@pvway/alpha-oas
Version:
Alpha OAuth Service by p.v.Way
61 lines • 9.38 kB
JavaScript
export class AlphaSessionData {
static rememberMeFieldName = 'alphaRememberMe';
static accessTokenFieldName = 'alphaAccessToken';
static receptionTsFieldName = 'alphaReceptionTs';
static expirationTsFieldName = 'alphaExpirationTs';
rememberMe;
accessToken;
/** timestamp of token reception in ms */
receptionTs;
/** timestamp of token expiration in ms */
expirationTs;
get isExpiredOrExpiring() {
const nowTs = new Date().getTime();
return this.expirationTs - nowTs < 60000;
}
constructor(rememberMe, accessToken, receptionTs, // timestamp of token reception in ms
expirationTs) {
this.rememberMe = rememberMe;
this.accessToken = accessToken;
this.receptionTs = receptionTs;
this.expirationTs = expirationTs;
}
// expiresIn is expressed in seconds
static getTimestamps(expiresIn) {
const receptionTs = new Date().getTime();
const expirationTs = receptionTs + expiresIn * 1000;
return {
receptionTs,
expirationTs
};
}
static retrieve() {
const rmString = sessionStorage
.getItem(AlphaSessionData.rememberMeFieldName);
if (rmString == null)
return null;
const rm = rmString === 'true';
const at = sessionStorage
.getItem(AlphaSessionData.accessTokenFieldName) ?? '';
const rTsString = sessionStorage
.getItem(AlphaSessionData.receptionTsFieldName) ?? '0';
const rTs = parseInt(rTsString, 10);
const xTsString = sessionStorage
.getItem(AlphaSessionData.expirationTsFieldName) ?? '0';
const xTs = parseInt(xTsString, 10);
return new AlphaSessionData(rm, at, rTs, xTs);
}
static clear() {
sessionStorage.removeItem(AlphaSessionData.rememberMeFieldName);
sessionStorage.removeItem(AlphaSessionData.accessTokenFieldName);
sessionStorage.removeItem(AlphaSessionData.receptionTsFieldName);
sessionStorage.removeItem(AlphaSessionData.expirationTsFieldName);
}
store() {
sessionStorage.setItem(AlphaSessionData.rememberMeFieldName, this.rememberMe.toString());
sessionStorage.setItem(AlphaSessionData.accessTokenFieldName, this.accessToken);
sessionStorage.setItem(AlphaSessionData.receptionTsFieldName, this.receptionTs.toString());
sessionStorage.setItem(AlphaSessionData.expirationTsFieldName, this.expirationTs.toString());
}
}
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