/// <summary>
/// Add new entry if it does not exsist
/// </summary>
/// <param name="key"> the key value to look for </param>
/// <param name="entry"> the value, which will be added to the phonebook by given key </param>
private void AddEntry(string key, PhonebookEntry entry)
{
if (!this.phonebook.ContainsKey(key))
{
this.phonebook[key] = new List <PhonebookEntry>();
}
this.phonebook[key].Add(entry);
}
/// <summary>
/// Adds all names and all their combinations with townto the phonebook
/// </summary>
/// <param name="entry"> the phonebook entry information </param>
public void Add(PhonebookEntry entry)
{
var names = entry.Name.Split(' ');
foreach (var name in names)
{
this.AddEntry(name, entry);
this.AddEntry(name + ' ' + entry.Town, entry);
}
}