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Contents
# encoding: utf-8
module Uuids
# @api hide
# Contains complex queries to be used in model scopes.
module Queries
# @api hide
# The query selects records by uuids.
#
# @example Selects records by an array of uuids
# ByUuid.select(
# MyModel,
# [
# "20547204-3875-0234-7d52-437523057235",
# "04702362-355e-9237-5e32-da2057054720"
# ]
# )
#
# @example Selects records by a list of uuids
# ByUuid.select(
# MyModel,
# "20547204-3875-0234-7d52-437523057235",
# "04702362-355e-9237-5e32-da2057054720"
# )
#
# @example Selects all records when no values given
# result = ByUuid.select MyModel
# result == MyModel.all # => true
class ByUuid < Hexx::Scope
# @api hide
# Initializes the query object.
# @param [ActiveRecord::Base, #uuids] model The model for selecting
# records of.
# @param [Array<String>, nil] values The values to select records by.
def initialize(model, *values)
super(model)
@values = values.flatten
end
# @api hide
# Runs and returns the query
# @return [ActiveRecord::Relation] The updated scope.
def select
values.any? ? by_uuid : model.all
end
private
attr_reader :values
def by_uuid
model.joins(:uuids).where(uuids_uuids: { value: values }).uniq
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems