private static void MergeIndices(Dictionary <string, List <string> > dict)
{
foreach (var key in dict.Keys)
{
if (!Exercises.ContainsKey(key))
{
Exercises.Add(key, dict[key]);
continue;
}
var existingList = Exercises[key];
var newList = dict[key];
foreach (var newItem in newList)
{
if (!existingList.Contains(newItem))
{
existingList.Add(newItem);
var keywords = new List <string>();
foreach (var k in dict.Keys)
{
if (dict[k].Contains(newItem))
{
keywords.Add(k);
}
}
Index.AddFile(newItem, keywords);
}
}
}
}
public static IEnumerable <string> Filter(List <string> keywords)
{
if (keywords == null)
{
return(new List <string>());
}
IEnumerable <string> list = Exercises[string.Empty];
foreach (var keyword in keywords)
{
if (!Exercises.ContainsKey(keyword))
{
return(new List <string>());
}
var annotatedList = Exercises[keyword];
list = list.Where(l => annotatedList.Contains(l));
}
return(list);
}
public static void AddExercise(string path, List <string> keywords)
{
var alreayExisting = Exercises[string.Empty];
if (path == null || !File.Exists(path) || alreayExisting.Contains(path))
{
return;
}
alreayExisting.Add(path);
m_translator.Add(File.ReadAllText(path), path);
foreach (var keyword in keywords)
{
if (!Exercises.ContainsKey(keyword))
{
Exercises.Add(keyword, new List <string>());
}
var list = Exercises[keyword];
list.Add(path);
}
}