module Devops
  module API2_0
    module Routes
      module UserRoutes

        def self.registered(app)

          # Get users list
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #
          # * *Returns* :
          #   [
          #     {
          #       "email": "test@test.test",
          #       "privileges": {
          #         "flavor": "r",
          #         "group": "r",
          #         "image": "r",
          #         "project": "r",
          #         "server": "r",
          #         "key": "r",
          #         "user": "",
          #         "filter": "r",
          #         "network": "r",
          #         "provider": "r",
          #         "script": "r",
          #         "templates": "r"
          #       },
          #       "id": "test"
          #     }
          #   ]
          app.get_with_headers "/users", :headers => [:accept] do
            check_privileges("user", "r")
            json Devops::API2_0::Handler::User.new(request).users.map(&:to_hash)
          end

          # Create user
          #
          # * *Request*
          #   - method : POST
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #   {
          #     "username": "user name",
          #     "email": "user email",
          #     "password": "user password"
          #   }
          #
          # * *Returns* :
          #   201 - Created
          app.post_with_headers "/user", :headers => [:accept, :content_type] do
            check_privileges("user", "w")
            Devops::API2_0::Handler::User.new(request).create
            create_response("Created", nil, 201)
          end

          hash = {}
          # Delete user
          #
          # * *Request*
          #   - method : DELETE
          #   - headers :
          #     - Accept: application/json
          #
          # * *Returns* :
          #   200 - Deleted
          hash["DELETE"] = lambda {|user|
            check_privileges("user", "w")
            Devops::API2_0::Handler::User.new(request).delete(user)
            create_response("User '#{user}' removed")
          }

          # Change user privileges
          #
          # * *Request*
          #   - method : PUT
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #   {
          #     "cmd": "command or all", -> if empty, set default privileges
          #     "privileges": "priv" -> 'rwx' or ''
          #   }
          #
          # * *Returns* :
          #   200 - Updated
          hash["PUT"] = lambda {|user|
            check_privileges("user", "w")
            Devops::API2_0::Handler::User.new(request).change_user_privileges(user)
            create_response("Updated")
          }
          app.multi_routes "/user/:user", {:headers => [:accept, :content_type]}, hash

          # Change user email
          #
          # * *Request*
          #   - method : PUT
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #   {
          #     "email": "new user email",
          #   }
          #
          # * *Returns* :
          #   200 - Updated
          app.put_with_headers %r{\A/user/#{DevopsConfig::OBJECT_NAME}/email\z}, :headers => [:accept, :content_type] do |user|
            check_privileges("user", "w") unless request.env['REMOTE_USER'] == user
            Devops::API2_0::Handler::User.new(request).change_email(user)
            create_response("Updated")
          end

          # Change user password
          #
          # * *Request*
          #   - method : PUT
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #   {
          #     "password": "new user password",
          #   }
          #
          # * *Returns* :
          #   200 - Updated
          app.put_with_headers %r{\A/user/#{DevopsConfig::OBJECT_NAME}/password\z}, :headers => [:accept, :content_type] do |user|
            check_privileges("user", "w") unless request.env['REMOTE_USER'] == user
            Devops::API2_0::Handler::User.new(request).change_password(user)
            create_response("Updated")
          end

          puts "User routes initialized"
        end

      end
    end
  end
end