mirror of
https://github.com/bpatrik/pigallery2.git
synced 2024-12-14 11:23:17 +02:00
79 lines
2.4 KiB
TypeScript
79 lines
2.4 KiB
TypeScript
import {Injectable} from "@angular/core";
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import {PhotoDTO} from "../../../common/entities/PhotoDTO";
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import {DirectoryDTO} from "../../../common/entities/DirectoryDTO";
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import {Utils} from "../../../common/Utils";
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import {Config} from "../config/Config";
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@Injectable()
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export class GalleryCacheService {
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public getDirectory(directoryName: string): DirectoryDTO {
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if (Config.Client.enableCache == false) {
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return null;
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}
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let value = localStorage.getItem(directoryName);
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if (value != null) {
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let directory: DirectoryDTO = JSON.parse(value);
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directory.photos.forEach((photo: PhotoDTO) => {
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photo.metadata.creationDate = new Date(<any>photo.metadata.creationDate);
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});
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directory.photos.forEach((photo: PhotoDTO) => {
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photo.directory = directory;
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});
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return directory;
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}
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return null;
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}
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public setDirectory(directory: DirectoryDTO): void {
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if (Config.Client.enableCache == false) {
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return;
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}
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localStorage.setItem(Utils.concatUrls(directory.path, directory.name), JSON.stringify(directory));
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directory.directories.forEach((dir: DirectoryDTO) => {
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let name = Utils.concatUrls(dir.path, dir.name);
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if (localStorage.getItem(name) == null) { //don't override existing
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localStorage.setItem(Utils.concatUrls(dir.path, dir.name), JSON.stringify(dir));
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}
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});
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}
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/**
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* Update photo state at cache too (Eg.: thumbnail rendered)
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* @param photo
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*/
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public photoUpdated(photo: PhotoDTO): void {
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if (Config.Client.enableCache == false) {
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return;
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}
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let directoryName = Utils.concatUrls(photo.directory.path, photo.directory.name);
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let value = localStorage.getItem(directoryName);
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if (value != null) {
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let directory: DirectoryDTO = JSON.parse(value);
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directory.photos.forEach((p) => {
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if (p.name === photo.name) {
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//update data
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p.metadata = photo.metadata;
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p.readyThumbnails = photo.readyThumbnails;
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//save changes
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localStorage.setItem(directoryName, JSON.stringify(directory));
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return;
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}
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});
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}
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}
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}
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