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BaseballStat.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace cleLI
{
static class BaseballStat
{
// A static class with a static method for calculating a Leverage Index value given a game state argument
// Based on Tom Tango's calculations: http://www.insidethebook.com/li.shtml
// TODO: refactor this into a series of compound arrays, rather than the (admittedly quite gross) series of nested conditionals it is right now
static public double LeverageIndex(Tuple<bool, int, int> inning, Tuple<bool, bool, bool> baseState, int runDeltaHome)
{
double leverageIndex = 0.0;
switch (inning.Item2)
{
case 1:
// Top 1st
if (inning.Item1)
{
switch (inning.Item3)
{
case 0:
if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.4;
break;
case -3:
leverageIndex = 0.6;
break;
case -2:
leverageIndex = 0.7;
break;
case -1:
leverageIndex = 0.8;
break;
case 0:
leverageIndex = 0.9;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.7;
break;
case -3:
leverageIndex = 0.9;
break;
case -2:
leverageIndex = 1.1;
break;
case -1:
leverageIndex = 1.3;
break;
case 0:
leverageIndex = 1.4;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.7;
break;
case -2:
leverageIndex = 0.9;
break;
case -1:
leverageIndex = 1.0;
break;
case 0:
leverageIndex = 1.2;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.5;
break;
case -3:
leverageIndex = 0.6;
break;
case -2:
leverageIndex = 0.8;
break;
case -1:
leverageIndex = 0.9;
break;
case 0:
leverageIndex = 1.0;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.8;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.3;
break;
case -1:
leverageIndex = 1.6;
break;
case 0:
leverageIndex = 1.8;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.8;
break;
case -2:
leverageIndex = 1.1;
break;
case -1:
leverageIndex = 1.3;
break;
case 0:
leverageIndex = 1.5;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.8;
break;
case -2:
leverageIndex = 1.0;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.3;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.8;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.4;
break;
case -1:
leverageIndex = 1.7;
break;
case 0:
leverageIndex = 2.0;
break;
default:
break;
}
}
break;
case 1:
if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.3;
break;
case -3:
leverageIndex = 0.4;
break;
case -2:
leverageIndex = 0.5;
break;
case -1:
leverageIndex = 0.6;
break;
case 0:
leverageIndex = 0.6;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.7;
break;
case -2:
leverageIndex = 0.9;
break;
case -1:
leverageIndex = 1.0;
break;
case 0:
leverageIndex = 1.1;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.8;
break;
case -2:
leverageIndex = 0.9;
break;
case -1:
leverageIndex = 1.1;
break;
case 0:
leverageIndex = 1.2;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.7;
break;
case -3:
leverageIndex = 0.9;
break;
case -2:
leverageIndex = 1.0;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.3;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.9;
break;
case -3:
leverageIndex = 1.2;
break;
case -2:
leverageIndex = 1.5;
break;
case -1:
leverageIndex = 1.7;
break;
case 0:
leverageIndex = 1.9;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.9;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.3;
break;
case -1:
leverageIndex = 1.6;
break;
case 0:
leverageIndex = 1.7;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.7;
break;
case -3:
leverageIndex = 0.9;
break;
case -2:
leverageIndex = 1.1;
break;
case -1:
leverageIndex = 1.3;
break;
case 0:
leverageIndex = 1.4;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.1;
break;
case -3:
leverageIndex = 1.5;
break;
case -2:
leverageIndex = 1.8;
break;
case -1:
leverageIndex = 2.1;
break;
case 0:
leverageIndex = 2.4;
break;
default:
break;
}
}
break;
case 2:
if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.2;
break;
case -3:
leverageIndex = 0.3;
break;
case -2:
leverageIndex = 0.3;
break;
case -1:
leverageIndex = 0.4;
break;
case 0:
leverageIndex = 0.4;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.4;
break;
case -3:
leverageIndex = 0.5;
break;
case -2:
leverageIndex = 0.6;
break;
case -1:
leverageIndex = 0.7;
break;
case 0:
leverageIndex = 0.8;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.6;
break;
case -3:
leverageIndex = 0.7;
break;
case -2:
leverageIndex = 0.9;
break;
case -1:
leverageIndex = 1.0;
break;
case 0:
leverageIndex = 1.1;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.7;
break;
case -3:
leverageIndex = 0.9;
break;
case -2:
leverageIndex = 1.0;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.3;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.8;
break;
case -3:
leverageIndex = 1.0;
break;
case -2:
leverageIndex = 1.3;
break;
case -1:
leverageIndex = 1.5;
break;
case 0:
leverageIndex = 1.6;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.9;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.4;
break;
case -1:
leverageIndex = 1.6;
break;
case 0:
leverageIndex = 1.7;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.0;
break;
case -3:
leverageIndex = 1.2;
break;
case -2:
leverageIndex = 1.5;
break;
case -1:
leverageIndex = 1.7;
break;
case 0:
leverageIndex = 1.9;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.4;
break;
case -3:
leverageIndex = 1.8;
break;
case -2:
leverageIndex = 2.1;
break;
case -1:
leverageIndex = 2.5;
break;
case 0:
leverageIndex = 2.7;
break;
default:
break;
}
}
break;
default:
break;
}
}
/// Bottom 1st
else
{
switch (inning.Item3)
{
case 0:
if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.7;
break;
case -3:
leverageIndex = 0.8;
break;
case -2:
leverageIndex = 0.9;
break;
case -1:
leverageIndex = 0.9;
break;
case 0:
leverageIndex = 0.9;
break;
case 1:
leverageIndex = 0.8;
break;
case 2:
leverageIndex = 0.6;
break;
case 3:
leverageIndex = 0.5;
break;
case 4:
leverageIndex = 0.4;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.2;
break;
case -3:
leverageIndex = 1.4;
break;
case -2:
leverageIndex = 1.5;
break;
case -1:
leverageIndex = 1.5;
break;
case 0:
leverageIndex = 1.4;
break;
case 1:
leverageIndex = 1.2;
break;
case 2:
leverageIndex = 1.0;
break;
case 3:
leverageIndex = 0.8;
break;
case 4:
leverageIndex = 0.6;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.1;
break;
case -3:
leverageIndex = 1.2;
break;
case -2:
leverageIndex = 1.3;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.1;
break;
case 1:
leverageIndex = 1.0;
break;
case 2:
leverageIndex = 0.8;
break;
case 3:
leverageIndex = 0.6;
break;
case 4:
leverageIndex = 0.5;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.0;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.1;
break;
case -1:
leverageIndex = 1.1;
break;
case 0:
leverageIndex = 1.0;
break;
case 1:
leverageIndex = 0.8;
break;
case 2:
leverageIndex = 0.7;
break;
case 3:
leverageIndex = 0.5;
break;
case 4:
leverageIndex = 0.4;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.7;
break;
case -3:
leverageIndex = 1.9;
break;
case -2:
leverageIndex = 2.0;
break;
case -1:
leverageIndex = 1.9;
break;
case 0:
leverageIndex = 1.7;
break;
case 1:
leverageIndex = 1.5;
break;
case 2:
leverageIndex = 1.2;
break;
case 3:
leverageIndex = 0.9;
break;
case 4:
leverageIndex = 0.7;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.6;
break;
case -3:
leverageIndex = 1.7;
break;
case -2:
leverageIndex = 1.7;
break;
case -1:
leverageIndex = 1.6;
break;
case 0:
leverageIndex = 1.4;
break;
case 1:
leverageIndex = 1.2;
break;
case 2:
leverageIndex = 1.0;
break;
case 3:
leverageIndex = 0.7;
break;
case 4:
leverageIndex = 0.5;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.4;
break;
case -3:
leverageIndex = 1.5;
break;
case -2:
leverageIndex = 1.5;
break;
case -1:
leverageIndex = 1.4;
break;
case 0:
leverageIndex = 1.3;
break;
case 1:
leverageIndex = 1.1;
break;
case 2:
leverageIndex = 0.9;
break;
case 3:
leverageIndex = 0.7;
break;
case 4:
leverageIndex = 0.5;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == true && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 2.2;
break;
case -3:
leverageIndex = 2.3;
break;
case -2:
leverageIndex = 2.3;
break;
case -1:
leverageIndex = 2.1;
break;
case 0:
leverageIndex = 1.9;
break;
case 1:
leverageIndex = 1.6;
break;
case 2:
leverageIndex = 1.2;
break;
case 3:
leverageIndex = 0.9;
break;
case 4:
leverageIndex = 0.7;
break;
default:
break;
}
}
break;
case 1:
if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 0.5;
break;
case -3:
leverageIndex = 0.6;
break;
case -2:
leverageIndex = 0.6;
break;
case -1:
leverageIndex = 0.7;
break;
case 0:
leverageIndex = 0.6;
break;
case 1:
leverageIndex = 0.6;
break;
case 2:
leverageIndex = 0.5;
break;
case 3:
leverageIndex = 0.4;
break;
case 4:
leverageIndex = 0.3;
break;
default:
break;
}
}
else if (baseState.Item1 == true && baseState.Item2 == false && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.0;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.2;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.1;
break;
case 1:
leverageIndex = 1.0;
break;
case 2:
leverageIndex = 0.8;
break;
case 3:
leverageIndex = 0.7;
break;
case 4:
leverageIndex = 0.5;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == true && baseState.Item3 == false)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.0;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.2;
break;
case -1:
leverageIndex = 1.2;
break;
case 0:
leverageIndex = 1.2;
break;
case 1:
leverageIndex = 1.0;
break;
case 2:
leverageIndex = 0.9;
break;
case 3:
leverageIndex = 0.7;
break;
case 4:
leverageIndex = 0.5;
break;
default:
break;
}
}
else if (baseState.Item1 == false && baseState.Item2 == false && baseState.Item3 == true)
{
switch (runDeltaHome)
{
case -4:
leverageIndex = 1.0;
break;
case -3:
leverageIndex = 1.1;
break;
case -2:
leverageIndex = 1.3;
break;
case -1:
leverageIndex = 1.3;
break;
case 0:
leverageIndex = 1.3;