public void PushToRedis()
{
IntentService intentService = new IntentService();
PatternService patternService = new PatternService();
List <IntentRedisViewModel> intents = intentService.GetAllForRedis();
List <string> patterns = patternService.GetFullPatterns();
var db = RedisConnectionHelper.Connection.GetDatabase();
db.StringSet(@"BotIntents", JsonConvert.SerializeObject(intents));
db.StringSet(@"BotPatterns", JsonConvert.SerializeObject(patterns));
}
public void Delete(int intentId)
{
var intent = this.FirstOrDefault(q => q.Id == intentId);
if (intent != null)
{
intent.Active = false;
PatternService patternService = new PatternService();
var patterns = patternService.Get(q => q.Active == true && q.IntentId == intentId).ToList();
foreach (var pattern in patterns)
{
pattern.IntentId = null;
pattern.Group = -1;
}
patternService.SaveChanges();
this.SaveChanges();
}
}
public void Update(int id, string name, int[] patterns, int[] groups)
{
try
{
Intent intent = this.FirstOrDefault(q => q.Id == id);
if (intent != null)
{
intent.Name = name;
}
this.DbSet.SaveChanges();
PatternService patternService = new PatternService();
List <Pattern> ps = patternService.Get(q => q.IntentId == id).ToList();
foreach (var p in ps)
{
p.Active = false;
p.IntentId = null;
}
if (patterns != null)
{
for (var i = 0; i < patterns.Length; ++i)
{
Pattern pattern = patternService.FirstOrDefault(q => q.Id == patterns[i]);
pattern.IntentId = id;
pattern.Group = groups[i];
pattern.Active = true;
}
}
patternService.SaveChanges();
}
catch (Exception e)
{
throw e;
}
}
public Intent Create(string name, int[] patterns, int[] groups)
{
Intent intent = this.Add(new Intent()
{
Active = true,
Name = name,
});
PatternService patternService = new PatternService();
int i = 0;
foreach (var patternId in patterns)
{
var pattern = patternService.FirstOrDefault(q => q.Id == patternId && q.Active == true);
pattern.Group = groups[i];
pattern.IntentId = intent.Id;
++i;
}
patternService.SaveChanges();
this.SaveChanges();
return(intent);
}
public ExperimentResultViewModel Analyze(string input)
{
string inputTmp = input.Trim();
PatternService patternService = new PatternService();
List <Pattern> patterns = patternService.Get(q => q.Active == true).ToList();
int maxElements = -1;
Pattern matchPattern = null;
Dictionary <string, string> matches = null;
string specialValues = ""; //when the entity simply just want some words
foreach (var pattern in patterns)
{
specialValues = "";
bool hasUnknwonPhrase = false;
Dictionary <string, string> matchesTmp = new Dictionary <string, string>();
inputTmp = input.Trim();
List <PatternEntityMapping> pems = pattern.PatternEntityMappings.Where(q => q.Active == true).OrderBy(q => q.Position).ToList();
for (int i = 0; i < pems.Count; i++)
{
Regex regex = null;
if (pems[i].Entity.Words == @".*?")
{
specialValues = inputTmp;
hasUnknwonPhrase = true;
}
else
{
if (pattern.MatchBegin && pattern.MatchEnd && pems.Count == 1)
{
regex = new Regex(@"(?:^|\W)^(" + pems[i].Entity.Words + @")$(?:$|\W)", RegexOptions.IgnoreCase);
}
else if (i == pems.Count - 1 && pattern.MatchEnd)
{
regex = new Regex(@"(?:^|\W)(" + pems[i].Entity.Words + @")$(?:$|\W)", RegexOptions.IgnoreCase);
}
else if (specialValues == "")
{
if (i == 0)
{
if (pattern.MatchBegin)
{
regex = new Regex(@"(?:^|\W)^(" + pems[i].Entity.Words + @")(?:$|\W)", RegexOptions.IgnoreCase);
}
else
{
regex = new Regex(@"(?:^|\W)(" + pems[i].Entity.Words + @")(?:$|\W)", RegexOptions.IgnoreCase);
}
}
else
{
regex = new Regex(@"(?:^|\W)^(" + pems[i].Entity.Words + @")(?:$|\W)", RegexOptions.IgnoreCase);
}
}
else
{
regex = new Regex(@"(?:^|\W)" + pems[i].Entity.Words + @"(?:$|\W)", RegexOptions.IgnoreCase);
}
Match result = regex.Match(inputTmp);
if (result.Success)
{
if (matchesTmp.ContainsKey(pems[i].Entity.Name))
{
string value = matchesTmp[pems[i].Entity.Name];
matchesTmp[pems[i].Entity.Name] = value + ";" + result.Value;
}
else
{
matchesTmp.Add(pems[i].Entity.Name, result.Value);
}
if (specialValues != "")
{
matchesTmp.Add("Cụm từ", specialValues.Substring(0, specialValues.Length - result.Length).Trim());
specialValues = "";
}
if (i == pems.Count - 1)
{
if ((!hasUnknwonPhrase && matchesTmp.Count > maxElements) || (hasUnknwonPhrase && matchesTmp.Count - 1 > maxElements))
{
matchPattern = pattern;
matches = matchesTmp;
maxElements = hasUnknwonPhrase ? matchesTmp.Count - 1 : matchesTmp.Count;
if (result.Index + result.Value.Trim().Length + 1 < inputTmp.Length)
{
specialValues = inputTmp.Substring(result.Index + result.Value.Trim().Length + 1);
}
break;
}
}
else
{
if (result.Index + result.Value.Trim().Length + 1 < inputTmp.Length)
{
inputTmp = inputTmp.Substring(result.Index + result.Value.Trim().Length + 1).Trim();
}
}
}
else
{
break;
}
}
}
if (specialValues != "")
{
if (matches == null && ((!hasUnknwonPhrase && matchesTmp.Count > maxElements) || (hasUnknwonPhrase && matchesTmp.Count - 1 > maxElements)))
{
matches = matchesTmp;
matchPattern = pattern;
matches.Add("Cụm từ", specialValues.Trim());
maxElements = hasUnknwonPhrase ? matchesTmp.Count - 1 : matchesTmp.Count;
}
else if (matches != null && !matches.ContainsKey("Cụm từ") && ((!hasUnknwonPhrase && matchesTmp.Count > maxElements) || (hasUnknwonPhrase && matchesTmp.Count - 1 > maxElements)))
{
matches.Add("Cụm từ", specialValues.Trim());
matchPattern = pattern;
maxElements = hasUnknwonPhrase ? matchesTmp.Count - 1 : matchesTmp.Count;
}
specialValues = "";
}
}
ExperimentResultViewModel model = new ExperimentResultViewModel();
if (matchPattern != null)
{
model.IntentId = matchPattern.IntentId ?? 0;
model.Group = matchPattern.Group ?? 0;
model.Matches = matches;
}
return(model);
}