public PhotoLikeRecord FromDbItem(Dictionary <string, AttributeValue> input)
{
return(new PhotoLikeRecord
{
UserId = input.GetValue(FieldMappings.PhotoLike.UserId, value => UserId.FromDbValue(value)),
PhotoId = input.GetValue(FieldMappings.PartitionKey, value => PhotoId.FromDbValue(value)),
CreatedTime = input.GetDateTimeOffset(FieldMappings.PhotoLike.CreatedTime)
});
}
public PhotoModel FromDbItem(Dictionary <string, AttributeValue> input)
{
PhotoId photoId = input.TryGetValue(FieldMappings.Photo.PhotoId, out var photoIdValue)
? PhotoId.FromDbValue(photoIdValue.S)
: (PhotoId)Guid.Empty;
var result = new PhotoModel
{
CreatedTime = input.GetDateTimeOffset(FieldMappings.Photo.CreatedTime),
PhotoId = photoId,
ObjectKey = input.GetString(FieldMappings.Photo.ObjectKey),
State = input.GetValue(FieldMappings.Photo.State, value => (PhotoState)Enum.Parse(typeof(PhotoState), value)),
UserId = input.GetValue(FieldMappings.Photo.UserId, value => UserId.FromDbValue(value)),
UserName = input.GetString(FieldMappings.Photo.UserName),
LikeCount = input.GetInt32(FieldMappings.Photo.LikeCount),
CommentCount = input.GetInt32(FieldMappings.Photo.CommentCount),
Hashtags = input.GetList(FieldMappings.Photo.Hashtags, value => new HashtagModel {
PhotoId = photoId, Hashtag = value
})
};
if (input.TryGetValue(FieldMappings.Photo.RawText, out var rawCommentValue))
{
result.RawText = rawCommentValue.S;
}
if (input.TryGetValue(FieldMappings.Photo.Score, out var scoreValue))
{
result.Score = double.Parse(scoreValue.N);
}
if (input.TryGetValue(FieldMappings.Photo.Sizes, out var sizeValues))
{
result.Sizes = sizeValues.L.Select(value =>
{
int width;
int height;
if (!value.M.TryGetValue("Width", out var widthValue) || !int.TryParse(widthValue.S, out width))
{
throw new Exception($"Failed to parse '{widthValue.S}' as a Size Width");
}
if (!value.M.TryGetValue("Height", out var heightValue) || !int.TryParse(heightValue.S, out height))
{
throw new Exception($"Failed to parse '{heightValue.S}' as a Size Height");
}
return(new Size(width, height));
});
}
return(result);
}
public PhotoComment FromDbItem(Dictionary <string, AttributeValue> input)
{
return(new PhotoComment
{
UserId = input.GetValue(FieldMappings.PhotoComment.UserId, value => UserId.FromDbValue(value)),
PhotoId = input.GetValue(FieldMappings.PhotoComment.PhotoId, value => PhotoId.FromDbValue(value)),
UserName = input.GetString(FieldMappings.PhotoComment.UserName),
CreatedTime = input.GetDateTimeOffset(FieldMappings.PhotoComment.CreatedTime),
Text = input.GetString(FieldMappings.PhotoComment.Text)
});
}
public UserModel FromDbItem(Dictionary <string, AttributeValue> input)
{
var result = new UserModel
{
CreatedTime = DateTimeOffset.ParseExact(input[FieldMappings.User.CreatedTime].S, new[] { Constants.DateTimeFormat, Constants.DateTimeFormatWithMilliseconds }, null, DateTimeStyles.None),
Email = input[FieldMappings.User.Email].S,
Id = UserId.FromDbValue(input[FieldMappings.User.Id].S),
Name = input[FieldMappings.User.Name].S
};
if (input.TryGetValue(FieldMappings.User.OnlineProfiles, out var onlineProfiles))
{
result.OnlineProfiles = onlineProfiles.L.Select(x => new OnlineProfile
{
Profile = x.M["Profile"].S,
Type = Enum.TryParse <OnlineProfileType>(x.M["Type"].S, out var profileType) ? profileType : OnlineProfileType.Undefined
});
