static void Main(string[] args)
{
Song song1 = new Song("bla bla", 7, "22.02.2002", "h");
Node <Song> songs = new Node <Song>(song1);
Node <Song> song2 = new Node <Song>(new Song("Elections 2019", 14, "17.09.2019", "q"));
songs.SetNext(song2);
Disk disk1 = new Disk(songs, "1.1.2002", 10000, "l");
Node <Disk> disks = new Node <Disk>(disk1);
Singer singer1 = new Singer(songs, disks);
Console.WriteLine("commends are: 1. check_len, then a space, if you want a song, write s and then a name of a song, if you want a disk, write the name of the disk.\n2. buy_disk and the the name of the disk.\n3. search, then a space and words, and the result will be a song that contains these words.\n 4. buy, a space and the name of the disk\n5. search, a space, and words in the song");
string commend = Console.ReadLine();
string[] commend_and_params = commend.Split();
if (commend_and_params[0] == "check_len")
{
if (commend_and_params[1] == "s")
{
Node <Song> song = songs;
while (song != null)
{
if (commend_and_params[2] == song.GetValue().GetName())
{
Console.WriteLine("len is " + song.GetValue().GetLen());
}
song = song.GetNext();
}
}
else
{
Node <Disk> disk = disks;
while (disk != null)
{
if (commend_and_params[1] == disk.GetValue().GetName())
{
Console.WriteLine("len is " + disk.GetValue().GetLen());
}
disk = disk.GetNext();
}
}
}
else if (commend_and_params[0] == "buy")
{
Console.WriteLine("bought successfully");
}
else
{
Node <Song> song = songs;
while (song != null)
{
if (song.GetValue().GetWords().Contains(commend_and_params[1]))
{
Console.WriteLine("song is " + song.GetValue().GetName());
}
song = song.GetNext();
}
}
}
public Disk(Node <Song> songs, string date, int price, string name)
{
this.songs = songs;
this.date = date;
this.price = price;
this.total_len = 0;
this.name = name;
while (songs != null)
{
this.total_len += songs.GetValue().GetLen();
songs = songs.GetNext();
}
}
public void AddSinger(Node <Singer> singers)
{
this.singers.SetValue(singers.GetValue());
this.singers = this.singers.GetNext();
}
