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Can now dynamically update song metadata, discovered and fixed a bug that would update all Song records when updating a single song's metadata #36

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This commit is contained in:
amazing-username
2019-05-05 00:15:28 -04:00
parent 226e95248c
commit 649d2c75a3
2 changed files with 215 additions and 78 deletions
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Models/Context/MusicStoreContext.cs
+80 -78
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@@ -56,8 +56,9 @@ namespace Icarus.Models.Context
conn.Open();
string query = "UPDATE Songs SET Title=@Title, Album=@Album, " +
"Artist=@Artist, Year=@Year, Genre=@Genre, " +
"Duration=@Duration, Filename=@Filename, SongPath=@SongPath";
"Artist=@Artist, Year=@Year, Genre=@Genre, " +
"Duration=@Duration, Filename=@Filename, " +
"SongPath=@SongPath WHERE Id=@Id";
using (MySqlCommand cmd = new MySqlCommand(query, conn))
{
cmd.Parameters.AddWithValue("@Title", song.Title);
@@ -68,6 +69,7 @@ namespace Icarus.Models.Context
cmd.Parameters.AddWithValue("@Duration", song.Duration);
cmd.Parameters.AddWithValue("@Filename", song.Filename);
cmd.Parameters.AddWithValue("@SongPath", song.SongPath);
cmd.Parameters.AddWithValue(@"Id", song.Id);
cmd.ExecuteNonQuery();
}
@@ -82,114 +84,114 @@ namespace Icarus.Models.Context
}
public void DeleteSong(int id)
{
try
{
using (MySqlConnection conn = GetConnection())
try
{
using (MySqlConnection conn = GetConnection())
{
conn.Open();
string query = "DELETE FROM Songs WHERE Id=@Id";
conn.Open();
string query = "DELETE FROM Songs WHERE Id=@Id";
using (MySqlCommand cmd = new MySqlCommand(query, conn))
{
cmd.Parameters.AddWithValue("@Id", id);
using (MySqlCommand cmd = new MySqlCommand(query, conn))
{
cmd.Parameters.AddWithValue("@Id", id);
cmd.ExecuteNonQuery();
}
}
}
}
catch (Exception ex)
{
var exMsg = ex.Message;
}
catch (Exception ex)
{
var exMsg = ex.Message;
Console.WriteLine($"An error occurred:\n{exMsg}");
}
}
}
public List<Song> GetAllSongs()
{
List<Song> songs = new List<Song>();
try
{
using (MySqlConnection conn = GetConnection())
List<Song> songs = new List<Song>();
try
{
using (MySqlConnection conn = GetConnection())
{
conn.Open();
var query = "SELECT * FROM Songs";
MySqlCommand cmd = new MySqlCommand(query, conn);
using (var reader = cmd.ExecuteReader())
{
conn.Open();
var query = "SELECT * FROM Songs";
MySqlCommand cmd = new MySqlCommand(query, conn);
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
songs.Add(new Song
{
Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString()
});
songs.Add(new Song
{
Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString()
});
}
}
}
}
}
catch (Exception ex)
{
var exMsg = ex.Message;
}
catch (Exception ex)
{
var exMsg = ex.Message;
Console.WriteLine($"An error ocurred:\n{exMsg}");
songs.Clear();
}
}
return songs;
return songs;
}
public Song GetSong(int id)
{
Song song = new Song();
Song song = new Song();
try
{
using (MySqlConnection conn = GetConnection())
try
{
using (MySqlConnection conn = GetConnection())
{
conn.Open();
var query = "SELECT * FROM Songs WHERE Id=@Id";
conn.Open();
var query = "SELECT * FROM Songs WHERE Id=@Id";
MySqlCommand cmd = new MySqlCommand(query, conn);
cmd.Parameters.AddWithValue("@Id", id);
MySqlCommand cmd = new MySqlCommand(query, conn);
cmd.Parameters.AddWithValue("@Id", id);
using (var reader = cmd.ExecuteReader())
{
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
song = new Song
{
Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString()
};
song = new Song
{
Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString()
};
}
}
}
}
}
catch(Exception ex)
{
var exMsg = ex.Message;
}
catch(Exception ex)
{
var exMsg = ex.Message;
Console.WriteLine($"An error ocurred: {exMsg}");
}
}
return song;
return song;
}
private MySqlConnection GetConnection()
{
return new MySqlConnection(ConnectionString);
}
}
private MySqlConnection GetConnection()
{
return new MySqlConnection(ConnectionString);
}
}
}