Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Optimizing an API for Ember Data
Search
Dan Gebhardt
February 15, 2013
Programming
32
4.6k
Optimizing an API for Ember Data
Presentation given at Ember Camp 2013.
Dan Gebhardt
February 15, 2013
Tweet
Share
More Decks by Dan Gebhardt
See All by Dan Gebhardt
An Introduction to the JSON:API Specification
dgeb
5
790
Worker power!
dgeb
0
480
Modern Ember
dgeb
0
140
The Future of Data in Ember
dgeb
0
440
Give Apps Online Superpowers by Optimizing them for Offline
dgeb
2
210
Overview of Orbit.js
dgeb
0
110
Introducing Ember Engines
dgeb
4
3.5k
Introducing JSON API
dgeb
5
720
Fault Tolerant UX
dgeb
4
950
Other Decks in Programming
See All in Programming
20251016_Rails News ~Rails 8.1の足音を聴く~
morimorihoge
3
730
CSC305 Lecture 10
javiergs
PRO
0
230
釣り地図SNSにおける有料機能の実装
nokonoko1203
0
200
Android16 Migration Stories ~Building a Pattern for Android OS upgrades~
reoandroider
0
140
Pythonに漸進的に型をつける
nealle
1
120
NixOS + Kubernetesで構築する自宅サーバーのすべて
ichi_h3
0
1.2k
理論と実務のギャップを超える
eycjur
0
180
O Que É e Como Funciona o PHP-FPM?
marcelgsantos
0
200
SwiftDataを使って10万件のデータを読み書きする
akidon0000
0
240
開発組織の戦略的な役割と 設計スキル向上の効果
masuda220
PRO
9
1.5k
Server Side Kotlin Meetup vol.16: 内部動作を理解して ハイパフォーマンスなサーバサイド Kotlin アプリケーションを書こう
ternbusty
3
240
他言語経験者が Golangci-lint を最初のコーディングメンターにした話 / How Golangci-lint Became My First Coding Mentor: A Story from a Polyglot Programmer
uma31
0
350
Featured
See All Featured
Building a Modern Day E-commerce SEO Strategy
aleyda
44
7.8k
How STYLIGHT went responsive
nonsquared
100
5.8k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.2k
How to train your dragon (web standard)
notwaldorf
97
6.3k
Making Projects Easy
brettharned
120
6.4k
Building Applications with DynamoDB
mza
96
6.7k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Gamification - CAS2011
davidbonilla
81
5.5k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
34
2.3k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
132
19k
Why Our Code Smells
bkeepers
PRO
340
57k
Transcript
Optimizing An API For Ember Data Dan Gebhardt Saturday, February
16, 13
Dan Gebhardt @dgeb Saturday, February 16, 13
Convention Configuration Saturday, February 16, 13
“Trivial choices are the enemy” - Yehuda Katz Saturday, February
16, 13
Ruby on Rails ActiveModel::Serializers Ember.js Ember Data Saturday, February 16,
13
Saturday, February 16, 13
“What” not “how” DRY Customizable ActiveModel::Serializers Saturday, February 16, 13
Ember Data In memory store Canonical records Multi-layered architecture Customizable
adapters / serializers Saturday, February 16, 13
underscore_naming include root element id: 1, fk_id: 1, fk_ids: [1]
conventions for including related data AM::S Conventions Saturday, February 16, 13
DS.RESTAdapter Conventions underscore_naming include root element id: 1, fk_id: 1,
fk_ids: [1] conventions for including related data Saturday, February 16, 13
DS.RESTAdapter Conventions underscore_naming include root element id: 1, fk_id: 1,
fk_ids: [1] conventions for including related data IDENTICAL TO ActiveModel::Serializers Saturday, February 16, 13
class ApplicationSerializer < ActiveModel::Serializer # sideload related data by default
embed :ids, include: true end A Sprinkling of Configuration Saturday, February 16, 13
Relationships source: twitamore.com Saturday, February 16, 13
One-to-Many Relationships App.Post = DS.Model.extend({ title: DS.attr('string'), comments: DS.hasMany('App.Comment') });
App.Comment = DS.Model.extend({ body: DS.attr('string'), post: DS.belongsTo('App.Post') }); Saturday, February 16, 13
class PostSerializer < ApplicationSerializer attributes :title has_many :comments end class
CommentSerializer < ApplicationSerializer attributes :body belongs_to :post end One-to-Many Relationships Saturday, February 16, 13
{ post: { id: 1, title: 'Ember is Omakase', comment_ids:
[4, 5, 6] }, comments: [ {id: 4, post_id: 1, body: 'delicious!'}, {id: 5, post_id: 1, body: 'yuno turbolinks?'}, {id: 6, post_id: 1, body: 'is that a tentacle?'} ] } JSON One-to-Many Relationships Saturday, February 16, 13
One-to-One Relationships App.User = DS.Model.extend({ name: DS.attr('string'), rights: DS.belongsTo('App.Rights') });
App.Rights = DS.Model.extend({ admin: DS.attr('boolean'), user: DS.belongsTo('App.User') }); Saturday, February 16, 13
class UserSerializer < ApplicationSerializer attributes :id, :name has_one :rights end
class RightsSerializer < ApplicationSerializer attributes :id, :admin belongs_to :user end One-to-One Relationships Saturday, February 16, 13
{ user: { id: 1, name: '', rights_id: 2 },
rights: [{ id: 2, admin: true, user_id: 1 }] } JSON One-to-One Relationships Saturday, February 16, 13
One-to-None Relationships App.User = DS.Model.extend({ name: DS.attr('string'), rights: DS.belongsTo('App.Rights') });
App.Rights = DS.Model.extend({ admin: DS.attr('boolean') }); Saturday, February 16, 13
class UserSerializer < ApplicationSerializer attributes :id, :name has_one :rights end
class RightsSerializer < ApplicationSerializer attributes :id, :admin end One-to-None Relationships Saturday, February 16, 13
{ user: { id: 1, name: '', rights_id: 2 },
rights: [{ id: 2, admin: true }] } JSON One-to-None Relationships Saturday, February 16, 13
Many-to-Many Relationships App.Post = DS.Model.extend({ title: DS.attr('string'), body: DS.attr('string'), tags:
DS.hasMany('App.Tag') }); App.Tag = DS.Model.extend({ name: DS.attr('string'), posts: DS.hasMany('App.Post') }); Saturday, February 16, 13
class PostSerializer < ApplicationSerializer attributes :id, :title, :body has_many :tags
end class TagSerializer < ApplicationSerializer attributes :id, :name has_many :posts end Many-to-Many Relationships Saturday, February 16, 13
{ posts: [ {id: 1, title: 'Hello world', tag_ids: [11,
12]}, {id: 2, title: 'Goodbye', tag_ids: [11, 13]} ], tags: [ {id: 11, name: 'announcements', post_ids: [1,2]}, {id: 12, name: 'happy', post_ids: [1]}, {id: 13, name: 'sad', post_ids: [2]} ] } JSON Many-to-Many Relationships Saturday, February 16, 13
Many-to-None Relationships App.Post = DS.Model.extend({ title: DS.attr('string'), body: DS.attr('string'), tags:
DS.hasMany('App.Tag') }); App.Tag = DS.Model.extend({ name: DS.attr('string') }); Saturday, February 16, 13
class PostSerializer < ApplicationSerializer attributes :id, :title, :body has_many :tags
end class TagSerializer < ApplicationSerializer attributes :id, :name end Many-to-None Relationships Saturday, February 16, 13
{ posts: [ {id: 1, title: 'Hello world', tag_ids: [11,
12]}, {id: 2, title: 'Goodbye', tag_ids: [11, 13]} ], tags: [ {id: 11, name: 'announcements'}, {id: 12, name: 'happy'}, {id: 13, name: 'sad'} ] } JSON Many-to-None Relationships Saturday, February 16, 13
Embedded Relationships Creative Commons licensed by: Subhash Chandra Saturday, February
16, 13
{ post: { id: 1, title: 'Ember is Omakase', comments:
[ {id: 4, body: 'delicious!'}, {id: 5, body: 'yuno turbolinks?'}, {id: 6, body: 'is that a tentacle?'} ] } } JSON Serialized Embedded Data Saturday, February 16, 13
class PostSerializer < ApplicationSerializer attributes :title has_many :comments, embed: :objects
end class CommentSerializer < ApplicationSerializer attributes :body belongs_to :post end Embedded Data Serializers Saturday, February 16, 13
Embedded Read-only Data App.Post = DS.Model.extend({ title: DS.attr('string'), comments: DS.hasMany('App.Comment')
}); App.Comment = DS.Model.extend({ body: DS.attr('string') }); serializer.map('App.Post', { comments: {embedded: 'load'} }); Saturday, February 16, 13
Embedded Writeable Data App.Post = DS.Model.extend({ title: DS.attr('string'), comments: DS.hasMany('App.Comment')
}); App.Comment = DS.Model.extend({ body: DS.attr('string') }); serializer.map('App.Post', { comments: {embedded: 'always'} }); Saturday, February 16, 13
Customizations Saturday, February 16, 13
{ hobbit: {id: 1, name: 'Bilbo'} } { hobbitses: [
{id: 1, name: 'Bilbo'} {id: 2, name: 'Frodo'} {id: 3, name: 'Samwise'} ] } JSON Custom Pluralization Saturday, February 16, 13
Custom Pluralization serializer.configure('plurals', { hobbit: 'hobbitses' }); Saturday, February 16,
13
{ post: { id: 1, titleOfPost: 'Ember is Omakase' }
} JSON Custom Keys Saturday, February 16, 13
Custom Keys serializer.map('App.Post', { title: {key: 'titleOfPost'} }); Saturday, February
16, 13
{ post: { id: 1, title: 'Ember is Omakase', comment_ids:
[4, 5, 6] }, post_comments: [ {id: 4, post_id: 1, body: 'delicious!'}, {id: 5, post_id: 1, body: 'yuno turbolinks?'}, {id: 6, post_id: 1, body: 'is that a tentacle?'} ] } JSON Custom Sideloading Saturday, February 16, 13
Custom Sideloading serializer.configure('App.Comment', { sideloadAs: 'post_comments' }); Saturday, February 16,
13
Custom Transforms Adapter.registerTransform('excitableString', { serialize: function(value) { return value +
'!'; }, deserialize: function(value) { return value.substring(0, value.length - 1); } }); App.Greeting = DS.Model.extend({ message: DS.attr('excitableString') }); Saturday, February 16, 13
Custom URLs adapter.set('namespace', 'ember'); person = store.find(Person, 1); // =>
/ember/people/1 adapter.set('url', 'http://api.ember.dev'); person = store.find(Person, 1); // => http://api.ember.dev/people/1 Saturday, February 16, 13
Bulk Commits adapter.set('bulkCommit', true); store.createRecord(App.Person, {name: 'tomdale'}); store.createRecord(App.Person, {name: 'wycats'});
store.commit(); // POST to /people // {people: [{name: 'tomdale'}, {name: 'wycats'}]} Saturday, February 16, 13
Edge of Convention Pagination Authentication Sparse fieldsets Custom includes Polymorphism
Creative Commons licensed by: _chrisUK Saturday, February 16, 13
Resources https://github.com/dgeb/ember_data_example https://github.com/rails-api/active_model_serializers http://stackoverflow.com/questions/tagged/ember-data Saturday, February 16, 13