private void IndexTracksView()
{
var nameKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Name"), true);
var key = Native.c4key_new();
C4Error error;
if (_tracksView == null)
{
_tracksView = (C4View *)LiteCoreBridge.Check(err => Native.c4view_open(Db, null, "Tracks", "1",
Native.c4db_getConfig(Db), err));
}
var views = new[] { _tracksView };
var indexer = (C4Indexer *)LiteCoreBridge.Check(err => Native.c4indexer_begin(Db, views, err));
try {
var e = (C4DocEnumerator *)LiteCoreBridge.Check(err => Native.c4indexer_enumerateDocuments(indexer, err));
while (Native.c4enum_next(e, &error))
{
var doc = Native.c4enum_getDocument(e, &error);
var body = Native.FLValue_AsDict(NativeRaw.FLValue_FromTrustedData((FLSlice)doc->selectedRev.body));
((long)body).Should().NotBe(0, "because otherwise the data got corrupted somehow");
var name = Native.FLValue_AsString(Native.FLDict_GetWithKey(body, &nameKey));
Native.c4key_reset(key);
Native.c4key_addString(key, name);
var value = C4Slice.Null;
LiteCoreBridge.Check(err => Native.c4indexer_emit(indexer, doc, 0, new[] { key }, new[] { value }, err));
Native.c4key_reset(key);
Native.c4doc_free(doc);
}
Native.c4enum_free(e);
error.Code.Should().Be(0, "because otherwise an error occurred somewhere");
} finally {
LiteCoreBridge.Check(err => Native.c4indexer_end(indexer, true, err));
Native.c4key_free(key);
}
}
private uint InsertDocs(FLArray *docs)
{
var typeKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Track Type"), true);
var idKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Persistent ID"), true);
var nameKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Name"), true);
var albumKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Album"), true);
var artistKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Artist"), true);
var timeKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Total Time"), true);
var genreKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Genre"), true);
var yearKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Year"), true);
var trackNoKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Track Number"), true);
var compKey = NativeRaw.FLDictKey_Init(FLSlice.Constant("Compilation"), true);
LiteCoreBridge.Check(err => Native.c4db_beginTransaction(Db, err));
try {
var enc = Native.FLEncoder_New();
FLArrayIterator iter;
Native.FLArrayIterator_Begin(docs, &iter);
uint numDocs = 0;
while (Native.FLArrayIterator_Next(&iter))
{
// Check that track is correct type:
var track = Native.FLValue_AsDict(Native.FLArrayIterator_GetValue(&iter));
var trackType = NativeRaw.FLValue_AsString(Native.FLDict_GetWithKey(track, &typeKey));
if (!trackType.Equals(FLSlice.Constant("File")) && !trackType.Equals(FLSlice.Constant("Remote")))
{
continue;
}
var trackID = NativeRaw.FLValue_AsString(Native.FLDict_GetWithKey(track, &idKey));
((long)trackID.buf).Should().NotBe(0, "because otherwise the data was not read correctly");
// Encode doc body:
Native.FLEncoder_BeginDict(enc, 0);
CopyValue(track, &nameKey, enc).Should().BeTrue("because otherwise the copy failed");
CopyValue(track, &albumKey, enc);
CopyValue(track, &artistKey, enc);
CopyValue(track, &timeKey, enc);
CopyValue(track, &genreKey, enc);
CopyValue(track, &yearKey, enc);
CopyValue(track, &trackNoKey, enc);
CopyValue(track, &compKey, enc);
Native.FLEncoder_EndDict(enc);
FLError err;
var body = NativeRaw.FLEncoder_Finish(enc, &err);
body.Should().NotBeNull("because otherwise the encoding process failed");
Native.FLEncoder_Reset(enc);
// Save Document:
var rq = new C4DocPutRequest();
rq.docID = (C4Slice)trackID;
rq.body = body;
rq.save = true;
var doc = (C4Document *)LiteCoreBridge.Check(c4err => {
var localRq = rq;
return(Native.c4doc_put(Db, &localRq, null, c4err));
});
Native.c4doc_free(doc);
++numDocs;
}
Native.FLEncoder_Free(enc);
return(numDocs);
} finally {
LiteCoreBridge.Check(err => Native.c4db_endTransaction(Db, true, err));
}
}
