Files
Marinara/lib/src/main/java/net/tomatentum/marinara/parser/SlashCommandParser.java
2024-12-19 20:38:04 +01:00

72 lines
2.9 KiB
Java

package net.tomatentum.marinara.parser;
import java.lang.reflect.Method;
import java.util.function.Consumer;
import org.apache.logging.log4j.Logger;
import net.tomatentum.marinara.interaction.commands.ExecutableSlashCommandDefinition;
import net.tomatentum.marinara.interaction.commands.annotation.SlashCommand;
import net.tomatentum.marinara.interaction.commands.annotation.SubCommand;
import net.tomatentum.marinara.interaction.commands.annotation.SubCommandGroup;
import net.tomatentum.marinara.util.LoggerUtil;
import net.tomatentum.marinara.util.ReflectionUtil;
public class SlashCommandParser implements AnnotationParser {
private Method method;
private Consumer<ExecutableSlashCommandDefinition> consumer;
private Logger logger = LoggerUtil.getLogger(getClass());
public SlashCommandParser(Method method, Consumer<ExecutableSlashCommandDefinition> consumer) {
this.method = method;
this.consumer = consumer;
}
@Override
public void parse() {
this.checkValidCommandMethod(method);
SlashCommand cmd = ReflectionUtil.getAnnotation(method, SlashCommand.class);
ExecutableSlashCommandDefinition.Builder builder = new ExecutableSlashCommandDefinition.Builder();
builder.setApplicationCommand(cmd);
if (ReflectionUtil.isAnnotationPresent(method, SubCommandGroup.class)) {
SubCommandGroup cmdGroup = ReflectionUtil.getAnnotation(method, SubCommandGroup.class);
builder.setSubCommandGroup(cmdGroup);
}
if (ReflectionUtil.isAnnotationPresent(method, SubCommand.class)) {
SubCommand subCmd = ReflectionUtil.getAnnotation(method, SubCommand.class);
builder.setSubCommand(subCmd);
}
ExecutableSlashCommandDefinition def = builder.build();
logger.trace("Parsed using SlashCommandParser for method {} with the result:\n{}", ReflectionUtil.getFullMethodName(method), def.toString());
consumer.accept(builder.build());
}
@Override
public Method getMethod() {
return this.method;
}
private void checkValidCommandMethod(Method method) {
if (method.isAnnotationPresent(SlashCommand.class) &&
method.getDeclaringClass().isAnnotationPresent(SlashCommand.class)) {
throw new RuntimeException(method.getName() + ": Can't have ApplicationCommand Annotation on Class and Method");
}
if (!ReflectionUtil.isAnnotationPresent(method, SlashCommand.class))
throw new RuntimeException(method.getName() + ": Missing ApplicationCommand Annotation on either Class or Method");
if ((method.isAnnotationPresent(SubCommand.class) &&
!ReflectionUtil.isAnnotationPresent(method, SlashCommand.class))) {
throw new RuntimeException(method.getName() + ": Missing ApplicationCommand Annotation on either Method or Class");
}
}
}