public static IOrmModel Create(this IOrmModel me)
{
KeyValuePair <string, int?> _PrimaryKey = ReflectionHelper.PrimaryKey(me);
/*Move donot use reflection unless error*/
//string _message = string.Format("Process {0} failed;", ReflectionHelper.GetProcessName(me));
//_message = string.Format("Process {0} failed; {1}={2}", ReflectionHelper.GetProcessName(me), _PrimaryKey.Key, _PrimaryKey.Value);
try {
using (SqlConnection cn = new SqlConnection(Connstring())) {
cn.Open();
SqlCommand cmd = new SqlCommand(me.OrmContext.Create, cn);
cmd.CommandType = CommandType.StoredProcedure;
foreach (DataAnnotationsModelMetadata field in ModelMetadataProviders.Current.GetMetadataForProperties(me, me.GetType()))
{
if (
field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM", true))
& !field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM_Update", false))
)
{
if (field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM_PrimaryKey", true)))
{
cmd.Parameters.Add(new SqlParameter(field.PropertyName, SqlDbType.Int));
cmd.Parameters[field.PropertyName].Direction = ParameterDirection.Output;
}
else
{
System.Reflection.PropertyInfo PropInfo = me.GetType().GetProperty(field.PropertyName);
object PropVal = PropInfo.GetValue(me, null);
cmd.Parameters.AddWithValue(field.PropertyName, PropVal);
}
}
}
cmd.ExecuteNonQuery();
ReflectionHelper.SetProperty(
me
, _PrimaryKey.Key
, cmd.Parameters[_PrimaryKey.Key].Value
);
cn.Close();
}
OrmCaching.ClearCacheForProcessType(me.GetType().FullName);
}
catch (SqlException ex) {
// err.WriteError("SQL Exception: " + _message, GetProcessName(me), ex);
throw;
}
catch (Exception ex) {
// err.WriteError(_message, GetProcessName(me), ex);
}
return(me);
}
public static bool Delete(this IOrmModel me, int PrimaryKeyValue)
{
//Note, this returns true if no row is found matching the key... bubble exception maybe from SQL?
KeyValuePair <string, int?> _PrimaryKey = ReflectionHelper.PrimaryKey(me);
/*Move donot use reflection unless error*/
string _message = string.Format("Process {0} failed;", ReflectionHelper.GetProcessName(me));
_message = string.Format("Process {0} failed; {1}={2}", ReflectionHelper.GetProcessName(me), _PrimaryKey.Key, _PrimaryKey.Value);
try {
using (SqlConnection cn = new SqlConnection(Connstring())) {
cn.Open();
SqlCommand cmd = new SqlCommand(me.OrmContext.Delete, cn);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter(_PrimaryKey.Key, SqlDbType.Int));
cmd.Parameters[_PrimaryKey.Key].Direction = ParameterDirection.InputOutput;
cmd.Parameters[_PrimaryKey.Key].Value = PrimaryKeyValue;
cmd.Parameters.AddWithValue("delete", true);
cmd.ExecuteNonQuery();
cn.Close();
}
OrmCaching.ClearCacheForProcessType(me.GetType().FullName);
return(true);
}
catch (SqlException ex) {
//err.WriteError("SQL Exception: " + _message, GetProcessName(me), ex);
throw;
}
catch (Exception ex) {
//err.WriteError(_message, GetProcessName(me), ex);
}
return(false);
}
public static void SetProperty(this IOrmModel me, string Name, object Value)
{
string _message = string.Format("Set Property {0}={1} Dynamic Operation failed;", Name, Value);
object[] SystemValue = { Value };
try {
me.GetType().InvokeMember(Name, System.Reflection.BindingFlags.SetProperty, Type.DefaultBinder, me, SystemValue);
}
catch (Exception ex) {
//err.WriteError(_message, GetProcessName(me), ex);
}
}
static public void AutoMapFromDictionary(this IOrmModel me, Dictionary <string, object> row)
{
string _message = string.Format("Deserialize of object {0} Failed", me.ToString());
try {
foreach (KeyValuePair <string, object> Field in row)
{
_message = string.Format("Deserialize/Cast of Object '{0}' Failed at Property '{1}' with Value '{2}'", me.ToString(), Field.Key, Field.Value);
System.Object[] intVal = { Field.Value };
me.GetType().InvokeMember(Field.Key, System.Reflection.BindingFlags.SetProperty, Type.DefaultBinder, me, intVal);
}
}
catch (Exception ex) {
//err.WriteError(_message, ProcessHelper.GetProcessName(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType), ex);
}
}
public static KeyValuePair <string, int?> PrimaryKey(this IOrmModel me)
{
string _primaryKeyFieldName = string.Empty;
int? Id = 0;
try {
foreach (System.Web.Mvc.ModelMetadata field in System.Web.Mvc.ModelMetadataProviders.Current.GetMetadataForProperties(me, me.GetType()))
{
if (field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM_PrimaryKey", true)))
{
_primaryKeyFieldName = field.PropertyName;
break; // TODO: might not be correct. Was : Exit For
}
}
System.Reflection.PropertyInfo _PrimaryKey = me.GetType().GetProperty(_primaryKeyFieldName);
Id = (int?)_PrimaryKey.GetValue(me, null);
}
catch (Exception ex) {
}
return(new KeyValuePair <string, int?>(_primaryKeyFieldName, Id));
}
public static object GetProperty(this IOrmModel me, string Name)
{
System.Reflection.PropertyInfo PropInfo = me.GetType().GetProperty(Name);
return(PropInfo.GetValue(me, null));
}
public static string PrimaryKeyName(this IOrmModel me)
{
try {
foreach (System.Web.Mvc.ModelMetadata field in System.Web.Mvc.ModelMetadataProviders.Current.GetMetadataForProperties(me, me.GetType()))
{
if (field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM_PrimaryKey", true)))
{
return(field.PropertyName);
}
}
}
catch (Exception ex) {
}
return(string.Empty);
}
public static List <T> Query <T>(this IOrmModel me) where T : IOrmModel, new()
{
/*Move donot use reflection unless error*/
string _message = string.Format("Process {0} failed;", ReflectionHelper.GetProcessName(me));
List <T> retval = new List <T>();
try {
using (SqlConnection cn = new SqlConnection(Connstring())) {
cn.Open();
SqlCommand cmd = new SqlCommand(me.OrmContext.Read, cn);
cmd.CommandType = CommandType.StoredProcedure;
foreach (DataAnnotationsModelMetadata field in ModelMetadataProviders.Current.GetMetadataForProperties(me, me.GetType()))
{
if (field.AdditionalValues.Contains(new KeyValuePair <string, object>("ORM", true)))
{
object PropertyVal = ReflectionHelper.GetProperty(me, field.PropertyName);
if ((PropertyVal != null))
{
cmd.Parameters.AddWithValue(field.PropertyName, PropertyVal);
}
}
}
SqlDataReader r = cmd.ExecuteReader();
while (r.Read())
{
Dictionary <string, object> row = r.ToDataRow();
IOrmModel item = (IOrmModel) new T();
item.AutoMapFromDictionary(row);
retval.Add((T)item);
}
while (r.NextResult())
{
; //get Error... Foobar..
}
cn.Close();
}
}
catch (SqlException ex) {
//err.WriteError("SQL Exception: " + _message, GetProcessName(me), ex);
throw;
}
catch (Exception ex) {
//err.WriteError(_message, GetProcessName(me), ex);
}
return(retval);
}
