mapcomplete/Customizations/OnlyShowIf.ts
Pieter Vander Vennet a721d3137a Optimize rendering
2020-10-14 12:15:09 +02:00

98 lines
No EOL
2.6 KiB
TypeScript

import {TagDependantUIElement, TagDependantUIElementConstructor} from "./UIElementConstructor";
import {TagsFilter, TagUtils} from "../Logic/Tags";
import {UIElement} from "../UI/UIElement";
import {UIEventSource} from "../Logic/UIEventSource";
import Translation from "../UI/i18n/Translation";
/**
* Wrapper around another TagDependandElement, which only shows if the filters match
*/
export class OnlyShowIfConstructor implements TagDependantUIElementConstructor{
private readonly _tagsFilter: TagsFilter;
private readonly _embedded: TagDependantUIElementConstructor;
constructor(tagsFilter: TagsFilter, embedded: TagDependantUIElementConstructor) {
this._tagsFilter = tagsFilter;
this._embedded = embedded;
}
construct(tags: UIEventSource<any>): TagDependantUIElement {
return new OnlyShowIf(tags,
this._embedded.construct(tags),
this._tagsFilter);
}
IsKnown(properties: any): boolean {
if(!this.Matches(properties)){
return true;
}
return this._embedded.IsKnown(properties);
}
IsQuestioning(properties: any): boolean {
if(!this.Matches(properties)){
return false;
}
return this._embedded.IsQuestioning(properties);
}
GetContent(tags: any): Translation {
if(!this.IsKnown(tags)){
return undefined;
}
return this._embedded.GetContent(tags);
}
private Matches(properties: any) : boolean{
return this._tagsFilter.matches(TagUtils.proprtiesToKV(properties));
}
}
class OnlyShowIf extends UIElement implements TagDependantUIElement {
private readonly _embedded: TagDependantUIElement;
private readonly _filter: TagsFilter;
constructor(
tags: UIEventSource<any>,
embedded: TagDependantUIElement,
filter: TagsFilter) {
super(tags);
this._filter = filter;
this._embedded = embedded;
}
private Matches() : boolean{
return this._filter.matches(TagUtils.proprtiesToKV(this._source.data));
}
InnerRender(): string {
if (this.Matches()) {
return this._embedded.Render();
} else {
return "";
}
}
IsKnown(): boolean {
if(!this.Matches()){
return false;
}
return this._embedded.IsKnown();
}
IsSkipped(): boolean {
if(!this.Matches()){
return false;
}
return this._embedded.IsSkipped();
}
IsQuestioning(): boolean {
if(!this.Matches()){
return false;
}
return this._embedded.IsQuestioning();
}
}