ConfigParamDao.java
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package com.viontech.keliu.dao;
import com.viontech.keliu.entity.SConfigParam;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.springframework.jdbc.core.BeanPropertyRowMapper;
import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
import org.springframework.stereotype.Repository;
import java.util.*;
import java.util.stream.Collectors;
/**
* Created with IntelliJ IDEA.
*
* @author: zhuhai
* Date: 2023-12-23
* Time: 14:29
*/
@Repository
@Slf4j
public class ConfigParamDao {
@Resource
private NamedParameterJdbcTemplate namedParameterJdbcTemplate;
public String getConfigParamByMallIdAndConfigKey(Long mallId, String configKey) {
List<SConfigParam> mallConfigParams = getMallConfigParams(mallId, Collections.singletonList(configKey));
if (mallConfigParams.isEmpty()) {
return null;
}
return mallConfigParams.get(0).getConfigValue();
}
public List<SConfigParam> getMallConfigParams(Long mallId, List<String> configKeys) {
Map<String, Object> params = new HashMap<>();
params.put("mallId", mallId);
params.put("configKeys", configKeys);
String sql = "SELECT * FROM s_config_params WHERE config_key IN (:configKeys) " +
"AND ((account_id IS NULL AND mall_id IS NULL) " +
"OR (account_id = (SELECT account_id FROM b_mall WHERE id = :mallId) AND mall_id IS NULL) " +
"OR (mall_id = :mallId));";
// 门店配置，集团配置，系统配置
List<SConfigParam> sConfigParams = namedParameterJdbcTemplate.query(sql, params, new BeanPropertyRowMapper<>(SConfigParam.class));
return new ArrayList<>(sConfigParams.stream().collect(Collectors.toMap(SConfigParam::getConfigKey, config -> config,
this::mergeByPriority)).values());
}
/**
* @param config 配置
* @return 配置的使用优先级。数字越小，优先级越高。门店级最高
*/
private int getLevel(SConfigParam config) {
if (config.getMallId() != null) {
return 1;
}
if (config.getAccountId() != null) {
return 2;
}
return 3;
}
private SConfigParam mergeByPriority(SConfigParam c1, SConfigParam c2) {
return getLevel(c1) <= getLevel(c2) ? c1 : c2;
}
}