consolidated config handling

2014-07-06 19:23:32 +02:00
parent 2715acf9c8
commit 4ccd753c0c
14 changed files with 249 additions and 184 deletions
--- a/src/main/java/mods/betterfoliage/common/config/ConfigBase.java
+++ b/src/main/java/mods/betterfoliage/common/config/ConfigBase.java
@@ -0,0 +1,128 @@
+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;
+
+public class ConfigBase {
+
+	@Target(ElementType.FIELD)
+	@Retention(RetentionPolicy.RUNTIME)
+	public static @interface CfgElement {
+		String category();
+		String key();
+		String comment() default "";
+	}
+	
+	@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());
+				} 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();
+				} 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();
+				} 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();
+	}
+}