101 lines
4.7 KiB
Java
101 lines
4.7 KiB
Java
package io.gitlab.jfronny.inceptum.launcher.system.mds;
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import gsoncompile.extensions.io.gitlab.jfronny.inceptum.launcher.model.fabric.FabricModJson.GC_FabricModJson;
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import gsoncompile.extensions.io.gitlab.jfronny.inceptum.launcher.model.inceptum.ModMeta.GC_ModMeta;
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import io.gitlab.jfronny.gson.JsonParseException;
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import io.gitlab.jfronny.inceptum.common.Utils;
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import io.gitlab.jfronny.inceptum.launcher.model.fabric.FabricModJson;
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import io.gitlab.jfronny.inceptum.launcher.model.inceptum.ModMeta;
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import io.gitlab.jfronny.inceptum.launcher.system.instance.Mod;
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import io.gitlab.jfronny.inceptum.launcher.system.instance.ModPath;
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import io.gitlab.jfronny.inceptum.launcher.system.mds.noop.NoopMod;
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import io.gitlab.jfronny.inceptum.launcher.system.source.ModSource;
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import org.jetbrains.annotations.Nullable;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.net.URISyntaxException;
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import java.nio.file.*;
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import java.util.List;
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import java.util.function.BiConsumer;
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import java.util.function.Function;
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public record FileScanTask(ProtoInstance instance, Path file, BiConsumer<Path, Mod> discovered, String gameVersion) implements Runnable {
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@Override
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public void run() {
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if (!Files.exists(file)) return;
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if (Files.isDirectory(file)) return; // Directories are not supported
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try {
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if (ModPath.isJar(file)) {
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final MetadataRef imod = new MetadataRef(file.parent.resolve(file.fileName + ModPath.EXT_IMOD), ModMeta::of);
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evaluateSources(file, imod);
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discovered.accept(imod.imodPath, new MdsMod(instance, imod.imodPath, file, false, imod.meta, getFmj(file, imod.meta)));
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} else if (ModPath.isImod(file)) {
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String fn = file.fileName.toString();
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Path modFile = file.parent.resolve(fn.substring(0, fn.length() - ModPath.EXT_IMOD.length()));
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final MetadataRef imod = new MetadataRef(file, null);
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evaluateSources(modFile, imod);
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boolean managedJar = !Files.exists(modFile);
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discovered.accept(imod.imodPath, new MdsMod(instance, imod.imodPath, managedJar ? imod.jarPath : modFile, managedJar, imod.meta, getFmj(modFile, imod.meta)));
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} else discovered.accept(file, new NoopMod(file));
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} catch (IOException | URISyntaxException | JsonParseException e) {
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Utils.LOGGER.error("Could not scan file for mod info", e);
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}
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}
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private <TEx extends Throwable> void evaluateSources(Path modFile, MetadataRef ref) throws IOException, TEx {
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boolean modified = false;
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if (ref.meta.initialize(gameVersion)) {
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GC_ModMeta.write(ref.meta, ref.imodPath);
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modified = true;
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}
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ModSource selectedSource = null;
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for (ModSource source : ref.meta.sources.keySet()) {
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source.getUpdate(gameVersion);
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if (!Files.exists(source.jarPath)) source.download();
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selectedSource = source;
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}
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if (selectedSource != null) {
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if (Files.exists(modFile)) {
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Files.delete(modFile);
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Path newImod = ref.imodPath.parent.resolve(selectedSource.shortName + ModPath.EXT_IMOD);
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Files.move(ref.imodPath, newImod);
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ref.imodPath = newImod;
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modified = true;
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}
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ref.jarPath = selectedSource.jarPath;
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}
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if (modified) ref.update();
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}
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private @Nullable FabricModJson getFmj(Path modJarDefault, ModMeta md) throws IOException, URISyntaxException {
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if (!Files.exists(modJarDefault)) {
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if (md.sources.isEmpty()) {
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throw new FileNotFoundException("Mod " + modJarDefault.fileName.toString() + " doesn't specify a source and has no file");
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}
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modJarDefault = List.copyOf(md.sources.keySet())[0].jarPath;
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}
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try (FileSystem fs = Utils.openZipFile(modJarDefault, false)) {
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Path fmjPath = fs.getPath("fabric.mod.json");
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if (!Files.exists(fmjPath)) return null;
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return GC_FabricModJson.read(fmjPath);
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}
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}
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private static class MetadataRef {
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public MetadataRef(Path imodPath, @Nullable Function<Path, ModMeta> defaultMeta) throws IOException {
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this.imodPath = imodPath;
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if (!Files.exists(imodPath) && defaultMeta != null) GC_ModMeta.write(defaultMeta.apply(imodPath), imodPath);
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if (Files.exists(imodPath)) update();
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}
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public Path imodPath;
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public Path jarPath; // filled in from evaluateSources
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public ModMeta meta;
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public void update() throws IOException {
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this.meta = GC_ModMeta.read(imodPath);
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}
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}
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}
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