public void NewPattern(string name, Action <MatchingPattern> pattern)
{
var mp = new MatchingPattern(name);
pattern(mp);
Data.Patterns.Add(mp);
}
//public void RemoveForgetPattern(string entityType, string name)
//{
// if (!Data.AutoOptimizePatterns.Value) { return; }
// RWLock.EnterWriteLock();
// try
// {
// if (Data.RemovePatternsPerEntityType.TryGetValue(entityType, out var list))
// {
// list.RemoveAll(p => p.Name == name);
// if (list.Count == 0) { Data.RemovePatternsPerEntityType.Remove(entityType); }
// }
// }
// finally
// {
// RWLock.ExitWriteLock();
// }
//}
//public void RemoveAddPattern(string entityType, string name)
//{
// RWLock.EnterWriteLock();
// try
// {
// if (Data.AddPatternPerEntityType.TryGetValue(entityType, out var mp))
// {
// mp.Patterns.RemoveAll(p => p.Name == name);
// if (mp.Patterns.Count == 0) { Data.AddPatternPerEntityType.Remove(entityType); }
// RWLock.ExitWriteLock();
// }
// }
// finally
// {
// RWLock.ExitWriteLock();
// }
//}
public void OptimizeMatchingPattern(string entityType, MatchingPattern mp, bool isAdd)
{
var patterns = mp.Patterns.ToArray();
mp.Patterns.Clear();
var ignorePatterns = patterns.Where(p => p.All(pu => isAdd ? !IsSimpleAddEntityType(pu, entityType) : !IsSimpleForgetEntityType(pu, entityType))).ToList();
mp.Patterns.AddRange(ignorePatterns);
foreach (var ignoreCase in new bool[] { false, true })
{
var words = new Dictionary <int, List <List <string[]> > >();
foreach (var mergePatterns in patterns.Where(p => p.All(pu => isAdd ? IsSimpleAddEntityType(pu, entityType, ignoreCase) : IsSimpleForgetEntityType(pu, entityType, ignoreCase))))
{
if (!words.TryGetValue(mergePatterns.Length, out var wordList))
{
wordList = new List <List <string[]> >();
words[mergePatterns.Length] = wordList;
}
wordList.Add(mergePatterns.Select(pu => GetTokens(pu).ToArray()).ToList());
}
foreach (var kv in words)
{
var len = kv.Key; var wordList = kv.Value;
var newPatterns = new List <IPatternUnit>();
var hs = new HashSet <string> [len];
for (int i = 0; i < len; i++)
{
hs[i] = new HashSet <string>();
}
foreach (var wl in wordList)
{
for (int i = 0; i < len; i++)
{
foreach (var w in wl[i])
{
hs[i].Add(w);
}
}
}
newPatterns.AddRange(hs.Select(h => PatternUnitPrototype.Single().WithTokens(h, ignoreCase)));
foreach (var pu in newPatterns)
{
if (isAdd)
{
pu.WithoutEntityType(entityType);
}
else
{
pu.WithEntityType(entityType);
}
}
mp.Patterns.Add(newPatterns.Select(prot => new PatternUnit(prot)).ToArray());
}
}
}
public void TeachAddPattern(string entityType, string name, Action <MatchingPattern> pattern)
{
RWLock.EnterWriteLock();
try
{
if (!Data.AddPatternPerEntityType.TryGetValue(entityType, out var mp))
{
mp = new MatchingPattern(name);
Data.AddPatternPerEntityType.Add(entityType, mp);
}
pattern(mp);
if (!Data.ApproximateAddPatternPerEntityType.TryGetValue(entityType, out var mpApp))
{
mpApp = new MatchingPattern(name);
Data.ApproximateAddPatternPerEntityType.Add(entityType, mpApp);
}
pattern(mpApp);
OptimizeMatchingPattern(entityType, mpApp, isAdd: true);
}
finally
{
RWLock.ExitWriteLock();
}
}
public void From(MatchingPattern mp)
{
//Creates new instances of all PatternUnits in the source MatchingPattern
Patterns.AddRange(mp.Patterns.Select(pu => pu.Select(p => p.Clone()).ToArray()));
}
public void From(MatchingPattern mp)
{
Patterns.AddRange(mp.Patterns);
}