private static IEnumerator SearchIndexes(SearchContext context, SearchProvider provider, SearchIndexer index, int scoreModifier = 0)
{
var searchQuery = context.searchQuery;
// Search index
while (!index.IsReady())
{
yield return(null);
}
yield return(index.Search(searchQuery.ToLowerInvariant()).Select(e =>
{
var itemScore = e.score + scoreModifier;
return provider.CreateItem(e.id, itemScore, null, null, null, index.GetDocument(e.index));
}));
}
private static string GetDescrition(SearchItem item)
{
var assetPath = AssetDatabase.GUIDToAssetPath(item.id);
if (!string.IsNullOrEmpty(assetPath))
{
return(assetPath);
}
var metaString = index.GetDocument((int)item.data).metadata;
if (!string.IsNullOrEmpty(metaString))
{
return(metaString);
}
return("<invalid>");
}
private static void RunThreadIndexing()
{
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
index = new SearchIndexer();
index.Start();
int completed = 0;
var metaFiles = Directory.GetFiles("Assets", "*.meta", SearchOption.AllDirectories);
var progressId = Progress.Start($"Scanning dependencies ({metaFiles.Length} assets)");
var exclude = new[] { ".unity", ".prefab" };
Parallel.ForEach(metaFiles, mf =>
{
Progress.Report(progressId, completed / (float)metaFiles.Length, mf);
var assetPath = mf.Replace("\\", "/").Substring(0, mf.Length - 5).ToLowerInvariant();
if (!File.Exists(assetPath))
{
return;
}
var extension = Path.GetExtension(assetPath);
if (exclude.Contains(extension))
{
return;
}
var guid = ToGuid(assetPath);
Progress.Report(progressId, completed / (float)metaFiles.Length, assetPath);
TrackGuid(guid);
pathToGuidMap.TryAdd(assetPath, guid);
guidToPathMap.TryAdd(guid, assetPath);
var mfc = File.ReadAllText(mf);
ScanDependencies(guid, mfc);
using (var file = new StreamReader(assetPath))
{
var header = new char[5];
if (file.ReadBlock(header, 0, header.Length) == header.Length &&
header[0] == '%' && header[1] == 'Y' && header[2] == 'A' && header[3] == 'M' && header[4] == 'L')
{
var ac = file.ReadToEnd();
ScanDependencies(guid, ac);
}
}
Progress.Report(progressId, ++completed / (float)metaFiles.Length);
});
Progress.Finish(progressId, Progress.Status.Succeeded);
completed = 0;
var total = pathToGuidMap.Count + guidToRefsMap.Count + guidFromRefsMap.Count;
progressId = Progress.Start($"Indexing {total} dependencies");
foreach (var kvp in pathToGuidMap)
{
var guid = kvp.Value;
var path = kvp.Key;
var ext = Path.GetExtension(path);
if (ext.Length > 0 && ext[0] == '.')
{
ext = ext.Substring(1);
}
Progress.Report(progressId, completed++ / (float)total, path);
var di = AddGuid(guid);
index.AddExactWord("all", 0, di);
AddStaticProperty("id", guid, di);
AddStaticProperty("path", path, di);
AddStaticProperty("t", GetExtension(path), di);
index.AddWord(guid, guid.Length, 0, di);
index.AddWord(Path.GetFileNameWithoutExtension(path), 0, di);
}
foreach (var kvp in guidToRefsMap)
{
var guid = kvp.Key;
var refs = kvp.Value.Keys;
var di = AddGuid(guid);
Progress.Report(progressId, completed++ / (float)total, guid);
index.AddNumber("count", refs.Count, 0, di);
foreach (var r in refs)
{
AddStaticProperty("to", r, di);
}
}
foreach (var kvp in guidFromRefsMap)
{
var guid = kvp.Key;
var refs = kvp.Value.Keys;
var di = AddGuid(guid);
Progress.Report(progressId, completed++ / (float)total, guid);
index.AddNumber("in", refs.Count, 0, di);
foreach (var r in refs)
{
AddStaticProperty("from", r, di);
if (guidToPathMap.TryGetValue(r, out var rp))
{
AddStaticProperty("t", GetExtension(rp), di);
}
}
if (guidToPathMap.TryGetValue(guid, out var path))
{
AddStaticProperty("is", "valid", di);
}
else
{
AddStaticProperty("is", "broken", di);
var refString = string.Join(", ", refs.Select(r =>
{
if (guidToPathMap.TryGetValue(r, out var rp))
{
return(rp);
}
return(r);
}));
index.GetDocument(di).metadata = $"Refered by {refString}";
}
}
Progress.SetDescription(progressId, $"Saving dependency index at {dependencyIndexLibraryPath}");
index.Finish((bytes) =>
{
File.WriteAllBytes(dependencyIndexLibraryPath, bytes);
Progress.Finish(progressId, Progress.Status.Succeeded);
Debug.Log($"Dependency indexing took {sw.Elapsed.TotalMilliseconds,3:0.##} ms " +
$"and was saved at {dependencyIndexLibraryPath} ({EditorUtility.FormatBytes(bytes.Length)} bytes)");
}, removedDocuments: null);
}