public static void DeleteItem(string tableName, List <WHERE> where)
{
string sql = "DELETE FROM " + TABLEPREFIX + tableName + " WHERE 1=1";
Hashtable param = new Hashtable();
foreach (WHERE w in where)
{
sql += " AND " + w.COLUMNNAME + w.OPERATOR + "@" + w.COLUMNNAME;
param.Add(w.COLUMNNAME, w.VALUE);
}
SQLMs.RunSQL(sql, param);
}
public static void InsertEntity <T>(string tableName, T entity)
{
string sql = string.Empty;
Type item = typeof(T);
Hashtable param = new Hashtable();
//var storeItem = DALBase.ctx.MetadataWorkspace.GetItems<EntityType>(DataSpace.OSpace).Where(et => et.FullName == entity.ToString()).FirstOrDefault();
EntityConnection con = new EntityConnection("name=BlogEntities");
MetadataWorkspace vStorageWorkspace = con.GetMetadataWorkspace();
EdmType vStorageEdmType = vStorageWorkspace.GetType(tableName, "BlogModel.Store", DataSpace.SSpace);
EntityType storeItem = vStorageEdmType as EntityType;
sql = "INSERT INTO " + TABLEPREFIX + tableName + "(";
string values = " VALUES(";
bool hasIdentity = false;
string identityColName = string.Empty;
foreach (EdmMember member in storeItem.Members)
{
if (member.TypeUsage.EdmType.BaseType != null)
{// gercek alanlari yapsin, kendi koydugu navigation propertyleri yapmasin diye
PropertyInfo info = item.GetProperty(member.Name);
Facet identity = member.TypeUsage.Facets.Where(p => p.Name == "StoreGeneratedPattern").FirstOrDefault();
if (storeItem.KeyMembers.Where(p => p.Name == member.Name).Count() > 0)
{// key var
if (identity != null && (StoreGeneratedPattern)identity.Value == StoreGeneratedPattern.Identity)
{
hasIdentity = true;
identityColName = member.Name;
}
else
{
// identity degilse genede ekleyecegiz,ornek related product tablosu icin
sql += "[" + member.Name + "],";
values += "@" + member.Name + ",";
param.Add(member.Name, info.GetValue(entity, null));
}
}
else
{
if (identity != null && (StoreGeneratedPattern)identity.Value == StoreGeneratedPattern.Computed)
{// bir sey yapmasin
}
else if (identity != null && (StoreGeneratedPattern)identity.Value == StoreGeneratedPattern.Identity)
{// key kolon haricinde Identity var
hasIdentity = true;
identityColName = member.Name;
}
else
{
sql += "[" + member.Name + "],";
values += "@" + member.Name + ",";
param.Add(member.Name, info.GetValue(entity, null));
}
}
}
}
sql = sql.TrimEnd(',') + ") " + values.TrimEnd(',') + ")";
if (hasIdentity)
{//varsa alip ID ye setlemek lazim, ornek, orderi ekleyince sonrasinda order detail icin kullanilacak
if (DBTYPE == SqlType.MSSql)
{
sql += Environment.NewLine + " SELECT SCOPE_IDENTITY()";
}
else if (DBTYPE == SqlType.MySql)
{
sql += ";" + Environment.NewLine + " SELECT LAST_INSERT_ID(); ";
}
object id = null;
id = SQLMs.RunScalar(sql, param);
PropertyInfo info = item.GetProperty(identityColName);
id = Convert.ChangeType(id, info.PropertyType);
info.SetValue(entity, id, null);
}
else
{
SQLMs.RunSQL(sql, param);
}
}
