public ContentHandler()
{
var appleStructure = DbContext;
if (appleStructure != null)
{
_dataSource = appleStructure.Contents;
}
_searchPattern = new NullableContent();
Fields = new NullableContent();
}
public NullableContent Set()
{
var fileds = Fields;
Content record = null;
if (fileds != null)
{
if (fileds.Id != null && DataSource != null)
{
record = DataSource.First(x => x.Id == fileds.Id.Value);
}
}
var perform = false;
if (record != null)
{
if (fileds.HierachyId.HasValue)
{
record.Hierarchy = fileds.HierachyId.Value;
}
record.ContentValue = fileds.ContentValue;
record.Name = fileds.Name;
perform = true;
}
var isSuccess = false;
if (perform && DataSource.Context != null)
{
DataSource.Context.SubmitChanges();
isSuccess = true;
}
NullableContent result = null;
if (isSuccess)
{
result = new NullableContent
{
Id = record.Id,
ContentValue = record.ContentValue,
HierachyId = record.Hierarchy,
Name = record.Name
};
}
return(result);
}
public List <NullableContent> Get()
{
IQueryable <Content> records = DataSource;
var pattern = SearchPattern;
if (records != null &&
pattern != null)
{
var hierachyId = pattern.HierachyId;
if (hierachyId.HasValue)
{
records = records.Where(x => x.Hierarchy == hierachyId.Value);
}
var id = pattern.Id;
if (id.HasValue)
{
records = records.Where(x => x.Id == id.Value);
}
var name = pattern.Name;
if (name != null)
{
records = records.Where(x => x.Name.Contains(name));
}
var content = pattern.ContentValue;
if (content.HasValue)
{
records = records.Where(x => x.ContentValue == content.Value);
}
}
List <NullableContent> result = null;
if (records != null)
{
foreach (var record in records)
{
var resultRecord = new NullableContent(record);
if (result == null)
{
result = new List <NullableContent>();
}
result.Add(resultRecord);
}
}
return(result);
}
public NullableContent Add()
{
Content record = null;
var dataSource = DataSource;
var fields = Fields;
if (dataSource != null && fields != null)
{
record = new Content();
}
if (record != null)
{
record.ContentValue = fields.ContentValue;
record.Name = fields.Name;
}
if (record != null && fields.Id != null)
{
record.Id = fields.Id.Value;
}
if (fields != null)
{
if (fields.HierachyId != null && record != null)
{
record.Hierarchy = fields.HierachyId.Value;
}
}
if (dataSource != null)
{
if (dataSource.Context != null && record != null)
{
dataSource.InsertOnSubmit(record);
dataSource.Context.SubmitChanges();
}
}
var result = new NullableContent(record);
return(result);
}
