public IQueryable<AdvertisementEntity> GetAdvertisementsByCondition(AdvertisementSearchCondition condition)
{
var query = _advertisementRepository.Table;
try
{
if (condition.AddtimeBegin.HasValue)
{
query = query.Where(q => q.Addtime>= condition.AddtimeBegin.Value);
}
if (condition.AddtimeEnd.HasValue)
{
query = query.Where(q => q.Addtime < condition.AddtimeEnd.Value);
}
if (condition.UpdTimeBegin.HasValue)
{
query = query.Where(q => q.UpdTime>= condition.UpdTimeBegin.Value);
}
if (condition.UpdTimeEnd.HasValue)
{
query = query.Where(q => q.UpdTime < condition.UpdTimeEnd.Value);
}
if (!string.IsNullOrEmpty(condition.Title))
{
query = query.Where(q => q.Title.Contains(condition.Title));
}
if (condition.Ids != null && condition.Ids.Any())
{
query = query.Where(q => condition.Ids.Contains(q.Id));
}
if (condition.Addusers != null && condition.Addusers.Any())
{
query = query.Where(q => condition.Addusers.Contains(q.Adduser));
}
if (condition.UpdUsers != null && condition.UpdUsers.Any())
{
query = query.Where(q => condition.UpdUsers.Contains(q.UpdUser));
}
if(condition.OrderBy.HasValue)
{
switch (condition.OrderBy.Value)
{
case EnumAdvertisementSearchOrderBy.OrderById:
query = condition.IsDescending?query.OrderByDescending(q=>q.Id):query.OrderBy(q=>q.Id);
break;
case EnumAdvertisementSearchOrderBy.OrderByTitle:
query = condition.IsDescending?query.OrderByDescending(q=>q.Title):query.OrderBy(q=>q.Title);
break;
case EnumAdvertisementSearchOrderBy.OrderByAddtime:
query = condition.IsDescending?query.OrderByDescending(q=>q.Addtime):query.OrderBy(q=>q.Addtime);
break;
case EnumAdvertisementSearchOrderBy.OrderByUpdTime:
query = condition.IsDescending?query.OrderByDescending(q=>q.UpdTime):query.OrderBy(q=>q.UpdTime);
break;
}
}
else
{
query = query.OrderBy(q=>q.Id);
}
if (condition.Page.HasValue && condition.PageCount.HasValue)
{
query = query.Skip((condition.Page.Value - 1)*condition.PageCount.Value).Take(condition.PageCount.Value);
}
return query;
}
catch(Exception e)
{
_log.Error(e,"数据库操作出错");
return null;
}
}
public int GetAdvertisementCount (AdvertisementSearchCondition condition)
{
var query = _advertisementRepository.Table;
try
{
if (condition.AddtimeBegin.HasValue)
{
query = query.Where(q => q.Addtime>= condition.AddtimeBegin.Value);
}
if (condition.AddtimeEnd.HasValue)
{
query = query.Where(q => q.Addtime < condition.AddtimeEnd.Value);
}
if (condition.UpdTimeBegin.HasValue)
{
query = query.Where(q => q.UpdTime>= condition.UpdTimeBegin.Value);
}
if (condition.UpdTimeEnd.HasValue)
{
query = query.Where(q => q.UpdTime < condition.UpdTimeEnd.Value);
}
if (!string.IsNullOrEmpty(condition.Title))
{
query = query.Where(q => q.Title.Contains(condition.Title));
}
if (condition.Ids != null && condition.Ids.Any())
{
query = query.Where(q => condition.Ids.Contains(q.Id));
}
if (condition.Addusers != null && condition.Addusers.Any())
{
query = query.Where(q => condition.Addusers.Contains(q.Adduser));
}
if (condition.UpdUsers != null && condition.UpdUsers.Any())
{
query = query.Where(q => condition.UpdUsers.Contains(q.UpdUser));
}
return query.Count();
}
catch(Exception e)
{
_log.Error(e,"数据库操作出错");
return -1;
}
}
