feat: 添加裁剪人脸图片功能，更新人脸管理服务以支持裁剪路径

Models/DataBase/Face.cs

@@ -15,6 +15,8 @@ public class Face : BaseModel
     [Range(0.0, 1.0)]
     public double FaceConfidence { get; set; }
 
+    public string? CroppedImagePath { get; set; }
+
     public int PictureId { get; set; }
 
     [ForeignKey("PictureId")]

Services/Background/Processors/FaceRecognitionTaskProcessor.cs

@@ -4,6 +4,9 @@ using Foxel.Services.Storage;
 using Microsoft.EntityFrameworkCore;
 using System.Text.Json;
 using System.Text.Json.Serialization;
+using SixLabors.ImageSharp;
+using SixLabors.ImageSharp.Processing;
+using SixLabors.ImageSharp.Formats.Jpeg;
 
 namespace Foxel.Services.Background.Processors
 {
@@ -162,8 +165,15 @@ namespace Foxel.Services.Background.Processors
                 // 保存人脸数据到数据库
                 if (faceRecognitionResult?.Result != null && faceRecognitionResult.Result.Any())
                 {
+                    // 确保人脸保存目录存在
+                    var faceImagesDir = Path.Combine(Directory.GetCurrentDirectory(), "Uploads", "faces");
+                    Directory.CreateDirectory(faceImagesDir);
+
                     foreach (var faceResult in faceRecognitionResult.Result)
                     {
+                        // 裁剪人脸图片
+                        var croppedImagePath = await CropAndSaveFaceImageAsync(tempImagePath, faceResult.FacialArea, faceImagesDir);
+
                         var face = new Face
                         {
                             PictureId = pictureId,
@@ -172,7 +182,8 @@ namespace Foxel.Services.Background.Processors
                             Y = faceResult.FacialArea.Y,
                             W = faceResult.FacialArea.W,
                             H = faceResult.FacialArea.H,
-                            FaceConfidence = faceResult.FaceConfidence
+                            FaceConfidence = faceResult.FaceConfidence,
+                            CroppedImagePath = croppedImagePath
                         };
 
                         dbContext.Faces.Add(face);
@@ -282,5 +293,41 @@ namespace Foxel.Services.Background.Processors
                 _logger.LogWarning("尝试在 FaceRecognitionProcessor 中更新不存在的任务状态: TaskId={TaskId}", taskId);
             }
         }
+
+        private async Task<string> CropAndSaveFaceImageAsync(string originalImagePath, FacialAreaResponse facialArea, string saveDirectory)
+        {
+            try
+            {
+                using var originalImage = await Image.LoadAsync(originalImagePath);
+                
+                // 确保裁剪区域在图片范围内
+                var cropX = Math.Max(0, facialArea.X);
+                var cropY = Math.Max(0, facialArea.Y);
+                var cropWidth = Math.Min(facialArea.W, originalImage.Width - cropX);
+                var cropHeight = Math.Min(facialArea.H, originalImage.Height - cropY);
+
+                if (cropWidth <= 0 || cropHeight <= 0)
+                {
+                    throw new Exception("无效的人脸区域坐标");
+                }
+
+                var cropRect = new Rectangle(cropX, cropY, cropWidth, cropHeight);
+                
+                // 生成唯一文件名
+                var fileName = $"face_{Guid.NewGuid()}.jpg";
+                var filePath = Path.Combine(saveDirectory, fileName);
+                
+                // 使用 ImageSharp 裁剪并保存
+                using var croppedImage = originalImage.Clone(ctx => ctx.Crop(cropRect));
+                await croppedImage.SaveAsJpegAsync(filePath, new JpegEncoder { Quality = 90 });
+                
+                return Path.Combine("Uploads", "faces", fileName);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "裁剪人脸图片失败");
+                return string.Empty;
+            }
+        }
     }
 }

Services/Management/FaceManagementService.cs

@@ -4,12 +4,14 @@ using Foxel.Models.Response.Picture;
 using Foxel.Services.Mapping;
 using Foxel.Api.Management;
 using Microsoft.EntityFrameworkCore;
+using Foxel.Services.Configuration;
 
 namespace Foxel.Services.Management;
 
 public class FaceManagementService(
     IDbContextFactory<MyDbContext> contextFactory,
     IMappingService mappingService,
+    IConfigService configService,
     ILogger<FaceManagementService> logger) : IFaceManagementService
 {
     public async Task<PaginatedResult<FaceClusterResponse>> GetFaceClustersAsync(int page = 1, int pageSize = 20)
@@ -22,7 +24,7 @@ public class FaceManagementService(
             {
                 Cluster = c,
                 FaceCount = dbContext.Faces.Count(f => f.ClusterId == c.Id),
-                ThumbnailPath = dbContext.Faces
+                ThumbnailPath = configService["AppSettings:ServerUrl"] + dbContext.Faces
                     .Where(f => f.ClusterId == c.Id)
                     .Include(f => f.Picture)
                     .OrderByDescending(f => f.CreatedAt)
@@ -195,11 +197,10 @@ public class FaceManagementService(
             {
                 Cluster = c,
                 FaceCount = dbContext.Faces.Count(f => f.ClusterId == c.Id && f.Picture.UserId == userId),
-                ThumbnailPath = dbContext.Faces
-                    .Where(f => f.ClusterId == c.Id && f.Picture.UserId == userId)
-                    .Include(f => f.Picture)
+                ThumbnailPath = configService["AppSettings:ServerUrl"]+  dbContext.Faces
+                    .Where(f => f.ClusterId == c.Id && f.Picture.UserId == userId && !string.IsNullOrEmpty(f.CroppedImagePath))
                     .OrderByDescending(f => f.CreatedAt)
-                    .Select(f => f.Picture.ThumbnailPath)
+                    .Select(f => f.CroppedImagePath)
                     .FirstOrDefault()
             })
             .Where(x => x.FaceCount > 0)

Web/src/pages/explore/Index.tsx

@@ -195,25 +195,27 @@ const FaceExplore: React.FC = () => {
           alignItems: 'center',
           justifyContent: 'center',
           backgroundColor: '#f8f9fa',
-          overflow: 'hidden'
+          overflow: 'hidden',
+          padding: 20
         }}>
           {cluster.thumbnailPath ? (
-            <Image
+            <Avatar
+              size={120}
               src={cluster.thumbnailPath}
-              alt={cluster.name}
-              width="100%"
-              height={180}
               style={{
-                objectFit: 'cover',
-                display: 'block'
+                border: '3px solid #fff',
+                boxShadow: '0 2px 8px rgba(0,0,0,0.1)'
               }}
-              preview={false}
             />
           ) : (
             <Avatar
-              size={80} 
+              size={120}
               icon={<UserOutlined />}
-              style={{ backgroundColor: '#e6f7ff' }}
+              style={{
+                backgroundColor: '#e6f7ff',
+                border: '3px solid #fff',
+                boxShadow: '0 2px 8px rgba(0,0,0,0.1)'
+              }}
             />
           )}
         </div>
@@ -448,38 +450,57 @@ const FaceExplore: React.FC = () => {
           {clusterPictures.length > 0 ? (
             <div style={{
               display: 'grid',
-              gridTemplateColumns: 'repeat(auto-fill, minmax(100px, 1fr))', 
-              gap: 12,
+              gridTemplateColumns: 'repeat(auto-fill, minmax(120px, 1fr))',
+              gap: 16,
               maxHeight: 500,
               overflowY: 'auto',
               padding: '8px'
             }}>
               {clusterPictures.map(picture => (
                 <div key={picture.id} style={{ textAlign: 'center' }}>
-                  <Image
-                    width={100}
-                    height={100}
+                  <Avatar
+                    size={100}
                     src={picture.thumbnailPath || picture.path}
                     style={{
-                      objectFit: 'cover', 
-                      borderRadius: 6,
-                      border: '1px solid #f0f0f0'
-                    }}
-                    preview={{
-                      src: picture.path
+                      border: '2px solid #f0f0f0',
+                      cursor: 'pointer',
+                      transition: 'all 0.3s ease',
+                      marginBottom: 8
                     }}
                   />
                   <div style={{
                     fontSize: '11px',
                     color: '#666',
-                    marginTop: 4,
                     overflow: 'hidden',
                     textOverflow: 'ellipsis',
                     whiteSpace: 'nowrap',
-                    maxWidth: '100px'
+                    maxWidth: '120px'
                   }}>
                     {picture.name || `图片${picture.id}`}
                   </div>
+                  <div style={{ marginTop: 4 }}>
+                    <Image
+                      width={0}
+                      height={0}
+                      src={picture.path}
+                      style={{ display: 'none' }}
+                      preview={{
+                        src: picture.path,
+                        mask: (
+                          <div style={{
+                            fontSize: '10px',
+                            color: '#fff',
+                            background: 'rgba(0,0,0,0.6)',
+                            padding: '2px 6px',
+                            borderRadius: 4,
+                            cursor: 'pointer'
+                          }}>
+                            查看大图
+                          </div>
+                        )
+                      }}
+                    />
+                  </div>
                 </div>
               ))}
             </div>