package handler

import (
	"html/template"
	"log"
	"net/http"

	"git.leonardobishop.net/instancer/pkg/registry"
	"git.leonardobishop.net/instancer/pkg/session"
)

func GetIndex(tmpl *template.Template, registryClient *registry.RegistryClient) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		challenges, err := registryClient.ListRepositories()
		if err != nil {
			log.Printf("Could not list repositories: %v", err)
			http.Error(w, "Internal server error", http.StatusInternalServerError)
			return
		}

		session := r.Context().Value("session").(*session.UserSession)

		if err := tmpl.ExecuteTemplate(w, "index.html", struct {
			Challenges []string
			Team       string
		}{
			Challenges: challenges,
			Team:       session.Team,
		}); err != nil {
			http.Error(w, "Internal server error", http.StatusInternalServerError)
			return
		}
	}
}