/** @file
 * @author Edouard DUPIN
 * @copyright 2018, Edouard DUPIN, all right reserved
 * @license PROPRIETARY (see license file)
 */

import { Component, OnInit, Input, SimpleChanges, EventEmitter, Output } from '@angular/core';
import { Router } from '@angular/router';
import { PopInService } from '../../service';
import { isNullOrUndefined } from '../../utils';


export class UploadProgress {
	labelMediaTitle: string = '';
	mediaSendSize: number = 0;
	mediaSize: number = 99999999999999;
	result?: string;
	error?: string;
	clear() {
		this.labelMediaTitle = '';
		this.mediaSendSize = 0;
		this.mediaSize = 99999999999999;
		this.result = undefined;
		this.error = undefined;
	}
}



@Component({
	selector: 'upload-progress',
	templateUrl: './upload-progress.html',
	styleUrls: ['./upload-progress.less'],
})
export class PopInUploadProgress implements OnInit {
	@Input() mediaTitle: string = '';
	@Input() mediaUploaded: number = 0;
	@Input() mediaSize: number = 999999999999;
	@Input() result?: string;
	@Input() error?: string;
	@Output() abort: EventEmitter<void> = new EventEmitter();
	public closeButtonTitle?: string = 'Abort';
	public otherButtonTitle?: string;
	public validateButtonTitle?: string;
	public uploadDisplay: string = '';
	public sizeDisplay: string = '';
	public progress: number = 0;
	constructor(private router: Router, private popInService: PopInService) { }
	OnDestroy() { }
	ngOnInit() { }
	eventPopUp(_event: string): void {
		if (_event == "close") {
			if (this.abort) {
				this.abort.emit();
			}
		} else {
			console.log(`GET event: ${_event}`);
			this.popInService.close('popin-upload-progress');
		}
	}
	updateNeedSend(): void { }

	limit3(count: number): string {
		if (count >= 1000) {
			return `${count}`;
		}
		if (count >= 100) {
			return ` ${count}`;
		}
		if (count >= 10) {
			return `  ${count}`;
		}
		return `   ${count}`;
	}
	convertInHuman(countIn: number): string {
		let count = countIn;
		let tera = Math.trunc(count / (1024 * 1024 * 1024 * 1024));
		count = count - tera * 1024 * 1024 * 1024 * 1024;
		let giga = Math.trunc(count / (1024 * 1024 * 1024));
		count = count - giga * 1024 * 1024 * 1024;
		let mega = Math.trunc(count / (1024 * 1024));
		count = count - mega * 1024 * 1024;
		let kilo = Math.trunc(count / 1024);
		count = count - kilo * 1024;
		let out = '';
		if (out.length !== 0 || tera !== 0) {
			out = `${out} ${this.limit3(tera)}T`;
		}
		if (out.length !== 0 || giga !== 0) {
			out = `${out} ${this.limit3(giga)}G`;
		}
		if (out.length !== 0 || mega !== 0) {
			out = `${out} ${this.limit3(mega)}M`;
		}
		if (out.length !== 0 || kilo !== 0) {
			out = `${out} ${this.limit3(kilo)}k`;
		}
		if (out.length !== 0 || count !== 0) {
			out = `${out} ${this.limit3(count)}B`;
		}
		return out;
	}

	ngOnChanges(changes: SimpleChanges) {
		//console.log(`Upload progress event : ${JSON.stringify(changes)}`);
		this.progress = Math.trunc((this.mediaUploaded * 100) / this.mediaSize);
		this.uploadDisplay = this.convertInHuman(this.mediaUploaded);
		this.sizeDisplay = this.convertInHuman(this.mediaSize);
		if (isNullOrUndefined(this.error) && isNullOrUndefined(this.result)) {
			this.closeButtonTitle = 'Abort';
			this.otherButtonTitle = undefined;
			this.validateButtonTitle = undefined;
		} else if (isNullOrUndefined(this.result)) {
			this.closeButtonTitle = undefined;
			this.otherButtonTitle = 'Close';
			this.validateButtonTitle = undefined;
		} else {
			this.closeButtonTitle = undefined;
			this.otherButtonTitle = undefined;
			this.validateButtonTitle = 'Ok';
		}
	}
}