package main

import (
	"flag"
	"log"
	"os"
	"path"
	"path/filepath"
	"strconv"
	"time"
)

var (
	TeamsDir        string
	skipInitialSync bool
)

func main() {
	flag.StringVar(&TeamsDir, "teams", "./TEAMS", "Base directory where save teams JSON files")
	//var debugINotify = flag.Bool("debuginotify", false, "Show skipped inotofy events")
	flag.BoolVar(&skipInitialSync, "skipinitialsync", skipInitialSync, "Skip the initial synchronization")
	//watcher := flag.Bool("watch", false, "Enable daemon mode by watching the directory")
	tspath := flag.String("timestamp-file", "./REMOTE/timestamp", "Path to the file storing the last timestamp")
	exercicespath := flag.String("exercices-file", "./REMOTE/exercices-bindings.json", "Path to the file containing the ID bindings")
	coeff := flag.Float64("global-coeff", 10.0, "Coefficient to use to multiply all scores before passing them to the other platform")
	flag.Parse()

	api := AirbusAPI{
		BaseURL: "https://portal.european-cybercup.lan/api/v1",
	}

	if v, exists := os.LookupEnv("AIRBUS_BASEURL"); exists {
		api.BaseURL = v
	}
	if v, exists := os.LookupEnv("AIRBUS_TOKEN"); exists {
		api.Token = v
	}
	if v, exists := os.LookupEnv("AIRBUS_SESSIONID"); exists {
		var err error
		api.SessionID, err = strconv.ParseInt(v, 10, 64)
		if err != nil {
			log.Fatal("AIRBUS_SESSIONID is invalid: ", err.Error())
		}
	}

	log.SetPrefix("[challenge-sync-airbus] ")

	TeamsDir = path.Clean(TeamsDir)

	// Load the timestamp
	ts, err := loadTS(*tspath)
	if err != nil {
		log.Fatal("Unable to open timestamp file: ", err.Error())
	}

	// Load exercices bindings
	exbindings, err := ReadExercicesBindings(*exercicespath)
	if err != nil {
		log.Fatal("Unable to open exercices bindings file: ", err.Error())
	}

	// Load teams.json
	teamsbindings, err := getTeams(filepath.Join(TeamsDir, "teams.json"))
	if err != nil {
		log.Fatal("Unable to open teams bindings file: ", err.Error())
	}

	w := Walker{
		LastSync:  *ts,
		Exercices: exbindings,
		Teams:     teamsbindings,
		API:       api,
		Coeff:     *coeff,
	}

	// Iterate over teams scores
	err = filepath.WalkDir(TeamsDir, w.WalkScore)
	if err != nil {
		log.Printf("Something goes wrong during walking")
	}

	// Update timestamp for the next time
	w.LastSync = time.Now()

	err = saveTS(*tspath, &w.LastSync)
	if err != nil {
		log.Fatal("Unable to save timestamp file: ", err.Error())
	}
}