//simple approach for initial team building :: evaluation based on transfers in/out and ownership (collective intelligence)
public double EvaluatePlayerByTransfersAndOwnership(FplPlayer player)
{
var transferDifferential = (player.TransfersInEvent > player.TransfersOutEvent) ? (1 - (1 / EvaluateTransferDifferential(player))) : (EvaluateTransferDifferential(player) - 1);
var ownershipMultiplier = 1 - 1 / player.OwnershipPercentage;
return((transferDifferential * 0.75) + (ownershipMultiplier * 0.25));
}
public async Task <int> GetTeamId()
{
HttpClientHandler handler = new HttpClientHandler();
var response = await _httpClient.GetAuthAsync(CreateHandler(handler), "me/");
response.EnsureSuccessStatusCode();
var content = await response.Content.ReadAsStringAsync();
//if teamId not found from api call
if (JObject.Parse(content).SelectToken("player").Type == JTokenType.Null)
{
return(0);
}
var userDetailsJson = AllChildren(JObject.Parse(content))
.First(c => c.Type == JTokenType.Object && c.Path.Contains("player"));
FplPlayer fplPlayer = new FplPlayer();
fplPlayer = userDetailsJson.ToObject <FplPlayer>();
string cookie = Request.Cookies["teamId"];
if (cookie == null)
{
SetCookie("teamId", fplPlayer.entry.ToString(), null);
}
return(fplPlayer.entry);
//return 666471;
}
public void IsSquadValid_ShouldReturnTrue_WhereNumberOfPlayersFromTeamIsLessThanThreeAndCostIsWithinRange()
{
// Arrange
var mockFplPlayer = new FplPlayer();
mockFplPlayer.NowCost = 330;
mockFplPlayer.TeamId = 10;
var squad = new Dictionary <FplPlayerPosition, List <EvaluatedFplPlayer> > {
{
FplPlayerPosition.Forward,
new List <EvaluatedFplPlayer>
{
new EvaluatedFplPlayer(mockFplPlayer, 0.01),
new EvaluatedFplPlayer(mockFplPlayer, 0.01),
new EvaluatedFplPlayer(mockFplPlayer, 0.01)
}
}
};
// Act
var result = _sut.IsValidSquad(squad);
// Assert
Assert.True(result);
}
public void IsSquadValid_ShouldReturnFalse_WhereNumberOfPlayersFromTeamIsGreaterThanMaxPlayersPerTeam()
{
// Arrange
var mockFplPlayer = new FplPlayer();
mockFplPlayer.NowCost = 250;
mockFplPlayer.TeamId = 10;
var squad = new Dictionary <FplPlayerPosition, List <EvaluatedFplPlayer> > {
{
FplPlayerPosition.Forward,
new List <EvaluatedFplPlayer>
{
new EvaluatedFplPlayer(mockFplPlayer, 0.01),
new EvaluatedFplPlayer(mockFplPlayer, 0.01),
new EvaluatedFplPlayer(mockFplPlayer, 0.01),
new EvaluatedFplPlayer(mockFplPlayer, 0.01)
}
}
};
// Act
var result = _sut.IsValidSquad(squad);
// Assert
Assert.False(result);
}
private static PropertyInfo[] GetKeyProperties(this FplPlayer player)
{
var keyProperties = new List <string>()
{
"FirstName", "SecondName", "TotalPoints", "NowCost", "ValueSeason", "EpNext"
};
return(player.GetType().GetProperties().Where(p => keyProperties.Contains(p.Name.ToString())).ToArray());
}
public static string GetPartialPlayerString(this FplPlayer player)
{
var properties = player.GetKeyProperties();
var sb = new StringBuilder();
foreach (var info in properties)
{
var value = info.GetValue(player, null) ?? "(null)";
sb.AppendLine(info.Name + ": " + value.ToString());
}
return(sb.ToString());
}
public void IsSquadValid_ShouldReturnFalse_WhereTotalCostOfPlayersIsNotWithinRange(int totalSquadCost)
{
// Arrange
var mockFplPlayer = new FplPlayer();
mockFplPlayer.NowCost = totalSquadCost;
mockFplPlayer.TeamId = 10;
var squad = new Dictionary <FplPlayerPosition, List <EvaluatedFplPlayer> > {
{
FplPlayerPosition.Forward,
new List <EvaluatedFplPlayer>
{
new EvaluatedFplPlayer(mockFplPlayer, 0.01)
}
}
};
// Act
var result = _sut.IsValidSquad(squad);
// Assert
Assert.False(result);
}
private double EvaluateTransferDifferential(FplPlayer player)
{
return((double)(player.TransfersInEvent + 1) / (player.TransfersOutEvent + 1));
}
public EvaluatedFplPlayer(FplPlayer playerInfo, double evaluation)
{
PlayerInfo = playerInfo;
Evaluation = evaluation;
}
