require 'db/mongo/models/stack/stack_factory'

module Devops
  module Version2_0
    module Handler
      class Stack

        def self.get_stacks
          lambda {
            check_privileges("stack", "r")
            stacks = settings.mongo.stacks
            json stacks.map(&:to_hash)
          }
        end

        def self.get_stacks_for_provider
          lambda {
            check_privileges("stack", "r")
            check_provider(params[:provider])
            stacks = settings.mongo.stacks(params[:provider])
            json stacks.map(&:to_hash)
          }
        end

        def self.create_stack
          lambda {
            check_privileges("stack", "w")

            object = create_object_from_json_body
            stack_model = Model::StackFactory.create(object['provider'], object)
            settings.mongo.stack_insert(stack_model)

            create_response "Created", stack_model.to_hash, 201
          }
        end

        def self.get_stack
          lambda {
            check_privileges("stack", "r")
            stack = settings.mongo.stack(params[:stack_id])
            json stack.to_hash
          }
        end

        def self.delete_stack
          lambda {
            check_privileges("stack", "w")

            stack = settings.mongo.stack(params[:stack_id])
            stack.delete_stack_in_cloud!
            settings.mongo.stack_delete(params[:stack_id])

            create_response("Stack '#{params[:stack_id]}' has been removed")
          }
        end

        def self.sync_details
          lambda {
            check_privileges("stack", "w")

            stack = settings.mongo.stack(params[:stack_id])
            stack.sync_details!
            settings.mongo.stack_update(stack)

            json stack.to_hash
          }
        end

        def self.resources
          lambda {
            check_privileges("stack", "r")
            stack = settings.mongo.stack(params[:stack_id])
            json stack.resources
          }
        end

        def self.resource
          lambda {
            check_privileges("stack", "r")
            stack = settings.mongo.stack(params[:stack_id])
            json stack.resource(params[:resource_id])
          }
        end

      end
    end
  end
end