public override BaseGraph CreateGraphFromText(string text)
{
var result = new BaseGraph();
string[] split = text.ToLower().Split();
int currentParagraph = 0;
int state = 0; // 0 -- base state, nothing found
int currentDescriptionPosition = 0;
int start;
string description;
foreach (string part in split)
{
string str = this.RemoveSpecialCharacters(part);
if (str == "иди")
{
state = 1; // 1 -- "иди" was found
continue;
}
if (state == 1 && str == "на")
{
state = 2; // 2 -- "на" was found
continue;
}
int num;
if (int.TryParse(str, out num))
{
if (state == 2)
{
if (num != currentParagraph)
{
result.AddEdge(currentParagraph, num);
}
state = 0;
continue;
}
if (num == currentParagraph + 1)
{
if (currentParagraph > 0)
{
var regex = new Regex(string.Format(@"(?<P>\b{0}\b.*?)\b(?<Next>{1}\b)",
currentParagraph, currentParagraph + 1), RegexOptions.Singleline);
var match = regex.Match(text, currentDescriptionPosition);
description = match.Groups["P"].Value;
result.Descriptions.Add(currentParagraph, description);
currentDescriptionPosition = match.Groups["Next"].Index;
}
currentParagraph++;
state = 0;
continue;
}
}
state = 0;
}
start = text.IndexOf(currentParagraph.ToString(), currentDescriptionPosition);
description = text.Substring(start);
result.Descriptions.Add(currentParagraph, description);
return(result);
}
