shellphone.app/app/features/keypad/hooks/atoms.ts
2022-05-22 12:59:53 +02:00

34 lines
966 B
TypeScript

import { atom, useAtom } from "jotai";
const phoneNumberAtom = atom("");
const pressDigitAtom = atom(null, (get, set, digit: string) => {
if (get(phoneNumberAtom).length > 17) {
return;
}
if ("0123456789+#*".indexOf(digit) === -1) {
return;
}
set(phoneNumberAtom, (prevState) => prevState + digit);
});
const longPressDigitAtom = atom(null, (get, set, replaceWith: string) => {
if (get(phoneNumberAtom).length > 17) {
return;
}
set(phoneNumberAtom, (prevState) => prevState.slice(0, -1) + replaceWith);
});
const pressBackspaceAtom = atom(null, (get, set) => {
if (get(phoneNumberAtom).length === 0) {
return;
}
set(phoneNumberAtom, (prevState) => prevState.slice(0, -1));
});
export const usePhoneNumber = () => useAtom(phoneNumberAtom);
export const useRemoveDigit = () => useAtom(pressBackspaceAtom)[1];
export const usePressDigit = () => useAtom(pressDigitAtom)[1];
export const useLongPressDigit = () => useAtom(longPressDigitAtom)[1];