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jobtrackingapp/job-tracker-ui/src/confirm.tsx
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TypeScript

import React, { createContext, useCallback, useContext, useMemo, useState } from "react";
import { Alert, Button, Dialog, DialogActions, DialogContent, DialogTitle, Typography } from "@mui/material";
type ConfirmOptions = {
title?: string;
message: string;
confirmLabel?: string;
cancelLabel?: string;
destructive?: boolean;
};
type ConfirmContextValue = {
confirm: (options: ConfirmOptions) => Promise<boolean>;
};
type ConfirmState = ConfirmOptions & {
open: boolean;
resolver?: (value: boolean) => void;
};
const ConfirmContext = createContext<ConfirmContextValue | null>(null);
export function ConfirmProvider({ children }: { children: React.ReactNode }) {
const [state, setState] = useState<ConfirmState>({
open: false,
message: "",
title: "Confirm action",
confirmLabel: "Confirm",
cancelLabel: "Cancel",
destructive: false,
});
const closeWith = useCallback((value: boolean) => {
setState((prev) => {
prev.resolver?.(value);
return { ...prev, open: false, resolver: undefined };
});
}, []);
const confirm = useCallback((options: ConfirmOptions) => {
return new Promise<boolean>((resolve) => {
setState({
open: true,
title: options.title ?? "Confirm action",
message: options.message,
confirmLabel: options.confirmLabel ?? "Confirm",
cancelLabel: options.cancelLabel ?? "Cancel",
destructive: options.destructive ?? false,
resolver: resolve,
});
});
}, []);
const value = useMemo(() => ({ confirm }), [confirm]);
return (
<ConfirmContext.Provider value={value}>
{children}
<Dialog open={state.open} onClose={() => closeWith(false)} fullWidth maxWidth="xs">
<DialogTitle>{state.title}</DialogTitle>
<DialogContent>
<Alert severity={state.destructive ? "warning" : "info"} variant="outlined" sx={{ mb: 2 }}>
{state.destructive ? "This action may be hard to undo." : "Please confirm this action."}
</Alert>
<Typography sx={{ color: "text.secondary" }}>{state.message}</Typography>
</DialogContent>
<DialogActions>
<Button onClick={() => closeWith(false)}>{state.cancelLabel}</Button>
<Button color={state.destructive ? "error" : "primary"} variant="contained" onClick={() => closeWith(true)}>
{state.confirmLabel}
</Button>
</DialogActions>
</Dialog>
</ConfirmContext.Provider>
);
}
export function useConfirm() {
const ctx = useContext(ConfirmContext);
if (!ctx) throw new Error("useConfirm must be used within ConfirmProvider");
return ctx;
}