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module API
class Features < Grape::API
before { authenticated_as_admin! }
helpers do
def gate_value(params)
case params[:value]
when 'true'
true
when '0', 'false'
false
else
params[:value].to_i
end
end
def gate_targets(params)
targets = []
targets << Feature.group(params[:feature_group]) if params[:feature_group]
targets << User.find_by_username(params[:user]) if params[:user]
targets
end
end
resource :features do
desc 'Get a list of all features' do
success Entities::Feature
end
get do
features = Feature.all
present features, with: Entities::Feature, current_user: current_user
end
desc 'Set the gate value for the given feature' do
success Entities::Feature
end
params do
requires :value, type: String, desc: '`true` or `false` to enable/disable, an integer for percentage of time'
optional :feature_group, type: String, desc: 'A Feature group name'
optional :user, type: String, desc: 'A GitLab username'
end
post ':name' do
feature = Feature.get(params[:name])
targets = gate_targets(params)
value = gate_value(params)
case value
when true
if targets.present?
targets.each { |target| feature.enable(target) }
else
feature.enable
end
when false
if targets.present?
targets.each { |target| feature.disable(target) }
else
feature.disable
end
else
feature.enable_percentage_of_time(value)
end
present feature, with: Entities::Feature, current_user: current_user
end
desc 'Remove the gate value for the given feature'
delete ':name' do
Feature.get(params[:name]).remove
status 204
end
end
end
end
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