package skykit

import (

	"log"

)

type Option func(*Application) error

// WithFunc adds a template function to the application

func WithFunc(name string, fn any) Option {

	return func(app *Application) error {

		app.funcs[name] = fn

		return nil

	}

}

// WithValue adds a template value to the application

func WithValue(name string, value any) Option {

	return func(app *Application) error {

		app.funcs[name] = func() any { return value }

		return nil

	}

}

// WithController adds a controller to the application

func WithController(name string, ctrl Handler) Option {

	return func(app *Application) error {

		return app.WithController(name, ctrl)

	}

}

// WithController adds a controller to the application

func (app *Application) WithController(name string, controller Handler) error {

	if _, ok := app.controllers[name]; !ok {

		app.controllers[name] = controller

		controller.Setup(app)

	} else {

		log.Fatal(name, "already registered controller")

	}

	return nil

}