Subversion Repositories SmartDukaan

package com.spice.profitmandi.web.config;

import java.io.IOException;

import java.sql.Timestamp;

import java.time.LocalDateTime;

import java.time.ZoneId;

import java.time.ZonedDateTime;

import java.time.format.DateTimeFormatter;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.context.annotation.Bean;

import org.springframework.context.annotation.ComponentScan;

import org.springframework.context.annotation.Configuration;

import org.springframework.http.converter.HttpMessageConverter;

import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;

import org.springframework.web.servlet.config.annotation.CorsRegistry;

import org.springframework.web.servlet.config.annotation.EnableWebMvc;

import org.springframework.web.servlet.config.annotation.InterceptorRegistry;

import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;

import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import com.fasterxml.jackson.core.JsonGenerator;

import com.fasterxml.jackson.core.JsonParser;

import com.fasterxml.jackson.databind.DeserializationContext;

import com.fasterxml.jackson.databind.JsonDeserializer;

import com.fasterxml.jackson.databind.JsonSerializer;

import com.fasterxml.jackson.databind.ObjectMapper;

import com.fasterxml.jackson.databind.SerializationFeature;

import com.fasterxml.jackson.databind.SerializerProvider;

import com.fasterxml.jackson.databind.ser.std.DateSerializer;

import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;

import com.spice.profitmandi.common.model.ProfitMandiConstants;

import com.spice.profitmandi.common.web.interceptor.SimpleCORSInterceptor;

import com.spice.profitmandi.web.interceptor.AuthenticationInterceptor;

import springfox.documentation.builders.PathSelectors;

import springfox.documentation.builders.RequestHandlerSelectors;

import springfox.documentation.service.ApiInfo;

import springfox.documentation.spi.DocumentationType;

import springfox.documentation.spring.web.plugins.Docket;

import springfox.documentation.swagger2.annotations.EnableSwagger2;

@Configuration

@EnableWebMvc

@EnableSwagger2

@ComponentScan("com.spice.profitmandi.*")

public class WebMVCConfig extends WebMvcConfigurerAdapter{

	private static final String RESOURCES_PATTERN="/resources/**";

	private static final String RESOURCES_LOCATION="/resources/";

	public static final DateTimeFormatter FORMATTER =DateTimeFormatter.ofPattern("dd::MM::yyyy");

	@Autowired

	SimpleCORSInterceptor simpleCORSInterceptor;

	@Autowired

	AuthenticationInterceptor authenticationInterceptor;

	@Bean

	public Docket api() {

		return new Docket(DocumentationType.SWAGGER_2).select()

				.apis(RequestHandlerSelectors.any())

				.paths(PathSelectors.any()).build()

				.apiInfo(apiInfo());

	}

	@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/");

	    registry.addResourceHandler(RESOURCES_PATTERN).addResourceLocations(RESOURCES_LOCATION);

	}

	@Override

	public void addInterceptors(InterceptorRegistry registry) {

		registry.addInterceptor(simpleCORSInterceptor).addPathPatterns("/**").excludePathPatterns("/swagger-ui.html", ProfitMandiConstants.URL_PAYU_PAY_RESPONSE, ProfitMandiConstants.URL_PAYU_PAY_CANCELLED);

		registry.addInterceptor(authenticationInterceptor).addPathPatterns("/**").excludePathPatterns(ProfitMandiConstants.URL_ADMIN_TOKEN)

		.excludePathPatterns("/**/swagger*/**").excludePathPatterns("/v2/**").excludePathPatterns("/document")

		.excludePathPatterns(ProfitMandiConstants.URL_USER_GOOGLE_LOGIN, ProfitMandiConstants.URL_USER_GOOGLE_LOGIN + "/", ProfitMandiConstants.URL_VERIFY_OTP);

		//registry to check api access on basis of UserInfo

	}

	@Override

	public void addCorsMappings(CorsRegistry registry) {

		registry.addMapping("/**").allowedOrigins("*").allowedMethods("*").

		allowedHeaders("*").allowCredentials(false);

	}

	private ApiInfo apiInfo() {

	    @SuppressWarnings("deprecation")

		ApiInfo apiInfo = new ApiInfo(

	      "ProfitMandi API",

	      "Api's for profitmandi app",

	      "API TOS",

	      "Terms of service",

	      "New Spice Solutions Pvt. Ltd.",

	      "License of API",

	      "API license URL");

	    return apiInfo;

	}

	@Override

    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {

        converters.add(new MappingJackson2HttpMessageConverter(objectMapper()));

        super.configureMessageConverters(converters);

    }

	private ObjectMapper objectMapper() {

	    ObjectMapper objectMapper = new ObjectMapper();

	    objectMapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);

	    JavaTimeModule javaTimeModule = new JavaTimeModule();

	    javaTimeModule.addSerializer(java.sql.Date.class, new DateSerializer());

	    javaTimeModule.addDeserializer(Timestamp.class, new LocalDateDeserializer());

	    objectMapper.registerModule(javaTimeModule);

	    return objectMapper;

	}

	public class LocalDateSerializer extends JsonSerializer<Timestamp> {

	    @Override

	    public void serialize(Timestamp value, JsonGenerator gen, SerializerProvider serializers) throws IOException {

	    	 ZonedDateTime z = value.toInstant().atZone(ZoneId.systemDefault());

	         String str = FORMATTER.format(z);

	         gen.writeString(str); 	

	    }	

	}

	public class LocalDateDeserializer extends JsonDeserializer<Timestamp> {

	    @Override

	    public Timestamp deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {

	    	LocalDateTime dt = LocalDateTime.parse(p.getText(), FORMATTER);

	        // the date/time is in the default timezone

	        return Timestamp.from(dt.atZone(ZoneId.systemDefault()).toInstant());

	    }

	}

}