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* Error Recovery - Actions to help users recover from errors
*
* Provides suggested recovery actions based on error type.
*/
import { ErrorType } from './error-classifier';
export interface RecoveryAction {
/** Button label */
label: string;
/** Action to perform when clicked */
action: () => void | Promise<void>;
/** Whether this is the primary/recommended action */
primary?: boolean;
/** Icon name for the action button */
icon?: 'refresh' | 'arrow-left' | 'home' | 'user' | 'credit-card';
}
export interface RecoveryOptions {
onRetry?: () => void | Promise<void>;
onSignIn?: () => void | Promise<void>;
onGoBack?: () => void | Promise<void>;
onGoHome?: () => void | Promise<void>;
onChangePayment?: () => void | Promise<void>;
}
/**
* Get recovery actions based on error type
*
* @example
* ```tsx
* const actions = getRecoveryActions(ErrorType.NETWORK, {
* onRetry: () => refetch(),
* onGoHome: () => router.push('/'),
* });
* ```
*/
export function getRecoveryActions(
type: ErrorType,
options: RecoveryOptions = {}
): RecoveryAction[] {
const { onRetry, onSignIn, onGoBack, onGoHome, onChangePayment } = options;
// Default handlers
const defaultRetry = () => {
if (typeof window !== 'undefined') {
window.location.reload();
}
};
const defaultGoHome = () => {
if (typeof window !== 'undefined') {
window.location.href = '/';
}
};
const defaultGoBack = () => {
if (typeof window !== 'undefined') {
window.history.back();
}
};
const defaultSignIn = () => {
if (typeof window !== 'undefined') {
window.location.href = '/signin';
}
};
switch (type) {
case ErrorType.NETWORK:
case ErrorType.SERVER:
case ErrorType.RATE_LIMIT:
return [
{
label: 'Try Again',
action: onRetry || defaultRetry,
primary: true,
icon: 'refresh',
},
{
label: 'Go Home',
action: onGoHome || defaultGoHome,
icon: 'home',
},
];
case ErrorType.AUTHENTICATION:
return [
{
label: 'Sign In',
action: onSignIn || defaultSignIn,
primary: true,
icon: 'user',
},
{
label: 'Go Home',
action: onGoHome || defaultGoHome,
icon: 'home',
},
];
case ErrorType.AUTHORIZATION:
case ErrorType.NOT_FOUND:
return [
{
label: 'Go Back',
action: onGoBack || defaultGoBack,
primary: true,
icon: 'arrow-left',
},
{
label: 'Go Home',
action: onGoHome || defaultGoHome,
icon: 'home',
},
];
case ErrorType.VALIDATION:
return [
{
label: 'Fix Errors',
action: onRetry || (() => {}),
primary: true,
icon: 'refresh',
},
];
case ErrorType.PAYMENT:
return [
{
label: 'Try Again',
action: onRetry || (() => {}),
primary: true,
icon: 'refresh',
},
...(onChangePayment
? [
{
label: 'Use Different Card',
action: onChangePayment,
icon: 'credit-card' as const,
},
]
: []),
];
case ErrorType.UNKNOWN:
default:
return [
{
label: 'Try Again',
action: onRetry || defaultRetry,
primary: true,
icon: 'refresh',
},
{
label: 'Go Home',
action: onGoHome || defaultGoHome,
icon: 'home',
},
];
}
}
/**
* Check if an error is retryable
*/
export function isRetryable(type: ErrorType): boolean {
const retryableTypes = [
ErrorType.NETWORK,
ErrorType.SERVER,
ErrorType.RATE_LIMIT,
ErrorType.PAYMENT,
ErrorType.UNKNOWN,
];
return retryableTypes.includes(type);
}
/**
* Get delay before retry based on error type (in milliseconds)
*/
export function getRetryDelay(type: ErrorType, attempt: number = 1): number {
const baseDelay: Partial<Record<ErrorType, number>> = {
[ErrorType.RATE_LIMIT]: 5000, // 5 seconds for rate limiting
[ErrorType.SERVER]: 2000, // 2 seconds for server errors
[ErrorType.NETWORK]: 1000, // 1 second for network errors
[ErrorType.PAYMENT]: 0, // No delay for payment (user action needed)
[ErrorType.UNKNOWN]: 1000, // 1 second default
};
const delay = baseDelay[type] ?? 1000;
// Exponential backoff with max of 30 seconds
return Math.min(delay * Math.pow(2, attempt - 1), 30000);
}
/**
* Execute an action with automatic retry
*
* @example
* ```tsx
* const result = await withRetry(
* () => fetchProducts(),
* { maxAttempts: 3 }
* );
* ```
*/
export async function withRetry<T>(
action: () => Promise<T>,
options: {
maxAttempts?: number;
onError?: (error: Error, attempt: number) => void;
errorType?: ErrorType;
} = {}
): Promise<T> {
const { maxAttempts = 3, onError, errorType = ErrorType.UNKNOWN } = options;
let lastError: Error | undefined;
for (let attempt = 1; attempt <= maxAttempts; attempt++) {
try {
return await action();
} catch (error) {
lastError = error instanceof Error ? error : new Error(String(error));
if (onError) {
onError(lastError, attempt);
}
if (attempt < maxAttempts && isRetryable(errorType)) {
const delay = getRetryDelay(errorType, attempt);
await new Promise((resolve) => setTimeout(resolve, delay));
}
}
}
throw lastError;
}
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