// Returns a BK-Tree (String match tree)
public static MatchTree <string> InitBKTree(string filePath)
{
bool finishedBuildingTree = false;
int addedLines = 0;
MatchTree <string> bkTree = new MatchTree <string>();
try {
// Reads the words dictionary file, eeach line contains different word
string[] readLines = File.ReadAllLines(filePath);
// Start a new Task to print to the console the progress of the building
Task writeToConsoleTask = Task.Factory.StartNew(() => {
while (!finishedBuildingTree)
{
Console.WriteLine("Reading word dictionary {0}/{1}", addedLines, readLines.Length);
}
});
Console.WriteLine("Started building tree");
foreach (string line in readLines)
{
bkTree.add(line);
addedLines++;
}
finishedBuildingTree = true;
Console.Clear();
Console.WriteLine("Finished building tree");
} catch (IOException ioe) {
Console.WriteLine("Something went wrong reading the input file.");
Console.WriteLine(ioe.Message);
} catch (Exception e) {
Console.WriteLine("Something went wrong");
Console.WriteLine(e.Message);
}
return(bkTree);
}
// Called after Awake is done, run once
// Used for second initialization
private async void Start()
{
matchTree = SuggesterHelper.InitBKTree(dictionaryFilePath);
//CancellationTokenSource cts = new CancellationTokenSource();
//
//var searchTask = matchTree.root.SearchSubTree("hello", 3, cts.Token);
//Dictionary<string, int> foundMatches = await searchTask;
//
//foreach (KeyValuePair<string, int> pair in foundMatches) {
// Console.WriteLine(" - {0}", pair.Key);
//}
searchQueue = new SearchQueue <string>();
drawTask = Task.Factory.StartNew(() => { while (true)
{
Draw();
Thread.Sleep(drawTaskSleep);
}
});
updateTask = Task.Factory.StartNew(() => { while (true)
{
Update();
}
});
}
