package main

import (
	"path/filepath"
	"strings"

	"git.milar.in/milarin/anilist"
	"git.milar.in/nyaanime/model"
)

type AnimePathPatternData struct {
	Title   anilist.MediaTitle
	Episode int
	Ext     string
}

func GetAnimeEpFilepath(animeEp model.AnimeEpisode, ext string) string {
	tmplData := AnimePathPatternData{
		Title:   animeEp.Anime.Title,
		Episode: animeEp.Episode,
		Ext:     ext,
	}

	b := new(strings.Builder)
	if err := AnimeEpFilepathPattern.Execute(b, tmplData); err != nil {
		panic(err)
	}
	return b.String()
}

func AnimeEpExistsLocally(animeEp model.AnimeEpisode) bool {
	animeEpPath := filepath.Join(AnimePath, GetAnimeEpFilepath(animeEp, "*"))

	files, err := filepath.Glob(animeEpPath)
	if err != nil {
		panic(err)
	}

	return len(files) > 0
}