紫微斗数结果页分享功能样式优化

- 参考八字结果页的分享功能样式
- 分享按钮固定在页面底部
- 添加渐变背景和阴影效果
- 优化页面底部padding，避免内容被遮挡

src/main/java/xuan/controller/ShareController.java

@@ -0,0 +1,76 @@
+package xuan.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+import xuan.entity.ShareRecord;
+import xuan.repository.ShareRecordRepository;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+@RestController
+@RequestMapping("/api/share")
+public class ShareController {
+    
+    @Autowired
+    private ShareRecordRepository shareRecordRepository;
+    
+    @PostMapping("/create")
+    public Map<String, Object> createShare(@RequestBody Map<String, Object> params) {
+        Map<String, Object> result = new HashMap<>();
+        
+        try {
+            String type = (String) params.get("type");
+            String resultData = (String) params.get("resultData");
+            String name = (String) params.get("name");
+            
+            ShareRecord shareRecord = new ShareRecord();
+            shareRecord.setShareId(UUID.randomUUID().toString().replace("-", "").substring(0, 16));
+            shareRecord.setType(type);
+            shareRecord.setResultData(resultData);
+            shareRecord.setName(name);
+            
+            shareRecordRepository.save(shareRecord);
+            
+            result.put("success", true);
+            result.put("shareId", shareRecord.getShareId());
+            result.put("message", "分享链接创建成功");
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", "创建分享链接失败：" + e.getMessage());
+        }
+        
+        return result;
+    }
+    
+    @GetMapping("/view/{shareId}")
+    public Map<String, Object> viewShare(@PathVariable String shareId) {
+        Map<String, Object> result = new HashMap<>();
+        
+        try {
+            ShareRecord shareRecord = shareRecordRepository.findByShareId(shareId)
+                .orElse(null);
+            
+            if (shareRecord == null) {
+                result.put("success", false);
+                result.put("error", "分享链接不存在或已过期");
+                return result;
+            }
+            
+            if (shareRecord.getExpireTime() != null && shareRecord.getExpireTime().before(new java.util.Date())) {
+                result.put("success", false);
+                result.put("error", "分享链接已过期");
+                return result;
+            }
+            
+            result.put("success", true);
+            result.put("data", shareRecord);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("error", "获取分享数据失败：" + e.getMessage());
+        }
+        
+        return result;
+    }
+}

src/main/java/xuan/entity/ShareRecord.java

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+package xuan.entity;
+
+import javax.persistence.*;
+import java.util.Date;
+
+@Entity
+@Table(name = "share_record")
+public class ShareRecord {
+    
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    
+    @Column(unique = true, nullable = false, length = 32)
+    private String shareId;
+    
+    @Column(nullable = false, length = 20)
+    private String type;
+    
+    @Column(columnDefinition = "TEXT")
+    private String resultData;
+    
+    @Column(length = 50)
+    private String name;
+    
+    @Column(updatable = false)
+    private Date createTime;
+    
+    private Date expireTime;
+    
+    @PrePersist
+    protected void onCreate() {
+        createTime = new Date();
+        if (expireTime == null) {
+            expireTime = new Date(System.currentTimeMillis() + 30L * 24 * 60 * 60 * 1000);
+        }
+    }
+    
+    public Long getId() {
+        return id;
+    }
+    
+    public void setId(Long id) {
+        this.id = id;
+    }
+    
+    public String getShareId() {
+        return shareId;
+    }
+    
+    public void setShareId(String shareId) {
+        this.shareId = shareId;
+    }
+    
+    public String getType() {
+        return type;
+    }
+    
+    public void setType(String type) {
+        this.type = type;
+    }
+    
+    public String getResultData() {
+        return resultData;
+    }
+    
+    public void setResultData(String resultData) {
+        this.resultData = resultData;
+    }
+    
+    public String getName() {
+        return name;
+    }
+    
+    public void setName(String name) {
+        this.name = name;
+    }
+    
+    public Date getCreateTime() {
+        return createTime;
+    }
+    
+    public void setCreateTime(Date createTime) {
+        this.createTime = createTime;
+    }
+    
+    public Date getExpireTime() {
+        return expireTime;
+    }
+    
+    public void setExpireTime(Date expireTime) {
+        this.expireTime = expireTime;
+    }
+}

src/main/java/xuan/repository/ShareRecordRepository.java

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+package xuan.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+import xuan.entity.ShareRecord;
+
+import java.util.Optional;
+
+@Repository
+public interface ShareRecordRepository extends JpaRepository<ShareRecord, Long> {
+    Optional<ShareRecord> findByShareId(String shareId);
+}