package com.plannaplan;

import java.util.Collections;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import springfox.documentation.service.Parameter;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

/**
 * Config class of Swagger to generate rest api documentation
 */
@Configuration
@EnableSwagger2
public class Swagger2Config extends WebMvcConfigurationSupport {

    @Bean
    public Docket createRestApi() {
        Parameter authHeader = new ParameterBuilder().parameterType("header").name("Authorization")
                .modelRef(new ModelRef("string")).build();
        return new Docket(DocumentationType.SWAGGER_2).apiInfo(apiInfo()).select()
                .apis(RequestHandlerSelectors.basePackage("com.plannaplan")).paths(PathSelectors.any()).build()
                .globalOperationParameters(Collections.singletonList(authHeader));
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("swagger-ui.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }

    private ApiInfo apiInfo() {
        return new ApiInfoBuilder().title("plannaplan").description("Aplikacja do zapisów na zajęcia UAM.")
                .termsOfServiceUrl("https://plannaplan.pl/")
                // .contact("")
                .version("1.0").build();
    }
}