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package {{configPackage}};

import feign.Logger;
import feign.auth.BasicAuthRequestInterceptor;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.cloud.security.oauth2.client.feign.OAuth2FeignRequestInterceptor;
import org.springframework.security.oauth2.client.DefaultOAuth2ClientContext;
import org.springframework.security.oauth2.client.resource.BaseOAuth2ProtectedResourceDetails;
import org.springframework.security.oauth2.client.token.grant.client.ClientCredentialsResourceDetails;
import org.springframework.security.oauth2.client.token.grant.code.AuthorizationCodeResourceDetails;
import org.springframework.security.oauth2.client.token.grant.implicit.ImplicitResourceDetails;
import org.springframework.security.oauth2.client.token.grant.password.ResourceOwnerPasswordResourceDetails;
import org.springframework.security.oauth2.common.exceptions.InvalidGrantException;
import org.springframework.security.oauth2.common.exceptions.OAuth2Exception;

@Configuration
@EnableConfigurationProperties
public class ClientConfiguration {

{{#authMethods}}
    {{#isBasic}}
  {{=<% %>=}}@Value("${<%title%>.security.<%name%>.username:}")<%={{ }}=%>
  private String {{{name}}}Username;

  {{=<% %>=}}@Value("${<%title%>.security.<%name%>.password:}")<%={{ }}=%>
  private String {{{name}}}Password;

  @Bean
  @ConditionalOnProperty(name = "{{{title}}}.security.{{{name}}}.username")
  public BasicAuthRequestInterceptor {{{name}}}RequestInterceptor() {
    return new BasicAuthRequestInterceptor(this.{{{name}}}Username, this.{{{name}}}Password);
  }

    {{/isBasic}}
    {{#isApiKey}}
  {{=<% %>=}}@Value("${<%title%>.security.<%name%>.key:}")<%={{ }}=%>
  private String {{{name}}}Key;

  @Bean
  @ConditionalOnProperty(name = "{{{title}}}.security.{{{name}}}.key")
  public ApiKeyRequestInterceptor {{{name}}}RequestInterceptor() {
    return new ApiKeyRequestInterceptor({{#isKeyInHeader}}"header"{{/isKeyInHeader}}{{^isKeyInHeader}}"query"{{/isKeyInHeader}}, "{{{keyParamName}}}", this.{{{name}}}Key);
  }

    {{/isApiKey}}
    {{#isOAuth}}
  @Bean
  @ConditionalOnProperty("{{{title}}}.security.{{{name}}}.client-id")
  public OAuth2FeignRequestInterceptor {{{name}}}RequestInterceptor() {
    return new OAuth2FeignRequestInterceptor(new DefaultOAuth2ClientContext(), {{{name}}}ResourceDetails());
  }

        {{#isCode}}
  @Bean
  @ConditionalOnProperty("{{{title}}}.security.{{{name}}}.client-id")
  @ConfigurationProperties("{{{title}}}.security.{{{name}}}")
  public AuthorizationCodeResourceDetails {{{name}}}ResourceDetails() {
    AuthorizationCodeResourceDetails details = new AuthorizationCodeResourceDetails();
    details.setAccessTokenUri("{{{tokenUrl}}}");
    details.setUserAuthorizationUri("{{{authorizationUrl}}}");
    return details;
  }

        {{/isCode}}
        {{#isPassword}}
  @Bean
  @ConditionalOnProperty("{{{title}}}.security.{{{name}}}.client-id")
  @ConfigurationProperties("{{{title}}}.security.{{{name}}}")
  public ResourceOwnerPasswordResourceDetails {{{name}}}ResourceDetails() {
    ResourceOwnerPasswordResourceDetails details = new ResourceOwnerPasswordResourceDetails();
    details.setAccessTokenUri("{{{tokenUrl}}}");
    return details;
  }

        {{/isPassword}}
        {{#isApplication}}
  @Bean
  @ConditionalOnProperty("{{{title}}}.security.{{{name}}}.client-id")
  @ConfigurationProperties("{{{title}}}.security.{{{name}}}")
  public ClientCredentialsResourceDetails {{{name}}}ResourceDetails() {
    ClientCredentialsResourceDetails details = new ClientCredentialsResourceDetails();
    details.setAccessTokenUri("{{{tokenUrl}}}");
    return details;
  }

        {{/isApplication}}
        {{#isImplicit}}
  @Bean
  @ConditionalOnProperty("{{{title}}}.security.{{{name}}}.client-id")
  @ConfigurationProperties("{{{title}}}.security.{{{name}}}")
  public ImplicitResourceDetails {{{name}}}ResourceDetails() {
    ImplicitResourceDetails details = new ImplicitResourceDetails();
    details.setUserAuthorizationUri("{{{authorizationUrl}}}");
    return details;
  }

        {{/isImplicit}}
    {{/isOAuth}}
{{/authMethods}}
}