protected void ResolveNewExpressions(ExpressionParameter parameter, Expression item, string asName)
{
if (item is ConstantExpression)
{
this.Expression = item;
this.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + this.Context.ParameterIndex;
this.Context.ParameterIndex++;
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameterName));
this.Context.Parameters.Add(new Parameter(parameterName, parameter.CommonTempData));
}
else if ((item is MemberExpression) && ((MemberExpression)item).Expression == null)
{
var paramterValue = ExpressionTool.GetPropertyValue(item as MemberExpression);
string parameterName = this.Context.SqlParameterKeyWord + "constant" + this.Context.ParameterIndex;
this.Context.ParameterIndex++;
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameterName));
this.Context.Parameters.Add(new Parameter(parameterName, paramterValue));
}
else if ((item is MemberExpression) && ((MemberExpression)item).Expression.NodeType == ExpressionType.Constant)
{
this.Expression = item;
this.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + this.Context.ParameterIndex;
this.Context.ParameterIndex++;
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameterName));
this.Context.Parameters.Add(new Parameter(parameterName, parameter.CommonTempData));
}
else if (item is MemberExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
this.Context.Result.CurrentParameter = parameter;
this.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
this.Expression = item;
this.Start();
parameter.IsAppendResult();
this.Context.Result.Append(this.Context.GetAsString(asName, parameter.CommonTempData.ObjToString()));
this.Context.Result.CurrentParameter = null;
}
}
else if (item is UnaryExpression && ((UnaryExpression)item).Operand is MemberExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
var expression = ((UnaryExpression)item).Operand as MemberExpression;
if (expression.Expression == null)
{
this.Context.Result.CurrentParameter = parameter;
this.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
this.Expression = item;
this.Start();
parameter.IsAppendResult();
this.Context.Result.Append(this.Context.GetAsString(asName, parameter.CommonTempData.ObjToString()));
this.Context.Result.CurrentParameter = null;
}
else if (expression.Expression is ConstantExpression)
{
string parameterName = this.Context.SqlParameterKeyWord + "constant" + this.Context.ParameterIndex;
this.Context.ParameterIndex++;
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameterName));
this.Context.Parameters.Add(new Parameter(parameterName, ExpressionTool.GetMemberValue(expression.Member, expression)));
}
else
{
this.Context.Result.CurrentParameter = parameter;
this.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
this.Expression = item;
this.Start();
parameter.IsAppendResult();
this.Context.Result.Append(this.Context.GetAsString(asName, parameter.CommonTempData.ObjToString()));
this.Context.Result.CurrentParameter = null;
}
}
}
else if (item is UnaryExpression && ((UnaryExpression)item).Operand is ConstantExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
this.Expression = ((UnaryExpression)item).Operand;
this.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + this.Context.ParameterIndex;
this.Context.ParameterIndex++;
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameterName));
this.Context.Parameters.Add(new Parameter(parameterName, parameter.CommonTempData));
}
}
else if (item is BinaryExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
var newContext = this.Context.GetCopyContext();
var resolveExpressType = this.Context.IsSingle ? ResolveExpressType.WhereSingle : ResolveExpressType.WhereMultiple;
newContext.Resolve(item, resolveExpressType);
this.Context.Index = newContext.Index;
this.Context.ParameterIndex = newContext.ParameterIndex;
if (newContext.Parameters.IsValuable())
{
this.Context.Parameters.AddRange(newContext.Parameters);
}
this.Context.Result.Append(this.Context.GetAsString(asName, newContext.Result.GetString()));
this.Context.Result.CurrentParameter = null;
}
}
else if (item.Type.IsClass())
{
this.Expression = item;
this.Start();
var shortName = parameter.CommonTempData;
var listProperties = item.Type.GetProperties().Cast <PropertyInfo>().ToList();
foreach (var property in listProperties)
{
if (property.PropertyType.IsClass())
{
}
else
{
asName = this.Context.GetTranslationText(item.Type.Name + "." + property.Name);
var columnName = property.Name;
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, columnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, columnName));
}
}
}
}
else if (item is MethodCallExpression || item is UnaryExpression)
{
this.Expression = item;
this.Start();
parameter.Context.Result.Append(this.Context.GetAsString(asName, parameter.CommonTempData.ObjToString()));
}
else
{
// Check.ThrowNotSupportedException(item.GetType().Name);
}
}
