package web

import (
	"h4kor/owl-blogs"
	"net/http"
	"os"
	"strconv"

	"github.com/julienschmidt/httprouter"
)

func Router(repo *owl.Repository) http.Handler {
	router := httprouter.New()
	router.ServeFiles("/static/*filepath", http.Dir(repo.StaticDir()))
	router.GET("/", repoIndexHandler(repo))
	router.GET("/user/:user/", userIndexHandler(repo))
	router.POST("/user/:user/webmention/", userWebmentionHandler(repo))
	router.GET("/user/:user/index.xml", userRSSHandler(repo))
	router.GET("/user/:user/posts/:post/", postHandler(repo))
	router.GET("/user/:user/posts/:post/media/*filepath", postMediaHandler(repo))
	router.NotFound = http.HandlerFunc(notFoundHandler(repo))
	return router
}

func SingleUserRouter(repo *owl.Repository) http.Handler {
	router := httprouter.New()
	router.ServeFiles("/static/*filepath", http.Dir(repo.StaticDir()))
	router.GET("/", userIndexHandler(repo))
	router.POST("/webmention/", userWebmentionHandler(repo))
	router.GET("/index.xml", userRSSHandler(repo))
	router.GET("/posts/:post/", postHandler(repo))
	router.GET("/posts/:post/media/*filepath", postMediaHandler(repo))
	router.NotFound = http.HandlerFunc(notFoundHandler(repo))
	return router
}

func StartServer(repoPath string, port int, unsafe bool, user string) {
	var repo owl.Repository
	var err error
	if user != "" {
		println("Single user mode")
		println("Repository:", repoPath)
		println("User:", user)
		repo, err = owl.OpenSingleUserRepo(repoPath, user)
	} else {
		println("Multi user mode")
		println("Repository:", repoPath)
		repo, err = owl.OpenRepository(repoPath)
	}
	repo.SetAllowRawHtml(unsafe)

	if err != nil {
		println("Error opening repository: ", err.Error())
		os.Exit(1)
	}

	var router http.Handler
	if user == "" {
		println("Multi user mode Router used")
		router = Router(&repo)
	} else {
		println("Single user mode Router used")
		router = SingleUserRouter(&repo)
	}
	println("Listening on port", port)
	http.ListenAndServe(":"+strconv.Itoa(port), router)

}