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package org.keycloak.quarkus.runtime.configuration.mappers;

import static org.keycloak.quarkus.runtime.configuration.mappers.PropertyMapper.fromOption;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Stream;

import org.jboss.logging.Logger;
import org.keycloak.common.Profile;
import org.keycloak.config.HostnameV2Options;
import org.keycloak.quarkus.runtime.configuration.Configuration;

public final class HostnameV2PropertyMappers {
    
    private static final Logger LOGGER = Logger.getLogger(PropertyMappers.class);
    private static final List REMOVED_OPTIONS = Arrays.asList("hostname-admin-url", "hostname-path", "hostname-port", "hostname-strict-backchannel", "hostname-url", "proxy", "hostname-strict-https");

    private HostnameV2PropertyMappers(){}

    public static PropertyMapper[] getHostnamePropertyMappers() {
        return Stream.of(
                fromOption(HostnameV2Options.HOSTNAME)
                        .to("kc.spi-hostname-v2-hostname")
                        .paramLabel("hostname|URL"),
                fromOption(HostnameV2Options.HOSTNAME_ADMIN)
                        .to("kc.spi-hostname-v2-hostname-admin")
                        .paramLabel("URL"),
                fromOption(HostnameV2Options.HOSTNAME_BACKCHANNEL_DYNAMIC)
                        .to("kc.spi-hostname-v2-hostname-backchannel-dynamic"),
                fromOption(HostnameV2Options.HOSTNAME_STRICT)
                        .to("kc.spi-hostname-v2-hostname-strict"),
                fromOption(HostnameV2Options.HOSTNAME_DEBUG)
        )
        .map(b -> b.isEnabled(() -> Profile.isFeatureEnabled(Profile.Feature.HOSTNAME_V2), "hostname:v2 feature is enabled").build())
        .toArray(s -> new PropertyMapper[s]);
    }
    
    public static void validateConfig() {
        List inUse = REMOVED_OPTIONS.stream().filter(s -> Configuration.getOptionalKcValue(s).isPresent()).toList();
        
        if (!inUse.isEmpty()) {
            LOGGER.errorf("Hostname v1 options %s are still in use, please review your configuration", inUse);
        }
    }

}