hibiscus/src/main/java/site/hackery/unknit/mixin/MixinMinecraftMain.java

52 lines
1.6 KiB
Java

package site.hackery.unknit.mixin;
import net.minecraft.client.main.Main;
import net.minecraft.client.util.Session;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.ModifyVariable;
import site.hackery.unknit.auth.GameAuthenticationFlow;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@Mixin(Main.class)
public abstract class MixinMinecraftMain {
private static void replace(List<String> arguments, String tag, String value) {
int index = arguments.indexOf(tag);
if (index != -1) {
arguments.set(index + 1, value);
}
}
private static void replaceVersion(List<String> arguments) {
replace(arguments, "--version", "1.18.1");
replace(arguments, "--versionType", "release");
}
private static void replaceSession(List<String> arguments, Session session) {
replace(arguments, "--accessToken", session.getAccessToken());
arguments.add("--username");
arguments.add(session.getUsername());
arguments.add("--uuid");
arguments.add(session.getUuid());
}
@ModifyVariable(method = "main", at = @At("HEAD"), argsOnly = true, remap = false)
private static String[] setArgs(String[] args) {
List<String> arguments = new ArrayList<>(Arrays.asList(args));
replaceVersion(arguments);
Session session = GameAuthenticationFlow.createSessionFromEnvironment();
if (session != null) {
replaceSession(arguments, session);
}
return arguments.toArray(new String[0]);
}
}