feat: 添加数据库支持，保存测算记录

- 添加Spring Data JPA和H2/MySQL数据库依赖
- 创建DeductRecord实体类，保存测算记录
- 创建DeductRecordRepository和DeductRecordService
- 创建RecordController，提供记录查询和删除API
- 修改BaZiController，保存测算结果到数据库
- 配置H2数据库用于开发，MySQL用于生产环境

src/main/java/xuan/controller/BaZiController.java

@@ -1,12 +1,16 @@
 package xuan.controller;
 
+import com.alibaba.fastjson.JSON;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import xuan.core.bazi.BaZi;
 import xuan.core.bazi.settings.BaZiJiChuSetting;
 import xuan.core.bazi.settings.BaZiShenShaSetting;
 import xuan.core.bazi.settings.BaZiGanZhiLiuYiSetting;
+import xuan.entity.DeductRecord;
 import xuan.service.HunYuanAiService;
 import xuan.service.PromptTemplates;
+import xuan.service.DeductRecordService;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -16,6 +20,9 @@ import java.util.Map;
 public class BaZiController {
 
     private final HunYuanAiService aiService = new HunYuanAiService();
+    
+    @Autowired
+    private DeductRecordService recordService;
 
     @PostMapping("/paipan")
     public Map<String, Object> paiPan(@RequestBody BaZiRequest request) {
@@ -49,6 +56,20 @@ public class BaZiController {
             );
             data.put("aiAnalysis", aiAnalysis);
 
+            DeductRecord record = new DeductRecord();
+            record.setUserId(request.getUserId() != null ? request.getUserId() : "default_user");
+            record.setType("bazi");
+            record.setName(request.getName() != null ? request.getName() : "某人");
+            record.setOccupy(request.getOccupy());
+            record.setSex(request.getSex());
+            record.setInputDate(request.getDate());
+            record.setInputData(JSON.toJSONString(request));
+            record.setResultData(JSON.toJSONString(data));
+            record.setAiAnalysis(aiAnalysis);
+            recordService.saveRecord(record);
+            
+            data.put("recordId", record.getId());
+
             result.put("success", true);
             result.put("data", data);
         } catch (Exception e) {
@@ -94,6 +115,7 @@ public class BaZiController {
     }
 
     public static class BaZiRequest {
+        private String userId;
         private String name;
         private String occupy;
         private Integer sex;
@@ -109,6 +131,8 @@ public class BaZiController {
         private Integer monthGanZhiType;
         private Integer dayGanZhiType;
 
+        public String getUserId() { return userId; }
+        public void setUserId(String userId) { this.userId = userId; }
         public String getName() { return name; }
         public void setName(String name) { this.name = name; }
         public String getOccupy() { return occupy; }

src/main/java/xuan/controller/RecordController.java

@@ -0,0 +1,110 @@
+package xuan.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+import xuan.entity.DeductRecord;
+import xuan.service.DeductRecordService;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+@RestController
+@RequestMapping("/api/records")
+public class RecordController {
+    
+    @Autowired
+    private DeductRecordService recordService;
+    
+    @GetMapping("/list")
+    public Map<String, Object> getRecords(@RequestParam String userId) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            List<DeductRecord> records = recordService.findByUserId(userId);
+            result.put("success", true);
+            result.put("data", records);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+    
+    @GetMapping("/recent")
+    public Map<String, Object> getRecentRecords(@RequestParam String userId) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            List<DeductRecord> records = recordService.findRecentByUserId(userId);
+            result.put("success", true);
+            result.put("data", records);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+    
+    @GetMapping("/type")
+    public Map<String, Object> getRecordsByType(
+            @RequestParam String userId,
+            @RequestParam String type) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            List<DeductRecord> records = recordService.findByUserIdAndType(userId, type);
+            result.put("success", true);
+            result.put("data", records);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+    
+    @GetMapping("/detail")
+    public Map<String, Object> getRecordDetail(@RequestParam Long id) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            Optional<DeductRecord> record = recordService.findById(id);
+            if (record.isPresent()) {
+                result.put("success", true);
+                result.put("data", record.get());
+            } else {
+                result.put("success", false);
+                result.put("error", "记录不存在");
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+    
+    @DeleteMapping("/delete")
+    public Map<String, Object> deleteRecord(@RequestParam Long id) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            recordService.deleteById(id);
+            result.put("success", true);
+            result.put("message", "删除成功");
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+    
+    @DeleteMapping("/clear")
+    public Map<String, Object> clearRecords(@RequestParam String userId) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            recordService.deleteByUserId(userId);
+            result.put("success", true);
+            result.put("message", "清空成功");
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", e.getMessage());
+        }
+        return result;
+    }
+}

src/main/java/xuan/entity/DeductRecord.java

@@ -0,0 +1,90 @@
+package xuan.entity;
+
+import javax.persistence.*;
+import java.time.LocalDateTime;
+
+@Entity
+@Table(name = "deduct_record")
+public class DeductRecord {
+    
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    
+    @Column(nullable = false)
+    private String userId;
+    
+    @Column(nullable = false)
+    private String type;
+    
+    @Column(nullable = false)
+    private String name;
+    
+    private String occupy;
+    
+    private Integer sex;
+    
+    @Column(nullable = false)
+    private String inputDate;
+    
+    @Column(columnDefinition = "TEXT")
+    private String inputData;
+    
+    @Column(columnDefinition = "TEXT")
+    private String resultData;
+    
+    @Column(columnDefinition = "TEXT")
+    private String aiAnalysis;
+    
+    @Column(nullable = false, updatable = false)
+    private LocalDateTime createTime;
+    
+    private LocalDateTime updateTime;
+    
+    @PrePersist
+    protected void onCreate() {
+        createTime = LocalDateTime.now();
+        updateTime = createTime;
+    }
+    
+    @PreUpdate
+    protected void onUpdate() {
+        updateTime = LocalDateTime.now();
+    }
+    
+    public Long getId() { return id; }
+    public void setId(Long id) { this.id = id; }
+    
+    public String getUserId() { return userId; }
+    public void setUserId(String userId) { this.userId = userId; }
+    
+    public String getType() { return type; }
+    public void setType(String type) { this.type = type; }
+    
+    public String getName() { return name; }
+    public void setName(String name) { this.name = name; }
+    
+    public String getOccupy() { return occupy; }
+    public void setOccupy(String occupy) { this.occupy = occupy; }
+    
+    public Integer getSex() { return sex; }
+    public void setSex(Integer sex) { this.sex = sex; }
+    
+    public String getInputDate() { return inputDate; }
+    public void setInputDate(String inputDate) { this.inputDate = inputDate; }
+    
+    public String getInputData() { return inputData; }
+    public void setInputData(String inputData) { this.inputData = inputData; }
+    
+    public String getResultData() { return resultData; }
+    public void setResultData(String resultData) { this.resultData = resultData; }
+    
+    public String getAiAnalysis() { return aiAnalysis; }
+    public void setAiAnalysis(String aiAnalysis) { this.aiAnalysis = aiAnalysis; }
+    
+    public LocalDateTime getCreateTime() { return createTime; }
+    public void setCreateTime(LocalDateTime createTime) { this.createTime = createTime; }
+    
+    public LocalDateTime getUpdateTime() { return updateTime; }
+    public void setUpdateTime(LocalDateTime updateTime) { this.updateTime = updateTime; }
+}

src/main/java/xuan/repository/DeductRecordRepository.java

@@ -0,0 +1,20 @@
+package xuan.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.stereotype.Repository;
+import xuan.entity.DeductRecord;
+
+import java.util.List;
+
+@Repository
+public interface DeductRecordRepository extends JpaRepository<DeductRecord, Long> {
+    
+    List<DeductRecord> findByUserIdOrderByCreateTimeDesc(String userId);
+    
+    List<DeductRecord> findByUserIdAndTypeOrderByCreateTimeDesc(String userId, String type);
+    
+    @Query("SELECT d FROM DeductRecord d WHERE d.userId = :userId ORDER BY d.createTime DESC LIMIT 10")
+    List<DeductRecord> findTop10ByUserIdOrderByCreateTimeDesc(@Param("userId") String userId);
+}

src/main/java/xuan/service/DeductRecordService.java

@@ -0,0 +1,49 @@
+package xuan.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import xuan.entity.DeductRecord;
+import xuan.repository.DeductRecordRepository;
+
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class DeductRecordService {
+    
+    @Autowired
+    private DeductRecordRepository recordRepository;
+    
+    @Transactional
+    public DeductRecord saveRecord(DeductRecord record) {
+        return recordRepository.save(record);
+    }
+    
+    public Optional<DeductRecord> findById(Long id) {
+        return recordRepository.findById(id);
+    }
+    
+    public List<DeductRecord> findByUserId(String userId) {
+        return recordRepository.findByUserIdOrderByCreateTimeDesc(userId);
+    }
+    
+    public List<DeductRecord> findByUserIdAndType(String userId, String type) {
+        return recordRepository.findByUserIdAndTypeOrderByCreateTimeDesc(userId, type);
+    }
+    
+    public List<DeductRecord> findRecentByUserId(String userId) {
+        return recordRepository.findTop10ByUserIdOrderByCreateTimeDesc(userId);
+    }
+    
+    @Transactional
+    public void deleteById(Long id) {
+        recordRepository.deleteById(id);
+    }
+    
+    @Transactional
+    public void deleteByUserId(String userId) {
+        List<DeductRecord> records = recordRepository.findByUserIdOrderByCreateTimeDesc(userId);
+        recordRepository.deleteAll(records);
+    }
+}