public JsonResult CarouselPictures(long UserId, int IsOpen)
{
using (var result = new ResponseResult <List <ExpertQuestionCarouselOutput> >())
{
long totalCount;
//判断是否有专家身份
var isExpert = _expertPermissionService.Count(m => m.IsEnabled && m.UserId == UserId) > 0;
Expression <Func <T_QUESTION, bool> > predicate;
if (isExpert && IsOpen == 0)
{
predicate = m => !m.IsDeleted && !m.IsOpen && m.IsPutOnCarousel;
}
else
{
predicate = m => !m.IsDeleted && m.IsOpen && m.IsPutOnCarousel;
}
//获取符合条件的问题列表
var list = _expertQuestionService.GetAll(predicate, null, m => m.LastModifiedTime, 1, 3, out totalCount, "User");
var enumerable = list as T_QUESTION[] ?? list.ToArray();
if (enumerable.Any())
{
result.Entity = Mapper.Map <List <ExpertQuestionCarouselOutput> >(list);
//从每个问题条目中提取一个图片编号
var pictureIdDictionary = new Dictionary <long, long>();
GetOnePictureIdFromPerQuestion(enumerable, pictureIdDictionary);
var picIdArray = pictureIdDictionary.Values.ToArray();
//根据图片编号列表获取图片信息
var fileInfoList = _fileInfoRepository.GetAll(m => picIdArray.Contains(m.Id));
//提取每个问题的用户编号
var userIdList = enumerable.Select(m => m.UserId).Distinct().ToArray();
var userList = _userService.GetAll(m => userIdList.Contains(m.Id));
//图片路径赋值
foreach (var item in result.Entity)
{
if (pictureIdDictionary.ContainsKey(item.QuestionId))
{
var fileInfo = fileInfoList.FirstOrDefault(m => m.Id == pictureIdDictionary[item.QuestionId]);
if (fileInfo != null)
{
item.PictureUrl = fileInfo.Path;
}
}
var user = userList.First(m => m.Id == item.UserId);
item.UserName = string.IsNullOrEmpty(user.UserName) ? user.LoginUserName : user.UserName;
}
}
result.TotalNums = totalCount;
result.Message = "获取问题列表轮播图成功!";
return(new JsonResultEx(result));
}
}
//
// GET: /Expert/Permission/
public ActionResult Check(long UserId)
{
var isExpert = _expertPermissionService.Count(m => m.IsEnabled && m.UserId == UserId);
using (var result = new ResponseResult <ExpertPermissionCheckOutput>())
{
result.Entity.IsExpert = isExpert;
return(new JsonResultEx(result));
}
}
