Class: Entity

Inherits:
TableEntityBase show all
Defined in:
lib/entity.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from TableEntityBase

all, find

Constructor Details

#initialize(node) ⇒ Entity

Returns a new instance of Entity.



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# File 'lib/entity.rb', line 10

def initialize(node)
  @id = node['id']
  @name = node['data']['name'].underscore.singularize
  @table = Table.find(node['data']['tableId'])
  @table.entities << self

  @parent_associations = []
  @associations = []

  @parents_has_one = []
  @parents_has_many = []
  @parents_has_one_through = []
  @parents_has_many_through = []
  @parents_through = []

  @children_has_one = []
  @children_has_many = []
  @children_has_one_through = []
  @children_has_many_through = []
  @children_through = []
end

Instance Attribute Details

#associations ⇒ Object

Returns the value of attribute associations.



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

def associations
  @associations
end

#children_has_many ⇒ Object

Returns the value of attribute children_has_many.



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

def children_has_many
  @children_has_many
end

#children_has_many_through ⇒ Object

Returns the value of attribute children_has_many_through.



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

def children_has_many_through
  @children_has_many_through
end

#children_has_one ⇒ Object

Returns the value of attribute children_has_one.



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

def children_has_one
  @children_has_one
end

#children_has_one_through ⇒ Object

Returns the value of attribute children_has_one_through.



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

def children_has_one_through
  @children_has_one_through
end

#children_through ⇒ Object

Returns the value of attribute children_through.



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

def children_through
  @children_through
end

#id ⇒ Object

Returns the value of attribute id.



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

def id
  @id
end

#name ⇒ Object

Returns the value of attribute name.



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

def name
  @name
end

#parent ⇒ Object

Returns the value of attribute parent.



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

def parent
  @parent
end

#parent_association ⇒ Object

Returns the value of attribute parent_association.



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

def parent_association
  @parent_association
end

#parent_associations ⇒ Object

Returns the value of attribute parent_associations.



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

def parent_associations
  @parent_associations
end

#parents_has_many ⇒ Object

Returns the value of attribute parents_has_many.



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

def parents_has_many
  @parents_has_many
end

#parents_has_many_through ⇒ Object

Returns the value of attribute parents_has_many_through.



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

def parents_has_many_through
  @parents_has_many_through
end

#parents_has_one ⇒ Object

Returns the value of attribute parents_has_one.



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

def parents_has_one
  @parents_has_one
end

#parents_has_one_through ⇒ Object

Returns the value of attribute parents_has_one_through.



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

def parents_has_one_through
  @parents_has_one_through
end

#parents_through ⇒ Object

Returns the value of attribute parents_through.



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

def parents_through
  @parents_through
end

#table ⇒ Object

Returns the value of attribute table.



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

def table
  @table
end

Class Method Details

.find_by_name(name) ⇒ Object 



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# File 'lib/entity.rb', line 32

def self.find_by_name(name)
  all.find { |entity| entity.name == name }
end

Instance Method Details

#model_name ⇒ Object 



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# File 'lib/entity.rb', line 36

def model_name
  table.name.camelize
end

#one_polymorphic_names?(entity) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/entity.rb', line 52

def one_polymorphic_names?(entity)
  table.polymorphic && table.polymorphic_names.include?(entity.name)
end

#root_class_name_different? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/entity.rb', line 48

def root_class_name_different?
  table.root_class.name != name
end

#root_classes_same?(entity) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/entity.rb', line 40

def root_classes_same?(entity)
  table.root_class == entity.table.root_class
end

#table_name_different? ⇒ Boolean

Returns:

  • (Boolean) 


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

def table_name_different?
  table.name != name
end

#update_end_model_migration_files(start_entity, association) ⇒ Object 



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# File 'lib/entity.rb', line 56

def update_end_model_migration_files(start_entity, association)
  return unless association.has_any?

  end_model_line = {}
  end_migration_line = {}

  end_model_line['belongs_to'] = ":#{start_entity.name}"

  if root_classes_same?(start_entity)
    end_model_line['optional'] = 'true'
    end_migration_line['null'] = 'true'
  else
    end_migration_line['null'] = 'false'
  end

  end_migration_line['null'] = 'true' unless table.root_class?

  polymorphic_end = one_polymorphic_names?(start_entity)

  unless polymorphic_end
    end_model_line['class_name'] = "\"#{start_entity.table.name.camelize}\"" if start_entity.table_name_different?

    if start_entity.root_class_name_different?
      end_migration_line['foreign_key'] = "{ to_table: :#{start_entity.table.root_class.name.pluralize} }"
    end

    if start_entity.table.superclass && start_entity.root_class_name_different?
      end_migration_line['column'] = ":#{start_entity.name}_id"
    end

  end

  update_project_files(start_entity, end_model_line, end_migration_line)
end

#update_migration_files(start_entity, end_migration_line) ⇒ Object 



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# File 'lib/entity.rb', line 108

def update_migration_files(start_entity, end_migration_line)
  return if end_migration_line.empty?

  polymorphic_end = one_polymorphic_names?(start_entity)

  if table.root_class? && polymorphic_end
    migration_name = "Create#{table.name.camelize.pluralize}".underscore

    ProjectFile.update_line(
      migration_name,
      'migration',
      /t.references :#{start_entity.name}/,
      end_migration_line
    )

  else
    migration_name = "Add#{start_entity.name.camelize}RefTo#{table.root_class.name.camelize}".underscore

    ProjectFile.update_line(
      migration_name,
      'reference_migration',
      /add_reference :#{table.root_class.name.pluralize}/,
      end_migration_line
    )
  end
end

#update_model(end_entity, association) ⇒ Object 



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# File 'lib/entity.rb', line 185

def update_model(end_entity, association)
  end_entity.update_end_model_migration_files(self, association) if association.has_any?

  update_start_model_file(end_entity, association)
end

#update_model_files(start_entity, end_model_line) ⇒ Object 



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# File 'lib/entity.rb', line 96

def update_model_files(start_entity, end_model_line)
  return if end_model_line.empty?

  polymorphic_end = one_polymorphic_names?(start_entity)

  if polymorphic_end
    ProjectFile.update_line(table.name, 'model', /belongs_to :#{start_entity.name}/, end_model_line)
  else
    ProjectFile.add_belong_line(table.name, end_model_line)
  end
end

#update_project_files(start_entity, end_model_line, end_migration_line) ⇒ Object 



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# File 'lib/entity.rb', line 91

def update_project_files(start_entity, end_model_line, end_migration_line)
  update_model_files(start_entity, end_model_line)
  update_migration_files(start_entity, end_migration_line)
end

#update_start_model_file(end_entity, association) ⇒ Object 



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# File 'lib/entity.rb', line 135

def update_start_model_file(end_entity, association)
  start_model = table.name

  end_model = end_entity.name
  intermediate_entity = association.through_entity

  intermediate_model = intermediate_entity.name if intermediate_entity

  if association.has_many? || (children_has_many_through.include? end_entity)
    end_model = end_model.pluralize
    intermediate_model = intermediate_model.pluralize if intermediate_model
  end

  line_content = {}

  if association.has_many? || (children_has_many_through.include? end_entity)
    line_content['has_many'] = if intermediate_entity&.one_polymorphic_names?(end_entity) && (children_has_many_through.include? end_entity)
                                 ":#{end_entity.table.name.pluralize}"
                               else
                                 ":#{end_model}"
                               end
  end

  if association.has_one? || (children_has_one_through.include? end_entity)
    line_content['has_one'] = if intermediate_entity&.one_polymorphic_names?(end_entity) && (children_has_one_through.include? end_entity)
                                ":#{end_entity.table.name}"
                              else
                                ":#{end_model}"
                              end
  end

  if intermediate_entity
    line_content['through'] = ":#{intermediate_model}"
    if intermediate_entity.one_polymorphic_names?(end_entity)
      line_content['source'] = ":#{end_entity.name}"
      line_content['source_type'] = "\"#{end_entity.table.name.camelize}\" "
    end
  elsif !intermediate_entity
    line_content['class_name'] = "\"#{end_entity.table.name.camelize}\"" if end_entity.table_name_different?

    if end_entity.one_polymorphic_names?(self)
      line_content['as'] = ":#{name}"
    elsif table_name_different?
      line_content['foreign_key'] = "\"#{name.singularize}_id\""
    end
  end

  ProjectFile.add_line(start_model, end_model, line_content)
end