"use client";

import { Component, ReactNode, ErrorInfo } from "react";
import { log } from "@/lib/logger";

interface ErrorBoundaryState {
  hasError: boolean;
  error?: Error;
}

interface ErrorBoundaryProps {
  children: ReactNode;
  fallback?: ReactNode;
  onError?: (error: Error, errorInfo: ErrorInfo) => void;
}

/**
 * Error boundary component for catching and handling React errors
 */
export class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
  constructor(props: ErrorBoundaryProps) {
    super(props);
    this.state = { hasError: false };
  }

  static getDerivedStateFromError(error: Error): ErrorBoundaryState {
    return { hasError: true, error };
  }

  override componentDidCatch(error: Error, errorInfo: ErrorInfo) {
    // Log to external error service in production
    if (process.env.NODE_ENV === "production") {
      // Integration point: Send to error tracking service (Sentry, LogRocket, etc.)
      // Example: Sentry.captureException(error, { contexts: { react: { componentStack: info.componentStack } } });
    } else {
      log.error("ErrorBoundary caught an error", {
        error: error.message,
        stack: error.stack,
        componentStack: errorInfo.componentStack,
      });
    }
    this.props.onError?.(error, errorInfo);
  }

  override render() {
    if (this.state.hasError) {
      if (this.props.fallback) {
        return this.props.fallback;
      }

      return (
        <div className="flex items-center justify-center h-64">
          <div className="text-center space-y-4">
            <h2 className="text-lg font-semibold text-red-600">Something went wrong</h2>
            <p className="text-gray-600">
              {this.state.error?.message || "An unexpected error occurred"}
            </p>
            <button
              onClick={() => this.setState({ hasError: false, error: undefined })}
              className="px-4 py-2 bg-blue-600 text-white rounded-md hover:bg-blue-700"
            >
              Try again
            </button>
          </div>
        </div>
      );
    }

    return this.props.children;
  }
}