Files
BetterFoliage/src/main/java/mods/betterfoliage/common/config/ConfigBase.java
2014-08-11 01:38:35 +02:00

138 lines
4.7 KiB
Java

package mods.betterfoliage.common.config;
import java.io.File;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.lang.reflect.Field;
import net.minecraftforge.common.config.Configuration;
import net.minecraftforge.common.config.Property;
/** Config base class using annotations
* @author octarine-noise
*/
public class ConfigBase {
/** Annotates a field linked to a config file property
* @author octarine-noise
*/
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.RUNTIME)
public static @interface CfgElement {
String category();
String key();
String comment() default "";
}
/** Declares a min/max limit on another field
* @author octarine-noise
*/
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.RUNTIME)
public static @interface Limit {
String min() default "";
String max() default "";
}
protected Configuration config;
public void load(File configFile) {
config = new Configuration(configFile);
config.load();
for (Field field : getClass().getDeclaredFields()) {
CfgElement annot = field.getAnnotation(CfgElement.class);
if (annot == null) continue;
field.setAccessible(true);
if (field.getType().equals(boolean.class) || field.getType().equals(Boolean.class)) {
try {
Property prop = config.get(annot.category(), annot.key(), field.getBoolean(this));
field.setBoolean(this, prop.getBoolean(field.getBoolean(this)));
} catch (Exception e) {
}
} else if (field.getType().equals(OptionInteger.class)) {
try {
OptionInteger option = (OptionInteger) field.get(this);
Property prop = config.get(annot.category(), annot.key(), option.value);
option.value = prop.getInt(option.value);
} catch (Exception e) {
}
} else if (field.getType().equals(OptionDouble.class)) {
try {
OptionDouble option = (OptionDouble) field.get(this);
Property prop = config.get(annot.category(), annot.key(), option.value);
option.value = prop.getDouble(option.value);
} catch (Exception e) {
}
}
}
validateLimits();
if (config.hasChanged()) config.save();
}
protected void validateLimits() {
for (Field fieldThis : getClass().getDeclaredFields()) {
Limit annot = fieldThis.getAnnotation(Limit.class);
if (annot == null) continue;
try {
Field fieldMin = annot.min().isEmpty() ? null : getClass().getDeclaredField(annot.min());
Field fieldMax = annot.max().isEmpty() ? null : getClass().getDeclaredField(annot.max());
fieldThis.setAccessible(true);
fieldMin.setAccessible(true);
fieldMax.setAccessible(true);
if (fieldThis.getType().equals(OptionInteger.class)) {
OptionInteger optionThis = (OptionInteger) fieldThis.get(this);
OptionInteger optionMin = fieldMin == null ? null : (OptionInteger) fieldMin.get(this);
OptionInteger optionMax = fieldMax == null ? null : (OptionInteger) fieldMax.get(this);
if (optionMin != null) optionThis.value = Math.max(optionThis.value, optionMin.value);
if (optionMax != null) optionThis.value = Math.min(optionThis.value, optionMax.value);
} else if (fieldThis.getType().equals(OptionDouble.class)) {
OptionDouble optionThis = (OptionDouble) fieldThis.get(this);
OptionDouble optionMin = fieldMin == null ? null : (OptionDouble) fieldMin.get(this);
OptionDouble optionMax = fieldMax == null ? null : (OptionDouble) fieldMax.get(this);
if (optionMin != null) optionThis.value = Math.max(optionThis.value, optionMin.value);
if (optionMax != null) optionThis.value = Math.min(optionThis.value, optionMax.value);
}
} catch (Exception e) {}
}
}
public void save() {
for (Field field : getClass().getDeclaredFields()) {
CfgElement annot = field.getAnnotation(CfgElement.class);
if (annot == null) continue;
field.setAccessible(true);
if (field.getType().equals(boolean.class) || field.getType().equals(Boolean.class)) {
try {
Property prop = config.get(annot.category(), annot.key(), field.getBoolean(this));
prop.set(field.getBoolean(this));
} catch (Exception e) {
}
} else if (field.getType().equals(OptionInteger.class)) {
try {
OptionInteger option = (OptionInteger) field.get(this);
Property prop = config.get(annot.category(), annot.key(), option.value);
prop.set(option.value);
} catch (Exception e) {
}
} else if (field.getType().equals(OptionDouble.class)) {
try {
OptionDouble option = (OptionDouble) field.get(this);
Property prop = config.get(annot.category(), annot.key(), option.value);
prop.set(option.value);
} catch (Exception e) {
}
}
}
config.save();
}
}