package main

import (
	"log"
	"net/http"
	"time"

	"github.com/domagojzecevic/cammonitor/internal/auth"
	"github.com/domagojzecevic/cammonitor/internal/config"
	"github.com/domagojzecevic/cammonitor/internal/db"
	"github.com/domagojzecevic/cammonitor/internal/footage"
	"github.com/domagojzecevic/cammonitor/internal/web"
)

func main() {
	cfg, err := config.Load()
	if err != nil {
		log.Fatalf("load config: %v", err)
	}

	database, err := db.Open(cfg.DBPath)
	if err != nil {
		log.Fatalf("open database: %v", err)
	}
	defer database.Close()

	authStore := auth.NewStore(database)
	if err := authStore.EnsureAdmin(cfg.AdminUser, cfg.AdminPass); err != nil {
		log.Fatalf("ensure admin: %v", err)
	}
	go purgeExpiredSessions(authStore)

	footageIndex := footage.NewIndex(cfg.FootageRoot, cfg.ScanInterval)
	defer footageIndex.Close()

	router := web.NewRouter(cfg, database, footageIndex)

	log.Printf("listening on %s", cfg.ListenAddr)
	if err := http.ListenAndServe(cfg.ListenAddr, router); err != nil {
		log.Fatalf("server stopped: %v", err)
	}
}

func purgeExpiredSessions(store *auth.Store) {
	ticker := time.NewTicker(time.Hour)
	defer ticker.Stop()

	for range ticker.C {
		if err := store.PurgeExpiredSessions(); err != nil {
			log.Printf("purge expired sessions: %v", err)
		}
	}
}