编辑证件信息图片前先删除原有图片

24Hour/Controllers/system/SystemControllerController.cs

@@ -783,8 +783,28 @@ namespace _24Hour.Controllers.system
             {
                 _db.BeginTran();
                 var userlist = await _db.Queryable<App_Sys_UserModel>().Where(q => q.IsDeleted == 0 && q.Id ==input.lawyerid).ToListAsync();
+
+                var deleteOldData = (string? jsonpath) =>
+                {
+                    if (string.IsNullOrEmpty(jsonpath))
+                    {
+                        return;
+                    }
+                    var photos = jsonpath.ConvertToModel<List<string>>() ?? new List<string>();
+                    foreach (var photo in photos.Where(x => x != null))
+                    {
+                        var urlpath = photo.Split('/');
+                        var filepath = Path.Combine(Environment.CurrentDirectory, "wwwroot", Path.Combine(urlpath));
+                        if (System.IO.File.Exists(filepath))
+                        {
+                            System.IO.File.Delete(filepath);
+                        }
+                    }
+                };
                 userlist.ForEach(q =>
                 {
+                    deleteOldData(q.identityphoto);
+
                     //头像地址
                     q.identityphoto =input.photo.ConvertToJsonStr();
                 });
@@ -819,6 +839,25 @@ namespace _24Hour.Controllers.system
             {
                 _db.BeginTran();
                 var userlist = await _db.Queryable<App_Sys_UserModel>().Where(q => q.IsDeleted == 0 && q.Id == _userdata.Id).ToListAsync();
+
+                var deleteOldData = (string? jsonpath) =>
+                {
+                    if (string.IsNullOrEmpty(jsonpath))
+                    {
+                        return;
+                    }
+                    var photos = jsonpath.ConvertToModel<List<string>>() ?? new List<string>();
+                    foreach (var photo in photos.Where(x => x != null))
+                    {
+                        var urlpath = photo.Split('/');
+                        var filepath = Path.Combine(Environment.CurrentDirectory, "wwwroot", Path.Combine(urlpath));
+                        if (System.IO.File.Exists(filepath))
+                        {
+                            System.IO.File.Delete(filepath);
+                        }
+                    }
+                };
+
                 userlist.ForEach(q =>
                 {
                     //头像地址