Module: MissionControl::Jobs::Theme::RouteDiscovery

Defined in:
lib/mission_control/jobs/theme/route_discovery.rb

Overview

Detect where Engine is mounted by inspecting the Rails route table at boot time.

Falls back to FALLBACK when the engine is not loaded or no matching route is found.

See Also:

Constant Summary collapse

FALLBACK = 
"/jobs"

Class Method Summary collapse

Class Method Details

.discover(routes) ⇒ String

Inspect the application route set for a mounted Mission Control Jobs engine and return its path prefix.

Examples:

RouteDiscovery.discover(Rails.application.routes) #=> "/admin/jobs"

Parameters:

  • routes (ActionDispatch::Routing::RouteSet) —

    the application route set

Returns:

  • (String) —

    the engine mount path, or FALLBACK if not found



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# File 'lib/mission_control/jobs/theme/route_discovery.rb', line 24

def self.discover(routes)
  engine = defined?(MissionControl::Jobs::Engine) ? MissionControl::Jobs::Engine : nil
  return FALLBACK unless engine

  routes.routes.each do |route|
    mounted_app = route.app&.app
    next unless mounted_app == engine

    return route.path.spec.to_s.chomp("(.:format)").delete_suffix("/")
  rescue NoMethodError
    next
  end

  FALLBACK
end