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# frozen_string_literal: true
module Clusters
module Applications
class BaseService
InvalidApplicationError = Class.new(StandardError)
attr_reader :cluster, :current_user, :params
def initialize(cluster, user, params = {})
@cluster = cluster
@current_user = user
@params = params.dup
end
def execute(request)
instantiate_application.tap do |application|
if application.has_attribute?(:hostname)
application.hostname = params[:hostname]
end
if application.has_attribute?(:email)
application.email = params[:email]
end
if application.respond_to?(:oauth_application)
application.oauth_application = create_oauth_application(application, request)
end
worker = worker_class(application)
application.make_scheduled!
worker.perform_async(application.name, application.id)
end
end
protected
def worker_class(application)
raise NotImplementedError
end
def builder
raise NotImplementedError
end
def project_builders
raise NotImplementedError
end
def instantiate_application
raise_invalid_application_error if invalid_application?
builder || raise(InvalidApplicationError, "invalid application: #{application_name}")
end
def raise_invalid_application_error
raise(InvalidApplicationError, "invalid application: #{application_name}")
end
def invalid_application?
unknown_application? || (!cluster.project_type? && project_only_application?)
end
def unknown_application?
Clusters::Cluster::APPLICATIONS.keys.exclude?(application_name)
end
# These applications will need extra configuration to enable them to work
# with groups of projects
def project_only_application?
Clusters::Cluster::PROJECT_ONLY_APPLICATIONS.include?(application_name)
end
def application_name
params[:application]
end
def create_oauth_application(application, request)
oauth_application_params = {
name: params[:application],
redirect_uri: application.callback_url,
scopes: 'api read_user openid',
owner: current_user
}
::Applications::CreateService.new(current_user, oauth_application_params).execute(request)
end
end
end
end
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