Atila
I'm on a mission to make code simple. When not recording screencasts or courses, you may find me either writing and talking about jamstack, performance, or developer tooling.
2022
@AtilaFassina
Day 5 — States and Layouts
@AtilaFassina
DATA
FETCH
@AtilaFassina
↪ Declarative Data-Fetch
↪ Auto-Update
↪ Cache-Handling
@AtilaFassina
OPTIMISTIC
MUTATIONS
@AtilaFassina
click
mutation event
mutation request
response
update content
woohoo!
@AtilaFassina
click
mutation event
mutation request
response
update content
woohoo!
✅
@AtilaFassina
click
mutation event
mutation request
💥
update content
woohoo!
update content
Pardon. retry?
@AtilaFassina
getServerSideProps
QueryClient
initialData
Hydrate page with data
cache query
mutate
✅
❌
Re-Render page w/ new data
update cache
Re-Render page w/ old data
pull from cache
warn user
@AtilaFassina
LAYOUT
PATTERN
@AtilaFassina
next.js lifecycle
_document.tsx
_app.tsx
layout.tsx
page1.tsx
component1
component2
component3
...
page2.tsx
component1
component4
component5
...
Renders once
Re-Renders on route change
Re-Renders on global state
Re-Renders on route state
Re-Renders on component state
Smashing Masterclass Day 5
By Atila
