import { Component, type ErrorInfo, type ReactNode } from 'react'
import { AlertTriangle, RefreshCw } from 'lucide-react'
import Button from './Button'

interface Props {
    children: ReactNode
    fallback?: ReactNode
}

interface State {
    hasError: boolean
    error: Error | null
}

export class ErrorBoundary extends Component<Props, State> {
    constructor(props: Props) {
        super(props)
        this.state = { hasError: false, error: null }
    }

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

    componentDidCatch(error: Error, errorInfo: ErrorInfo) {
        console.error('ErrorBoundary caught an error:', error, errorInfo)
    }

    handleReset = () => {
        this.setState({ hasError: false, error: null })
    }

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

            return (
                <div className="min-h-[400px] flex items-center justify-center p-8">
                    <div className="text-center max-w-md">
                        <div className="h-16 w-16 mx-auto mb-4 rounded-2xl bg-red-100 dark:bg-red-900/30 flex items-center justify-center">
                            <AlertTriangle className="h-8 w-8 text-red-500" />
                        </div>
                        <h2 className="text-xl font-bold text-slate-900 dark:text-slate-100 mb-2">
                            出错了
                        </h2>
                        <p className="text-slate-500 dark:text-slate-400 mb-4">
                            {this.state.error?.message || '发生了一个意外错误'}
                        </p>
                        <Button onClick={this.handleReset} icon={<RefreshCw className="h-4 w-4" />}>
                            重试
                        </Button>
                    </div>
                </div>
            )
        }

        return this.props.children
    }
}
