/// <summary>
/// Получает самые частоиспользуемые в тексте слова и заявляет,что они ключевые
/// </summary>
/// <returns></returns>
private string GetKeywords()
{
var dictWordCount = GetDictionary();
var count = dictWordCount.Count;
var keys = new List <string>(count);
var vals = new List <int>(count);
var trueVals = new List <int>(count);
foreach (var i in dictWordCount)
{
keys.Add(i.Key);
vals.Add(i.Value);
trueVals.Add(i.Value);
}
var stemmer = _inputText.IndexOfAny("абвгдеёжзиёклмнопрстуфхцчшщьыъэюя".ToCharArray()) == -1
? (IStemmer) new EnglishStemmer() : new RussianStemmer();
for (var i = 1; i < count; i++)
{
if (stemmer.Stem(keys[i]) != stemmer.Stem(keys[i - 1]))
{
continue;
}
if (keys[i].Length > keys[i - 1].Length || trueVals[i] < trueVals[i - 1])
{
keys[i] = keys[i - 1];
trueVals[i] = trueVals[i - 1];
}
vals[i] += vals[i - 1];
keys.RemoveAt(i - 1);
vals.RemoveAt(i - 1);
trueVals.RemoveAt(i-- - 1);
count--;
}
var keyWords = new OrderedMultiDictionary <int, string>
(true, (i, i1) => - i.CompareTo(i1), (s, s1) => String.Compare(s, s1, StringComparison.Ordinal));
for (var i = 0; i < count; i++)
{
keyWords.Add(vals[i], keys[i]);
if (i > 10)
{
keyWords.Remove(keyWords.Last().Key, keyWords.Last().Value.Last());
}
}
var keywords = keyWords.SelectMany(i => i.Value).Aggregate("", (current, j) => current + (j + "+"));
File.CreateText("./programfiles/top_ten.fail").Write(keywords);
return(keywords);
}
private static void RemoveLastScore()
{
if (scoreboard.Last().Value.Count > 0)
{
string[] values = new string[scoreboard.Last().Value.Count];
scoreboard.Last().Value.CopyTo(values, 0);
scoreboard.Last().Value.Remove(values.Last());
}
else
{
int[] keys = new int[scoreboard.Count];
scoreboard.Keys.CopyTo(keys, 0);
scoreboard.Remove(keys.Last());
}
}