react

Implement consistent client-side React patterns in Next.js apps.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/desdat1/xopweb --skill react-desdat1
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Please help me install this Agent Skill.
Skill: react
Source: https://github.com/desdat1/xopweb/tree/main/.claude/skills/react
Command: npx skills add https://github.com/desdat1/xopweb --skill react-desdat1

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

React development often involves ad-hoc patterns for client components, state, and hydration that lead to inconsistency and maintenance challenges. This Skill provides a curated set of patterns for building reliable client-side UI in Next.js apps.

Core Features & Use Cases

  • Client directive pattern: consistent use of 'use client' to enable interactive components.
  • Local state and forms: guidelines for useState, useEffect, and form handling across components.
  • Hydration-safe rendering: techniques to prevent hydration mismatch errors.
  • Reusable UI patterns: accordions, modals, and interactive elements with predictable behavior.
  • Use cases: rapidly scaffold interactive pages in Next.js 15 App Router with React.

Quick Start

To start, create a small client component, add 'use client' at the top, manage UI state with useState, and ensure mounted checks for hydration safety.

Frequently Asked Questions about react

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fix hydration mismatch errors in Next.js client components?

To fix hydration mismatch errors in Next.js client components, use hydration-safe rendering techniques like mounted checks before rendering interactive UI. Apply the 'use client' directive to isolate stateful logic and prevent server-client markup differences during initial page load.

When do I need to use the 'use client' directive in Next.js App Router?

Use the 'use client' directive in Next.js App Router when building interactive UI components that require local state with useState or side effects with useEffect. It marks the boundary for client-side rendering to enable stateful behaviors like forms, modals, and accordions.

What is the best way to handle form state in Next.js client components?

The best way to handle form state in Next.js client components is using the useState hook for local state management combined with the 'use client' directive. This pattern ensures reliable interactive forms with predictable state updates across page components.

Can I use useState and useEffect for interactive modals in Next.js?

Yes, you can use useState and useEffect for interactive modals in Next.js by adding the 'use client' directive at the top of the component file. This combination enables reliable local state management for toggling visibility and handling component lifecycle events.

Why does my client component state reset when navigating between pages in Next.js?

Client component state resets during Next.js page navigation if stateful components are re-mounted without persistent patterns. To ensure reliable UI, manage local state with useState inside 'use client' components and verify hydration safety to maintain predictable behavior across route transitions.