private IActionResult ValidateDuplicatesDiffs(String tab, SidekaColumnConfig columns, SidekaDiff[] diffs, object[] data)
{
var idGetter = GetIdGetter(columns);
var ids = new HashSet <string>();
foreach (var item in data)
{
ids.Add(idGetter(item));
}
foreach (var diff in diffs)
{
foreach (var added in diff.Added)
{
var id = idGetter(added);
if (ids.Contains(id))
{
return(StatusCode((int)HttpStatusCode.BadRequest,
new Dictionary <string, string>()
{
{ "message",
string.Format("Duplicates item diff {0} in tab {1}", id, tab) }
}));
}
ids.Add(id);
}
}
return(null);
}
private static Func <Object, String> GetIdGetter(SidekaColumnConfig config)
{
if (config.IsDict)
{
return(o => (string)((Dictionary <string, object>)o)["id"]);
}
else
{
var index = Array.IndexOf(config.Columns, ("id"));
return(o => (String)((object[])o)[index]);
}
}
private IActionResult Validate(SidekaColumnConfig columns, object[] diffTypes, string location, bool validateArrayLength = true)
{
var index = 0;
foreach (var diffType in diffTypes)
{
Type t = diffType.GetType();
bool isDiffTypeDict = t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Dictionary <,>);
if (columns.IsDict)
{
if (!isDiffTypeDict)
{
return(StatusCode((int)HttpStatusCode.BadRequest,
new Dictionary <string, string>()
{
{ "message", string.Format("Invalid item, dict expected, at row {0} at {1}", index, location) }
}));
}
}
else
{
if (!t.IsArray)
{
return(StatusCode((int)HttpStatusCode.BadRequest,
new Dictionary <string, string>()
{
{ "message", string.Format("Invalid item, array expected, at row {0} at {1}", index, location) }
}));
}
else if (columns.Columns.Length != ((object[])diffType).Length && validateArrayLength)
{
return(StatusCode((int)HttpStatusCode.BadRequest,
new Dictionary <string, string>()
{
{ "message",
string.Format("Invalid item, expecting array of length {0} instead of {1}, at row {2} at {3}",
columns.Columns.Length, ((object[])diffType).Length, index, location) }
}));
}
}
index++;
}
return(null);
}
private object[] MergeDiffs(SidekaColumnConfig columns, SidekaDiff[] diffs, object[] dataArray)
{
var data = dataArray.ToList();
var idGetter = GetIdGetter(columns);
foreach (var diff in diffs)
{
foreach (var added in diff.Added)
{
data.Add(added);
}
foreach (var modified in diff.Modified)
{
for (var i = 0; i <= data.Count - 1; i++)
{
var datumId = idGetter(data[i]);
var modifiedId = idGetter(modified);
if (datumId == modifiedId)
{
data[i] = modified;
}
}
}
foreach (var deleted in diff.Deleted)
{
for (var i = data.Count - 1; i >= 0; i--)
{
var datumId = idGetter(data[i]);
var deletedId = idGetter(deleted);
if (datumId == deletedId)
{
data.RemoveAt(i);
}
}
}
}
return(data.ToArray());
}
