package main

import (
	"encoding/json"
	"fmt"
	"strconv"
	"time"

	"github.com/gookit/color"
	"github.com/xujiajun/nutsdb"
)

func Arbeiten() {
	for range time.Tick(time.Hour) {
		Arbeit()
	}
}

func Arbeit() {
	// season data
	_, bytes, err := GetSeasonDataAll()
	if err != nil {
		color.Errorln(err.Error())
		logOut.WriteError(err)
	} else {
		err = seasoncache.Set(seasonApiJikan, bytes)
		if err != nil {
			color.Errorln(err.Error())
			logOut.WriteError(err)
		}
	}
	// refresh animelist of users
	animesUsers, err := ReadAnimeUsers()
	if err != nil {
		if err != nutsdb.ErrBucketEmpty {
			color.Errorln(err.Error())
			logOut.WriteError(err)
		}
		return
	}
	// iterate anime
	for _, a := range animesUsers {
		// iterate users
		for _, u := range a.Users {
			newProgress, updated, err := FetchProgress(a.Anime, u.MalID, u.Username, u.Progress)
			if err != nil {
				color.Errorln(err.Error())
				logOut.WriteError(err)
				continue
			}
			if newProgress == u.Progress {
				continue
			}
			// update db
			color.Infof("%s progress von %d: %d -> %d\n", u.Username, a.Anime, u.Progress, newProgress)
			logOut.WriteLine(fmt.Sprintf("📜 %s progress von %d: %d -> %d", u.Username, a.Anime, u.Progress, newProgress))
			err = UpdateUserAnimeProgress(a.Anime, u.MalID, newProgress, updated)
			if err != nil {
				color.Errorln(err.Error())
				logOut.WriteError(err)
			}
		}
	}
}

func LangeArbeiten() {
	for range time.Tick(6 * time.Hour) {
		LangeArbeit()
	}
}

func LangeArbeit() {
	count := 0

	// refresh user cache
	regUsers, err := ReadRegisteredUsers()
	if err != nil {
		// check if no users registered
		if err != nutsdb.ErrBucketEmpty {
			color.Errorln(err.Error())
			logOut.WriteError(err)
		}
	} else {
		for _, u := range regUsers {
			_, _, err = GetUserData(u.Username)
			if err != nil {
				color.Errorln(err.Error())
				logOut.WriteError(err)
				continue
			}
			count++
		}
	}
	color.Infof("%d User aktualisiert\n", count)
	logOut.WriteLine(fmt.Sprintf("🔃 %d User aktualisiert", count))

	count = 0
	// refresh anime cache with watched
	animesUsers, err := ReadAnimeUsers()
	if err != nil {
		if err != nutsdb.ErrBucketEmpty {
			color.Errorln(err.Error())
			logOut.WriteError(err)
		}
	} else {
		for _, a := range animesUsers {
			// search season first
			_, err = SearchSeason(a.Anime)
			if err != nil {
				continue
			}
			err = refreshAnime(a.Anime)
			if err != nil {
				color.Errorln(err.Error())
				logOut.WriteError(err)
				continue
			}
			count++
		}
	}

	color.Infof("%d Anime aktualisiert\n", count)
	logOut.WriteLine(fmt.Sprintf("🔃 %d Anime aktualisiert", count))
}

func SehrLangeArbeiten() {
	for range time.Tick(time.Hour * 24) {
		err := DbClean()
		if err != nil {
			color.Errorln(err.Error())
			logOut.WriteError(err)
		}
	}
}

func refreshAnime(animeId int64) error {
	key := strconv.FormatInt(animeId, 10)
	dataMal, err := GetDataMal(animeApiMal + key + "?fields=id,title,main_picture,alternative_titles,start_date,end_date,synopsis,mean,rank,popularity,num_list_users,num_scoring_users,nsfw,media_type,status,genres,my_list_status,num_episodes,start_season,broadcast,source,average_episode_duration,rating,studios")
	if err != nil {
		return err
	}
	var animeMal AnimeDetailMal
	err = json.Unmarshal(dataMal, &animeMal)
	if err != nil {
		return err
	}
	// convert to anime
	anime := MalConvert(&animeMal)
	data, err := json.Marshal(&anime)
	if err != nil {
		return err
	}
	animeCache.Set(key, data)
	return nil
}