public async Task ReturnNull_ForNullListOfInts()
{
await Task.Run(() =>
{
Assert.IsNull(RangeString.ToStringOfIds(null));
});
}
public async Task ReturnEmptyListOfInts_ForNullOrWhiteSpaceInputString(string inputString)
{
await Task.Run(() =>
{
Assert.AreEqual(new List <int>(), RangeString.ToCollectionOfId(inputString));
});
}
/// <summary>
/// Process Range header for AddHeaders()
/// </summary>
/// <param name="RangeHeader">Range header string</param>
/// <param name="HWR">HttpWebRequest object</param>
void AddRangeHeader(string RangeHeader, HttpWebRequest HWR)
{
//see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Range
string Unit = RangeHeader.Substring(0, RangeHeader.IndexOf("="));
string[] Ranges = RangeHeader.Substring(RangeHeader.IndexOf("=") + 1).Split(',');
foreach (string RangeString in Ranges)
{
string[] FromTo = RangeString.Replace(" ", "").Split('-');
if (FromTo.Length != 2)
{
return;
}
if (FromTo[0] == "") // bytes=-99
{
HWR.AddRange(Unit, 0 - int.Parse(FromTo[1]));
return;
}
if (FromTo[1] == "") // bytes=99-
{
HWR.AddRange(Unit, int.Parse(FromTo[0]));
return;
}
// bytes=100-200
HWR.AddRange(Unit, int.Parse(FromTo[0]), int.Parse(FromTo[1]));
}
}
/// <summary>
/// 获取子节点
/// </summary>
public TreeNode GetChild(RangeString key)
{
if (m_Children == null)
{
return(null);
}
m_Children.TryGetValue(key, out TreeNode child);
return(child);
}
/// <summary>
/// 获取子节点，如果不存在则添加
/// </summary>
public TreeNode GetOrAddChild(RangeString key)
{
TreeNode child = GetChild(key);
if (child == null)
{
child = AddChild(key);
}
return(child);
}
public async Task ReturnCorrectListOfInts_ForValidInputStringThatContainsCommas(string inputString)
{
await Task.Run(() =>
{
Assert.AreEqual(new List <int>()
{
1, 2, 3, 4, 5
}, RangeString.ToCollectionOfId(inputString));
});
}
/// <summary>
/// 添加子节点
/// </summary>
public TreeNode AddChild(RangeString key)
{
if (m_Children == null)
{
m_Children = new Dictionary <RangeString, TreeNode>();
}
else if (m_Children.ContainsKey(key))
{
throw new Exception("子节点添加失败，不允许重复添加：" + FullPath);
}
TreeNode child = new TreeNode(key.ToString(), this);
m_Children.Add(key, child);
ReddotMananger.Instance.NodeNumChangeCallback?.Invoke();
return(child);
}
public async Task <IQueryable <TEntity> > GetCollectionQueryable(TResourceParameters ofmResourceParameters)
{
IQueryable <TEntity> collectionQueryable = null;
await Task.Run(() =>
{
if (ofmResourceParameters == null)
{
ofmResourceParameters = new TResourceParameters();
}
collectionQueryable =
FittifyContext.Set <TEntity>()
.ApplySort(ofmResourceParameters.OrderBy)
.AsNoTracking();
if (!String.IsNullOrWhiteSpace(ofmResourceParameters.Ids))
{
TId[] listTIds;
if (typeof(TId) == typeof(int))
{
listTIds = RangeString.ToArrayOfId(ofmResourceParameters.Ids) as TId[];
}
else
{
// For example Guid Ids
listTIds = ofmResourceParameters.Ids.Split(",") as TId[];
}
collectionQueryable = collectionQueryable.Where(w => listTIds.Contains(w.Id));
}
if (!String.IsNullOrWhiteSpace(ofmResourceParameters.Fields))
{
collectionQueryable = collectionQueryable
.ShapeLinqToEntityQuery <TEntity, TId, FittifyContext>
(ofmResourceParameters.Fields,
ofmResourceParameters.DoIncludeIdsWhenQueryingSelectedFields,
FittifyContext);
}
});
return(collectionQueryable);
}
/// <summary>
/// 移除子节点
/// </summary>
public bool RemoveChild(RangeString key)
{
if (m_Children == null || m_Children.Count == 0)
{
return(false);
}
TreeNode child = GetChild(key);
if (child != null)
{
//子节点被删除 需要进行一次父节点刷新
ReddotMananger.Instance.MarkDirtyNode(this);
m_Children.Remove(key);
ReddotMananger.Instance.NodeNumChangeCallback?.Invoke();
return(true);
}
return(false);
}
