/// <summary>
/// Adds a stat modifier
/// </summary>
/// <param name="statModType">The type of stat modifier to add</param>
/// <param name="amount">The flat Amount the stat is modified by</param>
/// <param name="percentage">The amount in percentage the stat should be modified by</param>
public void AddModifier(StatModTypes statModType, int amount, float percentage)
{
if (StatsModified.ContainsKey(statModType))
{
StatsModified[statModType].Add(new StatMod(amount, percentage));
}
else
{
StatsModified.Add(statModType, new List <StatMod>()
{
new StatMod(amount, percentage)
});
}
TotalStats[statModType].Amount += amount;
TotalStats[statModType].Percentage += percentage;
}
/// <summary>
/// Returns the sum of all percent modifiers affecting a particular stat
/// </summary>
/// <param name="statModType">The type of stat modifier to retrieve the percentage for</param>
/// <returns>The total value of the percent modifiers affecting the stat. The base value is 1</returns>
public float SumPercentModifier(StatModTypes statModType)
{
float percentage = 1f;
if (StatsModified.ContainsKey(statModType))
{
List <StatMod> modifiers = StatsModified[statModType];
for (int i = 0; i < modifiers.Count; i++)
{
//Percentages are stacked additively
percentage += modifiers[i].Percentage;
}
}
return(percentage);
}
/// <summary>
/// Returns the sum of all flat Amount modifiers affecting a particular stat
/// </summary>
/// <param name="statModType">The type of stat modifier to retrieve the Amount for</param>
/// <returns>The total value of the Amount modifiers affecting the stat. The base value is 0</returns>
public int SumAmountModifier(StatModTypes statModType)
{
int amount = 0;
//Check if the key exists
if (StatsModified.ContainsKey(statModType))
{
List <StatMod> modifiers = StatsModified[statModType];
//Simply add all the values together
for (int i = 0; i < modifiers.Count; i++)
{
amount += modifiers[i].Amount;
}
}
return(amount);
}
/// <summary>
/// Removes a modifier with a designated percentage
/// </summary>
/// <param name="statModType">The type of the StatModifier</param>
/// <param name="amount">The percentage corresponding to a particular StatMod</param>
/// <returns>Whether the modifier was successfully found and removed or not</returns>
public bool RemoveModifierWithPercentage(StatModTypes statModType, float percentage)
{
if (StatsModified.ContainsKey(statModType))
{
List <StatMod> statMods = StatsModified[statModType];
for (int i = 0; i < statMods.Count; i++)
{
if (statMods[i].Percentage == percentage)
{
TotalStats[statModType].Percentage -= percentage;
TotalStats[statModType].Amount -= statMods[i].Amount;
statMods.RemoveAt(i);
//Debug.Log($"Removed StatMod of type {statModType} with Percentage {percentage}!");
return(true);
}
}
}
Debug.Log($"Cannot find StatMod of type {statModType} with Percentage {percentage}");
return(false);
}
/// <summary>
/// Gets the value of all percent modifiers affecting a particular stat. This method is in O(1) time
/// </summary>
/// <param name="statModType">The type of stat modifier to retrieve the percentage for</param>
/// <returns>The total value of the percent modifiers affecting the stat. The base value is 1</returns>
public float GetModifierPercent(StatModTypes statModType)
{
return(TotalStats[statModType].Percentage);
}
/// <summary>
/// Gets the value of all flat Amount modifiers affecting a particular stat. This method is in O(1) time
/// </summary>
/// <param name="statModType">The type of stat modifier to retrieve the Amount for</param>
/// <returns>The total value of the amount modifiers affecting the stat. The base value is 0</returns>
public int GetModifierAmount(StatModTypes statModType)
{
return(TotalStats[statModType].Amount);
}
