protected override void ExecuteInsertPerformerCommand(string[] commandWords)
{
switch (commandWords[2])
{
case "band":
var band = new Band(commandWords[3]);
this.InsertPerformer(band);
break;
default:
base.ExecuteInsertPerformerCommand(commandWords);
break;
}
}
private string GetBandReport(Band band)
{
StringBuilder bandInfo = new StringBuilder();
bandInfo.Append(band.Name + ": ");
if (band.Members.Any())
{
bandInfo.Append(string.Join(", ", band.Members));
}
if (band.Songs.Any())
{
var songs = band.Songs
.Select(s => s.Title)
.OrderBy(s => s);
bandInfo.AppendLine().Append(string.Join("; ", songs));
}
else
{
bandInfo.AppendLine().Append("no songs");
}
return bandInfo.ToString();
}
private string GetBandReport(Band band)
{
StringBuilder bandReport = new StringBuilder();
bandReport.AppendFormat(band.Name + ":");
if (band.Members.Count != 0)
{
bandReport.AppendFormat(" ");
int count = 0;
for (int i = 0; i < band.Members.Count; i++)
{
if (count == 0)
{
bandReport.AppendFormat(band.Members[i]);
count++;
}
else
{
bandReport.AppendFormat(", {0}", band.Members[i]);
}
}
}
if (band.Songs.Count == 0)
{
bandReport.AppendLine().AppendFormat("no songs");
}
else
{
bandReport.AppendLine();
int count = 0;
var sortedSongs =
from currentSong in band.Songs
orderby currentSong.Title
select currentSong.Title;
foreach (var songTitle in sortedSongs)
{
if (count == 0)
{
bandReport.AppendFormat(songTitle);
count++;
}
else
{
bandReport.AppendFormat("; {0}", songTitle);
}
}
}
return bandReport.ToString();
}