feat(page): implement loading spinner and error boundary for ItemsList component

This commit is contained in:
ryan 2025-06-19 15:35:34 +03:00
parent 6096cc0670
commit 79b90e770b

View file

@ -1,102 +1,127 @@
import Image from "next/image";
'use client';
import React, { Suspense } from 'react';
import { ItemsList } from '@/components/ItemsList';
// Loading component for better UX
function LoadingSpinner() {
return (
<div className="flex items-center justify-center min-h-[400px]">
<div className="flex flex-col items-center space-y-4">
<div className="animate-spin rounded-full h-12 w-12 border-b-2 border-blue-500"></div>
<span className="text-gray-600 text-sm">Loading items...</span>
</div>
</div>
);
}
// Error boundary component
function ErrorFallback({ error, resetError }: { error: Error; resetError: () => void }) {
return (
<div className="flex flex-col items-center justify-center min-h-[400px] p-8">
<div className="bg-red-50 border border-red-200 rounded-lg p-6 max-w-md w-full">
<h2 className="text-red-800 text-lg font-semibold mb-2">
Something went wrong
</h2>
<p className="text-red-600 text-sm mb-4">
{error.message || 'An unexpected error occurred while loading the items.'}
</p>
<div className="flex space-x-3">
<button
onClick={resetError}
className="bg-red-600 text-white px-4 py-2 rounded hover:bg-red-700 transition-colors text-sm"
>
Try again
</button>
<button
onClick={() => window.location.reload()}
className="bg-gray-600 text-white px-4 py-2 rounded hover:bg-gray-700 transition-colors text-sm"
>
Reload page
</button>
</div>
</div>
</div>
);
}
// Simple error boundary implementation
class ErrorBoundary extends React.Component<
{ children: React.ReactNode; fallback: (error: Error, resetError: () => void) => React.ReactNode },
{ hasError: boolean; error?: Error }
> {
constructor(props: { children: React.ReactNode; fallback: (error: Error, resetError: () => void) => React.ReactNode }) {
super(props);
this.state = { hasError: false };
}
static getDerivedStateFromError(error: Error) {
return { hasError: true, error };
}
componentDidCatch(error: Error, errorInfo: React.ErrorInfo) {
console.error('Error caught by boundary:', error, errorInfo);
}
render() {
if (this.state.hasError && this.state.error) {
return this.props.fallback(this.state.error, () => {
this.setState({ hasError: false, error: undefined });
});
}
return this.props.children;
}
}
export default function Home() {
return (
<div className="grid grid-rows-[20px_1fr_20px] items-center justify-items-center min-h-screen p-8 pb-20 gap-16 sm:p-20 font-[family-name:var(--font-geist-sans)]">
<main className="flex flex-col gap-[32px] row-start-2 items-center sm:items-start">
<Image
className="dark:invert"
src="/next.svg"
alt="Next.js logo"
width={180}
height={38}
priority
/>
<ol className="list-inside list-decimal text-sm/6 text-center sm:text-left font-[family-name:var(--font-geist-mono)]">
<li className="mb-2 tracking-[-.01em]">
Get started by editing{" "}
<code className="bg-black/[.05] dark:bg-white/[.06] px-1 py-0.5 rounded font-[family-name:var(--font-geist-mono)] font-semibold">
src/app/page.tsx
</code>
.
</li>
<li className="tracking-[-.01em]">
Save and see your changes instantly.
</li>
</ol>
// Get the current URL for the ItemsList component
const currentUrl = typeof window !== 'undefined' ? window.location.href : 'default';
<div className="flex gap-4 items-center flex-col sm:flex-row">
<a
className="rounded-full border border-solid border-transparent transition-colors flex items-center justify-center bg-foreground text-background gap-2 hover:bg-[#383838] dark:hover:bg-[#ccc] font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 sm:w-auto"
href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
<Image
className="dark:invert"
src="/vercel.svg"
alt="Vercel logomark"
width={20}
height={20}
/>
Deploy now
</a>
<a
className="rounded-full border border-solid border-black/[.08] dark:border-white/[.145] transition-colors flex items-center justify-center hover:bg-[#f2f2f2] dark:hover:bg-[#1a1a1a] hover:border-transparent font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 w-full sm:w-auto md:w-[158px]"
href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
Read our docs
</a>
return (
<div className="min-h-screen bg-gray-50">
{/* Header */}
<header className="bg-white shadow-sm border-b">
<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
<div className="flex justify-between items-center h-16">
<div className="flex items-center">
<h1 className="text-xl font-semibold text-gray-900">
CompareWare
</h1>
</div>
<div className="flex items-center space-x-4">
{/* Add navigation items here if needed */}
<div className="text-sm text-gray-500">
Item Comparison Tool
</div>
</div>
</div>
</div>
</header>
{/* Main content */}
<main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
<div className="mb-8">
<h2 className="text-2xl font-bold text-gray-900 mb-2">
Items Comparison
</h2>
</div>
{/* Items list with error boundary and suspense */}
<ErrorBoundary fallback={(error, resetError) => <ErrorFallback error={error} resetError={resetError} />}>
<Suspense fallback={<LoadingSpinner />}>
<ItemsList url={currentUrl} />
</Suspense>
</ErrorBoundary>
</main>
<footer className="row-start-3 flex gap-[24px] flex-wrap items-center justify-center">
<a
className="flex items-center gap-2 hover:underline hover:underline-offset-4"
href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
<Image
aria-hidden
src="/file.svg"
alt="File icon"
width={16}
height={16}
/>
Learn
</a>
<a
className="flex items-center gap-2 hover:underline hover:underline-offset-4"
href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
<Image
aria-hidden
src="/window.svg"
alt="Window icon"
width={16}
height={16}
/>
Examples
</a>
<a
className="flex items-center gap-2 hover:underline hover:underline-offset-4"
href="https://nextjs.org?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
<Image
aria-hidden
src="/globe.svg"
alt="Globe icon"
width={16}
height={16}
/>
Go to nextjs.org
</a>
{/* Footer */}
<footer className="bg-white border-t mt-16">
<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
<div className="text-center text-gray-500 text-sm">
<p>&copy; 2025 CompareWare.</p>
</div>
</div>
</footer>
</div>
);