/// <summary>
/// Parses the sentence.
/// </summary>
/// <param name="sentence">The sentence to parse.</param>
private void ParseSentence(string sentence)
{
var words = sentence.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (words.Length < 2)
{
return;
}
string lastWord = string.Empty;
foreach (var word in words)
{
bool canBeLast = word == words.Last();
bool canBeSecondLast = word == words[words.Length - 2];
lock (progressSynchronization)
{
SentencePart found = this.wordPairs.FirstOrDefault(part => part.Text == lastWord);
if (found != null)
{
found.Add(word, canBeLast, canBeSecondLast);
}
else
{
this.wordPairs.Add(new SentencePart(lastWord, word, canBeLast, canBeSecondLast));
}
}
lastWord = word;
}
}
/// <summary>
/// Adds the specified next text.
/// </summary>
/// <param name="nextText">The next text.</param>
/// <param name="canBeLast">part can be a terminator.</param>
public void Add(string nextText, bool canBeLast, bool canBeSecondLast)
{
this.Occurrences++;
SentencePart found = this.next.FirstOrDefault(part => part.Text == nextText);
if (found == null)
{
this.Next.Add(new SentencePart(nextText, canBeLast, canBeSecondLast));
}
else
{
found.Occurrences++;
if (canBeLast)
{
found.CanBeLast = true;
}
if (canBeSecondLast)
{
found.CanBeSecondLast = true;
}
}
}