package com.airlock.iam.common.infrastructure.factory;

import com.airlock.iam.base.api.infrastructure.plugin.ModuleForConfig;
import com.airlock.iam.base.api.infrastructure.plugin.PluginConfigToLogic;
import com.airlock.iam.common.api.domain.model.location.transform.StringTransformer;
import com.airlock.iam.common.application.configuration.sso.SsoHeaderTicketExtractorConfigImpl;
import com.airlock.iam.common.domain.model.transform.TransformationProcessor;
import com.google.inject.Exposed;
import com.google.inject.PrivateModule;
import com.google.inject.Provides;
import jakarta.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;

@ModuleForConfig(SsoHeaderTicketExtractorConfigImpl.class)
public class SsoHeaderTicketExtractorModule extends PrivateModule {
   @Provides
   @Exposed
   TransformationProcessor<String> provideStringTransformationProcessor(SsoHeaderTicketExtractorConfigImpl config, PluginConfigToLogic configToLogic) {
      return new TransformationProcessor<>(this.getStringTransformers(config, configToLogic));
   }

   @Provides
   @Exposed
   Optional<String> provideHeader(HttpServletRequest request, SsoHeaderTicketExtractorConfigImpl config) {
      return Optional.ofNullable(request.getHeader(config.headerName()));
   }

   protected void configure() {
   }

   private List<StringTransformer> getStringTransformers(SsoHeaderTicketExtractorConfigImpl config, PluginConfigToLogic configToLogic) {
      return config.stringTransformers().stream().map(configToLogic::getLogic).collect(Collectors.toList());
   }
}