Implemented Database functionality and play count functionality. #9 and #16

Mear/Mear/Models/PlayCount.cs

@@ -1,12 +1,18 @@
 using System;
 using System.Collections.Generic;
+using System.Runtime.Serialization;
 using System.Text;
 
+using SQLite;
+
 namespace Mear.Models
 {
+    [DataContract]
+    [Table("PlayCount")]
 	public class PlayCount
 	{
-		public int? Id { get; set; }
+        [PrimaryKey, Column("Id"), AutoIncrement]
+		public int Id { get; set; }
 		public int? PlayCounter { get; set; }
 		public int? SongId { get; set; }
 	}

Mear/Mear/Playback/MearPlayer.cs

@@ -56,6 +56,30 @@ namespace Mear.Playback
 
 					await CrossMediaManager.Current.Play(tmpFile);
 					song.SongPath = tmpFile;
+
+                    for (var atmpt = 0;  !CrossMediaManager.Current.IsPlaying(); atmpt++)
+                    {
+                        if (atmpt == 5)
+                        {
+                            break;
+                        }
+                        await Task.Delay(500);
+                    }
+
+                    if (CrossMediaManager.Current.IsPlaying())
+                    {
+                        var plyCountRepo = new DBPlayCountRepository();
+                        var plyCount = plyCountRepo.RetrievePlayCount(song.Id);
+
+                        if (plyCount == null)
+                        {
+                            plyCountRepo.SavePlayCount(song);
+                        }
+                        else
+                        {
+                            plyCountRepo.UpdatePlayCount(song);
+                        }
+                    }
 				}
 
 				return song;
@@ -74,6 +98,21 @@ namespace Mear.Playback
 				var songPath = song.SongPath;
 
 				await CrossMediaManager.Current.Play(songPath);
+
+                if (CrossMediaManager.Current.IsPlaying())
+                {
+                    var plyCountRepo = new DBPlayCountRepository();
+                    var plyCount = plyCountRepo.RetrievePlayCount(song.Id);
+
+                    if (plyCount == null)
+                    {
+                        plyCountRepo.SavePlayCount(song);
+                    }
+                    else
+                    {
+                        plyCountRepo.UpdatePlayCount(song);
+                    }
+                }
 			}
 			catch (Exception ex)
 			{

Mear/Mear/Repositories/Database/DBPlayCountRepository.cs

@@ -0,0 +1,96 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using Mear.Models;
+
+namespace Mear.Repositories.Database
+{
+    public class DBPlayCountRepository : DBRepository
+    {
+        #region Fields
+        #endregion
+
+
+        #region Properties
+        #endregion
+
+
+        #region Constructors
+        public DBPlayCountRepository()
+        {
+            Initialize();
+        }
+        #endregion
+
+
+        #region Methods
+        public PlayCount RetrievePlayCount(int songId)
+        {
+            try
+            {
+                if (DoesTableExist("PlayCount"))
+                {
+                    var playCount = _Db.Table<PlayCount>()
+                        .Where(p => p.SongId==songId).First();
+
+                    if (playCount != null)
+                    {
+                        return playCount;
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                var msg = ex.Message;
+            }
+
+            return null;
+        }
+
+        public void SavePlayCount(Song song)
+        {
+            try
+            {
+                if (!DoesTableExist("PlayCount"))
+                {
+                    _Db.CreateTable<PlayCount>();
+                }
+                var playCount = new PlayCount
+                {
+                    PlayCounter = 1,
+                    SongId = song.Id
+                };
+
+                _Db.Insert(playCount);
+            }
+            catch (Exception ex)
+            {
+                var msg = ex.Message;
+            }
+        }
+        public void UpdatePlayCount(Song song)
+        {
+            try
+            {
+                if (DoesTableExist("PlayCount"))
+                {
+                    var songId = song.Id;
+                    var plyCount = RetrievePlayCount(songId);
+                    if (plyCount != null)
+                    {
+                        plyCount.PlayCounter += 1;
+
+                        _Db.Update(plyCount);
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                var msg = ex.Message;
+            }
+        }
+        #endregion
+    }
+}

Mear/Mear/Views/MearPlayerView.xaml

@@ -69,5 +69,6 @@
 		</StackLayout>
 	<ContentPage.ToolbarItems>
 		<ToolbarItem Name="Download" Order="Secondary" Priority="1" Clicked="Download_Clicked" />
+        <ToolbarItem Name="PlayCount" Order="Secondary" Priority="2" Clicked="PlayCount_Clicked" />
     </ContentPage.ToolbarItems>
 </ContentPage>

Mear/Mear/Views/MearPlayerView.xaml.cs

@@ -11,6 +11,7 @@ using Xamarin.Forms;
 using Xamarin.Forms.Xaml;
 
 using Mear.Models;
+using Mear.Repositories.Database;
 using Mear.Repositories.Remote;
 using Mear.Utilities;
 using Mear.ViewModels;
@@ -163,9 +164,19 @@ namespace Mear.Views
 			var songRepo = new RemoteSongRepository();
 			songRepo.DownloadSong(_song);
 		}
-		#endregion
+        private async void PlayCount_Clicked(object sender, EventArgs e)
+        {
+            var playCountRepo = new DBPlayCountRepository();
+            var plyCount = playCountRepo.RetrievePlayCount(_song.Id);
 
+            if (plyCount == null)
+            {
+                await DisplayAlert("Play Count", $"Song has not been played", "Ok");
+                return;
+            }
+            await DisplayAlert("PlayCount", $"Song has been played {plyCount.PlayCounter} times", "Ok");
+        }
+        #endregion
         #endregion
-
     }
 }

Mear/Mear/Views/SongView.xaml.cs

@@ -35,6 +35,7 @@ namespace Mear.Views
 		}
 		#endregion
 
+
 		#region Methods
 		#region Events
 		private async void SongListView_ItemSelected(object sender, SelectedItemChangedEventArgs e)
@@ -87,7 +88,6 @@ namespace Mear.Views
 			var songs = songRepo.RetrieveSongs();
 		}
 		#endregion
-
 		#endregion
 	}
 }