seahaven-ap/src/dashboard/CreatePayRunButton.tsx

import { useState } from "react";
import { Button, Snackbar } from "@mui/material";

type CreatePayRunButtonProps = {
  selectedCount: number;
};

export function CreatePayRunButton({ selectedCount }: CreatePayRunButtonProps) {
  const [open, setOpen] = useState(false);
  const [message, setMessage] = useState("");

  const handleClick = () => {
    setMessage(`Pay run stub: ${selectedCount} invoice(s) selected`);
    setOpen(true);
  };

  return (
    <>
      <Button
        variant="contained"
        disabled={selectedCount < 1}
        onClick={handleClick}
        data-testid="create-pay-run"
      >
        Create Pay Run
      </Button>
      <Snackbar
        open={open}
        autoHideDuration={4000}
        onClose={() => setOpen(false)}
        message={message}
        data-testid="create-pay-run-snackbar"
      />
    </>
  );
}