shellphone.app/app/phone-calls/pages/keypad.tsx

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import type { BlitzPage } from "blitz";
import { Link, Routes } from "blitz";
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import { useRef } from "react";
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import { atom, useAtom } from "jotai";
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { faBackspace, faPhoneAlt as faPhone } from "@fortawesome/pro-solid-svg-icons";
import Layout from "../../core/layouts/layout";
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import Keypad from "../components/keypad";
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import useRequireOnboarding from "../../core/hooks/use-require-onboarding";
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const KeypadPage: BlitzPage = () => {
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useRequireOnboarding();
const phoneNumber = useAtom(phoneNumberAtom)[0];
const pressBackspace = useAtom(pressBackspaceAtom)[1];
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const timeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null);
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const pressDigit = useAtom(pressDigitAtom)[1];
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const longPressDigit = useAtom(longPressDigitAtom)[1];
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const onZeroPressProps = {
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onPressStart() {
pressDigit("0");
timeoutRef.current = setTimeout(() => {
longPressDigit("+");
}, 750);
},
onPressEnd() {
if (timeoutRef.current) {
clearTimeout(timeoutRef.current);
}
},
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};
const onDigitPressProps = (digit: string) => ({
onPress() {
pressDigit(digit);
},
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});
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return (
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<div className="w-96 h-full flex flex-col justify-around py-5 mx-auto text-center text-black bg-white">
<div className="h-16 text-3xl text-gray-700">
<span>{phoneNumber}</span>
</div>
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<Keypad onDigitPressProps={onDigitPressProps} onZeroPressProps={onZeroPressProps}>
<Link href={Routes.OutgoingCall({ recipient: encodeURI(phoneNumber) })}>
<a className="cursor-pointer select-none col-start-2 h-12 w-12 flex justify-center items-center mx-auto bg-green-800 rounded-full">
<FontAwesomeIcon className="w-6 h-6" icon={faPhone} color="white" size="lg" />
</a>
</Link>
<div className="cursor-pointer select-none m-auto" onClick={pressBackspace}>
<FontAwesomeIcon className="w-6 h-6" icon={faBackspace} size="lg" />
</div>
</Keypad>
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</div>
);
};
const phoneNumberAtom = atom("");
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const pressDigitAtom = atom(null, (get, set, digit: string) => {
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if (get(phoneNumberAtom).length > 17) {
return;
}
set(phoneNumberAtom, (prevState) => prevState + digit);
});
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const longPressDigitAtom = atom(null, (get, set, replaceWith: string) => {
if (get(phoneNumberAtom).length > 17) {
return;
}
set(phoneNumberAtom, (prevState) => prevState.slice(0, -1) + replaceWith);
});
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const pressBackspaceAtom = atom(null, (get, set) => {
if (get(phoneNumberAtom).length === 0) {
return;
}
set(phoneNumberAtom, (prevState) => prevState.slice(0, -1));
});
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KeypadPage.getLayout = (page) => <Layout title="Keypad">{page}</Layout>;
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KeypadPage.authenticate = { redirectTo: Routes.SignIn() };
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export default KeypadPage;