package main

import (
	"log"
	"me-fit/utils"

	"database/sql"
	"log/slog"
	"net/http"

	"github.com/joho/godotenv"
	_ "github.com/mattn/go-sqlite3"
	"github.com/prometheus/client_golang/prometheus/promhttp"
)

func main() {
	slog.Info("Starting server...")

	err := godotenv.Load()
	if err != nil {
		log.Fatal("Error loading .env file")
	}
	utils.MustInitEnv()

	db, err := sql.Open("sqlite3", "./data.db")
	if err != nil {
		log.Fatal("Could not open Database data.db: ", err)
	}
	defer db.Close()

	utils.MustRunMigrations(db)

	startPrometheus()

	var server = http.Server{
		Addr:    ":8080",
		Handler: getHandler(db),
	}
	slog.Info("Starting server on " + server.Addr)

	err = server.ListenAndServe()
	if err != nil {
		panic(err)
	}
}

func startPrometheus() {

	var prometheusServer = http.Server{
		Addr:    ":8081",
		Handler: promhttp.Handler(),
	}

	go func() {
		slog.Info("Starting prometheus server on " + prometheusServer.Addr)
		err := prometheusServer.ListenAndServe()
		if err != nil {
			log.Fatal("Could not start prometheus server: ", err)
		}
	}()
}