private static Dictionary <string, Record> GetMap(RecordSet recordSet)
{
var map = new Dictionary <string, Record>();
foreach (var record in recordSet)
{
string id = GetId(record);
if (id != null)
{
map.Add(id, record);
}
}
return(map);
}
internal ApiUpdate(Api api, EntitySchema entity, RecordSet records, ApiUpdateMode mode)
{
if (api == null)
{
throw new ArgumentNullException(nameof(api));
}
if (entity == null)
{
throw new ArgumentNullException(nameof(entity));
}
_api = api;
Entity = entity;
Mode = mode;
Records = records ?? new RecordSet();
}
public static RecordSetChanges Create(RecordSet original, RecordSet modified)
{
if (original == null)
{
throw new ArgumentNullException(nameof(original));
}
if (modified == null)
{
throw new ArgumentNullException(nameof(modified));
}
var originalMap = GetMap(original);
var modifiedMap = GetMap(modified);
var deleted = originalMap.Keys.Where(p => !modifiedMap.ContainsKey(p)).ToList();
var newRecords = new List <Record>();
var modifiedRecords = new List <Record>();
foreach (var modifiedRecord in modified)
{
string id = GetId(modifiedRecord);
Record originalRecord;
if (id != null && originalMap.TryGetValue(id, out originalRecord))
{
if (!AreEqual(originalRecord, modifiedRecord))
{
modifiedRecords.Add(modifiedRecord);
}
}
else
{
newRecords.Add(modifiedRecord);
}
}
return(new RecordSetChanges(new RecordSet(newRecords), new RecordSet(modifiedRecords), deleted));
}
public ApiUpdate CreateUpdate(EntitySchema entity, RecordSet records)
{
return(new ApiUpdate(this, entity, records, ApiUpdateMode.Update));
}
private RecordSetChanges(RecordSet @new, RecordSet modified, IList <string> deleted)
{
New = @new;
Modified = modified;
Deleted = deleted;
}