private IEnumerable <string> GetUserFeed(Entities.Twitterer user)
{
var feedData = new List <Tweet>();
feedData.AddRange(user.Tweets);
foreach (var follows in user.Follows)
{
var followUser = Users.FirstOrDefault(c => c.Name == follows);
if (followUser != null)
{
feedData.AddRange(followUser.Tweets);
}
}
var sorted = feedData.OrderBy(o => o.Sequence).ToList();
return(sorted.Select(x => x.Message).ToList());
}
private void LoadUsers(StreamReader srUser)
{
var userDataRaw = srUser.ReadToEnd();
var lines = userDataRaw.Split(
new[] { "\r\n", "\r", "\n" },
StringSplitOptions.RemoveEmptyEntries
).ToList();
lines = lines.Where(s => !string.IsNullOrWhiteSpace(s)).Distinct().ToList();
foreach (var line in lines)
{
var fileLineData = line.Split(
new[] { " follows " },
StringSplitOptions.None
).ToList();
var userName = fileLineData[0];
fileLineData.Remove(fileLineData[0]);
var lineData = string.Join(" follows ", fileLineData.ToArray());
var user = Users.FirstOrDefault(c => c.Name == userName);
var follows = lineData.Split(
new[] { "," },
StringSplitOptions.None
).ToList();
follows = follows.Select(s => s.Trim()).ToList();
if (user != null)
{
user.Follows.AddRange(follows);
}
else
{
user = new Entities.Twitterer
{
Name = userName,
Follows = follows,
Tweets = new List <Tweet>()
};
Users.Add(user);
}
user.Follows = user.Follows.Distinct().ToList();
foreach (var follower in follows)
{
var followUser = Users.FirstOrDefault(c => c.Name == follower);
if (followUser != null)
{
continue;
}
followUser = new Entities.Twitterer
{
Name = follower,
Follows = new List <string>(),
Tweets = new List <Tweet>()
};
Users.Add(followUser);
}
}
}