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Code Issues Projects Releases Wiki Activity

Probability factory should live within the interface

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This commit is contained in:
nossr50
2022-12-18 15:04:59 -08:00
parent 05c86f1125
commit 11cf882830
9 changed files with 102 additions and 98 deletions
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57
src/main/java/com/gmail/nossr50/util/random/Probability.java
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@@ -1,5 +1,13 @@
package com.gmail.nossr50.util.random;
import com.gmail.nossr50.datatypes.player.McMMOPlayer;
import com.gmail.nossr50.datatypes.skills.SubSkillType;
import com.gmail.nossr50.mcMMO;
import com.gmail.nossr50.util.player.UserManager;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public interface Probability {
/**
* The value of this Probability
@@ -11,4 +19,53 @@ public interface Probability {
* @return the value of probability
*/
double getValue();
static @NotNull Probability ofSubSkill(@Nullable Player player,
@NotNull SubSkillType subSkillType,
@NotNull SkillProbabilityType skillProbabilityType) {
switch (skillProbabilityType) {
case DYNAMIC_CONFIGURABLE:
double probabilityCeiling;
double xCeiling;
double xPos;
if (player != null) {
McMMOPlayer mmoPlayer = UserManager.getPlayer(player);
if(mmoPlayer != null)
xPos = mmoPlayer.getSkillLevel(subSkillType.getParentSkill());
else
xPos = 0;
} else {
xPos = 0;
}
//Probability ceiling is configurable in this type
probabilityCeiling = mcMMO.p.getAdvancedConfig().getMaximumProbability(subSkillType);
//The xCeiling is configurable in this type
xCeiling = mcMMO.p.getAdvancedConfig().getMaxBonusLevel(subSkillType);
return new ProbabilityImpl(xPos, xCeiling, probabilityCeiling);
case STATIC_CONFIGURABLE:
try {
return ofPercentageValue(getStaticRandomChance(subSkillType));
} catch (InvalidStaticChance invalidStaticChance) {
invalidStaticChance.printStackTrace();
}
default:
throw new RuntimeException("No case in switch statement for Skill Probability Type!");
}
}
static @NotNull Probability ofPercentageValue(double percentageValue) {
return new ProbabilityImpl(percentageValue / 100);
}
static double getStaticRandomChance(@NotNull SubSkillType subSkillType) throws InvalidStaticChance {
return switch (subSkillType) {
case AXES_ARMOR_IMPACT -> mcMMO.p.getAdvancedConfig().getImpactChance();
case AXES_GREATER_IMPACT -> mcMMO.p.getAdvancedConfig().getGreaterImpactChance();
case TAMING_FAST_FOOD_SERVICE -> mcMMO.p.getAdvancedConfig().getFastFoodChance();
default -> throw new InvalidStaticChance();
};
}
}

82
src/main/java/com/gmail/nossr50/util/random/ProbabilityFactory.java
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@@ -1,82 +0,0 @@
package com.gmail.nossr50.util.random;
import com.gmail.nossr50.config.AdvancedConfig;
import com.gmail.nossr50.datatypes.player.McMMOPlayer;
import com.gmail.nossr50.datatypes.skills.SubSkillType;
import com.gmail.nossr50.mcMMO;
import com.gmail.nossr50.util.player.UserManager;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class ProbabilityFactory {
public static @NotNull Probability ofPercentageValue(double percentageValue) {
return new ProbabilityImpl(probabilityFromPercent(percentageValue));
}
public static @NotNull Probability ofSubSkill(@Nullable Player player,
@NotNull SubSkillType subSkillType,
@NotNull SkillProbabilityType skillProbabilityType) {
switch (skillProbabilityType) {
case DYNAMIC_CONFIGURABLE:
double probabilityCeiling;
double xCeiling;
double xPos;
if (player != null) {
McMMOPlayer mmoPlayer = UserManager.getPlayer(player);
if(mmoPlayer != null)
xPos = mmoPlayer.getSkillLevel(subSkillType.getParentSkill());
else
xPos = 0;
} else {
xPos = 0;
}
//Probability ceiling is configurable in this type
probabilityCeiling = mcMMO.p.getAdvancedConfig().getMaximumProbability(subSkillType);
//The xCeiling is configurable in this type
xCeiling = mcMMO.p.getAdvancedConfig().getMaxBonusLevel(subSkillType);
return new ProbabilityImpl(xPos, xCeiling, probabilityCeiling);
case STATIC_CONFIGURABLE:
try {
return ofPercentageValue(getStaticRandomChance(subSkillType));
} catch (InvalidStaticChance invalidStaticChance) {
invalidStaticChance.printStackTrace();
}
default:
throw new RuntimeException("No case in switch statement for Skill Probability Type!");
}
}
/**
* Convert a probability from a percentage
* @param percentage value to convert
* @return 0 -> 1 inclusive representation of probability
*/
public static double probabilityFromPercent(double percentage) {
return percentage / 100;
}
/**
* Grabs static activation rolls for Secondary Abilities
*
* @param subSkillType The secondary ability to grab properties of
* @return The static activation roll involved in the RNG calculation
* @throws InvalidStaticChance if the skill has no defined static chance this exception will be thrown and you should know you're a naughty boy
*/
private static double getStaticRandomChance(@NotNull SubSkillType subSkillType) throws InvalidStaticChance {
switch (subSkillType) {
case AXES_ARMOR_IMPACT:
return mcMMO.p.getAdvancedConfig().getImpactChance();
case AXES_GREATER_IMPACT:
return mcMMO.p.getAdvancedConfig().getGreaterImpactChance();
case TAMING_FAST_FOOD_SERVICE:
return mcMMO.p.getAdvancedConfig().getFastFoodChance();
default:
throw new InvalidStaticChance();
}
}
}

2
src/main/java/com/gmail/nossr50/util/random/ProbabilityImpl.java
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@@ -12,7 +12,7 @@ public class ProbabilityImpl implements Probability {
*
* @param staticProbability the value to assign to this probability
*/
public ProbabilityImpl(double staticProbability) throws ValueOutOfBoundsException {
ProbabilityImpl(double staticProbability) throws ValueOutOfBoundsException {
if (staticProbability < 0) {
throw new ValueOutOfBoundsException("Value should never be negative for Probability! This suggests a coding mistake, contact the devs!");
}

6
src/main/java/com/gmail/nossr50/util/skills/SkillUtils.java
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@@ -391,7 +391,7 @@ public final class SkillUtils {
//Mutate probability
if(resultModifier != 1.0D)
probability = ProbabilityFactory.ofPercentageValue(probability.getValue() * resultModifier);
probability = Probability.ofPercentageValue(probability.getValue() * resultModifier);
//Luck
boolean isLucky = Permissions.lucky(player, subSkillType.getParentSkill());
@@ -414,7 +414,7 @@ public final class SkillUtils {
*/
public static boolean isStaticSkillRNGSuccessful(@NotNull PrimarySkillType primarySkillType, @Nullable Player player, double probabilityPercentage) {
//Grab a probability converted from a "percentage" value
Probability probability = ProbabilityFactory.ofPercentageValue(probabilityPercentage);
Probability probability = Probability.ofPercentageValue(probabilityPercentage);
return isStaticSkillRNGSuccessful(primarySkillType, player, probability);
}
@@ -463,7 +463,7 @@ public final class SkillUtils {
if(subSkillType == SubSkillType.TAMING_FAST_FOOD_SERVICE || subSkillType == SubSkillType.AXES_ARMOR_IMPACT || subSkillType == SubSkillType.AXES_GREATER_IMPACT)
skillProbabilityType = SkillProbabilityType.STATIC_CONFIGURABLE;
return ProbabilityFactory.ofSubSkill(player, subSkillType, skillProbabilityType);
return Probability.ofSubSkill(player, subSkillType, skillProbabilityType);
}
public static @NotNull String[] getRNGDisplayValues(@NotNull Player player, @NotNull SubSkillType subSkill) {