package app

import (
	glecho "code.crute.us/mcrute/golib/echo"

	"github.com/labstack/echo/v4"
)

// AppURL is an interface to building URLs to the application. This exists
// because the Echo reverse URL functionality requires keeping references to
// handler functions for the ability to reverse URLs which doesn't work at all
// for the structure of this application. This interface is effectively named
// URLs. If Echo supports named URLs in the future this struct can be removed.
type AppURL struct{}

func (u AppURL) Account(c echo.Context, provider string, shortName *string) string {
	parts := []string{"/api/account"}

	if provider != "" {
		parts = append(parts, provider)
	}

	if shortName != nil {
		parts = append(parts, *shortName)
	}

	return glecho.URLFor(c, parts...).String()
}

func (u AppURL) User(c echo.Context, username *string) string {
	if username != nil {
		return glecho.URLFor(c, "/api/user", *username).String()
	} else {
		return glecho.URLFor(c, "/api/user").String()
	}
}

func (u AppURL) AccountConsole(c echo.Context, provider, shortName string, redir bool) string {
	au := glecho.URLFor(c, "/api/account", provider, shortName, "console")
	if redir {
		au = au.Query("redirect", "1")
	}
	return au.String()
}

func (u AppURL) AccountCredentials(c echo.Context, provider, shortName string, region string) string {
	if region != "" {
		return glecho.URLFor(c, "/api/account", provider, shortName, "credentials", region).String()
	} else {
		return glecho.URLFor(c, "/api/account", provider, shortName, "credentials").String()
	}
}