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# frozen_string_literal: true
module FeatureFlags
class UpdateService < FeatureFlags::BaseService
AUDITABLE_SCOPE_ATTRIBUTES_HUMAN_NAMES = {
'active' => 'active state',
'environment_scope' => 'environment scope',
'strategies' => 'strategies'
}.freeze
def execute(feature_flag)
return error('Access Denied', 403) unless can_update?(feature_flag)
ActiveRecord::Base.transaction do
feature_flag.assign_attributes(params)
feature_flag.strategies.each do |strategy|
if strategy.name_changed? && strategy.name_was == ::Operations::FeatureFlags::Strategy::STRATEGY_GITLABUSERLIST
strategy.user_list = nil
end
end
audit_event = audit_event(feature_flag)
if feature_flag.save
save_audit_event(audit_event)
success(feature_flag: feature_flag)
else
error(feature_flag.errors.full_messages, :bad_request)
end
end
end
private
def audit_message(feature_flag)
changes = changed_attributes_messages(feature_flag)
changes += changed_scopes_messages(feature_flag)
return if changes.empty?
"Updated feature flag <strong>#{feature_flag.name}</strong>. " + changes.join(" ")
end
def changed_attributes_messages(feature_flag)
feature_flag.changes.slice(*AUDITABLE_ATTRIBUTES).map do |attribute_name, changes|
"Updated #{attribute_name} "\
"from <strong>\"#{changes.first}\"</strong> to "\
"<strong>\"#{changes.second}\"</strong>."
end
end
def changed_scopes_messages(feature_flag)
feature_flag.scopes.map do |scope|
if scope.new_record?
created_scope_message(scope)
elsif scope.marked_for_destruction?
deleted_scope_message(scope)
else
updated_scope_message(scope)
end
end.compact # updated_scope_message can return nil if nothing has been changed
end
def deleted_scope_message(scope)
"Deleted rule <strong>#{scope.environment_scope}</strong>."
end
def updated_scope_message(scope)
changes = scope.changes.slice(*AUDITABLE_SCOPE_ATTRIBUTES_HUMAN_NAMES.keys)
return if changes.empty?
message = "Updated rule <strong>#{scope.environment_scope}</strong> "
message += changes.map do |attribute_name, change|
name = AUDITABLE_SCOPE_ATTRIBUTES_HUMAN_NAMES[attribute_name]
"#{name} from <strong>#{change.first}</strong> to <strong>#{change.second}</strong>"
end.join(' ')
message + '.'
end
def can_update?(feature_flag)
Ability.allowed?(current_user, :update_feature_flag, feature_flag)
end
end
end
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