package org.jboss.resteasy.test.response.resource;

import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.nio.charset.StandardCharsets;

import jakarta.ws.rs.Produces;
import jakarta.ws.rs.WebApplicationException;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.MultivaluedMap;
import jakarta.ws.rs.ext.MessageBodyWriter;
import jakarta.ws.rs.ext.Provider;

@Provider
@Produces("abc/xyz")
public class CompletionStageResponseMessageBodyWriter implements MessageBodyWriter<CompletionStageResponseTestClass> {

    @Override
    public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
        return CompletionStageResponseTestClass.class.isAssignableFrom(type);
    }

    @Override
    public void writeTo(CompletionStageResponseTestClass t, Class<?> type, Type genericType, Annotation[] annotations,
            MediaType mediaType,
            MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
            throws IOException, WebApplicationException {
        entityStream.write(t.s.getBytes(StandardCharsets.UTF_8));
    }
}
