import { ChangeDetectorRef, Component } from '@angular/core'

import { groupBy } from '../../../../../src-shared/UtilFunctions'
import { DownloadService } from '../../../core/services/download.service'
import { SearchService } from '../../../core/services/search.service'
import { SelectionService } from '../../../core/services/selection.service'

@Component({
	selector: 'app-status-bar',
	templateUrl: './status-bar.component.html',
	styleUrls: ['./status-bar.component.scss'],
})
export class StatusBarComponent {

	multipleCompleted = false
	downloading = false
	error = false
	percent = 0
	// TODO
	// eslint-disable-next-line @typescript-eslint/no-explicit-any
	batchResults: any[]
	// eslint-disable-next-line @typescript-eslint/no-explicit-any
	chartGroups: any[][]

	constructor(
		private downloadService: DownloadService,
		public searchService: SearchService,
		private selectionService: SelectionService,
		ref: ChangeDetectorRef
	) {
		downloadService.onDownloadUpdated(() => {
			setTimeout(() => { // Make sure this is the last callback executed to get the accurate downloadCount
				this.downloading = downloadService.downloadCount > 0
				this.multipleCompleted = downloadService.completedCount > 1
				this.percent = downloadService.totalDownloadingPercent
				this.error = downloadService.anyErrorsExist
				ref.detectChanges()
			}, 0)
		})
	}

	get allResultsVisible() {
		return false // this.searchService.allResultsVisible
	}

	get selectedResults() {
		return this.selectionService.getSelectedResults()
	}

	showDownloads() {
		// TODO
		// $('#downloadsModal').modal('show')
	}

	async downloadSelected() {
		this.chartGroups = []
		// TODO
		// this.batchResults = await window.electron.invoke.getBatchSongDetails(this.selectedResults.map(result => result.id))
		const versionGroups = groupBy(this.batchResults, 'songID')
		for (const versionGroup of versionGroups) {
			if (versionGroup.findIndex(version => version.chartID !== versionGroup[0].chartID) !== -1) {
				// Must have multiple charts of this song
				this.chartGroups.push(versionGroup.filter(version => version.versionID === version.latestVersionID))
			}
		}

		if (this.chartGroups.length === 0) {
			for (const versions of versionGroups) {
				// this.searchService.sortChart(versions)
				const downloadVersion = versions[0]
				const downloadSong = this.selectedResults.find(song => song.id === downloadVersion.songID)!
				this.downloadService.addDownload(
					downloadVersion.versionID, {
					chartName: downloadVersion.chartName,
					artist: downloadSong.artist,
					charter: downloadVersion.charters,
					driveData: downloadVersion.driveData,
				})
			}
		} else {
			// TODO
			// $('#selectedModal').modal('show')
			// [download all charts for each song] [deselect these songs] [X]
		}
	}

	downloadAllCharts() {
		const songChartGroups = groupBy(this.batchResults, 'songID', 'chartID')
		for (const chart of songChartGroups) {
			// this.searchService.sortChart(chart)
			const downloadVersion = chart[0]
			const downloadSong = this.selectedResults.find(song => song.id === downloadVersion.songID)!
			this.downloadService.addDownload(
				downloadVersion.versionID, {
				chartName: downloadVersion.chartName,
				artist: downloadSong.artist,
				charter: downloadVersion.charters,
				driveData: downloadVersion.driveData,
			}
			)
		}
	}

	deselectSongsWithMultipleCharts() {
		// TODO
		// for (const chartGroup of this.chartGroups) {
		// this.selectionService.deselectSong(chartGroup[0].songID)
		// }
	}

	clearCompleted() {
		this.downloadService.cancelCompleted()
	}
}