private async void listViewHistory_MouseDoubleClick(object sender, MouseEventArgs e)
{
//播放音乐
ListViewItem item = listViewHistory.GetItemAt(e.X, e.Y);
selectedSong = songs[item.Index - 1];
string dirImgTemp = "..\\..\\temp\\img"; // 缓存的专辑所在文件夹
string dirLrcTemp = "..\\..\\temp\\lrc"; // 缓存的歌词所在文件夹
string imgFile = selectedSong.SongName + "-" + selectedSong.SongSinger + "-" + selectedSong.SongAlbum + ".jpg";
string lrcFile = selectedSong.SongName + "-" + selectedSong.SongSinger + "-" + selectedSong.SongAlbum + ".txt";
//播放音乐
play(selectedSong);
if (!Directory.Exists(dirImgTemp)) //如果不存在dirImgTemp就创建
{
Directory.CreateDirectory(dirImgTemp);
}
if (!Directory.Exists(dirLrcTemp)) //如果不存在dirLrcTemp就创建
{
Directory.CreateDirectory(dirLrcTemp);
}
await Task.Run(() =>
{
if (!File.Exists(dirImgTemp + "\\" + imgFile)) //如果不存在，则获取URL下载
{
if (!(DownLoader.DownloadSongOrImg(selectedSong.ImgDownloadURL, dirImgTemp + "\\" + imgFile)))
{
//错误处理
}
}
if (!File.Exists(dirLrcTemp + "\\" + lrcFile)) //如果不存在，则获取URL下载
{
if (!(DownLoader.DownloadLrc(selectedSong.LrcDownloadURL, dirLrcTemp + "\\" + lrcFile)))
{
//错误处理
}
}
});
IncreaseHistory(selectedSong);
pictureBoxAlbum.BackgroundImage = Image.FromFile(dirImgTemp + "\\" + imgFile);
labelSongInfo.Text = selectedSong.SongName + "- " + selectedSong.SongSinger;
historyPaint();
}
private async void toolStripMenuItem2_Click(object sender, EventArgs e)
{
string dirSongDownload = "..\\..\\download\\music"; // 下载的音乐所在文件夹
string dirImgDownload = "..\\..\\download\\img"; // 下载的专辑图片所在文件夹
string dirLrcDownload = "..\\..\\download\\lrc"; // 下载的歌词所在文件夹
string dirImgTemp = "..\\..\\temp\\img"; // 缓存的专辑所在文件夹
string dirLrcTemp = "..\\..\\temp\\lrc"; // 缓存的歌词所在文件夹
string songFile = selectedSong.SongName + "-" + selectedSong.SongSinger + "-" + selectedSong.SongAlbum + ".mp3";
string imgFile = selectedSong.SongName + "-" + selectedSong.SongSinger + "-" + selectedSong.SongAlbum + ".jpg";
string lrcFile = selectedSong.SongName + "-" + selectedSong.SongSinger + "-" + selectedSong.SongAlbum + ".txt";
if (!Directory.Exists(dirSongDownload)) //如果不存在dirSongDownload就创建
{
Directory.CreateDirectory(dirSongDownload);
}
if (!Directory.Exists(dirImgDownload)) //如果不存在dirImgDownload就创建
{
Directory.CreateDirectory(dirImgDownload);
}
if (!Directory.Exists(dirLrcDownload)) //如果不存在dirLrcDownload就创建
{
Directory.CreateDirectory(dirLrcDownload);
}
await Task.Run(() =>
{
if (!(DownLoader.DownloadSongOrImg(selectedSong.SongDownloadURL, dirSongDownload + "\\" + songFile)))
{
//错误处理
}
if (File.Exists(dirImgTemp + "\\" + imgFile)) //如果存在缓存，直接复制
{
if (!File.Exists(dirImgDownload + "\\" + imgFile))
{
FileInfo file = new FileInfo(dirImgTemp + "\\" + imgFile);
file.CopyTo(dirImgDownload + "\\" + imgFile);
}
}
else //如果不存在，则获取URL下载
{
if (!(DownLoader.DownloadSongOrImg(selectedSong.ImgDownloadURL, dirImgDownload + "\\" + imgFile)))
{
//错误处理
}
}
if (File.Exists(dirLrcTemp + "\\" + lrcFile)) //如果存在缓存，直接复制
{
if (!File.Exists(dirLrcDownload + "\\" + lrcFile))
{
FileInfo file = new FileInfo(dirLrcTemp + "\\" + lrcFile);
file.CopyTo(dirLrcDownload + "\\" + lrcFile);
}
}
else //如果不存在，则获取URL下载
{
if (!(DownLoader.DownloadLrc(selectedSong.LrcDownloadURL, dirLrcDownload + "\\" + lrcFile)))
{
//错误处理
}
}
SQLiteConnection conn = new SQLiteConnection("data source=music_player.db");
conn.Open();
SQLiteCommand cmd = new SQLiteCommand($"SELECT * FROM local WHERE songID = '{songFile}'", conn);
SQLiteDataReader reader = cmd.ExecuteReader();
if (!reader.HasRows)
{
cmd = new SQLiteCommand($"INSERT INTO local VALUES('{selectedSong.SongName}', '{selectedSong.SongSinger}', '{selectedSong.SongAlbum}', '{songFile}', '{imgFile}', '{lrcFile}',1)", conn);
cmd.ExecuteNonQuery();
}
reader.Close();
conn.Close();
});
}
