public override void AddToIndex(Dictionary <Tuple <string, string>, Term> index)
{
var task = db.Table <CedictEntry>().ToListAsync();
var entries = task.Result;
var indices = new List <Term>();
foreach (var entry in entries)
{
var key = Tuple.Create(entry.Traditional, entry.Pinyin);
Term term;
if (index.TryGetValue(key, out term))
{
term.CedictEntryId = entry.Id;
}
else
{
term = new Term()
{
Traditional = entry.Traditional,
Simplified = entry.Simplified,
Pinyin = Pinyin.ConvertToAccents(entry.Pinyin),
PinyinNumbered = entry.Pinyin,
PinyinNoNumbers = Pinyin.RemoveNumbersAndUnderscore(entry.Pinyin),
Length = entry.Traditional.Length,
CedictEntryId = entry.Id
};
index[key] = term;
}
}
}
public override async Task <IEnumerable <SearchResult> > Search(CancellationToken ct, string query)
{
var results = new List <SearchResult>();
//try
{
//var entries = await db.Table<CedictEntry>().Where(p => p.Traditional.StartsWith(query)).ToListAsync();
var entries = await db.QueryAsync <CedictEntry>(ct, "SELECT * FROM CedictEntry WHERE Traditional LIKE ? ESCAPE '\\'", query + "%");
foreach (var q in Pinyin.ToQueryForms(query))
{
var newEntries = await db.QueryAsync <CedictEntry>(ct,
"SELECT * FROM (SELECT * FROM CedictEntry WHERE PinyinNoNumbers LIKE ? ESCAPE '\\') "
+ "WHERE Pinyin LIKE ? ESCAPE '\\'", Pinyin.RemoveNumbersAndUnderscore(q) + "%", q + "%");
entries.AddRange(newEntries);
}
foreach (var s in entries)
{
var definitions = await db.QueryAsync <CedictDefinition>(ct, "SELECT * FROM CedictDefinition WHERE EntryId = ?", s.Id);
//var definitions = await db.Table<CedictDefinition>().Where(d => d.EntryId == s.Id).ToListAsync();
results.Add(new SearchResult()
{
Traditional = s.Traditional,
Simplified = s.Simplified,
Pinyin = Pinyin.ConvertToAccents(s.Pinyin),
PinyinNumbered = s.Pinyin,
Definitions = new List <List <string> >()
{
new List <string>(from d in definitions select d.Definition)
}
});
}
}
return(results);
}