Class: Answers::BaseModel

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

Direct Known Subclasses

Answer, Question

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.all ⇒ Object 



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# File 'lib/answers/base_model.rb', line 39

def self.all
  response = Answers.client.get(Protocol.uri(resource_name))
  items = response[hash_key]
  
  items.map {|i| new(i)}
end

.find(id) ⇒ Object 



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# File 'lib/answers/base_model.rb', line 24

def self.find(id)
  response = Answers.client.get(Protocol.uri(resource_name, id))
  
  if response.has_key?('status')
    if response['status']
      return nil
    end
  end
  
  item_hash = response[hash_key].first
  item = new(item_hash)
      
  item
end

.hash_key ⇒ Object 



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# File 'lib/answers/base_model.rb', line 16

def self.hash_key
  self.resource_name.to_s.pluralize
end

.resource_name ⇒ Object 



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# File 'lib/answers/base_model.rb', line 8

def self.resource_name
  to_s.demodulize.downcase.to_sym
end

Instance Method Details

#delete ⇒ Object

Raises:



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# File 'lib/answers/base_model.rb', line 59

def delete
  raise Answers::Error.new("Cannot delete unsaved object.") if new?
  response = Answers.client.delete(Protocol.uri(resource_name, @id))

  response
end

#hash_key ⇒ Object 



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# File 'lib/answers/base_model.rb', line 20

def hash_key
  self.class.hash_key
end

#new? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/answers/base_model.rb', line 4

def new?
  @id.nil?
end

#resource_name ⇒ Object 



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# File 'lib/answers/base_model.rb', line 12

def resource_name
  self.class.resource_name
end

#save ⇒ Object 



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# File 'lib/answers/base_model.rb', line 46

def save
  body   = attributes.delete_if {|k,v| v.nil?} 
  path   = new? ? Protocol.uri(resource_name) : Protocol.uri(resource_name, @id)
  method = new? ? :post : :put

  response = Answers.client.send(method, path, body)
  item_hash = response[hash_key].first

  update_attributes!(item_hash)

  self
end