Class: Fire::NestedModel

Inherits:
Model
  • Object
show all
Defined in:
lib/model/nested/base.rb

Direct Known Subclasses

SingleNestedModel

Defined Under Namespace

Classes: CollectionIsSetError, DuplicatedIdKeyError, DuplicatedParentPathKeyError, ParentModelNotSetError, QueryingNotSupportedError

Constant Summary

Constants inherited from Model

Model::LEVEL_SEPARATOR

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Model

#==, all_path_keys, #cache, #collection_name, connection, create, #custom_data, #data, #delete, #delete_field, #has_data?, #id_key, #id_value, next_id, #path, #path_changed?, #path_data, path_value_param, #path_values, #persisted?, prepare_hash, #reload, #set, set_id_key, take, #update, #update_field

Constructor Details

#initialize(hash = {}, parent_original = {}) ⇒ NestedModel

Returns a new instance of NestedModel.



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# File 'lib/model/nested/base.rb', line 6

def initialize(hash={}, parent_original={})
  @parent_original = parent_original
  super(hash)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*args) ⇒ Object 



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# File 'lib/model/nested/base.rb', line 103

def method_missing(*args)
  if args.first.to_s == self.class.folder
    self.class.folder
  else
    super
  end
end

Class Method Details

.all ⇒ Object 



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# File 'lib/model/nested/base.rb', line 88

def all
  query
end

.collection_name ⇒ Object 



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# File 'lib/model/nested/base.rb', line 66

def collection_name
  parent.collection_name
end

.folder ⇒ Object 



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# File 'lib/model/nested/base.rb', line 70

def folder
  path_value_param(self.nested_options.folder ? self.nested_options.folder : default_folder_name)
end

.folder_content(parent) ⇒ Object 



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# File 'lib/model/nested/base.rb', line 74

def folder_content(parent)
  levels_count = (path_keys || []).count
  nested_folder = parent.send(folder) || {}
  objects = self.down_levels(nested_folder, levels_count)
  objects.map{|parent_original|
    full_data = parent_original.clone.merge(parent.path_data)
    new(full_data, parent_original)
  }
end

.has_path_keys(*keys) ⇒ Object

Raises:



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# File 'lib/model/nested/base.rb', line 47

def has_path_keys(*keys)
  raise ParentModelNotSetError.new(self) unless self.parent
  super(*keys)
  keys.each do |key|
    raise DuplicatedParentPathKeyError.new(key, self.parent) if self.parent.all_path_keys.include?(key)
  end
end

.id_key ⇒ Object 



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# File 'lib/model/nested/base.rb', line 32

def self.id_key
  self.id_key_name || "#{self.name.demodulize.singularize.dasherize.downcase}_id".to_sym
end

.in_collection(name) ⇒ Object

Raises:



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# File 'lib/model/nested/base.rb', line 43

def in_collection(name)
  raise CollectionIsSetError.new(self)
end

.nested_in(parent, options = {}) ⇒ Object 



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# File 'lib/model/nested/base.rb', line 55

def nested_in(parent, options={})
  self.parent = parent
  self.nested_options = OpenStruct.new(options)
  self.parent.has_nested(self)
  validate_id_key!
end

.own_path_keys ⇒ Object 



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# File 'lib/model/nested/base.rb', line 62

def own_path_keys
  parent.all_path_keys + [ folder ] + super()
end

.query(params = {}, &filter_condition) ⇒ Object

Raises:



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# File 'lib/model/nested/base.rb', line 84

def query(params={}, &filter_condition)
  raise QueryingNotSupportedError.new
end

Instance Method Details

#nested_options ⇒ Object 



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# File 'lib/model/nested/base.rb', line 28

def nested_options
  self.class.nested_options
end

#save ⇒ Object 



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# File 'lib/model/nested/base.rb', line 23

def save
  sync_parent
  super
end

#saving_data ⇒ Object 



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# File 'lib/model/nested/base.rb', line 15

def saving_data
  return super() if nested_options.parent_values

  self.class.parent.all_path_keys.each_with_object(data.clone) do |k, res|
    res.delete(k)
  end
end

#set_id_key(value) ⇒ Object

Raises:



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# File 'lib/model/nested/base.rb', line 36

def set_id_key(value)
  raise ParentModelNotSetError.new(self) unless self.parent
  validate_id_key!
  super(value)
end

#sync_parent ⇒ Object 



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# File 'lib/model/nested/base.rb', line 11

def sync_parent
  @parent_original.merge!(saving_data)
end