private void PrevButton_Click(object sender, RoutedEventArgs e)
{
if (releaseCurrentPage != 0)
{
releaseCurrentPage--;
releaseStack.Children.Clear();
int masterSearchCount = 0;
if (releaseCurrentPage < (masterResultSize) / 20 - 1)
{
using (var cursor = discogsDatabase.GetCollection <BsonDocument>("masters").Find(masterSearchFilter).Skip(releaseCurrentPage * 20).Limit(20).ToCursor())
{
while (cursor.MoveNext())
{
foreach (var doc in cursor.Current)
{
Master currentMaster = new Master(doc, HelperStructs.ParentNode.Master, discogsDatabase);
var list = new MasterListView(currentMaster, discogsDatabase);
releaseStack.Children.Add(list);
masterSearchCount++;
}
}
}
}
//Search for Releases released by this artist:
if (masterSearchCount < 20)
{
using (var cursor = discogsDatabase.GetCollection <BsonDocument>("releases").Find(releaseSearchFilter).
Skip(Convert.ToInt32(releaseCurrentPage - (masterResultSize) / 20 + 1) * 20).Limit(20 - masterSearchCount).ToCursor())
{
while (cursor.MoveNext())
{
foreach (var doc in cursor.Current)
{
Release currentMaster = new Release(doc, HelperStructs.ParentNode.Release, discogsDatabase);
var list = new ReleaseListView(currentMaster, discogsDatabase);
releaseStack.Children.Add(list);
}
}
}
}
if (releaseResultSize + masterResultSize < 20)
{
PageStatus.Text = String.Format($"Showing {releaseCurrentPage * 20 + 1} - {releaseResultSize + masterResultSize} of {releaseResultSize + masterResultSize}");
}
else
{
PageStatus.Text = String.Format($"Showing {releaseCurrentPage * 20 + 1} - {releaseCurrentPage * 20 + 20} of {releaseResultSize + masterResultSize}");
}
}
}
/// <summary>
/// Constructs a view for an individual artist.
/// </summary>
/// <param name="artist"></param>
/// <param name="discogsDatabase"></param>
public ArtistWindowView(Artist artist, IMongoDatabase discogsDatabase)
{
InitializeComponent();
this.Title = artist.Name;
this.artist = artist;
this.discogsDatabase = discogsDatabase;
/////////
var artistJoinFilter = Builders <BsonDocument> .Filter.Eq("artistJoins.artist_id", artist.Id.ToString());
var extraArtistFilter = Builders <BsonDocument> .Filter.Eq("extraartists.artist_id", artist.Id.ToString());
var ArtistsFilter = Builders <BsonDocument> .Filter.Eq("artists", artist.Name);
var ArtistFilter = Builders <BsonDocument> .Filter.Eq("l_artist", artist.Name.ToLower());
masterSearchFilter = artistJoinFilter | extraArtistFilter | ArtistsFilter | ArtistFilter;
/////////
var releaseSearch = Builders <BsonDocument> .Filter.Eq("master_id", 0);
var releaseSearch2 = Builders <BsonDocument> .Filter.Eq("master_id", "0");
releaseSearchFilter = (artistJoinFilter | extraArtistFilter) & (releaseSearch | releaseSearch2);
//////////
artistName.Text = artist.Name;
profile.Text = "Profile: " + artist.Profile;
///////
nameVariations.Text = helperMethods.listOutput <string>("Name Variations:", artist.NameVariations);
///////////
Uris.Text = helperMethods.listOutput <Uri>("URLs:", artist.Urls);
///////////
aliases.Text = helperMethods.listOutput <string>("Aliases:", artist.Aliases);
////////////
if (artist.Members.Count == 0)
{
members.Text = helperMethods.listOutput <string>("Groups:", artist.Groups);
}
else
{
members.Text = helperMethods.listOutput <string>("Members:", artist.Members);
}
///////////
dataQuality.Text = "Data Quality: " + artist.DataQuality;
///////////
lastUpdated.Text = "Last Updated: " + artist.LastUpdated;
///////////
realName.Text = "Real Name: " + artist.RealName;
//Search for Masters and Releases:
//Search for all Masters released by this artist:
int masterSearchCount = 0;
using (var cursor = discogsDatabase.GetCollection <BsonDocument>("masters").Find(masterSearchFilter).Limit(20).ToCursor())
{
while (cursor.MoveNext())
{
foreach (var doc in cursor.Current)
{
Master currentMaster = new Master(doc, HelperStructs.ParentNode.Master, discogsDatabase);
var list = new MasterListView(currentMaster, discogsDatabase);
releaseStack.Children.Add(list);
masterSearchCount++;
}
}
}
//Search for Releases released by this artist:
if (masterSearchCount < 20)
{
using (var cursor = discogsDatabase.GetCollection <BsonDocument>("releases").Find(releaseSearchFilter).Limit(20 - masterSearchCount).ToCursor())
{
while (cursor.MoveNext())
{
foreach (var doc in cursor.Current)
{
Release currentMaster = new Release(doc, HelperStructs.ParentNode.Release, discogsDatabase);
var list = new ReleaseListView(currentMaster, discogsDatabase);
releaseStack.Children.Add(list);
}
}
}
}
masterResultSize = discogsDatabase.GetCollection <BsonDocument>("masters").Find(masterSearchFilter).Count();
releaseResultSize = discogsDatabase.GetCollection <BsonDocument>("releases").Find(releaseSearchFilter).Count();
if (releaseResultSize + masterResultSize < 20)
{
PageStatus.Text = String.Format($"Showing {releaseCurrentPage * 20 + 1} - {releaseResultSize + masterResultSize} of {releaseResultSize + masterResultSize}");
}
else
{
PageStatus.Text = String.Format($"Showing {releaseCurrentPage * 20 + 1} - {releaseCurrentPage * 20 + 20} of {releaseResultSize + masterResultSize}");
}
}