package com.ruoyi.system.utils.wx.config;

import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.time.format.DateTimeFormatter;

/**
 * @author liheng
 * @ClassName LocalDateTimeSerializerConfig
 * @Description
 * @date 2020-09-22 11:22
 */
@Configuration
public class JacksonConfig {
    public static final String dateFormat = "yyyy-MM-dd";
    public static final String dateTimeFormat = "yyyy-MM-dd HH:mm:ss";

    @Bean
    public Jackson2ObjectMapperBuilderCustomizer jsonCustomizer() {
        return builder -> {
            // Long型精度丢失问题
            // builder.serializerByType(Long.TYPE, ToStringSerializer.instance);
            builder.serializerByType(Long.class, ToStringSerializer.instance);
            // 时间格式化
            builder.simpleDateFormat(dateTimeFormat);
            builder.serializers(new LocalDateSerializer(DateTimeFormatter.ofPattern(dateFormat)));
            builder.serializers(new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(dateTimeFormat)));
        };
    }
}