package main

import (
    "fmt"
)

func DownloadTrack() {
    fmt.Print("Please provide a spotify track id: ")
    // track_id
    var track_id string
    _, _ = fmt.Scanln(&track_id)

    // folder    
    var folder = root_track_folder
    var userFolder string

    if check_if_track_is_valid(track_id) {
        fmt.Print("Please provide a folder name: "+root_track_folder)
        _, _ = fmt.Scanln(&userFolder)
    } else {
        fmt.Println("Not a valid spotify track id.\nPlease provide a correct one.\n")
        waitForInput()
        main()
    }

    lens := len(userFolder)
    var newVal string
    if lens > 0 {
        newVal = userFolder[lens-1:]
    } else {
        newVal = folder[len(folder)-1:]
    }
    if string(newVal) != "/" {
        userFolder = userFolder + "/"
    }

    folder = folder + userFolder
    fmt.Println(folder)

    download_track_to_folder(track_id,folder)

    waitForInput()
}

func DownloadPlaylist() {
    fmt.Print("Please provide a spotify playlist id: ")
    // playlist_id
    var playlist_id string
    _, _ = fmt.Scanln(&playlist_id)

    fmt.Print("Please provide the user id of the playlists owner: ")
    // owner_id
    var owner_id string
    _, _ = fmt.Scanln(&owner_id)

    download_playlist_to_folder(playlist_id,owner_id,root_playlists_folder)
    waitForInput()
}

func DownloadAllPlaylistsOfUser() {
    // fmt.Print("Please provide a spotify user id: ")
    // user_id
    var user_id = ""
    // _, _ = fmt.Scanln(&user_id)

    download_all_playlist_of_user(user_id,root_user_folder+user_id+"/")
    waitForInput()
}