Module: AssociateJsonb::Associations::Builder::BelongsTo

Defined in:
lib/associate_jsonb/associations/builder/belongs_to.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#add_association_accessor_methods(mixin, reflection) ⇒ Object 



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# File 'lib/associate_jsonb/associations/builder/belongs_to.rb', line 20

def add_association_accessor_methods(mixin, reflection)
  foreign_key = reflection.foreign_key.to_s
  key = (reflection.jsonb_store_key || foreign_key).to_s
  store = reflection.jsonb_store_attr

  mixin.instance_eval <<~CODE, __FILE__, __LINE__ + 1
    if attribute_names.include?(foreign_key)
      raise AssociateJsonb::Associations::
              ConflictingAssociation,
                "Association with foreign key :#{foreign_key} already "\
                "exists on #{reflection.active_record.name}"
    end
  CODE

  opts = {}
  foreign_type = :integer
  sql_type = "numeric"
  begin
    primary_key = reflection.active_record_primary_key.to_s
    primary_column = reflection.klass.columns.find {|col| col.name == primary_key }

    if primary_column
      foreign_type = primary_column.type
      sql_data = primary_column.sql_type_metadata.as_json
      sql_type = sql_data["sql_type"]
      %i[ limit precision scale ].each do |k|
        opts[k] = sql_data[k.to_s] if sql_data[k.to_s]
      end
    end
  rescue
    opts = { limit: 8 }
    foreign_type = :integer
  end

  mixin.instance_eval <<~CODE, __FILE__, __LINE__ + 1
    store_column_attribute(:#{store}, :#{foreign_key}, foreign_type, sql_type: sql_type, key: "#{key}", **opts)
  CODE
end

#define_accessors(mixin, reflection) ⇒ Object 



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# File 'lib/associate_jsonb/associations/builder/belongs_to.rb', line 12

def define_accessors(mixin, reflection)
  if reflection.options.key?(:store)
    add_association_accessor_methods(mixin, reflection)
  end

  super
end

#valid_options(options) ⇒ Object 



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# File 'lib/associate_jsonb/associations/builder/belongs_to.rb', line 8

def valid_options(options)
  super + %i[ store store_key ]
end