prmbr-image-mksaas/src/ai/text/components/web-content-analyzer.tsx

457 lines
14 KiB
TypeScript

'use client';
import type {
AnalysisState,
AnalyzeContentResponse,
WebContentAnalyzerProps,
} from '@/ai/text/utils/web-content-analyzer';
import { Button } from '@/components/ui/button';
import { cn } from '@/lib/utils';
import { Component, useCallback, useReducer, useState } from 'react';
import { toast } from 'sonner';
import {
ErrorSeverity,
ErrorType,
WebContentAnalyzerError,
classifyError,
logError,
withRetry,
} from '../utils/error-handling';
import { AnalysisResults as AnalysisResultsComponent } from './analysis-results';
import { LoadingStates } from './loading-states';
import { UrlInputForm } from './url-input-form';
// Action types for state reducer
type AnalysisAction =
| { type: 'START_ANALYSIS'; payload: { url: string } }
| { type: 'SET_LOADING_STAGE'; payload: { stage: 'scraping' | 'analyzing' } }
| {
type: 'SET_RESULTS';
payload: { results: AnalysisState['results']; screenshot?: string };
}
| { type: 'SET_ERROR'; payload: { error: string } }
| { type: 'RESET' };
// State reducer for better state management and performance
function analysisReducer(
state: AnalysisState,
action: AnalysisAction
): AnalysisState {
switch (action.type) {
case 'START_ANALYSIS':
return {
...state,
url: action.payload.url,
isLoading: true,
loadingStage: 'scraping',
results: null,
error: null,
screenshot: undefined,
};
case 'SET_LOADING_STAGE':
return {
...state,
loadingStage: action.payload.stage,
};
case 'SET_RESULTS':
return {
...state,
isLoading: false,
loadingStage: null,
results: action.payload.results,
screenshot: action.payload.screenshot,
error: null,
};
case 'SET_ERROR':
return {
...state,
isLoading: false,
loadingStage: null,
error: action.payload.error,
};
case 'RESET':
return {
url: '',
isLoading: false,
loadingStage: null,
results: null,
error: null,
screenshot: undefined,
};
default:
return state;
}
}
// Initial state
const initialState: AnalysisState = {
url: '',
isLoading: false,
loadingStage: null,
results: null,
error: null,
screenshot: undefined,
};
// Error boundary component for handling component errors
class ErrorBoundary extends Component<
{
children: React.ReactNode;
onError: (error: Error) => void;
},
{ hasError: boolean }
> {
constructor(props: {
children: React.ReactNode;
onError: (error: Error) => void;
}) {
super(props);
this.state = { hasError: false };
}
static getDerivedStateFromError(_: Error) {
return { hasError: true };
}
componentDidCatch(error: Error, errorInfo: React.ErrorInfo) {
console.error(
'WebContentAnalyzer Error Boundary caught an error:',
error,
errorInfo
);
this.props.onError(error);
}
render() {
if (this.state.hasError) {
return (
<div className="w-full max-w-2xl mx-auto">
<div className="rounded-lg border border-red-200 dark:border-red-800 bg-red-50 dark:bg-red-950/20 p-6">
<div className="flex items-start space-x-4">
<div className="flex-shrink-0">
<div className="rounded-full p-2 bg-red-100 dark:bg-red-900/30">
<svg
className="size-5 text-red-600 dark:text-red-400"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
aria-hidden="true"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-2.5L13.732 4c-.77-.833-1.964-.833-2.732 0L3.732 16.5c-.77.833.192 2.5 1.732 2.5z"
/>
</svg>
</div>
</div>
<div className="flex-1 min-w-0">
<h3 className="text-lg font-semibold text-red-800 dark:text-red-200">
Component Error
</h3>
<p className="mt-2 text-sm text-red-700 dark:text-red-300">
An unexpected error occurred. Please refresh the page and try
again.
</p>
<div className="mt-4">
<Button
onClick={() => window.location.reload()}
variant="outline"
className="text-red-700 dark:text-red-200 bg-red-100 dark:bg-red-900/30 hover:bg-red-200 dark:hover:bg-red-900/50 border-red-200 dark:border-red-800"
>
<svg
className="size-4 mr-2"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
aria-hidden="true"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"
/>
</svg>
Refresh Page
</Button>
</div>
</div>
</div>
</div>
</div>
);
}
return this.props.children;
}
}
export function WebContentAnalyzer({ className }: WebContentAnalyzerProps) {
// Use reducer for better state management and performance
const [state, dispatch] = useReducer(analysisReducer, initialState);
// Enhanced error state
const [analyzedError, setAnalyzedError] =
useState<WebContentAnalyzerError | null>(null);
// Handle analysis submission with enhanced error handling
const handleAnalyzeUrl = useCallback(async (url: string) => {
// Reset state and start analysis
dispatch({ type: 'START_ANALYSIS', payload: { url } });
setAnalyzedError(null);
try {
// Use retry mechanism for the API call
const result = await withRetry(async () => {
const response = await fetch('/api/analyze-content', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ url }),
});
const data: AnalyzeContentResponse = await response.json();
// Handle HTTP errors
if (!response.ok) {
// Create specific error based on status code
let errorType = ErrorType.UNKNOWN;
let severity = ErrorSeverity.MEDIUM;
let retryable = true;
switch (response.status) {
case 400:
errorType = ErrorType.VALIDATION;
retryable = false;
break;
case 401:
errorType = ErrorType.AUTHENTICATION;
severity = ErrorSeverity.HIGH;
retryable = false;
break;
case 402:
errorType = ErrorType.CREDITS;
severity = ErrorSeverity.HIGH;
retryable = false;
break;
case 408:
errorType = ErrorType.TIMEOUT;
break;
case 422:
errorType = ErrorType.SCRAPING;
break;
case 429:
errorType = ErrorType.RATE_LIMIT;
break;
case 503:
errorType = ErrorType.SERVICE_UNAVAILABLE;
severity = ErrorSeverity.HIGH;
break;
default:
errorType = ErrorType.NETWORK;
}
throw new WebContentAnalyzerError(
errorType,
data.error || `HTTP ${response.status}: ${response.statusText}`,
data.error || 'Failed to analyze website. Please try again.',
severity,
retryable
);
}
if (!data.success || !data.data) {
throw new WebContentAnalyzerError(
ErrorType.ANALYSIS,
data.error || 'Analysis failed',
data.error ||
'Failed to analyze website content. Please try again.',
ErrorSeverity.MEDIUM,
true
);
}
return data;
});
// Update state to analyzing stage
dispatch({ type: 'SET_LOADING_STAGE', payload: { stage: 'analyzing' } });
// Simulate a brief delay for analyzing stage to show progress
await new Promise((resolve) => setTimeout(resolve, 1000));
// Set results and complete analysis
dispatch({
type: 'SET_RESULTS',
payload: {
results: result.data!.analysis,
screenshot: result.data!.screenshot,
},
});
// Show success toast - defer to avoid flushSync during render
setTimeout(() => {
toast.success('Website analysis completed successfully!', {
description: `Analyzed ${new URL(url).hostname}`,
});
}, 0);
} catch (error) {
// Classify the error
const analyzedError =
error instanceof WebContentAnalyzerError ? error : classifyError(error);
// Log the error
logError(analyzedError, { url, component: 'WebContentAnalyzer' });
// Update state with error
dispatch({
type: 'SET_ERROR',
payload: { error: analyzedError.userMessage },
});
// Set the analyzed error for the ErrorDisplay component
setAnalyzedError(analyzedError);
// Show error toast with appropriate severity - defer to avoid flushSync during render
const toastOptions = {
description: analyzedError.userMessage,
};
setTimeout(() => {
switch (analyzedError.severity) {
case ErrorSeverity.CRITICAL:
case ErrorSeverity.HIGH:
toast.error('Analysis Failed', toastOptions);
break;
case ErrorSeverity.MEDIUM:
toast.warning('Analysis Failed', toastOptions);
break;
case ErrorSeverity.LOW:
toast.info('Analysis Issue', toastOptions);
break;
}
}, 0);
}
}, []);
// Handle starting a new analysis
const handleNewAnalysis = useCallback(() => {
dispatch({ type: 'RESET' });
setAnalyzedError(null);
}, []);
// Handle component errors
const handleError = useCallback((error: Error) => {
console.error('WebContentAnalyzer component error:', error);
dispatch({
type: 'SET_ERROR',
payload: {
error:
'An unexpected error occurred. Please refresh the page and try again.',
},
});
// Defer toast to avoid flushSync during render
setTimeout(() => {
toast.error('Component error', {
description: 'An unexpected error occurred. Please refresh the page.',
});
}, 0);
}, []);
return (
<ErrorBoundary onError={handleError}>
<div className={cn('w-full space-y-8', className)}>
{/* Main Content Area */}
<div className="space-y-8">
{/* URL Input Form - Always visible */}
{!state.results && (
<UrlInputForm
onSubmit={handleAnalyzeUrl}
isLoading={state.isLoading}
disabled={state.isLoading}
/>
)}
{/* Loading States */}
{state.isLoading && state.loadingStage && (
<LoadingStates stage={state.loadingStage} url={state.url} />
)}
{/* Error State */}
{state.error && !state.isLoading && (
<div className="w-full max-w-2xl mx-auto">
<div className="rounded-lg border border-red-200 dark:border-red-800 bg-red-50 dark:bg-red-950/20 p-6">
<div className="flex items-start space-x-4">
<div className="flex-shrink-0">
<div className="rounded-full p-2 bg-red-100 dark:bg-red-900/30">
<svg
className="size-5 text-red-600 dark:text-red-400"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
aria-hidden="true"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-2.5L13.732 4c-.77-.833-1.964-.833-2.732 0L3.732 16.5c-.77.833.192 2.5 1.732 2.5z"
/>
</svg>
</div>
</div>
<div className="flex-1 min-w-0">
<h3 className="text-lg font-semibold text-red-800 dark:text-red-200">
Analysis Failed
</h3>
<p className="mt-2 text-sm text-red-700 dark:text-red-300">
{state.error}
</p>
<div className="mt-4">
<Button
onClick={handleNewAnalysis}
variant="outline"
className="text-red-700 dark:text-red-200 bg-red-100 dark:bg-red-900/30 hover:bg-red-200 dark:hover:bg-red-900/50 border-red-200 dark:border-red-800"
>
<svg
className="size-4 mr-2"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
aria-hidden="true"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"
/>
</svg>
Try Again
</Button>
</div>
</div>
</div>
</div>
</div>
)}
{/* Analysis Results */}
{state.results && !state.isLoading && (
<AnalysisResultsComponent
results={state.results}
screenshot={state.screenshot}
onNewAnalysis={handleNewAnalysis}
/>
)}
</div>
</div>
</ErrorBoundary>
);
}