<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-swagger2</artifactId>
    <version>2.9.2</version>
</dependency>
<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-swagger-ui</artifactId>
    <version>2.9.2</version>
</dependency>

@EnableSwagger2
@Configuration
@ConditionalOnProperty(name = "swagger.enable", havingValue = "true")//配置Swagger 的开关
public class Swaggerconfig {
    public static final String SWAGGER_SCAN_BASE_PACKAGE = "com";
    public static final String VERSION = "1.0.0";
//    @Value("${swagger.enable}")
//    private boolean swaggerShow;
    @Bean
    public Docket createRestApi() {
//        boolean a = swaggerShow;
        return new Docket(DocumentationType.SWAGGER_2)
                .groupName("wechat")
                .apiInfo(apiInfo())
                .select()
                .apis(Predicates.or(RequestHandlerSelectors.basePackage(SWAGGER_SCAN_BASE_PACKAGE)))
                .apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                .paths(PathSelectors.any()) // 可以根据url路径设置哪些请求加入文档，忽略哪些请求
                .build()
                .securitySchemes(securityScheme())
                .securityContexts(securityContexts());
    }
    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("单词计数服务") //设置文档的标题
                .description("单词计数服务 API 接口文档") // 设置文档的描述
                .version(VERSION) // 设置文档的版本信息-> 1.0.0 Version information
                .termsOfServiceUrl("http://www.baidu.com") // 设置文档的License信息->1.3 License information
                .build();
    }
    private List<SecurityContext> securityContexts() {
        List<SecurityContext> securityContexts = new ArrayList<>();
        securityContexts.add(
                SecurityContext.builder()
                        .securityReferences(defaultAuth())
                        .forPaths(PathSelectors.regex("^(?!auth).*$"))
                        .build());
        return securityContexts;
    }
    //增加全局认证
    List<SecurityReference> defaultAuth() {
        AuthorizationScope authorizationScope = new AuthorizationScope("global", "accessEverything");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0] = authorizationScope;
        List<SecurityReference> securityReferences = new ArrayList<>();
        securityReferences.add(new SecurityReference("token", authorizationScopes));//验证增加（有许多教程说明中这个地方是Authorization,导致不能带入全局token，因为securitySchemes()方法中header写入token，所以这个地方我改为token就可以了）
        return securityReferences;
    }
    private ParameterBuilder parameterBuilder(String name, String desc, String type, String parameterType, boolean required) {
        ParameterBuilder tokenPar = new ParameterBuilder();
        tokenPar.name(name).description(desc).modelRef(new ModelRef(type)).parameterType(parameterType).required(required).build();
        return tokenPar;
    }
    @Bean
    List<ApiKey> securityScheme() {
        List<ApiKey> apiKeyList = new ArrayList();
        apiKeyList.add(new ApiKey("token", "token", "header"));
        return apiKeyList;
    }