LibJF/libjf-config-v0/src/main/java/io/gitlab/jfronny/libjf/config/impl/ConfigInstanceAbstract.java

222 lines
8.9 KiB
Java

package io.gitlab.jfronny.libjf.config.impl;
import io.gitlab.jfronny.gson.JsonElement;
import io.gitlab.jfronny.gson.JsonObject;
import io.gitlab.jfronny.gson.stream.JsonWriter;
import io.gitlab.jfronny.libjf.config.api.*;
import io.gitlab.jfronny.libjf.config.impl.entrypoint.JfConfigSafe;
import io.gitlab.jfronny.libjf.unsafe.JfLanguageAdapter;
import net.fabricmc.loader.impl.util.log.Log;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.*;
import java.util.stream.Collectors;
public abstract class ConfigInstanceAbstract implements ConfigInstance {
public static final String CONFIG_PRESET_DEFAULT = "libjf-config-v0.default";
public final String modId;
private final String categoryPath;
public final Class<?> configClass;
public final List<String> referencedConfigs;
public final List<EntryInfo> entries = new ArrayList<>();
public final Map<String, Runnable> presets = new LinkedHashMap<>();
public final Set<Runnable> verifiers = new LinkedHashSet<>();
public final Map<String, ConfigInstance> subcategories = new LinkedHashMap<>();
public ConfigInstanceAbstract(String modId, String categoryPath, Class<?> configClass, AuxiliaryMetadata meta) {
this.modId = modId;
this.categoryPath = categoryPath;
this.configClass = configClass;
this.referencedConfigs = List.copyOf(meta.referencedConfigs);
for (Field field : configClass.getFields()) {
EntryInfo info = new EntryInfo();
info.field = field;
if (field.isAnnotationPresent(Entry.class)) {
info.entry = field.getAnnotation(Entry.class);
try {
info.defaultValue = field.get(null);
} catch (IllegalAccessException ignored) {}
}
entries.add(info);
}
presets.put(CONFIG_PRESET_DEFAULT, () -> {
for (EntryInfo entry : entries) {
try {
entry.field.set(null, entry.defaultValue);
} catch (IllegalAccessException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not reload default values", e);
}
}
});
for (Method method : configClass.getMethods()) {
if (method.isAnnotationPresent(Preset.class)) {
presets.put(modId + ".jfconfig." + method.getName(), () -> {
try {
method.invoke(null);
} catch (IllegalAccessException | InvocationTargetException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not apply preset", e);
}
});
}
else if (method.isAnnotationPresent(Verifier.class)) {
verifiers.add(() -> {
try {
method.invoke(null);
} catch (IllegalAccessException | InvocationTargetException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not run verifier", e);
}
});
}
}
verifiers.add(() -> {
for (EntryInfo entry : entries) {
Object value;
try {
value = entry.field.get(null);
} catch (IllegalAccessException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not read value", e);
continue;
}
final Object valueOriginal = value;
if (value instanceof final Integer v) {
if (v < entry.entry.min()) value = (int)entry.entry.min();
if (v > entry.entry.max()) value = (int)entry.entry.max();
} else if (value instanceof final Float v) {
if (v < entry.entry.min()) value = (float)entry.entry.min();
if (v > entry.entry.max()) value = (float)entry.entry.max();
} else if (value instanceof final Double v) {
if (v < entry.entry.min()) value = entry.entry.min();
if (v > entry.entry.max()) value = entry.entry.max();
}
if (valueOriginal != value) {
try {
entry.field.set(null, value);
} catch (IllegalAccessException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not write value", e);
}
}
}
});
for (Class<?> categoryClass : configClass.getClasses()) {
if (categoryClass.isAnnotationPresent(Category.class)) {
String name = camelCase(categoryClass.getSimpleName());
//TODO allow custom auxiliary metadata
subcategories.put(name, new ConfigInstanceCategory(this, modId, categoryPath + name + ".", categoryClass, new AuxiliaryMetadata().sanitize()));
}
}
}
private String camelCase(String source) {
if (source == null) return null;
if (source.length() == 0) return source;
return Character.toLowerCase(source.charAt(0)) + source.substring(1);
}
@Override
public void loadFrom(JsonObject source) {
for (EntryInfo entry : entries) {
if (source.has(entry.field.getName())) {
JsonElement el = source.get(entry.field.getName());
entry.value = ConfigHolderImpl.GSON.fromJson(el, entry.field.getGenericType());
} else Log.error(JfLanguageAdapter.LOG_CATEGORY, "Config does not contain entry for " + entry.field.getName());
}
for (Map.Entry<String, ConfigInstance> entry : subcategories.entrySet()) {
if (source.has(entry.getKey())) {
JsonElement el = source.get(entry.getKey());
if (el.isJsonObject()) entry.getValue().loadFrom(el.getAsJsonObject());
else Log.error(JfLanguageAdapter.LOG_CATEGORY, "Config category is not a JSON object, skipping");
} else Log.error(JfLanguageAdapter.LOG_CATEGORY, "Config does not contain entry for subcategory " + entry.getKey());
}
syncToClass();
}
@Override
public void writeTo(JsonWriter writer) throws IOException {
syncFromClass();
writer.beginObject();
String val;
for (EntryInfo entry : entries) {
if ((val = JfConfigSafe.TRANSLATION_SUPPLIER.apply(modId + ".jfconfig." + categoryPath + entry.field.getName() + ".tooltip")) != null)
writer.comment(val);
if (entry.field.getType().isEnum())
writer.comment("Valid: [" + Arrays.stream(entry.field.getType().getEnumConstants()).map(Objects::toString).collect(Collectors.joining(", ")) + "]");
writer.name(entry.field.getName());
ConfigHolderImpl.GSON.toJson(entry.value, entry.field.getGenericType(), writer);
}
for (Map.Entry<String, ConfigInstance> entry : subcategories.entrySet()) {
if ((val = JfConfigSafe.TRANSLATION_SUPPLIER.apply(modId + ".jfconfig." + categoryPath + entry.getKey() + ".title")) != null)
writer.comment(val);
writer.name(entry.getKey());
entry.getValue().writeTo(writer);
}
writer.endObject();
}
@Override
public void syncToClass() {
for (EntryInfo info : entries) {
try {
info.field.set(null, info.value);
} catch (IllegalAccessException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not write value", e);
}
}
syncFromClass();
}
@Override
public void syncFromClass() {
for (Runnable verifier : verifiers) {
verifier.run();
}
for (EntryInfo info : entries) {
try {
info.value = info.field.get(null);
if (info.value == null) info.value = info.defaultValue;
info.tempValue = info.value == null ? null : info.value.toString();
} catch (IllegalAccessException e) {
Log.error(JfLanguageAdapter.LOG_CATEGORY, "Could not read value", e);
}
}
}
@Override
public boolean matchesConfigClass(Class<?> candidate) {
return candidate != null && candidate.isAssignableFrom(configClass);
}
@Override
public String getModId() {
return modId;
}
@Override
public String getCategoryPath() {
return categoryPath;
}
@Override
public List<EntryInfo> getEntries() {
return entries;
}
@Override
public Map<String, Runnable> getPresets() {
return presets;
}
@Override
public List<String> getReferencedConfigs() {
return referencedConfigs;
}
@Override
public Map<String, ConfigInstance> getCategories() {
return subcategories;
}
}