import { AxiosError } from 'axios';

/**

* Handles errors by checking the error type and status code.

* @param error - The error object, which could be an AxiosError or a generic Error.

* @param errorMessages - A string or an object mapping status codes to specific error messages. Must be an object if errorCodeToCheck is not provided.

* @param errorCodeToCheck - Optionally specify a single error code to check against. Must be specified if errorMessages is a string.

* @param serverErrorMessage - The message to show for server errors (status codes >= 500) (optional).

* @param unknownErrorMessage - The message to show when the error type is unknown (optional).

*/

export const handleError = (

error: unknown,

errorMessages: string | Record<number, string>,

errorCodeToCheck?: number,

serverErrorMessage: string = 'A server error occurred. Please try again later.',

unknownErrorMessage: string = 'An unknown error occurred.',

): string => {

if (error instanceof AxiosError && error.response) {

if (

typeof errorMessages === 'string' &&

!errorCodeToCheck &&

error.response.status < 500

)

return errorMessages;

const codesToCheck: number[] = errorCodeToCheck

? [errorCodeToCheck]

: Object.keys(errorMessages).map(Number);

if (codesToCheck.includes(error.response.status))

if (

typeof errorMessages === 'object' &&

errorMessages[error.response.status]

)

return errorMessages[error.response.status];

else if (typeof errorMessages === 'string') return errorMessages;

if (error.response.status >= 500) return serverErrorMessage;

return unknownErrorMessage;

} else if (error instanceof Error) return error.message;

return unknownErrorMessage;

};