Class: Proxima::Model

Inherits:
Object
  • Object
show all
Extended by:
ActiveModel::Naming, ActiveModel::Translation
Includes:
ActiveModel::AttributeMethods, ActiveModel::Conversion, ActiveModel::Dirty, ActiveModel::Model, ActiveModel::Serializers::JSON, ActiveModel::Validations, Attributes, Paths, Serialization, Validation
Defined in:
lib/proxima/model.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Validation

errors, included, #read_attribute_for_validation

Methods included from Serialization

#as_json, #from_json, included, #to_h

Methods included from Paths

included

Methods included from Attributes

#attributes, #attributes=, included

Constructor Details

#initialize(record = {}) ⇒ Model

Returns a new instance of Model.



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# File 'lib/proxima/model.rb', line 107

def initialize(record = {})
  self.new_record = true
  self.attributes = record
end

Class Method Details

.api(api = nil) ⇒ Object

TODO: Implement callbacks extend ActiveModel::Callbacks define_model_callbacks :create, :update



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# File 'lib/proxima/model.rb', line 30

def self.api(api = nil)
  @api = api if api
  @api
end

.count(query = {}, opts = {}) ⇒ Object 



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# File 'lib/proxima/model.rb', line 80

def self.count(query = {}, opts = {})
  query['$limit'] = 0
  opts[:query]    = self.convert_query_or_delta_to_json query
  @response       = self.api.get self.find_path.call(query), opts

  return nil unless @response.code == 200

  @response.headers[:x_total_count] || 0
end

.create(record) ⇒ Object 



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# File 'lib/proxima/model.rb', line 43

def self.create(record)
  if record.is_a? Array
    models     = []
    @responses = []
    record.each do |record|
      model = self.create record
      @responses.push(model.response)
      models.push(model) if model
    end
    return models
  end

  model     = self.new(record)
  save_ok   = model.save
  @response = model.response

  return nil unless save_ok
  model
end

.find(query = {}, opts = {}) ⇒ Object 



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# File 'lib/proxima/model.rb', line 63

def self.find(query = {}, opts = {})
  opts[:query] = self.convert_query_or_delta_to_json query
  @response    = self.api.get self.find_path.call(query), opts

  if @response.code != 200
    return []
  end

  models = self.from_json @response.body
  models.each { |model| model.new_record = false }
end

.find_by_id(id, query = {}, opts = {}) ⇒ Object 



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# File 'lib/proxima/model.rb', line 90

def self.find_by_id(id, query = {}, opts = {})
  if opts == nil && query
    opts  = query
    query = {}
  end

  query[:id] = id
  @response  = self.api.get self.find_by_id_path.call(query), opts

  return nil unless @response.code == 200

  model = self.new
  model.from_json @response.body
  model.new_record = false
  model
end

.find_one(query = {}, opts = {}) ⇒ Object 



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# File 'lib/proxima/model.rb', line 75

def self.find_one(query = {}, opts = {})
  query['$limit'] = 1
  self.find(query, opts)[0]
end

.response ⇒ Object 



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# File 'lib/proxima/model.rb', line 35

def self.response
  @response
end

.responses ⇒ Object 



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# File 'lib/proxima/model.rb', line 39

def self.responses
  @responses || []
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/proxima/model.rb', line 169

def destroy
  return false if new_record?

  @response = self.class.api.delete(self.class.delete_by_id_path.call(self.to_h))

  return false unless @response.code == 204
  self.persisted = true
end

#new_record=(val) ⇒ Object 



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# File 'lib/proxima/model.rb', line 125

def new_record=(val)
  @new_record = !!val
  @persisted  = !val
  clear_changes_information unless val
end

#new_record? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/proxima/model.rb', line 121

def new_record?
  @new_record
end

#persisted=(val) ⇒ Object 



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# File 'lib/proxima/model.rb', line 116

def persisted=(val)
  @persisted = !!val
  changes_applied if val
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/proxima/model.rb', line 112

def persisted?
  @persisted
end

#reload! ⇒ Object 



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# File 'lib/proxima/model.rb', line 161

def reload!
  self.clear_changes_information
end

#response ⇒ Object 



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# File 'lib/proxima/model.rb', line 131

def response
  @response
end

#restore ⇒ Object 



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# File 'lib/proxima/model.rb', line 178

def restore
  return false if new_record?

  @response = self.class.api.post(self.class.restore_by_id_path.call(self.to_h))

  return false unless @response.code == 204
  self.persisted = true
end

#rollback! ⇒ Object 



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# File 'lib/proxima/model.rb', line 165

def rollback!
  self.restore_attributes
end

#save(options = {}) ⇒ Object 



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# File 'lib/proxima/model.rb', line 135

def save(options = {})
  return false unless self.valid?

  if self.new_record?
    path      = self.class.create_path.call self.to_h
    payload   = { json: self.as_json(options) }
    @response = self.class.api.post path, payload

    return false unless @response.code == 201

    self.from_json @response.body, options[:include_root]
    self.new_record = false
    return true
  end

  return true if self.persisted?

  options[:flatten] = true if options[:flatten] == nil
  path      = self.class.update_by_id_path.call self.to_h
  payload   = { json: self.as_json(options) }
  @response = self.class.api.put path, payload

  return false unless @response.code == 204
  self.persisted = true
end