126 lines
3.0 KiB
TypeScript
126 lines
3.0 KiB
TypeScript
import type { FrigateBrowseMediaSource, FrigateCardView } from './types.js';
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import { dispatchFrigateCardEvent } from './common.js';
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export interface ViewEvolveParameters {
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view?: FrigateCardView;
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camera?: string;
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target?: FrigateBrowseMediaSource;
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childIndex?: number;
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previous?: View;
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}
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export interface ViewParameters extends ViewEvolveParameters {
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view: FrigateCardView;
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camera: string;
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}
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export class View {
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view: FrigateCardView;
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camera: string;
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target?: FrigateBrowseMediaSource;
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childIndex?: number;
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previous?: View;
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constructor(params: ViewParameters) {
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this.view = params?.view;
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this.camera = params?.camera;
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this.target = params?.target;
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this.childIndex = params?.childIndex;
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this.previous = params?.previous;
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}
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/**
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* Clone a view.
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*/
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public clone(): View {
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return new View({
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view: this.view,
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camera: this.camera,
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target: this.target,
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childIndex: this.childIndex,
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previous: this.previous
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});
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}
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/**
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* Evolve this view by changing parameters and returning a new view.
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* @param params Parameters to change.
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* @returns A new evolved view.
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*/
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public evolve(params: ViewEvolveParameters): View {
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return new View({
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view: params.view ?? this.view,
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camera: params.camera ?? this.camera,
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target: params.target ?? this.target,
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childIndex: params.childIndex ?? this.childIndex,
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previous: params.previous ?? this.previous,
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})
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}
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/**
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* Determine if current view matches a named view.
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*/
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public is(name: string): boolean {
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return this.view == name;
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}
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/**
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* Determine if a view is a gallery.
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*/
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public isGalleryView(): boolean {
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return this.view == 'clips' || this.view == 'snapshots';
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}
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/**
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* Determine if a view is of a piece of media (i.e. not the gallery).
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*/
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public isMediaView(): boolean {
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return !this.isGalleryView();
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}
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/**
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* Determine if a view is for the media viewer.
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*/
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public isViewerView(): boolean {
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return ['clip', 'snapshot'].includes(
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this.view,
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);
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}
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/**
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* Determine if a view is related to a clip or clips.
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*/
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public isClipRelatedView(): boolean {
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// TODO HACK HACK HACK
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return ['clip', 'clips', 'timeline'].includes(this.view);
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}
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/**
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* Determine if a view is related to a snapshot or snapshots.
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*/
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public isSnapshotRelatedView(): boolean {
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return ['snapshot', 'snapshots'].includes(this.view);
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}
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/**
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* Get the media item that should be played.
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**/
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get media(): FrigateBrowseMediaSource | undefined {
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if (this.target) {
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if (this.target.children && this.childIndex !== undefined) {
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return this.target.children[this.childIndex];
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}
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return this.target;
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}
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return undefined;
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}
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/**
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* Dispatch an event to request a view change.
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* @param node The element dispatching the event.
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*/
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public dispatchChangeEvent(node: HTMLElement): void {
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dispatchFrigateCardEvent(node, 'change-view', this);
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}
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}
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