/// <summary>
/// Process any skills that the response from the engine might have invoked.
/// </summary>
/// <param name="responseStatement"></param>
/// <returns></returns>
public string ProcessSkills(string responseStatement)
{
if (responseStatement.Contains(SkillsRepository.SkillRequestToken))
{
int start = responseStatement.IndexOf("{{");
int end = responseStatement.IndexOf("}}") - start + 2;
string rawSkill = responseStatement.Substring(start, end);
if (SkillParams.ValidateRawSkillString(rawSkill))
{
SkillResult result = SkillsRepository.Instance.ExecuteSkill(new SkillParams(rawSkill));
if (result.Type == ResultType.Simple)
{
responseStatement = responseStatement.Replace(rawSkill, result.SimpleResult);
}
else if (result.Type == ResultType.KeyValuePairs)
{
// Response is in form of key value pairs.
// 1. Remove skill invocation raw skill string
responseStatement = responseStatement.Replace(rawSkill, string.Empty);
// 2. Replace response key placeholders with values
foreach (KeyValuePair <string, string> kv in result.KeyValues)
{
responseStatement = responseStatement.Replace("{{key:" + kv.Key + "}}", kv.Value);
}
}
}
}
return(responseStatement);
}
/// <summary>
/// Entry point for executing the method that invokes the third party script
/// </summary>
/// <param name="skillParams"></param>
/// <returns></returns>
public static SkillResult RunScriptedSkill(SkillParams skillParams)
{
var scriptsPath = ConfigurationManager.AppSettings["scriptsPath"];
if (ValidateParams(skillParams) && scriptsPath != null)
{
var processStartInfo = new ProcessStartInfo
{
FileName = skillParams["interpreter"],
Arguments = string.Concat(scriptsPath, skillParams["scriptname"], " ", skillParams["args"]),
RedirectStandardOutput = true,
UseShellExecute = false
};
var process = Process.Start(processStartInfo);
var output = process.StandardOutput.ReadToEnd();
process.WaitForExit();
ScriptedSkillResponse js = JsonConvert.DeserializeObject <ScriptedSkillResponse>(output);
// Build dictionary from key values in response
Dictionary <string, string> dict = new Dictionary <string, string>();
foreach (KeyValue kv in js.keyvalues)
{
dict[kv.key] = kv.value;
}
SkillResult result = new SkillResult(dict);
return(result);
}
return(new SkillResult(""));
}
/// <summary>
/// Execute the skill code to perform skill action.
/// </summary>
/// <param name="skillParams"></param>
/// <returns>Result from the executed skill</returns>
public SkillResult ExecuteSkill(SkillParams skillParams)
{
SkillResult result = null;
if (this.SkillsIndex.ContainsKey(skillParams.SkillName))
{
result = this.SkillsIndex[skillParams.SkillName].Invoke(skillParams);
}
return(result != null ? result : new SkillResult(string.Empty));
}
/// <summary>
/// Process any skills that the response from the engine might have invoked.
/// </summary>
/// <param name="responseStatement"></param>
/// <returns></returns>
public string ProcessSkills(string responseStatement)
{
if (responseStatement.Contains(SkillsRepository.SkillRequestToken))
{
int start = responseStatement.IndexOf("{{");
int end = responseStatement.IndexOf("}}") - start + 2;
string rawSkill = responseStatement.Substring(start, end);
if (SkillParams.ValidateRawSkillString(rawSkill))
{
SkillResult result = SkillsRepository.Instance.ExecuteSkill(new SkillParams(rawSkill));
responseStatement = responseStatement.Replace(rawSkill, result.SimpleResult);
}
}
return(responseStatement);
}
