47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
class PersistedDataFactory {
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static createDefault() {
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return {
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hasPermission: false,
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lastUsedCameraId: null
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};
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}
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}
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export class PersistedDataManager {
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constructor() {
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this.data = PersistedDataFactory.createDefault();
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let data = localStorage.getItem(PersistedDataManager.LOCAL_STORAGE_KEY);
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if (!data) {
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this.reset();
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}
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else {
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this.data = JSON.parse(data);
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}
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}
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hasCameraPermissions() {
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return this.data.hasPermission;
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}
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getLastUsedCameraId() {
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return this.data.lastUsedCameraId;
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}
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setHasPermission(hasPermission) {
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this.data.hasPermission = hasPermission;
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this.flush();
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}
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setLastUsedCameraId(lastUsedCameraId) {
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this.data.lastUsedCameraId = lastUsedCameraId;
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this.flush();
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}
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resetLastUsedCameraId() {
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this.data.lastUsedCameraId = null;
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this.flush();
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}
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reset() {
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this.data = PersistedDataFactory.createDefault();
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this.flush();
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}
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flush() {
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localStorage.setItem(PersistedDataManager.LOCAL_STORAGE_KEY, JSON.stringify(this.data));
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}
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}
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PersistedDataManager.LOCAL_STORAGE_KEY = "HTML5_QRCODE_DATA";
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//# sourceMappingURL=storage.js.map
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