Class: Inbox::RestfulModelCollection

Inherits:
Object
  • Object
show all
Defined in:
lib/restful_model_collection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model_class, api, namespace_id, filters = {}) ⇒ RestfulModelCollection

Returns a new instance of RestfulModelCollection.

Raises:

  • (StandardError) 


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# File 'lib/restful_model_collection.rb', line 8

def initialize(model_class, api, namespace_id, filters = {})
  raise StandardError.new unless api.class <= Inbox::API
  @model_class = model_class
  @filters = filters
  @namespace_id = namespace_id
  @_api = api
end

Instance Attribute Details

#filters ⇒ Object

Returns the value of attribute filters.



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# File 'lib/restful_model_collection.rb', line 6

def filters
  @filters
end

Instance Method Details

#all ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 33

def all
  range(0, Float::INFINITY)
end

#build(args) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 71

def build(args)
  for key in args.keys
    args[key.to_s] = args[key] 
  end
  model = @model_class.new(@_api, @namespace_id)
  model.inflate(args)
  model
end

#delete(item_or_id) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 61

def delete(item_or_id)
  item_or_id = item_or_id.id if item_or_id.is_a?(RestfulModel)
  RestClient.delete("#{url}/#{id}")
end

#each ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 16

def each
  offset = 0
  finished = false
  while (!finished) do
    items = get_model_collection(offset)
    break if items.length == 0
    items.each { |item|
      yield item
    }
    offset += items.length
  end
end

#find(id) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 66

def find(id)
  return nil unless id
  get_model(id)
end

#first ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 29

def first
  get_model_collection.first
end

#inflate_collection(items = []) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 80

def inflate_collection(items = [])
  models = []

  return unless items.is_a?(Array)
  items.each do |json|
    if @model_class < RestfulModel
      model = @model_class.new(@_api)
      model.inflate(json)
    else
      model = @model_class.new(json)
    end
    models.push(model)
  end
  models
end

#range(offset = 0, limit = 50) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 44

def range(offset = 0, limit = 50)
  accumulated = []
  finished = false
  chunk_size = 50

  while (!finished && accumulated.length < limit) do
    results = get_model_collection(offset + accumulated.length, chunk_size)
    accumulated = accumulated.concat(results)

    # we're done if we have more than 'limit' items, or if we asked for 50 and got less than 50...
    finished = accumulated.length >= limit || results.length == 0 || (results.length % chunk_size != 0)
  end

  accumulated = accumulated[0..limit] if limit < Float::INFINITY
  accumulated
end

#where(filters) ⇒ Object 



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# File 'lib/restful_model_collection.rb', line 37

def where(filters)
  collection = self.clone
  collection.filters ||= {}
  collection.filters.merge!(filters)
  collection
end