26 lines
461 B
TypeScript
26 lines
461 B
TypeScript
// #docregion
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export class RestoreService<T> {
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originalItem: T;
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currentItem: T;
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setItem (item: T) {
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this.originalItem = item;
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this.currentItem = this.clone(item);
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}
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getItem (): T {
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return this.currentItem;
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}
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restoreItem (): T {
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this.currentItem = this.originalItem;
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return this.getItem();
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}
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clone (item: T): T {
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// super poor clone implementation
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return JSON.parse(JSON.stringify(item));
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}
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}
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// #enddocregion
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