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package shcm.shsupercm.fabric.citresewn.pack;
import net.minecraft.resource.Resource;
import net.minecraft.resource.ResourceManager;
import net.minecraft.resource.ResourcePack;
import net.minecraft.resource.ResourceType;
import net.minecraft.util.Identifier;
import shcm.shsupercm.fabric.citresewn.CITResewn;
import shcm.shsupercm.fabric.citresewn.cit.builtin.conditions.core.FallbackCondition;
import shcm.shsupercm.fabric.citresewn.cit.builtin.conditions.core.WeightCondition;
import shcm.shsupercm.fabric.citresewn.ex.CITParsingException;
import shcm.shsupercm.fabric.citresewn.cit.CIT;
import shcm.shsupercm.fabric.citresewn.cit.CITCondition;
import shcm.shsupercm.fabric.citresewn.cit.CITRegistry;
import shcm.shsupercm.fabric.citresewn.cit.CITType;
import shcm.shsupercm.fabric.citresewn.pack.format.PropertyGroup;
import shcm.shsupercm.fabric.citresewn.pack.format.PropertyKey;
import shcm.shsupercm.fabric.citresewn.pack.format.PropertyValue;
import java.io.FileNotFoundException;
import java.util.*;
import java.util.stream.Collectors;
/**
* Utility parsing methods for packs.
*/
public final class PackParser { private PackParser() {}
/**
* Possible CIT roots in resourcepacks ordered in increasing order of priority.
*/
private static final String[] ROOTS = new String[] { "mcpatcher", "optifine", "citresewn" };
/**
* Loads a merged global property group from loaded packs making sure to respect order.
*
* @see GlobalProperties#callHandlers()
* @param resourceManager the manager that contains the packs
* @param globalProperties global property group to parse into
* @return globalProperties
*/
public static GlobalProperties loadGlobalProperties(ResourceManager resourceManager, GlobalProperties globalProperties) {
for (ResourcePack pack : resourceManager.streamResourcePacks().collect(Collectors.toList()))
for (String namespace : pack.getNamespaces(ResourceType.CLIENT_RESOURCES))
for (String root : ROOTS) {
Identifier identifier = new Identifier(namespace, root + "/cit.properties");
try {
if (pack.contains(ResourceType.CLIENT_RESOURCES, identifier))
globalProperties.load(pack.getName(), identifier, pack.open(ResourceType.CLIENT_RESOURCES, identifier));
} catch (FileNotFoundException ignored) {
} catch (Exception e) {
CITResewn.logErrorLoading("Errored while loading global properties: " + identifier + " from " + pack.getName());
e.printStackTrace();
}
}
return globalProperties;
}
/**
* Attempts parsing all CITs out of all loaded packs.
* @param resourceManager the manager that contains the packs
* @return unordered list of successfully parsed CITs
*/
public static List<CIT<?>> parseCITs(ResourceManager resourceManager) {
List<CIT<?>> cits = new ArrayList<>();
for (String root : ROOTS)
for (Identifier identifier : resourceManager.findResources(root + "/cit", s -> s.endsWith(".properties"))) {
String packName = null;
try (Resource resource = resourceManager.getResource(identifier)) {
cits.add(parseCIT(PropertyGroup.tryParseGroup(packName = resource.getResourcePackName(), identifier, resource.getInputStream()), resourceManager));
} catch (CITParsingException e) {
CITResewn.logErrorLoading(e.getMessage());
} catch (Exception e) {
CITResewn.logErrorLoading("Errored while loading cit: " + identifier + (packName == null ? "" : " from " + packName));
e.printStackTrace();
}
}
return cits;
}
/**
* Attempts parsing a CIT from a property group.
* @param properties property group representation of the CIT
* @param resourceManager the manager that contains the the property group, used to resolve relative assets
* @return the successfully parsed CIT
* @throws CITParsingException if the CIT failed parsing for any reason
*/
public static CIT<?> parseCIT(PropertyGroup properties, ResourceManager resourceManager) throws CITParsingException {
CITType citType = CITRegistry.parseType(properties);
List<CITCondition> conditions = new ArrayList<>();
Set<PropertyKey> ignoredProperties = citType.typeProperties();
for (Map.Entry<PropertyKey, Set<PropertyValue>> entry : properties.properties.entrySet()) {
if (entry.getKey().path().equals("type") && entry.getKey().namespace().equals("citresewn"))
continue;
if (ignoredProperties.contains(entry.getKey()))
continue;
for (PropertyValue value : entry.getValue())
conditions.add(CITRegistry.parseCondition(entry.getKey(), value, properties));
}
for (CITCondition condition : new ArrayList<>(conditions))
if (condition != null)
for (Class<? extends CITCondition> siblingConditionType : condition.siblingConditions())
conditions.replaceAll(
siblingCondition -> siblingCondition != null && siblingConditionType == siblingCondition.getClass() ?
condition.modifySibling(siblingCondition) :
siblingCondition);
WeightCondition weight = new WeightCondition();
FallbackCondition fallback = new FallbackCondition();
conditions.removeIf(condition -> {
if (condition instanceof WeightCondition weightCondition) {
weight.setWeight(weightCondition.getWeight());
return true;
} else if (condition instanceof FallbackCondition fallbackCondition) {
fallback.setFallback(fallbackCondition.getFallback());
return true;
}
return condition == null;
});
citType.load(conditions, properties, resourceManager);
return new CIT<>(properties.identifier, properties.packName, citType, conditions.toArray(new CITCondition[0]), weight.getWeight(), fallback.getFallback());
}
}
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