# All files / src/lib/components/participant participant.component.ts

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22.8% Branches 13/57
35% Functions 7/20
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     import { Component, ElementRef, HostListener, Input, OnInit, ViewChild, ViewContainerRef } from '@angular/core';
    import { FormControl, Validators } from '@angular/forms';
    impoIrt { MatMenuPanel, MatMenuTrigger } from '@angular/material/menu';
    import { NicknameMatcher } from '../../matchers/nickname.matcher';
    import { VideoFullscreenIcon, VideoSizeIcon } from '../../models/icon.model';
    import { UserModel } from '../../models/user.model';
    import { VideoType } from '../../models/video-type.model';
    import { Storage } from '../../models/storage.model';
    import { DocumentService } from '../../services/document/document.service';
    import { CdkOverlayService } from '../../services/cdk-overlay/cdk-overlay.service';
    import { WebrtcService } from '../../services/webrtc/webrtc.service';
    import { LayoutService } from '../../services/layout/layout.service';
    import { LocalUserService } from '../../services/local-user/local-user.service';
    import { RemoteUserService } from '../../services/remote-user/remote-user.service';
    import { StorageService } from '../../services/storage/storage.service';
    import { Signal } from '../../models/signal.model';
    import { LayoutClass } from '../../models/layout.model';

    @Component({
    	selector: 'ov-participant',
    	templateUrl: './participant.component.html',
    	styleUrls: ['./participant.component.css']
    })
    export class ParticipantComponent implements OnInit {
    	videoSizeIconEnum = VideoSizeIcon;
    	videoFullscreenIconEnum = VideoFullscreenIcon;
    	videoTypeEnum = VideoType;
    	videoSizeIcon: VideoSizeIcon = VideoSizeIcon.BIG;
    	fullscreenIcon: VideoFullscreenIcon = VideoFullscreenIcon.BIG;
    	mutedSound: boolean;
    	toggleNickname: boolean;
    	isFullscreen: boolean;

    	nicknameFormControl: FormControl;
    	matcher: NicknameMatcher;

    	_user: UserModel;

    	@ViewChild('streamComponent', { read: ViewContainerRef }) streamComponent: ViewContainerRef;
    	@ViewChild(MatMenuTrigger) public menuTrigger: MatMenuTrigger;
    	@ViewChild('menu') menu: MatMenuPanel;

    	constructor(
    		private documentService: DocumentService,
    		private openViduWebRTCService: WebrtcService,
    		private layoutService: LayoutService,
    		private localUserService: LocalUserService,
    		private remoteUserService: RemoteUserService,
    		private storageService: StorageService,
    		private cdkSrv: CdkOverlayService
    	) {}

    	@HostListener('window:resize', ['$event'])
    	sizeChange(event) {
    		const maxHeight = window.screen.height;
    		const maxWidth = window.screen.width;
    		const curHeight = window.innerHeight;
    		const curWidth = window.innerWidth;
    		if (maxWidth !== curWidth && maxHeight !== curHeight) {
    			this.isFullscreen = false;
    			this.videoSizeIcon = VideoSizeIcon.BIG;
    		}
    	}

    	@HostListener('document:fullscreenchange', ['$event'])
    	@HostListener('document:webkitfullscreenchange', ['$event'])
    	@HostListener('document:mozfullscreenchange', ['$event'])
    	@HostListener('document:MSFullscreenChange', ['$event'])
    	onFullscreenHandler(event) {
    		this.toggleFullscreenIcon();
    	}

    	// Has been mandatory fullscreen Input because of Input user did not fire changing
    	// the fullscreen user property in publisherStartSpeaking event in VideoRoom Component
    	@Input()
    	set videoSizeBig(videoSizeBig: boolean) {
    		this.checkVideoSizeBigIcon(videoSizeBig);
    	}

    	@Input()
    	set user(user: UserModel) {
    		this._user = user;
    		this.nicknameFormControl = new FormControl(this._user.getNickname(), [Validators.maxLength(25), Validators.required]);
    	}

    	@ViewChild('nicknameInput')
    	set nicknameInputElement(element: ElementRef) {
    		setTimeout(() => {
    			element?.nativeElement.focus();
    		});
    	}

    	ngOnInit() {
    		this.matcher = new NicknameMatcher();
    	}

    	ngOnDestroy() {
    		this.cdkSrv.setSelector('body');
    	}

    	toggleVideoSize(resetAll?) {
    		const element = this.documentService.getHTMLElementByClassName(this.streamComponent.element.nativeElement, LayoutClass.ROOT_ELEMENT);
    		if (!!resetAll) {
    			this.documentService.removeAllBigElementClass();
    			this.remoteUserService.resetUsersZoom();
    			this.localUserService.resetUsersZoom();
    		}

    		this.documentService.toggleBigElementClass(element);

    		if (!!this._user.getConnectionId()) {
    			if (this.openViduWebRTCService.isMyOwnConnection(this._user.getConnectionId())) {
    				this.localUserService.toggleZoom(this._user.getConnectionId());
    			} else {
    				this.remoteUserService.toggleUserZoom(this._user.getConnectionId());
    			}
    		}
    		this.layoutService.update();
    	}

    	toggleFullscreen() {
    		this.documentService.toggleFullscreen('container-' + this._user.getStreamManager().stream.streamId);
    	}

    	toggleVideoMenu(event) {
    		if (this.menuTrigger.menuOpen) {
    			this.menuTrigger.closeMenu();
    			return;
    		}
    		this.cdkSrv.setSelector('#container-' + this._user.streamManager?.stream?.streamId);
    		this.menuTrigger.openMenu();
    	}

    	toggleSound() {
    		this.mutedSound = !this.mutedSound;
    	}

    	toggleNicknameForm() {
    		if (this._user.isLocal()) {
    			this.toggleNickname = !this.toggleNickname;
    		}
    	}

    	eventKeyPress(event) {
    		if (event && event.keyCode === 13 && this.nicknameFormControl.valid) {
    			const nickname = this.nicknameFormControl.value;
    			this.localUserService.updateUsersNickname(nickname);
    			this.storageService.set(Storage.USER_NICKNAME, nickname);
    			this.openViduWebRTCService.sendSignal(Signal.NICKNAME_CHANGED, undefined, {clientData: nickname});
    			this.toggleNicknameForm();
    		}
    	}

    	replaceScreenTrack() {
    		this.openViduWebRTCService.replaceScreenTrack();
    	}

    	private checkVideoSizeBigIcon(videoSizeBig: boolean) {
    		this.videoSizeIcon = videoSizeBig ? VideoSizeIcon.NORMAL : VideoSizeIcon.BIG;
    	}

    	private toggleFullscreenIcon() {
    		this.fullscreenIcon = this.fullscreenIcon === VideoFullscreenIcon.BIG ? VideoFullscreenIcon.NORMAL : VideoFullscreenIcon.BIG;
    	}
    }