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/*
This file is part of GNU Taler
(C) 2022 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
import { buildStorageKey, useLocalStorage } from "@gnu-taler/web-util/browser";
import {
Codec,
buildCodecForObject,
codecForBoolean,
codecForConstString,
codecForEither,
codecForString,
} from "@gnu-taler/taler-util";
export interface Settings {
advanceOrderMode: boolean;
dateFormat: "ymd" | "dmy" | "mdy";
}
const defaultSettings: Settings = {
advanceOrderMode: false,
dateFormat: "ymd",
}
export const codecForSettings = (): Codec<Settings> =>
buildCodecForObject<Settings>()
.property("advanceOrderMode", codecForBoolean())
.property("dateFormat", codecForEither(
codecForConstString("ymd"),
codecForConstString("dmy"),
codecForConstString("mdy"),
))
.build("Settings");
const SETTINGS_KEY = buildStorageKey("merchant-settings", codecForSettings());
export function useSettings(): [
Readonly<Settings>,
(s: Settings) => void,
] {
const { value, update } = useLocalStorage(SETTINGS_KEY, defaultSettings);
// const parsed: Settings = value ?? defaultSettings;
// function updateField<T extends keyof Settings>(k: T, v: Settings[T]) {
// const next = { ...parsed, [k]: v }
// update(next);
// }
return [value, update];
}
export function dateFormatForSettings(s: Settings): string {
switch (s.dateFormat) {
case "ymd": return "yyyy/MM/dd"
case "dmy": return "dd/MM/yyyy"
case "mdy": return "MM/dd/yyyy"
}
}
export function datetimeFormatForSettings(s: Settings): string {
return dateFormatForSettings(s) + " HH:mm:ss"
}
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