Spine

Models

class User extends Spine.Model
  @configure "User", "name", "address"

  fullName: ->
    [@first, @last].join ' '

JavaScript

// Subclassing
User = Spine.Model.sub()

Class methods

.configure 'modelname', attributes...

# Inheritance
.include(Module)
.extend(Module)

.create(name: "John")

.count()

# Events
.on 'refresh change', (user) -> ...
.trigger 'event'

.change (user) -> ...  # same as on('change')
.fetch (user) -> ...   # same as on('fetch')

# JSON
.toJSON()         # all records
.fromJSON(json)   # from json string
.fromForm(el)

# Data
.records     # Hash of instances
.attributes  # array of attributes (from .configure)

# Convenience
.toString()  #=> "User"

# Find by ID
.exists(1)
.find(1)     # throws error

# Find by something
.select (u) u.name == 'bob'
.findByAttribute 'name', 'bob'
.findAllByAttribute 'name', 'bob'

.all()
.slice(6, 13)  # cloned copies of instances

# Iterating
.each (user) ->

# Ends
.first()
.last()

# Deleting
.deleteAll()
.destroyAll()
.destroyAll({ ..options.. })
.destroy(2)

Instance methods

user = new User();

user
.isNew()
.exists()

# Validation
.isValid()
.validate()    # validate = (-> "Name required" unless @name)

.attributes()  # hash of attr values
.eql(other)    # equality check

# Update
.load(attrs)
.reload()
.fromForm(form)
.updateAttribute("name", "john")
.updateAttributes(name: "John")

# Event
.on 'event', -> ...
.trigger 'event'

# Retrieve
.toJSON()

# Persistence
.save()

.destroy()
.dup()         # clone as unsaved

Mixins

class User extends Spine.Model
  @include MyModule
  @extend MyModule

Events

.on 'create'
.on 'update'
.on 'destroy'

.on 'save'    # create / update
.on 'change'  # create / update / destroy

.on 'refresh'
.on 'error'    # validation error

Ajax

class User extends Spine.Model
  @extend Spine.Model.Ajax

  @url: '/users'
  @url: -> '/users'
  scope: '2013'

Using

User.fetch()
user = new User()

user.url()            #=> "/users"
user.url('bands')     #=> "/users/bands"

user.scope = 'admin'
user.url()            #=> "/admin/users"

Host

Spine.Model.host = 'http://endpoint'

Ajax mapping

read    → GET    /collection
create  → POST   /collection (201 created)
update  → PUT    /collection/id
destroy → DELETE /collection/id

Associations

class Photo extends Spine.Model
  @belongsTo 'album', 'Album'          # window['Album']
  @belongsTo 'album', 'models/album'   # via require.js

class Album
  @hasMany 'photos', 'models/photo'

album.photos().all()
album.photos().create(name: "Vacation")
album.photos().find(id)

photo = Photo.create(album: album)
photo.album()
photo.album_id

See

• http://spinejs.com/api/index
• http://spinejs.com/api/models
• http://spinejs.com/docs/ajax
• http://spinejs.com/docs/relations