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const session = {
_storageKey: "session_data",
get() {
const stringVal = sessionStorage.getItem(session._storageKey);
if (!stringVal) return undefined;
return JSON.parse(stringVal).value;
},
set(data) {
sessionStorage.setItem(session._storageKey, JSON.stringify({
set_at: Temporal.Now.instant().epochSeconds,
value: data
}))
},
clear() {
sessionStorage.removeItem(session._storageKey)
}
}
const api = {
async get_session_async() {
const res = await fetch("/session", {
credentials: "include"
})
if (!res.ok) act_if_401(res);
return res;
},
account: {
login_async(payload) {
return fetch("/account/login", {
method: "post",
body: JSON.stringify(payload),
headers: {
"Content-Type": "application/json;charset=utf-8"
}
})
},
async logout_async() {
const res = await fetch("/account/logout", {
credentials: "include"
})
if (!res.ok) act_if_401(res);
return res;
},
async delete_account_async() {
const res = await fetch("/account/delete", {
method: "delete",
credentials: "include"
});
if (!res.ok) act_if_401(res);
return res;
}
}
}
function act_if_401(response) {
if (response.status === 401) {
session.clear();
location.href = "/login?reason=401";
}
}
async function logout_and_exit() {
session.clear();
await api.account.logout_async();
location.href = "/login?reason=logged_out";
}
function json_or_default_async(response, defaultValue = undefined) {
try {
return response.json();
} catch {
return new Promise(resolve => resolve(defaultValue));
}
}
const LOCALE_STORAGE_KEY = "locale";
const AVAILABLE_LOCALES = ["en", "nb"];
function set_locale_iso(val) {
if (!AVAILABLE_LOCALES.includes(val)) {
console.error(val + " is not a valid locale");
return;
}
localStorage.setItem(LOCALE_STORAGE_KEY, val);
}
function current_locale_iso() {
const localeStorageValue = localStorage.getItem(LOCALE_STORAGE_KEY) ?? undefined;
if (localeStorageValue && AVAILABLE_LOCALES.includes(localeStorageValue)) return localeStorageValue;
return "en";
}
const strings = {
anErrorOccured: {
nb: "En feil oppstod",
en: "An error occured",
v() {
return strings.anErrorOccured[current_locale_iso()]
}
},
tryAgainSoon: {
nb: "Prøv igjen snart",
en: "Try again soon",
v() {
return strings.tryAgainSoon[current_locale_iso()]
}
},
}
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