
			 * home - Initial screen.
			 * showAdvanced - Show Advanced Options.
			 */
			route: 'home'
		};
	}

	render() {
		let chartVersion = 'undefined' !== typeof google.visualization ? google.visualization.Version : 'current';

		let chart, footer;

		let data = formatDate( JSON.parse( JSON.stringify( this.props.chart ) ) );

		if ( 0 <= [ 'gauge', 'tabular', 'timeline' ].indexOf( this.props.chart['visualizer-chart-type']) ) {
			if ( 'DataTable' === data['visualizer-chart-library']) {
				chart = data['visualizer-chart-type'];
			} else {
                chart = this.props.chart['visualizer-chart-type'];
                if ( 'tabular' === chart ) {
                    chart = 'table';
                }
                chart = startCase( chart );
			}
		} else {
			chart = `${ startCase( this.props.chart['visualizer-chart-type']) }Chart`;
		}

        if ( data['visualizer-data-exploded']) {
            footer = __( 'Annotations in this chart may not display here but they will display in the front end.' );
        }

		return (
			<Fragment>
				{ 'home' === this.state.route &&
					<InspectorControls>

						<FileImport
							chart={ this.props.chart }
							readUploadedFile={ this.props.readUploadedFile }
						/>

						<RemoteImport
							id={ this.props.id }
							chart={ this.props.chart }
							editURL={ this.props.editURL }
							isLoading={ this.props.isLoading }
							uploadData={ this.props.uploadData }
							editSchedule={ this.props.editSchedule }
							editJSONSchedule={ this.props.editJSONSchedule }
							editJSONURL={ this.props.editJSONURL }
							editJSONHeaders={ this.props.editJSONHeaders }
							editJSONRoot={ this.props.editJSONRoot }
							editJSONPaging={ this.props.editJSONPaging }
							JSONImportData={ this.props.JSONImportData }
						/>

						<ChartImport getChartData={ this.props.getChartData } isLoading={ this.props.isLoading } />

						<DataImport
							chart={ this.props.chart }
							editSchedule={ this.props.editDatabaseSchedule }
							databaseImportData={ this.props.databaseImportData }
						/>

						<ManualData chart={ this.props.chart } editChartData={ this.props.editChartData } />

						<PanelButton
							label={ __( 'Advanced Options' ) }
                            className="visualizer-advanced-options"
							icon="admin-tools"
							onClick={ () => this.setState({ route: 'showAdvanced' }) }
						/>

						<PanelButton
							label={ __( 'Chart Permissions' ) }
							icon="admin-users"
							onClick={ () => this.setState({ route: 'showPermissions' }) }
						/>
					</InspectorControls>
				}

				{ ( 'showAdvanced' === this.state.route || 'showPermissions' === this.state.route ) &&
					<InspectorControls>
						<PanelButton
							label={ __( 'Chart Settings' ) }
							onClick={ () => this.setState({ route: 'home' }) }
							isBack={ true }
						/>

						{ 'showAdvanced' === this.state.route &&
							<Sidebar chart={ this.props.chart } attributes={ this.props.attributes } edit={ this.props.editSettings } />
						}

						{ 'showPermissions' === this.state.route &&
							<ChartPermissions chart={ this.props.chart } edit={ this.props.editPermissions } />
						}
					</InspectorControls>
				}

				<div className="visualizer-settings__chart" data-chart-type={ chart }>

					{ ( null !== this.props.chart ) &&

						( 'DataTable' === data['visualizer-chart-library']) ? (
							<DataTable
								id={ this.props.id }
								rows={ data['visualizer-data'] }
								columns={ data['visualizer-series'] }
								options={ data['visualizer-settings'] }
							/>
						) : ( '' !== data['visualizer-data-exploded'] ? (
							<Chart
								chartVersion={ chartVersion }
								chartType={ chart }
								rows={ data['visualizer-data'] }
								columns={ data['visualizer-series'] }
								options={
									isValidJSON( this.props.chart['visualizer-settings'].manual ) ?
										merge( compact( this.props.chart['visualizer-settings']), JSON.parse( this.props.chart['visualizer-settings'].manual ) ) :
										compact( this.props.chart['visualizer-settings'])
								}
								height="500px"
                                formatters={ formatData( data ) }
							/>
                        ) : (
							<Chart
								chartVersion={ chartVersion }
								chartType={ chart }
								rows={ data['visualizer-data'] }
								columns={ data['visualizer-series'] }
								options={
									isValidJSON( this.props.chart['visualizer-settings'].manual ) ?
										merge( compact( this.props.chart['visualizer-settings']), JSON.parse( this.props.chart['visualizer-settings'].manual ) ) :
										compact( this.props.chart['visualizer-settings'])
								}
								height="500px"
                                formatters={ formatData( data ) }
							/>
						)
					) }

                     <div className="visualizer-settings__charts-footer"><sub>
                        { footer }
                     </sub></div>

				</div>
			</Fragment>
		);
	}
}

export default ChartSelect;