Next.js App Router Course

Demo Application

• Preview the application here
• Login details
  • user@nextmail.com
  • 123456

About

• This is a starter template for NextJS' learning platform
• Learn NextJS optimisations through building an invoicing platform

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Tools

• NextJS
• React
• Tailwind
• Vercel
• PostgreSQL
• NextAuth

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Topics Covered

Course Curriculum

• Chapter 1: Getting started
• Chapter 2: CSS Styling
  • GlobalCSS, Modules, TailwindCSS
• Chapter 3: Font and Image Optimisation
  • next/font and next/image optimisations
• Chapter 4: Creating Layouts and Pages
  • Nested routing, route segments
  • Partial rendering, using layout.tsx files
• Chapter 5: Navigating Between Pages
  • Optimisations with next/link compared to <a> tags
  • usePathname() hook to show 'active' links
  • Automatic code-splitting and prefetching
• Chapter 6: Setting Up Your Database
  • Create a Postgres database
  • Connect database to vercel storage and deployments
  • Seed database with initial data
• Chapter 7: Fetching Data
  • Database queries
  • Using React Server Components
  • Parallel data fetching
• Chapter 8: Static and Dynamic Rendering
  • Static: data fetching happens on server at build time or during revalidation
  • Dynamic: content is rendered on the server for each user at request time
• Chapter 9: Streaming
  • How to implement loading.tsx and React's Suspense
  • Creating loading skeletons
  • Route groups
• Chapter 10: Partial Prerendering (PPR)
  • Combine: static, dynamic, and stream rendering with PPR.
• Chapter 11: Adding Search and Pagination
  • NextJS APIs: useSearchParams, usePathname, useRouter
  • Implementing search & pagination with URL search params
  • Note: very useful for sharing searches with other users
  • useDebounce for optimising searches
• Chapter 12: Mutating Data [MVP]
  • Create, Update, Delete functionality with Postgres
  • React Server Actions
  • formData best practices
  • revalidatePath for client caching
  • Dynamic routing
• Chapter 13: Handling Errors
  • NextJS's error.tsx file for fallback
  • notFound function and not-found.tsx file
• Chapter 14: Improving Accessibility
  • eslint-plugin-jsx-a11y
  • Server side form validation with zod
  • useActionState on forms to handle and display errors
  • Using aria-labels
• Chapter 15: Adding Authentication
  • Using NextAuth.js
  • Creating authorisation middleware
  • Using credential providers for sign-in, sign-out functionality
• Chapter 16: Adding Metadata
  • Using metadata object in NextJS
  • Static and Dynamic SEO optimisation