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Contents
# frozen_string_literal: true
# Creates accessors for json values
module Sequel::Plugins::StoreAccessors
module ClassMethods
# Setup a store
#
# @param column [Symbol] jsonb column
# @param fields [Array<Symbol>] keys in json, which will be accessors
# @example
# class User < Sequel::Model
# store :data, :first_name
# end
#
# user = User.create(first_name: "John")
# user.first_name # => "John"
# user.data # => {"first_name": "John"}
def store(column, *fields)
include_accessors_module
fields.each do |field|
define_store_getter(column, field)
define_store_setter(column, field)
end
end
private
def include_accessors_module
return if defined?(@_store_accessors_module)
@_store_accessors_module = Module.new
include @_store_accessors_module
end
def define_store_getter(column, field)
@_store_accessors_module.module_eval do
define_method(field) do
send(column).to_h[field.to_s]
end
end
end
def define_store_setter(column, field)
@_store_accessors_module.module_eval do
define_method("#{field}=") do |value|
send("#{column}=", send(column).to_h.merge(field.to_s => value))
end
end
end
end
end
Version data entries
35 entries across 35 versions & 1 rubygems