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Song and the corresponding tables will be deleted if there are not song related to the tables. #44

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This commit is contained in:
amazing-username
2019-05-25 00:50:30 +00:00
parent f9e66f416d
commit dd89b97997
6 changed files with 211 additions and 62 deletions
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Models/Context/AlbumStoreContext.cs
+3 -42
View File
@@ -41,20 +41,7 @@ namespace Icarus.Models.Context
{
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
var id = Convert.ToInt32(reader["AlbumId"]);
var title = reader["Title"].ToString();
var albumArtist = reader["AlbumArtist"].ToString();
var songCount = Convert.ToInt32(reader["SongCount"]);
albums.Add(new Album
{
AlbumId = id,
Title = title,
AlbumArtist = albumArtist,
SongCount = songCount
});
}
albums = ParseData(reader);
}
}
}
@@ -83,20 +70,7 @@ namespace Icarus.Models.Context
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
var id = Convert.ToInt32(reader["AlbumId"]);
var title = reader["Title"].ToString();
var albumArtist = reader["AlbumArtist"].ToString();
var songCount = Convert.ToInt32(reader["SongCount"]);
album =new Album
{
AlbumId = id,
Title = title,
AlbumArtist = albumArtist,
SongCount = songCount
};
}
album = ParseSingleData(reader);
}
}
}
@@ -126,20 +100,7 @@ namespace Icarus.Models.Context
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
var id = Convert.ToInt32(reader["AlbumId"]);
var title = reader["Title"].ToString();
var albumArtist = reader["AlbumArtist"].ToString();
var songCount = Convert.ToInt32(reader["SongCount"]);
album = new Album
{
AlbumId = id,
Title = title,
AlbumArtist = albumArtist,
SongCount = songCount
};
}
album = ParseSingleData(reader);
}
}
}
Models/Context/MusicStoreContext.cs
+26
View File
@@ -106,6 +106,32 @@ namespace Icarus.Models.Context
_logger.Error(msg, "An error occurred");
}
}
public void DeleteSong(Song song)
{
try
{
_logger.Info("Deleting song record");
using (var conn = GetConnection())
{
conn.Open();
var query = "DELETE FROM Song WHERE Id=@Id";
using (var cmd = new MySqlCommand(query, conn))
{
cmd.Parameters.AddWithValue("@Id", song.Id);
cmd.ExecuteNonQuery();
}
}
}
catch (Exception ex)
{
var msg = ex.Message;
_logger.Error(msg, "An error occurred");
}
}
public void DeleteSong(int id)
{
try