public async Task <IActionResult> PartiallyUpdate(
[FromRoute] string id, [FromBody] JsonPatchDocument patchDoc)
{
LoverPhoto loverPhotoToUpdate = await _repository.FindByIdAsync(id);
if (loverPhotoToUpdate == null)
{
return(NotFound());
}
var authorizationResult = await _authorizationService.AuthorizeAsync(
User, loverPhotoToUpdate, Operations.Update);
if (!authorizationResult.Succeeded)
{
return(Forbid());
}
LoverPhotoUpdateResource loverPhotoUpdateResource = _mapper.Map <LoverPhotoUpdateResource>(loverPhotoToUpdate);
patchDoc.ApplyTo(loverPhotoUpdateResource);
_mapper.Map(loverPhotoUpdateResource, loverPhotoToUpdate);
if (!await _unitOfWork.SaveChangesAsync())
{
throw new Exception("保存数据失败");
}
return(NoContent());
}
public async Task <IActionResult> Add([FromForm] LoverPhotoAddResource loverPhotoAddResource)
{
IFormFile file = loverPhotoAddResource.File;
if (file == null) // 表单中必须包含图片文件
{
ModelState.AddModelError("loverPhotoAddResource", $"parameter {file} cannot be null");
return(BadRequest(ModelState));
}
// 无法自动映射表单的Tags到对应的Tags集合属性, 所以手动处理一下, 读取key为Tags的值, 反序列化json
// 元数据是json数组, 示例: [{"name": "value"}, {"name", "value2"}]
// 表单中只能有一个tags键
Request.Form.TryGetValue("tags", out StringValues tagsStrings);
if (tagsStrings.Count > 1)
{
return(BadRequest());
}
if (tagsStrings.Count <= 0)
{
tagsStrings = new StringValues("[]");
}
IList <TagAddResource> tags =
JsonConvert.DeserializeObject <IList <TagAddResource> >(tagsStrings.FirstOrDefault());
loverPhotoAddResource.Tags = tags;
LoverCloudUser user = await _userRepository.FindByIdAsync(this.GetUserId());
Lover lover = user.Lover;
LoverPhoto loverPhoto = _mapper.Map <LoverPhoto>(loverPhotoAddResource);
// 生成 PhotoPhysicalPath 要用到 Uploader, 所以先设置 Uploader 的值
loverPhoto.Uploader = user;
loverPhoto.Lover = lover;
loverPhoto.PhysicalPath = loverPhoto.GeneratePhotoPhysicalPath(file.GetFileSuffix());;
loverPhoto.UpdateDate = DateTime.Now;
loverPhoto.PhotoUrl = Url.LinkRelative("GetPhoto", new { id = loverPhoto.Id });
// 添加到数据库
_repository.Add(loverPhoto);
if (!await _unitOfWork.SaveChangesAsync())
{
throw new Exception("数据保存失败");
}
// 保存图片文件
await file.SaveToFileAsync(loverPhoto.PhysicalPath);
LoverPhotoResource loverPhotoResource = _mapper.Map <LoverPhotoResource>(loverPhoto);
ExpandoObject result = loverPhotoResource.ToDynamicObject()
.AddLinks(this, null, "photo", "GetPhoto", "DeleteLoverPhoto", "PartiallyUpdateLoverPhoto");
return(CreatedAtRoute("AddLoverPhoto", result));
}
public async Task <IActionResult> Add([FromForm] LoverLogAddResource addResource)
{
LoverCloudUser user = await _userRepository.FindByIdAsync(this.GetUserId());
Lover lover = user.Lover;
LoverLog loverLog = _mapper.Map <LoverLog>(addResource);
loverLog.Creater = user;
loverLog.Lover = lover;
loverLog.CreateDateTime = DateTime.Now;
loverLog.LastUpdateTime = DateTime.Now;
_repository.Add(loverLog);
if (addResource.Photos != null)
{
foreach (var formFile in addResource.Photos)
{
var photo = new LoverPhoto
{
Name = formFile.FileName,
Uploader = user,
Lover = lover,
LoverLog = loverLog,
PhotoTakenDate = DateTime.Now,
};
photo.PhysicalPath = photo.GeneratePhotoPhysicalPath(formFile.GetFileSuffix());
loverLog.LoverPhotos.Add(photo);
await formFile.SaveToFileAsync(photo.PhysicalPath);
}
}
if (!await _unitOfWork.SaveChangesAsync())
{
return(NoContent());
}
LoverLogResource loverLogResource = _mapper.Map <LoverLogResource>(loverLog);
ExpandoObject shapedLoverLogResource = loverLogResource.ToDynamicObject()
.AddLinks(
this, null, "log", "GetLoverLog",
"DeleteLoverLog", "PartiallyUpdateLoverLog");
return(CreatedAtRoute("AddLoverLog", shapedLoverLogResource));
}
public async Task <IActionResult> Get([FromQuery] LoverAlbumParameters parameters)
{
PaginatedList <LoverAlbum> albums = await _albumRepository.GetLoverAlbumsAsync(this.GetUserId(), parameters);
IQueryable <LoverAlbum> sortedAlbums = albums.AsQueryable()
.ApplySort(
parameters.OrderBy,
_propertyMappingContainer.Resolve <LoverAlbumResource, LoverAlbum>());
IEnumerable <LoverAlbumResource> albumResources =
_mapper.Map <IEnumerable <LoverAlbumResource> >(sortedAlbums);
foreach (LoverAlbumResource source in albumResources)
{
source.PhotosCount = await _albumRepository.GetPhotosCount(source.Id);
LoverPhoto converImage = await _albumRepository.GetCoverImage(source.Id);
if (converImage != null)
{
source.CoverImageUrl = Url.LinkRelative("GetPhoto", new { id = converImage.Id });
}
}
IEnumerable <ExpandoObject> shapedAlbumResources = albumResources
.ToDynamicObject(parameters.Fields)
.AddLinks(
this, parameters.Fields, "album",
"GetLoverAlbum", "DeleteLoverAlbum", "PartiallyUpdateLoverAlbum");
var result = new
{
value = shapedAlbumResources,
links = this.CreatePaginationLinks("GetLoverAlbums", parameters, albums.HasPrevious, albums.HasNext)
};
this.AddPaginationHeaderToResponse(albums);
return(Ok(result));
}
public void Update(LoverPhoto entity)
{
_dbContext.Update(entity);
}
public void Delete(LoverPhoto entity)
{
_dbContext.LoverPhotos.Remove(entity);
}
public void Add(LoverPhoto entity)
{
_dbContext.LoverPhotos.Add(entity);
}
