规范化类的名称
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package com.rj.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.rj.entity.LbFanManagement;
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import com.rj.mapper.LbFanManagementMapper;
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import com.rj.service.ILbFanManagementService;
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import com.rj.tenant.TenantContextHolder;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.dao.DuplicateKeyException;
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import org.springframework.stereotype.Service;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* 粉丝管理服务实现
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*/
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@Slf4j
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@Service
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public class LbFanManagementServiceImpl
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extends ServiceImpl<LbFanManagementMapper, LbFanManagement>
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implements ILbFanManagementService {
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private static final DateTimeFormatter DATE_TIME_FORMATTER =
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DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
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@Override
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public Map<String, Object> add(LbFanManagement entity) {
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Map<String, Object> result = new HashMap<>();
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try {
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trimStringFields(entity);
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fillTenantIdIfAbsent(entity);
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Map<String, Object> keyError = validateCompositeKey(entity);
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if (keyError != null) {
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return keyError;
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}
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Map<String, Object> idTenantError = fillAndValidateIdTenantId(entity);
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if (idTenantError != null) {
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return idTenantError;
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}
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if (existsByIdTenantId(entity.getIdTenantId())) {
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result.put("success", false);
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result.put("message", "唯一ID已存在：" + entity.getIdTenantId());
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return result;
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}
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if (entity.getShareNum() == null) {
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entity.setShareNum(0);
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}
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if (entity.getCreatedAt() == null) {
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entity.setCreatedAt(LocalDateTime.now());
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}
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boolean ok = this.save(entity);
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result.put("success", ok);
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result.put("message", ok ? "新增成功" : "新增失败");
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if (ok) {
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result.put("data", entity);
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}
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return result;
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} catch (DuplicateKeyException e) {
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log.warn("粉丝管理新增重复键, idTenantId={}", entity.getIdTenantId());
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result.put("success", false);
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result.put("message", "唯一ID已存在：" + entity.getIdTenantId());
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return result;
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} catch (Exception e) {
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log.error("粉丝管理新增异常", e);
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result.put("success", false);
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result.put("message", "新增异常：" + e.getMessage());
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return result;
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}
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}
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@Override
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public Map<String, Object> update(LbFanManagement entity) {
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Map<String, Object> result = new HashMap<>();
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try {
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trimStringFields(entity);
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fillTenantIdIfAbsent(entity);
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Map<String, Object> keyError = validateCompositeKey(entity);
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if (keyError != null) {
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return keyError;
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}
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Map<String, Object> idTenantError = fillAndValidateIdTenantId(entity);
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if (idTenantError != null) {
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return idTenantError;
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}
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LbFanManagement existing = this.getById(entity.getIdTenantId());
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if (existing == null) {
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result.put("success", false);
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result.put("message", "记录不存在，id_tenant_id=" + entity.getIdTenantId());
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return result;
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}
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if (entity.getCreatedAt() == null) {
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entity.setCreatedAt(existing.getCreatedAt());
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}
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// 唯一主键与联合键字段不可变更
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entity.setIdTenantId(existing.getIdTenantId());
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entity.setTenantId(existing.getTenantId());
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entity.setId(existing.getId());
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boolean ok = this.updateById(entity);
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result.put("success", ok);
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result.put("message", ok ? "修改成功" : "修改失败");
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if (ok) {
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result.put("data", this.getById(entity.getIdTenantId()));
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}
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return result;
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} catch (Exception e) {
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log.error("粉丝管理修改异常", e);
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result.put("success", false);
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result.put("message", "修改异常：" + e.getMessage());
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return result;
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}
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}
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@Override
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public Map<String, Object> deleteByIdTenantId(String idTenantId) {
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Map<String, Object> result = new HashMap<>();
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try {
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if (idTenantId == null || idTenantId.trim().isEmpty()) {
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result.put("success", false);
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result.put("message", "唯一ID（id_tenant_id）不能为空");
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return result;
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}
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String key = idTenantId.trim();
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boolean ok = this.removeById(key);
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result.put("success", ok);
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result.put("message", ok ? "删除成功" : "删除失败，记录可能不存在");
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return result;
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} catch (Exception e) {
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log.error("粉丝管理删除异常, idTenantId={}", idTenantId, e);
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result.put("success", false);
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result.put("message", "删除异常：" + e.getMessage());
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return result;
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}
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}
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@Override
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public Map<String, Object> pageQuery(Integer current,
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Integer size,
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String nickname,
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String mobile,
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Integer shareNumMin,
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Integer shareNumMax,
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String createdAtStart,
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String createdAtEnd) {
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Map<String, Object> result = new HashMap<>();
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try {
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if (current == null || current < 1) {
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current = 1;
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}
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if (size == null || size < 1) {
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size = 10;
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}
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LambdaQueryWrapper<LbFanManagement> queryWrapper = new LambdaQueryWrapper<>();
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if (nickname != null && !nickname.trim().isEmpty()) {
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queryWrapper.like(LbFanManagement::getNickname, nickname.trim());
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}
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if (mobile != null && !mobile.trim().isEmpty()) {
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queryWrapper.like(LbFanManagement::getMobile, mobile.trim());
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}
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if (shareNumMin != null) {
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queryWrapper.ge(LbFanManagement::getShareNum, shareNumMin);
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}
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if (shareNumMax != null) {
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queryWrapper.le(LbFanManagement::getShareNum, shareNumMax);
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}
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LocalDateTime start = parseDateTime(createdAtStart);
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if (createdAtStart != null && !createdAtStart.trim().isEmpty() && start == null) {
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result.put("success", false);
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result.put("message", "createdAtStart 格式错误，请使用 yyyy-MM-dd HH:mm:ss");
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return result;
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}
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LocalDateTime end = parseDateTime(createdAtEnd);
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if (createdAtEnd != null && !createdAtEnd.trim().isEmpty() && end == null) {
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result.put("success", false);
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result.put("message", "createdAtEnd 格式错误，请使用 yyyy-MM-dd HH:mm:ss");
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return result;
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}
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if (start != null) {
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queryWrapper.ge(LbFanManagement::getCreatedAt, start);
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}
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if (end != null) {
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queryWrapper.le(LbFanManagement::getCreatedAt, end);
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}
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queryWrapper.orderByDesc(LbFanManagement::getCreatedAt);
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Page<LbFanManagement> page = this.page(new Page<>(current, size), queryWrapper);
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result.put("success", true);
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result.put("message", "查询成功");
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result.put("data", page.getRecords());
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result.put("total", page.getTotal());
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result.put("current", page.getCurrent());
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result.put("size", page.getSize());
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result.put("pages", page.getPages());
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return result;
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} catch (Exception e) {
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log.error("粉丝管理分页查询异常", e);
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result.put("success", false);
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result.put("message", "查询异常：" + e.getMessage());
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return result;
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}
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}
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/**
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* 生成唯一ID：id + '_' + tenant_id
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*/
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public static String buildIdTenantId(Long id, String tenantId) {
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return id + "_" + tenantId;
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}
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private Map<String, Object> validateCompositeKey(LbFanManagement entity) {
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Map<String, Object> result = new HashMap<>();
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if (entity.getTenantId() == null || entity.getTenantId().trim().isEmpty()) {
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result.put("success", false);
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result.put("message", "租户ID不能为空");
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return result;
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}
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if (entity.getId() == null) {
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result.put("success", false);
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result.put("message", "粉丝ID不能为空");
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return result;
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}
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return null;
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}
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/**
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* 填充 id_tenant_id，并与传入值校验一致。
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*/
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private Map<String, Object> fillAndValidateIdTenantId(LbFanManagement entity) {
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Map<String, Object> result = new HashMap<>();
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String expected = buildIdTenantId(entity.getId(), entity.getTenantId());
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if (entity.getIdTenantId() == null || entity.getIdTenantId().trim().isEmpty()) {
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entity.setIdTenantId(expected);
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return null;
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}
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String actual = entity.getIdTenantId().trim();
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if (!expected.equals(actual)) {
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result.put("success", false);
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result.put("message", "id_tenant_id 与 id、tenant_id 不一致，应为：" + expected);
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return result;
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}
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entity.setIdTenantId(actual);
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return null;
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}
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private boolean existsByIdTenantId(String idTenantId) {
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return this.getById(idTenantId) != null;
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}
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private void fillTenantIdIfAbsent(LbFanManagement entity) {
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if (entity.getTenantId() == null || entity.getTenantId().trim().isEmpty()) {
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String tenantId = TenantContextHolder.getTenantId();
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if (tenantId != null && !tenantId.trim().isEmpty()) {
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entity.setTenantId(tenantId.trim());
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}
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}
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}
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private void trimStringFields(LbFanManagement entity) {
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if (entity.getIdTenantId() != null) {
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entity.setIdTenantId(entity.getIdTenantId().trim());
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}
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if (entity.getTenantId() != null) {
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entity.setTenantId(entity.getTenantId().trim());
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}
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if (entity.getAvatar() != null) {
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entity.setAvatar(entity.getAvatar().trim());
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}
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if (entity.getNickname() != null) {
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entity.setNickname(entity.getNickname().trim());
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}
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if (entity.getMobile() != null) {
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entity.setMobile(entity.getMobile().trim());
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}
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}
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private LocalDateTime parseDateTime(String text) {
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if (text == null || text.trim().isEmpty()) {
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return null;
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}
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try {
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return LocalDateTime.parse(text.trim(), DATE_TIME_FORMATTER);
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} catch (Exception e) {
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return null;
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}
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}
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}
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