package main

import (
	"encoding/json"
	"log"
	"net/http"
	"os"

	"github.com/prometheus/client_golang/prometheus/promhttp"
)

var (
	SigningToken = os.Getenv("SIGNING_TOKEN")
	fediAlts     = map[string]string{}
)

func main() {
	err := json.Unmarshal([]byte(os.Getenv("FEDI_ALTS")), &fediAlts)
	if err != nil {
		log.Println("fedi alts map failed to parse", err)
	}

	listenAddr := os.Getenv("LISTEN_ADDR")
	if listenAddr == "" {
		listenAddr = "0.0.0.0:8555"
	}

	mux := http.NewServeMux()

	// our routes
	mux.HandleFunc("/hook/{token}", postGetHookToken)
	mux.HandleFunc("/healthcheck", getHealthcheck)

	go populateSwitches()

	// prometheus
	mux.Handle("/metrics", promhttp.Handler())

	log.Println("[main] http server listening on", listenAddr)
	err = http.ListenAndServe(listenAddr, mux)
	if err != nil {
		log.Fatalln("[main] http server errored", err)
	}
}

func getHealthcheck(rw http.ResponseWriter, req *http.Request) {
	_, err := pkApi.GetMember("iodbz")
	if err != nil {
		log.Println("[HEALTHCHECK FAIL] failed to reach pluralkit", err)
		errStatusInternalServerError(rw)
		return
	}
}