24 lines
731 B
TypeScript
24 lines
731 B
TypeScript
/** Platform-specific (i-e desktop/web) behavior is handled by a Platform object. */
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export interface Platform {
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getKeychainValue(): Promise<unknown>;
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setKeychainValue(value: any): Promise<void>;
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clearKeychainValue(): Promise<void>;
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}
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const KEYCHAIN_STORAGE_KEY = 'keychain';
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export class WebPlatform implements Platform {
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async getKeychainValue(): Promise<unknown> {
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const value = localStorage.getItem(KEYCHAIN_STORAGE_KEY);
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if (value) {
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return JSON.parse(value);
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}
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}
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async setKeychainValue(value: any): Promise<void> {
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localStorage.setItem(KEYCHAIN_STORAGE_KEY, JSON.stringify(value));
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}
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async clearKeychainValue(): Promise<void> {
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localStorage.removeItem(KEYCHAIN_STORAGE_KEY);
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}
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} |