91 lines
3.3 KiB
TypeScript

import { useState } from "react";
import { Navbar, Nav, NavDropdown } from "react-bootstrap";
import { useAuth } from "../context/auth";
import BankAccountModal from "./modals/BankAccountModal";
import { useBank } from "../context/bank";
export default function Header() {
const auth = useAuth();
const bank = useBank();
const [modalOpen, setModalOpen] = useState<boolean>(false);
const openBankSettings = () => {
setModalOpen(true);
}
const closeModal = () => {
setModalOpen(false);
}
const isValidInteger = (str: string) => {
str = str.trim();
if (!str) {
return false;
}
str = str.replace(/^0+/, "") || "0";
const n = Math.floor(Number(str));
return n !== Infinity && String(n) === str && n >= 0;
}
const save = (bankAccountNumber?: string, bankAccountHolderName?: string) => {
if (bankAccountNumber) {
try {
// Validace kódu banky
if (bankAccountNumber.indexOf('/') < 0) {
throw Error("Číslo účtu neobsahuje lomítko/kód banky")
}
const split = bankAccountNumber.split("/");
if (split[1].length !== 4) {
throw Error("Kód banky musí být 4 číslice")
}
if (!isValidInteger(split[1])) {
throw Error("Kód banky není číslo")
}
// Validace čísla a předčíslí
let cislo = split[0];
if (cislo.indexOf('-') > 0) {
cislo = cislo.replace('-', '');
}
if (!isValidInteger(cislo)) {
throw Error("Předčíslí nebo číslo účtu neobsahuje pouze číslice")
}
if (cislo.length < 16) {
cislo = cislo.padStart(16, '0');
}
let sum = 0;
for (var i = 0; i < cislo.length; i++) {
const char = cislo.charAt(i);
const order = (cislo.length - 1) - i;
const weight = (2 ** order) % 11;
sum += Number.parseInt(char) * weight
}
if (sum % 11 !== 0) {
throw Error("Číslo účtu je neplatné")
}
} catch (e: any) {
alert(e.message)
return
}
}
bank?.setBankAccountNumber(bankAccountNumber);
bank?.setBankAccountHolderName(bankAccountHolderName);
closeModal();
}
return <Navbar variant='dark' expand="lg">
<Navbar.Brand>Luncher</Navbar.Brand>
<Navbar.Toggle aria-controls="basic-navbar-nav" />
<Navbar.Collapse id="basic-navbar-nav">
<Nav className="nav">
<NavDropdown align="end" title={auth?.login} id="basic-nav-dropdown">
<NavDropdown.Item onClick={openBankSettings}>Nastavit číslo účtu</NavDropdown.Item>
<NavDropdown.Item onClick={auth?.logout}>Odhlásit se</NavDropdown.Item>
</NavDropdown>
</Nav>
</Navbar.Collapse>
<BankAccountModal isOpen={modalOpen} onClose={closeModal} onSave={save} />
</Navbar>
}