public RowGenerator(DbSetInfo dbSetInfo, IEnumerable <object> dataSource, IDataHelper dataHelper)
{
_dbSetInfo = dbSetInfo ?? throw new ArgumentNullException(nameof(dbSetInfo));
_dataSource = dataSource ?? throw new ArgumentNullException(nameof(dataSource));
_dataHelper = dataHelper ?? throw new ArgumentNullException(nameof(dataHelper));
fieldInfos = _dbSetInfo.GetInResultFields();
pkInfos = _dbSetInfo.GetPKFields();
}
public RowGenerator(DbSetInfo dbSetInfo, IEnumerable <object> dataSource, IDataHelper dataHelper)
{
_dbSetInfo = dbSetInfo;
_dataSource = dataSource;
_dataHelper = dataHelper;
fieldInfos = _dbSetInfo.GetInResultFields();
fieldCnt = fieldInfos.Length;
pkInfos = _dbSetInfo.GetPKFields();
}
private string CreateDbSetType(EntityDefinition entityDef, DbSetInfo dbSetInfo, DotNet2TS dotNet2TS)
{
StringBuilder sb = new StringBuilder(512);
string dbSetType = GetDbSetTypeName(dbSetInfo.dbSetName);
List <Association> childAssoc = _associations.Where(assoc => assoc.childDbSetName == dbSetInfo.dbSetName).ToList();
List <Association> parentAssoc = _associations.Where(assoc => assoc.parentDbSetName == dbSetInfo.dbSetName).ToList();
FieldsList fieldInfos = dbSetInfo.fieldInfos;
Field[] pkFields = dbSetInfo.GetPKFields();
string pkVals = "";
foreach (Field pkField in pkFields)
{
if (!string.IsNullOrEmpty(pkVals))
{
pkVals += ", ";
}
pkVals += pkField.fieldName.ToCamelCase() + ": " + GetFieldDataType(pkField);
}
Dictionary <string, Func <TemplateParser.Context, string> > dic = new Dictionary <string, Func <TemplateParser.Context, string> >
{
{ "DBSET_NAME", (context) => dbSetInfo.dbSetName },
{ "DBSET_TYPE", (context) => dbSetType },
{ "ENTITY_NAME", (context) => entityDef.entityName },
{ "ASPECT_NAME", (context) => entityDef.aspectName },
{ "INTERFACE_NAME", (context) => entityDef.interfaceName },
{ "VALS_NAME", (context) => entityDef.valsName },
{
"DBSET_INFO",
(context) =>
{
//we are making copy of the object, in order that we don't change original object
//while it can be accessed by other threads
//we change our own copy, making it threadsafe
DbSetInfo copy = dbSetInfo.ShallowCopy();
copy.SetFieldInfos(new FieldsList()); //serialze with empty field infos
return(_serializer.Serialize(copy));
}
},
{ "FIELD_INFOS", (context) => _serializer.Serialize(dbSetInfo.fieldInfos) },
{ "CHILD_ASSOC", (context) => _serializer.Serialize(childAssoc) },
{ "PARENT_ASSOC", (context) => _serializer.Serialize(parentAssoc) },
{ "QUERIES", (context) => CreateDbSetQueries(dbSetInfo, dotNet2TS) },
{ "CALC_FIELDS", (context) => CreateCalcFields(dbSetInfo) },
{ "PK_VALS", (context) => pkVals }
};
return(_dbSetTemplate.ToString(dic));
}
private string createDbSetType(string entityDef, DbSetInfo dbSetInfo)
{
var sb = new StringBuilder(512);
var dbSetType = GetDbSetTypeName(dbSetInfo.dbSetName);
var entityTypeName = GetEntityTypeName(dbSetInfo.dbSetName);
var entityInterfaceName = GetEntityInterfaceName(dbSetInfo.dbSetName);
var childAssoc = _associations.Where(assoc => assoc.childDbSetName == dbSetInfo.dbSetName).ToList();
var parentAssoc = _associations.Where(assoc => assoc.parentDbSetName == dbSetInfo.dbSetName).ToList();
var fieldInfos = dbSetInfo.fieldInfos;
var pkFields = dbSetInfo.GetPKFields();
var pkVals = "";
foreach (var pkField in pkFields)
{
if (!string.IsNullOrEmpty(pkVals))
{
pkVals += ", ";
}
pkVals += pkField.fieldName.toCamelCase() + ": " + GetFieldDataType(pkField);
}
Dictionary <string, Func <string> > dic = new Dictionary <string, Func <string> >();
dic.Add("DBSET_NAME", () => dbSetInfo.dbSetName);
dic.Add("DBSET_TYPE", () => dbSetType);
dic.Add("ENTITY", () => entityDef);
dic.Add("ENTITY_TYPE", () => entityTypeName);
dic.Add("ENTITY_INTERFACE", () => entityInterfaceName);
dic.Add("DBSET_INFO", () => {
//we are making copy of the object, in order that we don't change original object
//while it can be accessed by other threads
//we change our own copy, making it threadsafe
var copy = dbSetInfo.ShallowCopy();
copy._fieldInfos = new FieldsList(); //serialze with empty field infos
return(_serializer.Serialize(copy));
});
dic.Add("FIELD_INFOS", () => _serializer.Serialize(dbSetInfo.fieldInfos));
dic.Add("CHILD_ASSOC", () => _serializer.Serialize(childAssoc));
dic.Add("PARENT_ASSOC", () => _serializer.Serialize(parentAssoc));
dic.Add("QUERIES", () => createDbSetQueries(dbSetInfo));
dic.Add("CALC_FIELDS", () => createCalcFields(dbSetInfo));
dic.Add("PK_VALS", () => pkVals);
return(_dbSetTemplate.ProcessTemplate(dic));
}
protected virtual void TrackChangesToEntity(RowInfo rowInfo)
{
DbSetInfo dbSetInfo = rowInfo.GetDbSetInfo();
if (!dbSetInfo.GetIsTrackChanges())
{
return;
}
try
{
string[] changed = new string[0];
switch (rowInfo.changeType)
{
case ChangeType.Updated:
{
changed = rowInfo.GetChangeState().ChangedFieldNames;
}
break;
default:
{
changed = dbSetInfo.GetNames().Select(f => f.n).ToArray();
}
break;
}
string[] pknames = dbSetInfo.GetPKFields().Select(f => f.fieldName).ToArray();
string diffgram = DiffGram.GetDiffGram(rowInfo.GetChangeState().OriginalEntity,
rowInfo.changeType == ChangeType.Deleted ? null : rowInfo.GetChangeState().Entity,
dbSetInfo.GetEntityType(), changed, pknames, rowInfo.changeType, dbSetInfo.dbSetName);
OnTrackChange(dbSetInfo.dbSetName, rowInfo.changeType, diffgram);
}
catch (Exception ex)
{
_OnError(ex);
}
}
public static void Initialize(this DbSetInfo dbSetInfo, IServiceContainer services)
{
dbSetInfo._fieldsByNames = new Dictionary <string, Field>();
var i = 0;
var fieldInfos = dbSetInfo.fieldInfos.ToArray();
var cnt = fieldInfos.Length;
for (i = 0; i < cnt; ++i)
{
services.DataHelper.ForEachFieldInfo("", fieldInfos[i], (fullName, fieldInfo) =>
{
fieldInfo._FullName = fullName;
dbSetInfo._fieldsByNames.Add(fullName, fieldInfo);
});
}
SetOrdinal(fieldInfos);
var pkFields = dbSetInfo.GetPKFields();
if (pkFields.Length < 1)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_DBSET_HAS_NO_PK, dbSetInfo.dbSetName));
}
var fbn = dbSetInfo.GetFieldByNames();
}
