private void btnAdd_Click(object sender, EventArgs e)
{
try
{
Song mySong = new Song();
mySong = GetSongInfo(mySong);//gets the song attributes
string myNewSong = mySong.Title + " by " + mySong.Artist + " (" + mySong.Length + ")";//creates a new string with the attributes.
int songCheck = 0; //used below for error checking.
foreach (string str in myOrderList)//runs through the myOrderList to see if this song is already in it.
{ //if it's already in the list, it will increment songCheck and display
if (myNewSong == str) //a message box.
{ songCheck++; }
}
if (songCheck < 1)
{
myOrderList.Add(myNewSong);
songCount++;
}
else//if it's not found in the list, the string will be added.
{
MessageBox.Show("That song is already on your purchase list.", "ERROR");
}
txtSongCount.Text = songCount.ToString();
}
catch
{
MessageBox.Show("There was an error trying to add your song. Make sure you have a song selected.", "ADD ERROR");
}
}
List<string> songPath = new List<string>(); //list of the paths to preview the songs from.
#endregion Fields
#region Constructors
public frmStore()
{
InitializeComponent();
StreamReader inputFile;//input for the text file.
string line;//stores each line of the text file.
string[] lineArray;//used to split each line into a 5 element array for setting object attributes.
Song mySong = new Song();
inputFile = File.OpenText("Songs.txt");//the text file with all the info for each song.
while (!inputFile.EndOfStream)
{
line = inputFile.ReadLine();
lineArray = line.Split(',');//splits the line into 5 elements.
mySong.Title = lineArray[0];//title=element 1
mySong.Artist = lineArray[1];//artist=element 2
mySong.Length = lineArray[2];//length=element 3
mySong.Genre = lineArray[3];//genre=element 4
mySong.Path = lineArray[4];//path=element 5
mySongList.Add(mySong);//all of these attributes make one song object.
//adds each element of the array to a listbox for display to the user.
lstArtist.Items.Add(lineArray[1]);
lstTitle.Items.Add(lineArray[0]);
lstGenre.Items.Add(lineArray[3]);
lstLength.Items.Add(lineArray[2]);
songPath.Add(lineArray[4]);//adds a new element in the songPath list containing the path to the song.
}
txtSongCount.Text = songCount.ToString();//sets the order's number of songs to 0 when the form is initialized.
inputFile.Close();
}
//used for setting attributes for each song.
private Song GetSongInfo(Song mySong)
{
//sets song attributes.
mySong.Title = lstTitle.SelectedItem.ToString();
mySong.Artist = lstArtist.SelectedItem.ToString();
mySong.Genre = lstGenre.SelectedItem.ToString();
mySong.Length = lstLength.SelectedItem.ToString();
return mySong;
}
