package com.nanjing.water.common.serializer.deserializer;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.nanjing.water.common.ConstantFactory;
import com.nanjing.water.common.util.LocalDateTimeUtil;
import com.nanjing.water.common.util.NumericUtil;
import com.nanjing.water.common.util.StringUtil;

import java.io.IOException;
import java.time.LocalDateTime;

/**
 * 自定义json反序列化 LocalDateTime 属性
 * @author linliu
 * @date   2020-05-12
 */
public class CQLocalDateTimeDeSerializer extends JsonDeserializer<LocalDateTime> {
    @Override
    public LocalDateTime deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
        String value = p.getText();
        if(StringUtil.isMatch(value, ConstantFactory.REGEX_DATE)) {
            return LocalDateTimeUtil.getDateTime(value, ConstantFactory.STR_DATE);
        } else if(StringUtil.isMatch(value, ConstantFactory.REGEX_DATETIME)) {
            return LocalDateTimeUtil.getDateTime(value);
        } else if(StringUtil.isMatch(value, ConstantFactory.REGEX_DATETIME_FULL)) {
            return LocalDateTimeUtil.getDateTime(value, ConstantFactory.STR_DATE_FULLMS);
        } else if(StringUtil.isMatch(value, "^[0-9]{13}$")) {
            return LocalDateTimeUtil.getDateTime(NumericUtil.tryParseLong(value));
        } else {
            throw new IOException("can't be deserialize as type “LocalDateTime”, " + value);
        }
    }
}