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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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Controllers/Utilities/MetadataRetriever.cs
+135
View File
@@ -1,4 +1,5 @@
using System; using System;
using System.Collections.Generic;
using TagLib; using TagLib;
@@ -9,6 +10,8 @@ namespace Icarus.Controllers.Utilities
public class MetadataRetriever public class MetadataRetriever
{ {
#region Fields #region Fields
private Song _updatedSong;
private string _message;
private string _title; private string _title;
private string _artist; private string _artist;
private string _album; private string _album;
@@ -19,6 +22,16 @@ namespace Icarus.Controllers.Utilities
#region Properties #region Properties
public Song UpdatedSongRecord
{
get => _updatedSong;
set => _updatedSong = value;
}
public string Message
{
get => _message;
set => _message = value;
}
#endregion #endregion
@@ -74,9 +87,92 @@ namespace Icarus.Controllers.Utilities
catch (Exception ex) catch (Exception ex)
{ {
var msg = ex.Message; var msg = ex.Message;
Console.WriteLine($"An error occurred: \n{msg}");
}
}
public void UpdateMetadata(Song updatedSong, Song oldSong)
{
try
{
InitializeUpdatedSong(oldSong);
var songValues = CheckSongValues(updatedSong);
PerformUpdate(updatedSong, songValues);
Message = "Successfully updated metadata";
}
catch (Exception ex)
{
var msg = ex.Message;
Console.WriteLine($"An error occurred: {msg}");
Message = "Failed to update metadata";
} }
} }
private void PerformUpdate(Song updatedSong, SortedDictionary<string, bool> checkedValues)
{
var filePath = updatedSong.SongPath;
var title = updatedSong.Title;
var artist = updatedSong.Artist;
var album = updatedSong.Album;
var genre = updatedSong.Genre;
var year = updatedSong.Year;
TagLib.File fileTag = TagLib.File.Create(filePath);
try
{
Console.WriteLine($"Updating metadata of {title}");
foreach (var key in checkedValues.Keys)
{
bool result = checkedValues[key];
if (!result)
{
switch (key.ToLower())
{
case "title":
_updatedSong.Title = title;
fileTag.Tag.Title = title;
break;
case "artists":
_updatedSong.Artist = artist;
fileTag.Tag.Artists = new []{artist};
break;
case "album":
_updatedSong.Album = album;
fileTag.Tag.Album = album;
break;
case "genre":
_updatedSong.Genre = genre;
fileTag.Tag.Genres = new []{genre};
break;
case "year":
_updatedSong.Year = year;
fileTag.Tag.Year = (uint)year;
break;
}
}
}
fileTag.Save();
Console.WriteLine("Successfully updated metadata");
}
catch (Exception ex)
{
var msg = ex.Message;
Console.WriteLine($"An error occurred:\n{msg}");
}
}
private void InitializeUpdatedSong(Song song)
{
_updatedSong = new Song
{
Id = song.Id,
Title = song.Title,
Album = song.Album,
Artist = song.Artist,
Genre = song.Genre,
Year = song.Year,
Duration = song.Duration,
Filename = song.Filename,
SongPath = song.SongPath
};
}
private void PrintMetadata() private void PrintMetadata()
{ {
Console.WriteLine("\n\nMetadata of the song:"); Console.WriteLine("\n\nMetadata of the song:");
@@ -87,6 +183,45 @@ namespace Icarus.Controllers.Utilities
Console.WriteLine($"Year: {_year}"); Console.WriteLine($"Year: {_year}");
Console.WriteLine($"Duration: {_duration}\n\n"); Console.WriteLine($"Duration: {_duration}\n\n");
} }
private void PrintMetadata(Song song, string message)
{
Console.WriteLine($"\n\n{message}");
Console.WriteLine($"Title: {song.Title}");
Console.WriteLine($"Artist: {song.Artist}");
Console.WriteLine($"Album: {song.Album}");
Console.WriteLine($"Genre: {song.Genre}");
Console.WriteLine($"Year: {song.Year}");
Console.WriteLine($"Duration: {song.Duration}\n\n");
}
private SortedDictionary<string, bool> CheckSongValues(Song song)
{
var songValues = new SortedDictionary<string, bool>();
Console.WriteLine("Checking for null data");
try
{
songValues["Title"] = String.IsNullOrEmpty(song.Title);
songValues["Artists"] = String.IsNullOrEmpty(song.Artist);
songValues["Album"] = String.IsNullOrEmpty(song.Album);
songValues["Genre"] = String.IsNullOrEmpty(song.Genre);
if (song.Year==0)
{
songValues["Year"] = true;
}
else
{
songValues["Year"] = false;
}
Console.WriteLine("Checking for null data completed");
}
catch (Exception ex)
{
var msg = ex.Message;
Console.WriteLine($"An error occurred: \n{msg}");
}
return songValues;
}
#endregion #endregion
} }
} }
Models/Context/MusicStoreContext.cs
+80 -78
View File
@@ -56,8 +56,9 @@ namespace Icarus.Models.Context
conn.Open(); conn.Open();
string query = "UPDATE Songs SET Title=@Title, Album=@Album, " + string query = "UPDATE Songs SET Title=@Title, Album=@Album, " +
"Artist=@Artist, Year=@Year, Genre=@Genre, " + "Artist=@Artist, Year=@Year, Genre=@Genre, " +
"Duration=@Duration, Filename=@Filename, SongPath=@SongPath"; "Duration=@Duration, Filename=@Filename, " +
"SongPath=@SongPath WHERE Id=@Id";
using (MySqlCommand cmd = new MySqlCommand(query, conn)) using (MySqlCommand cmd = new MySqlCommand(query, conn))
{ {
cmd.Parameters.AddWithValue("@Title", song.Title); cmd.Parameters.AddWithValue("@Title", song.Title);
@@ -68,6 +69,7 @@ namespace Icarus.Models.Context
cmd.Parameters.AddWithValue("@Duration", song.Duration); cmd.Parameters.AddWithValue("@Duration", song.Duration);
cmd.Parameters.AddWithValue("@Filename", song.Filename); cmd.Parameters.AddWithValue("@Filename", song.Filename);
cmd.Parameters.AddWithValue("@SongPath", song.SongPath); cmd.Parameters.AddWithValue("@SongPath", song.SongPath);
cmd.Parameters.AddWithValue(@"Id", song.Id);
cmd.ExecuteNonQuery(); cmd.ExecuteNonQuery();
} }
@@ -82,114 +84,114 @@ namespace Icarus.Models.Context
} }
public void DeleteSong(int id) public void DeleteSong(int id)
{ {
try try
{ {
using (MySqlConnection conn = GetConnection()) using (MySqlConnection conn = GetConnection())
{ {
conn.Open(); conn.Open();
string query = "DELETE FROM Songs WHERE Id=@Id"; string query = "DELETE FROM Songs WHERE Id=@Id";
using (MySqlCommand cmd = new MySqlCommand(query, conn)) using (MySqlCommand cmd = new MySqlCommand(query, conn))
{ {
cmd.Parameters.AddWithValue("@Id", id); cmd.Parameters.AddWithValue("@Id", id);
cmd.ExecuteNonQuery(); cmd.ExecuteNonQuery();
} }
} }
} }
catch (Exception ex) catch (Exception ex)
{ {
var exMsg = ex.Message; var exMsg = ex.Message;
Console.WriteLine($"An error occurred:\n{exMsg}"); Console.WriteLine($"An error occurred:\n{exMsg}");
} }
} }
public List<Song> GetAllSongs() public List<Song> GetAllSongs()
{ {
List<Song> songs = new List<Song>(); List<Song> songs = new List<Song>();
try try
{ {
using (MySqlConnection conn = GetConnection()) using (MySqlConnection conn = GetConnection())
{ {
conn.Open(); conn.Open();
var query = "SELECT * FROM Songs"; var query = "SELECT * FROM Songs";
MySqlCommand cmd = new MySqlCommand(query, conn); MySqlCommand cmd = new MySqlCommand(query, conn);
using (var reader = cmd.ExecuteReader()) using (var reader = cmd.ExecuteReader())
{ {
while (reader.Read()) while (reader.Read())
{ {
songs.Add(new Song songs.Add(new Song
{ {
Id = Convert.ToInt32(reader["Id"]), Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(), Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(), Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(), Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]), Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(), Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]), Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(), Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString() SongPath = reader["SongPath"].ToString()
}); });
} }
} }
} }
} }
catch (Exception ex) catch (Exception ex)
{ {
var exMsg = ex.Message; var exMsg = ex.Message;
Console.WriteLine($"An error ocurred:\n{exMsg}"); Console.WriteLine($"An error ocurred:\n{exMsg}");
songs.Clear(); songs.Clear();
} }
return songs; return songs;
} }
public Song GetSong(int id) public Song GetSong(int id)
{ {
Song song = new Song(); Song song = new Song();
try try
{ {
using (MySqlConnection conn = GetConnection()) using (MySqlConnection conn = GetConnection())
{ {
conn.Open(); conn.Open();
var query = "SELECT * FROM Songs WHERE Id=@Id"; var query = "SELECT * FROM Songs WHERE Id=@Id";
MySqlCommand cmd = new MySqlCommand(query, conn); MySqlCommand cmd = new MySqlCommand(query, conn);
cmd.Parameters.AddWithValue("@Id", id); cmd.Parameters.AddWithValue("@Id", id);
using (var reader = cmd.ExecuteReader()) using (var reader = cmd.ExecuteReader())
{ {
while (reader.Read()) while (reader.Read())
{ {
song = new Song song = new Song
{ {
Id = Convert.ToInt32(reader["Id"]), Id = Convert.ToInt32(reader["Id"]),
Title = reader["Title"].ToString(), Title = reader["Title"].ToString(),
Album = reader["Album"].ToString(), Album = reader["Album"].ToString(),
Artist = reader["Artist"].ToString(), Artist = reader["Artist"].ToString(),
Year = Convert.ToInt32(reader["Year"]), Year = Convert.ToInt32(reader["Year"]),
Genre = reader["Genre"].ToString(), Genre = reader["Genre"].ToString(),
Duration = Convert.ToInt32(reader["Duration"]), Duration = Convert.ToInt32(reader["Duration"]),
Filename = reader["Filename"].ToString(), Filename = reader["Filename"].ToString(),
SongPath = reader["SongPath"].ToString() SongPath = reader["SongPath"].ToString()
}; };
} }
} }
} }
} }
catch(Exception ex) catch(Exception ex)
{ {
var exMsg = ex.Message; var exMsg = ex.Message;
Console.WriteLine($"An error ocurred: {exMsg}"); Console.WriteLine($"An error ocurred: {exMsg}");
} }
return song; return song;
} }
private MySqlConnection GetConnection() private MySqlConnection GetConnection()
{ {
return new MySqlConnection(ConnectionString); return new MySqlConnection(ConnectionString);
} }
} }
} }