public override bool Rollback()
{
if (string.IsNullOrEmpty(_destinationFile))
{
return(true);
}
if (!File.Exists(_backupFile))
{
return(false);
}
// Copy the backup copy back to its original position
if (File.Exists(_destinationFile))
{
if (FileSystem.AreFileContentsEqual(_backupFile, _destinationFile))
{
return(true);
}
File.Delete(_destinationFile);
}
File.Copy(_backupFile, _destinationFile, true);
return(true);
}
private List <GameField> GetDisplayDiffFields(Game oldGame, ComparableMetadatGameData newGame)
{
var diffFields = new List <GameField>();
void checkListChanged <T>(List <T> oldData, List <T> newData, GameField field) where T : DatabaseObject
{
if (!oldData.HasItems() && newData.HasItems())
{
diffFields.Add(field);
return;
}
if (newData.HasItems() && oldData.HasItems() && !oldData.Select(a => a.Id).IsListEqual(newData.Select(b => b.Id)))
{
diffFields.Add(field);
}
}
//void checkItemChanged<T>(T source, string other, GameField field) where T : DatabaseObject
//{
// if (!other.IsNullOrEmpty())
// {
// if (source != null && !string.Equals(source.Name, other, StringComparison.OrdinalIgnoreCase))
// {
// diffFields.Add(field);
// }
// }
//}
if (!newGame.Name.IsNullOrEmpty())
{
if (!oldGame.Name.IsNullOrEmpty() && !string.Equals(oldGame.Name, newGame.Name, StringComparison.OrdinalIgnoreCase))
{
diffFields.Add(GameField.Name);
}
}
if (!newGame.Description.IsNullOrEmpty())
{
if (!oldGame.Description.IsNullOrEmpty() && !string.Equals(oldGame.Description, newGame.Description, StringComparison.Ordinal))
{
diffFields.Add(GameField.Description);
}
}
checkListChanged(oldGame.AgeRatings, newGame.AgeRatings, GameField.AgeRatings);
checkListChanged(oldGame.Regions, newGame.Regions, GameField.Regions);
checkListChanged(oldGame.Series, newGame.Series, GameField.Series);
checkListChanged(oldGame.Platforms, newGame.Platforms, GameField.Platforms);
checkListChanged(oldGame.Developers, newGame.Developers, GameField.Developers);
checkListChanged(oldGame.Publishers, newGame.Publishers, GameField.Publishers);
checkListChanged(oldGame.Genres, newGame.Genres, GameField.Genres);
checkListChanged(oldGame.Tags, newGame.Tags, GameField.Tags);
checkListChanged(oldGame.Features, newGame.Features, GameField.Features);
if (newGame.ReleaseDate != null)
{
if (oldGame.ReleaseDate != null && oldGame.ReleaseDate != newGame.ReleaseDate)
{
diffFields.Add(GameField.ReleaseDate);
}
}
if (newGame.Links.HasItems())
{
if (oldGame.Links.HasItems() && !oldGame.Links.IsListEqualExact(newGame.Links))
{
diffFields.Add(GameField.Links);
}
}
if (newGame.CriticScore != null)
{
if (oldGame.CriticScore != null && oldGame.CriticScore != newGame.CriticScore)
{
diffFields.Add(GameField.CriticScore);
}
}
if (newGame.CommunityScore != null)
{
if (oldGame.CommunityScore != null && oldGame.CommunityScore != newGame.CommunityScore)
{
diffFields.Add(GameField.CommunityScore);
}
}
if (newGame.Icon != null && !oldGame.Icon.IsNullOrEmpty())
{
var newIcon = ProcessMetadataFile(newGame.Icon, tempIconFileName);
if (newIcon != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.Icon);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newIcon, currentPath))
{
newGame.Icon = new MetadataFile(newIcon);
diffFields.Add(GameField.Icon);
}
else
{
newGame.Icon = null;
}
}
else
{
newGame.Icon = null;
}
}
if (newGame.CoverImage != null && !oldGame.CoverImage.IsNullOrEmpty())
{
var newCover = ProcessMetadataFile(newGame.CoverImage, tempCoverFileName);
if (newCover != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.CoverImage);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newCover, currentPath))
{
newGame.CoverImage = new MetadataFile(newCover);
diffFields.Add(GameField.CoverImage);
}
else
{
newGame.CoverImage = null;
}
}
else
{
newGame.CoverImage = null;
}
}
if (newGame.BackgroundImage != null && !oldGame.BackgroundImage.IsNullOrEmpty())
{
var newBack = ProcessMetadataFile(newGame.BackgroundImage, tempBackgroundFileName);
if (newBack != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.BackgroundImage);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newBack, currentPath))
{
newGame.BackgroundImage = new MetadataFile(newBack);
diffFields.Add(GameField.BackgroundImage);
}
else
{
newGame.BackgroundImage = null;
}
}
else
{
newGame.BackgroundImage = null;
}
}
return(diffFields);
}
private List <GameField> GetDisplayDiffFields(Game testGame, GameMetadata metadata)
{
var diffFields = new List <GameField>();
var newInfo = metadata.GameInfo;
void checkListChanged <T>(List <T> source, List <string> other, GameField field) where T : DatabaseObject
{
if (other.HasNonEmptyItems())
{
if (source.HasItems() && !source.Select(a => a.Name).IsListEqual(other, new GameFieldComparer()))
{
diffFields.Add(field);
}
}
}
void checkItemChanged <T>(T source, string other, GameField field) where T : DatabaseObject
{
if (!other.IsNullOrEmpty())
{
if (source != null && !string.Equals(source.Name, other, StringComparison.OrdinalIgnoreCase))
{
diffFields.Add(field);
}
}
}
if (!newInfo.Name.IsNullOrEmpty())
{
if (!testGame.Name.IsNullOrEmpty() && !string.Equals(testGame.Name, newInfo.Name, StringComparison.OrdinalIgnoreCase))
{
diffFields.Add(GameField.Name);
}
}
if (!newInfo.Description.IsNullOrEmpty())
{
if (!testGame.Description.IsNullOrEmpty() && !string.Equals(testGame.Description, newInfo.Description, StringComparison.Ordinal))
{
diffFields.Add(GameField.Description);
}
}
checkItemChanged(testGame.AgeRating, newInfo.AgeRating, GameField.AgeRating);
checkItemChanged(testGame.Region, newInfo.Region, GameField.Region);
checkItemChanged(testGame.Series, newInfo.Series, GameField.Series);
checkItemChanged(testGame.Platform, newInfo.Platform, GameField.Platform);
checkListChanged(testGame.Developers, newInfo.Developers, GameField.Developers);
checkListChanged(testGame.Publishers, newInfo.Publishers, GameField.Publishers);
checkListChanged(testGame.Genres, newInfo.Genres, GameField.Genres);
checkListChanged(testGame.Tags, newInfo.Tags, GameField.Tags);
checkListChanged(testGame.Features, newInfo.Features, GameField.Features);
if (newInfo.ReleaseDate != null)
{
if (testGame.ReleaseDate != null && testGame.ReleaseDate != newInfo.ReleaseDate)
{
diffFields.Add(GameField.ReleaseDate);
}
}
if (newInfo.Links.HasItems())
{
if (testGame.Links.HasItems() && !testGame.Links.IsListEqualExact(newInfo.Links))
{
diffFields.Add(GameField.Links);
}
}
if (newInfo.CriticScore != null)
{
if (testGame.CriticScore != null && testGame.CriticScore != newInfo.CriticScore)
{
diffFields.Add(GameField.CriticScore);
}
}
if (newInfo.CommunityScore != null)
{
if (testGame.CommunityScore != null && testGame.CommunityScore != newInfo.CommunityScore)
{
diffFields.Add(GameField.CommunityScore);
}
}
if (metadata.Icon != null && !testGame.Icon.IsNullOrEmpty())
{
var newIcon = ProcessMetadataFile(metadata.Icon, tempIconFileName);
if (newIcon != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.Icon);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newIcon, currentPath))
{
metadata.Icon = new MetadataFile(newIcon);
diffFields.Add(GameField.Icon);
}
else
{
metadata.Icon = null;
}
}
else
{
metadata.Icon = null;
}
}
if (metadata.CoverImage != null && !testGame.CoverImage.IsNullOrEmpty())
{
var newCover = ProcessMetadataFile(metadata.CoverImage, tempCoverFileName);
if (newCover != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.CoverImage);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newCover, currentPath))
{
metadata.CoverImage = new MetadataFile(newCover);
diffFields.Add(GameField.CoverImage);
}
else
{
metadata.CoverImage = null;
}
}
else
{
metadata.CoverImage = null;
}
}
if (metadata.BackgroundImage != null && !testGame.BackgroundImage.IsNullOrEmpty())
{
var newBack = ProcessMetadataFile(metadata.BackgroundImage, tempBackgroundFileName);
if (newBack != null)
{
var currentPath = ImageSourceManager.GetImagePath(EditingGame.BackgroundImage);
if (currentPath.IsNullOrEmpty() ||
!File.Exists(currentPath) ||
!FileSystem.AreFileContentsEqual(newBack, currentPath))
{
metadata.BackgroundImage = new MetadataFile(newBack);
diffFields.Add(GameField.BackgroundImage);
}
else
{
metadata.BackgroundImage = null;
}
}
else
{
metadata.BackgroundImage = null;
}
}
return(diffFields);
}