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module Api
module V2
class OverrideValuesController < V2::BaseController
include Api::Version2
include Api::V2::LookupKeysCommonController

before_filter :find_override_values
before_filter :find_override_value, :only => [:show, :update, :destroy]
# override return_if_smart_mismatch in LookupKeysCommonController to add :index, :create
before_filter :return_if_smart_mismatch, :only => [:index, :create, :show, :update, :destroy]
before_filter :return_if_override_mismatch, :only => [:show, :update, :destroy]

api :GET, '/smart_variables/:smart_variable_id/override_values', 'List of override values for a specific smart_variable'
api :GET, '/smart_class_parameters/:smart_class_parameter_id/override_values', 'List of override values for a specific smart class parameter'
param :smart_variable_id, :identifier, :required => false
param :smart_class_parameter_id, :identifier, :required => false
param :page, String, :desc => 'paginate results'
param :per_page, String, :desc => 'number of entries per request'

def index
end

api :GET, '/smart_variables/:smart_variable_id/override_values/:id', 'Show an override value for a specific smart_variable'
api :GET, '/smart_class_parameters/:smart_class_parameter_id/override_values/:id', 'Show an override value for a specific smart class parameter'
param :smart_variable_id, :identifier, :required => false
param :smart_class_parameter_id, :identifier, :required => false
param :id, :identifier, :required => true

def show
end

def_param_group :override_value do
param :override_value, Hash, :action_aware => true do
param :match, String
param :value, String
end
end

api :POST, '/smart_variables/:smart_variable_id/override_values', 'Create an override value for a specific smart_variable'
api :POST, '/smart_class_parameters/:smart_class_parameter_id/override_values', 'Create an override value for a specific smart class parameter'
param :smart_variable_id, :identifier, :required => false
param_group :override_value, :as => :create

def create
@override_value = @smart.lookup_values.create!(params[:override_value])
end

api :PUT, '/smart_variables/:smart_variable_id/override_values/:id', 'Update an override value for a specific smart_variable'
api :PUT, '/smart_class_parameters/:smart_class_parameter_id/override_values/:id', 'Update an override value for a specific smart class parameter'
param_group :override_value

def update
@override_value.update_attributes!(params[:override_value])
render 'api/v2/override_values/show'
end

api :DELETE, '/smart_variables/:smart_variable_id/override_values/:id', 'Delete an override value for a specific smart_variable'
api :DELETE, '/smart_class_parameters/:smart_class_parameter_id/override_values/:id', 'Delete an override value for a specific smart class parameter'
param :id, :identifier, :required => true

def destroy
@override_value.destroy
render 'api/v2/override_values/show'
end

private
def find_override_values
if @smart
@override_values = @smart.lookup_values.paginate(paginate_options)
@total = @override_values.count
end
end

def find_override_value
@override_value = LookupValue.find_by_id(params[:id])
end

def return_if_override_mismatch
if (@override_values && @override_value && !@override_values.find_by_id(@override_value.id)) || (@override_values && !@override_value) || !@override_values
not_found "Override value not found by id '#{params[:id]}'"
end
end

# overwrite Api::BaseController
def resource_class
LookupValue
end

end
end
end
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