public bool InsertAllElements(T element, int playListId)
{
bool result = false;
ProgressHelper.SetProgress("Loading playlist info...", 0);
var playListInfo = element.GetAllElements();
int idx = 0;
foreach (var item in playListInfo)
{
double percent = ((double)++idx / (double)playListInfo.Count) * 100.0;
ProgressHelper.SetProgress($"Saving playlist info {idx + 1} of {playListInfo.Count}", (int)percent);
int id = -1;
id = _playlistItemRepository.InsertItem(new Persistence.Models.PlaylistItem()
{
NewName = item.Name,
Address = item.Id,
PlayListId = playListId,
});
result |= id != -1;
}
ProgressHelper.SetProgress("Finished.", 0);
return(result);
}
public async Task InsertAsync <T>(DbContext context, Type type, IList <T> entities, TableInfo tableInfo, Action <decimal> progress, CancellationToken cancellationToken, bool isAsync)
{
SqliteConnection connection = isAsync ? await OpenAndGetSqliteConnectionAsync(context, tableInfo.BulkConfig, cancellationToken).ConfigureAwait(false)
: OpenAndGetSqliteConnection(context, tableInfo.BulkConfig);
bool doExplicitCommit = false;
try
{
if (context.Database.CurrentTransaction == null)
{
//context.Database.UseTransaction(connection.BeginTransaction());
doExplicitCommit = true;
}
var dbTransaction = doExplicitCommit ? connection.BeginTransaction()
: context.Database.CurrentTransaction.GetUnderlyingTransaction(tableInfo.BulkConfig);
var transaction = (SqliteTransaction)dbTransaction;
var command = GetSqliteCommand(context, type, entities, tableInfo, connection, transaction);
type = tableInfo.HasAbstractList ? entities[0].GetType() : type;
int rowsCopied = 0;
foreach (var item in entities)
{
LoadSqliteValues(tableInfo, item, command, context);
if (isAsync)
{
await command.ExecuteNonQueryAsync(cancellationToken).ConfigureAwait(false);
}
else
{
command.ExecuteNonQuery();
}
ProgressHelper.SetProgress(ref rowsCopied, entities.Count, tableInfo.BulkConfig, progress);
}
if (doExplicitCommit)
{
transaction.Commit();
}
}
finally
{
if (isAsync)
{
await context.Database.CloseConnectionAsync().ConfigureAwait(false);
}
else
{
context.Database.CloseConnection();
}
}
}
private IList <YoutubeItem> GetPLItems()
{
IList <YoutubeItem> res = new List <YoutubeItem>();
string parameters = $"?part=snippet%2CcontentDetails&maxResults=25&playlistId={this.PlaylistId}&key={YouTubeAPIServiceHelper.API_KEY}";
string uri = PLALIST_ITEMS_URL + parameters;
ProgressHelper.SetProgress("Requesting Youtube API...", 0);
StringBuilder resBuilder = new StringBuilder();
HttpWebRequest myReq = (HttpWebRequest)WebRequest.Create(uri);
WebResponse myResp = myReq.GetResponse();
var decoder = Encoding.UTF8.GetDecoder();
using (var reader = myResp.GetResponseStream())
{
byte[] buffer = new byte[254];
int idx = 0;
int recevedBytes = 0;
while ((recevedBytes = reader.Read(buffer, 0, buffer.Length)) != 0)
{
double percent = ((double)(++idx * buffer.Length) / (double)myResp.ContentLength) * 100.0;
ProgressHelper.SetProgress($"Loading data from API {idx * buffer.Length} of " +
$"{myResp.ContentLength}",
(int)percent);
resBuilder.Append(Encoding.UTF8.GetString(buffer, 0, recevedBytes));
}
}
var text = resBuilder.ToString();
//var response = client.DownloadString(uri);
PlaylistItemsResponse r = JObject.Parse(text).ToObject <PlaylistItemsResponse>();
foreach (var item in r.items)
{
res.Add(new YoutubeMovie()
{
Name = item.snippet.title,
ImgSrc = [email protected],
Id = item.contentDetails.videoId,
});
}
return(res);
}
public void Insert <T>(DbContext context, Type type, IList <T> entities, TableInfo tableInfo, Action <decimal> progress)
{
var connection = OpenAndGetSqliteConnection(context, tableInfo.BulkConfig);
bool doExplicitCommit = false;
try
{
if (context.Database.CurrentTransaction == null)
{
//context.Database.UseTransaction(connection.BeginTransaction());
doExplicitCommit = true;
}
var transaction = (SqliteTransaction)(context.Database.CurrentTransaction == null ?
connection.BeginTransaction() :
context.Database.CurrentTransaction.GetUnderlyingTransaction(tableInfo.BulkConfig));
using (var command = GetSqliteCommand(context, type, entities, tableInfo, connection, transaction))
{
type = tableInfo.HasAbstractList ? entities[0].GetType() : type;
int rowsCopied = 0;
foreach (var item in entities)
{
LoadSqliteValues(tableInfo, item, command);
command.ExecuteNonQuery();
ProgressHelper.SetProgress(ref rowsCopied, entities.Count, tableInfo.BulkConfig, progress);
}
if (doExplicitCommit)
{
transaction.Commit();
}
}
}
finally
{
context.Database.CloseConnection();
}
}
public void Merge <T>(DbContext context, Type type, IList <T> entities, TableInfo tableInfo, OperationType operationType,
Action <decimal> progress) where T : class
{
var connection = OpenAndGetSqliteConnection(context, tableInfo.BulkConfig);
bool doExplicitCommit = false;
try
{
if (context.Database.CurrentTransaction == null)
{
//context.Database.UseTransaction(connection.BeginTransaction());
doExplicitCommit = true;
}
var transaction = (SqliteTransaction)(context.Database.CurrentTransaction == null ?
connection.BeginTransaction() :
context.Database.CurrentTransaction.GetUnderlyingTransaction(tableInfo.BulkConfig));
var command = GetSqliteCommand(context, type, entities, tableInfo, connection, transaction);
type = tableInfo.HasAbstractList ? entities[0].GetType() : type;
int rowsCopied = 0;
foreach (var item in entities)
{
LoadSqliteValues(tableInfo, item, command);
command.ExecuteNonQuery();
ProgressHelper.SetProgress(ref rowsCopied, entities.Count, tableInfo.BulkConfig, progress);
}
if (operationType != OperationType.Delete && tableInfo.BulkConfig.SetOutputIdentity && tableInfo.IdentityColumnName != null)
{
command.CommandText = SqlQueryBuilderSqlite.SelectLastInsertRowId();
long lastRowIdScalar = (long)command.ExecuteScalar();
string identityPropertyName = tableInfo.IdentityColumnName;
var identityPropertyInteger = false;
var identityPropertyUnsigned = false;
var identityPropertyByte = false;
var identityPropertyShort = false;
if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(ulong))
{
identityPropertyUnsigned = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(uint))
{
identityPropertyInteger = true;
identityPropertyUnsigned = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(int))
{
identityPropertyInteger = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(ushort))
{
identityPropertyShort = true;
identityPropertyUnsigned = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(short))
{
identityPropertyShort = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(byte))
{
identityPropertyByte = true;
identityPropertyUnsigned = true;
}
else if (tableInfo.FastPropertyDict[identityPropertyName].Property.PropertyType == typeof(sbyte))
{
identityPropertyByte = true;
}
for (int i = entities.Count - 1; i >= 0; i--)
{
if (identityPropertyByte)
{
if (identityPropertyUnsigned)
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (byte)lastRowIdScalar);
}
else
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (sbyte)lastRowIdScalar);
}
}
else if (identityPropertyShort)
{
if (identityPropertyUnsigned)
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (ushort)lastRowIdScalar);
}
else
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (short)lastRowIdScalar);
}
}
else if (identityPropertyInteger)
{
if (identityPropertyUnsigned)
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (uint)lastRowIdScalar);
}
else
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (int)lastRowIdScalar);
}
}
else
{
if (identityPropertyUnsigned)
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], (ulong)lastRowIdScalar);
}
else
{
tableInfo.FastPropertyDict[identityPropertyName].Set(entities[i], lastRowIdScalar);
}
}
lastRowIdScalar--;
}
}
if (doExplicitCommit)
{
transaction.Commit();
}
}
finally
{
context.Database.CloseConnection();
}
}
protected async Task MergeAsync <T>(DbContext context, Type type, IList <T> entities, TableInfo tableInfo, OperationType operationType, Action <decimal> progress, CancellationToken cancellationToken, bool isAsync) where T : class
{
SqliteConnection connection = isAsync ? await OpenAndGetSqliteConnectionAsync(context, tableInfo.BulkConfig, cancellationToken).ConfigureAwait(false)
: OpenAndGetSqliteConnection(context, tableInfo.BulkConfig);
bool doExplicitCommit = false;
try
{
if (context.Database.CurrentTransaction == null)
{
//context.Database.UseTransaction(connection.BeginTransaction());
doExplicitCommit = true;
}
var dbTransaction = doExplicitCommit ? connection.BeginTransaction()
: context.Database.CurrentTransaction.GetUnderlyingTransaction(tableInfo.BulkConfig);
var transaction = (SqliteTransaction)dbTransaction;
var command = GetSqliteCommand(context, type, entities, tableInfo, connection, transaction);
type = tableInfo.HasAbstractList ? entities[0].GetType() : type;
int rowsCopied = 0;
foreach (var item in entities)
{
LoadSqliteValues(tableInfo, item, command, context);
if (isAsync)
{
await command.ExecuteNonQueryAsync(cancellationToken).ConfigureAwait(false);
}
else
{
command.ExecuteNonQuery();
}
ProgressHelper.SetProgress(ref rowsCopied, entities.Count, tableInfo.BulkConfig, progress);
}
if (operationType == OperationType.Insert && tableInfo.BulkConfig.SetOutputIdentity && tableInfo.IdentityColumnName != null) // For Sqlite Identity can be set by Db only with pure Insert method
{
command.CommandText = SqlQueryBuilderSqlite.SelectLastInsertRowId();
object lastRowIdScalar = isAsync ? await command.ExecuteScalarAsync(cancellationToken).ConfigureAwait(false)
: command.ExecuteScalar();
SetIdentityForOutput(entities, tableInfo, lastRowIdScalar);
}
if (doExplicitCommit)
{
transaction.Commit();
}
}
finally
{
if (isAsync)
{
await context.Database.CloseConnectionAsync().ConfigureAwait(false);
}
else
{
context.Database.CloseConnection();
}
}
}
private List <YoutubeItem> Run()
{
List <YoutubeItem> result = new List <YoutubeItem>();
var youtubeService = new YouTubeService(new BaseClientService.Initializer()
{
ApiKey = YouTubeAPIServiceHelper.API_KEY,
ApplicationName = YouTubeAPIServiceHelper.APP_NAME
});
var searchListRequest = youtubeService.Search.List("snippet");
searchListRequest.Q = _pattern; // Replace with your search term.
searchListRequest.MaxResults = 25;
// Call the search.list method to retrieve results matching the specified query term.
String obj = null;
//SearchListResponse searchListResponse = searchListRequest.Execute();
ProgressHelper.SetProgress("Getting data from Youtube API", 0);
using (var stream = searchListRequest.ExecuteAsStream())
{
using (MemoryStream writeStream = new MemoryStream())
{
byte[] buffer = new byte[256];
int readed = 0;
int index = 0;
while ((readed = stream.Read(buffer, 0, buffer.Length)) != 0)
{
writeStream.Write(buffer, 0, readed);
double percent = (double)index / (double)stream.Length * 100.0;
ProgressHelper.SetProgress($"Loading data {percent.ToString("0.00")}%", (int)percent);
}
obj = Encoding.Default.GetString(writeStream.ToArray());
}
}
SearchListResponse returnedItems = Newtonsoft.Json.JsonConvert.DeserializeObject <SearchListResponse>(obj);
string baseURI = @"https://www.youtube.com/watch?v={0}";
// Add each result to the appropriate list, and then display the lists of
// matching videos, channels, and playlists.
int idx = 0;
foreach (var searchResult in returnedItems.Items)
{
double percent = ((double)idx / (double)searchListRequest.MaxResults) * 100.0;
ProgressHelper.SetProgress($"Getting data {++idx} of {searchListRequest.MaxResults}", (int)percent);
switch (searchResult.Id.Kind)
{
case "youtube#video":
result.Add(new YoutubeMovie()
{
Name = searchResult.Snippet.Title,
ImgSrc = searchResult.Snippet.Thumbnails.Default__.Url,
Source = string.Format(baseURI, searchResult.Id)
});
break;
case "youtube#channel":
result.Add(new YoutubeChanel()
{
ChanelId = searchResult.Id.ChannelId,
Name = searchResult.Snippet.ChannelTitle,
ImgSrc = searchResult.Snippet.Thumbnails.Default__.Url,
Source = string.Format(baseURI, searchResult.Snippet.ChannelId)
});
break;
case "youtube#playlist":
result.Add(new YoutubePlaylist()
{
PlaylistId = searchResult.Id.PlaylistId,
Name = searchResult.Snippet.ChannelTitle,
ImgSrc = searchResult.Snippet.Thumbnails?.Default__?.Url,
Source = string.Format(baseURI, searchResult.Snippet.Title)
});
break;
}
}
ProgressHelper.SetProgress($"Finished.", 0);
return(result);
}
