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Contents
# frozen_string_literal: true
module Decidim
module ParticipatoryProcesses
module Admin
# A command that reorders the steps in a participatory process.
class ReorderParticipatoryProcessSteps < Rectify::Command
# Public: Initializes the command.
#
# collection - an ActiveRecord::Relation of steps
# order - an Array holding the order of IDs of steps
def initialize(collection, order)
@collection = collection
@order = order
end
# Executes the command. Broadcasts these events:
#
# - :ok when everything is valid.
# - :invalid if the data wasn't valid and we couldn't proceed.
#
# Returns nothing.
def call
return broadcast(:invalid) unless order.present?
reorder_steps
broadcast(:ok)
end
private
attr_reader :collection
def reorder_steps
data = order.each_with_index.inject({}) do |hash, (id, index)|
hash.update(id => { position: index })
end
ParticipatoryProcessStep.transaction do
collection.update_all(position: nil)
collection.reload
collection.update(data.keys, data.values)
end
end
def order
return nil unless @order.is_a?(Array) && @order.present?
@order
end
end
end
end
end
Version data entries
18 entries across 18 versions & 2 rubygems