private static void GetValueTypeList <T>(Type type, IDataReader dataReader, List <T> result)
{
var value = dataReader.GetValue(0);
if (type == UtilConstants.GuidType)
{
value = Guid.Parse(value.ToString());
}
if (value == DBNull.Value)
{
result.Add(default(T));
}
else if (type.IsEnum)
{
result.Add((T)Enum.Parse(type, value.ObjToString()));
}
else
{
result.Add((T)Convert.ChangeType(value, UtilMethods.GetUnderType(type)));
}
}
private static void AddIdentificationList(QueryBuilder queryBuilder, CacheKey result)
{
result.IdentificationList = new List <string>();
result.IdentificationList.Add(queryBuilder.GetTableNameString);
result.IdentificationList.Add(queryBuilder.GetJoinValueString);
result.IdentificationList.Add(queryBuilder.GetOrderByString);
result.IdentificationList.Add(queryBuilder.GetGroupByString);
result.IdentificationList.Add(queryBuilder.GetWhereValueString);
result.IdentificationList.Add(queryBuilder.PartitionByValue);
result.IdentificationList.Add(queryBuilder.Take.ObjToString());
result.IdentificationList.Add(queryBuilder.Skip.ObjToString());
result.IdentificationList.Add(queryBuilder.IsCount.ObjToString());
result.IdentificationList.Add(UtilMethods.GetMD5(queryBuilder.GetSelectValue.ObjToString()));
if (queryBuilder.Parameters.HasValue())
{
foreach (var item in queryBuilder.Parameters)
{
result.IdentificationList.Add(item.ParameterName + "_" + item.Value);
}
}
}
protected virtual bool IsSamgeType(EntityColumnInfo ec, DbColumnInfo dc)
{
if (!string.IsNullOrEmpty(ec.DataType))
{
return(ec.DataType != dc.DataType);
}
var propertyType = UtilMethods.GetUnderType(ec.PropertyInfo);
var properyTypeName = string.Empty;
if (propertyType.IsEnum())
{
properyTypeName = this.Context.Ado.DbBind.GetDbTypeName(ec.Length > 9 ? UtilConstants.LongType.Name : UtilConstants.IntType.Name);
}
else
{
properyTypeName = this.Context.Ado.DbBind.GetDbTypeName(propertyType.Name);
}
var dataType = dc.DataType;
return(properyTypeName != dataType);
}
protected override DbColumnInfo EntityColumnToDbColumn(EntityInfo entityInfo, string tableName, EntityColumnInfo item)
{
var propertyType = UtilMethods.GetUnderType(item.PropertyInfo);
var result = new DbColumnInfo()
{
TableId = entityInfo.Columns.IndexOf(item),
DbColumnName = item.DbColumnName.HasValue() ? item.DbColumnName : item.PropertyName,
IsPrimarykey = item.IsPrimarykey,
IsIdentity = item.IsIdentity,
TableName = tableName,
IsNullable = item.IsNullable,
DefaultValue = item.DefaultValue,
ColumnDescription = item.ColumnDescription,
Length = item.Length
};
GetDbType(item, propertyType, result);
if (result.DataType.Equals("varchar", StringComparison.CurrentCultureIgnoreCase) && result.Length == 0)
{
result.Length = 1;
}
return result;
}
private void SetInsertItemByEntity(int i, T item, List <DbColumnInfo> insertItem)
{
if (item == null)
{
return;
}
foreach (var column in EntityInfo.Columns)
{
if (column.IsIgnore || column.IsOnlyIgnoreInsert)
{
continue;
}
var columnInfo = new DbColumnInfo()
{
Value = column.PropertyInfo.GetValue(item, null),
DbColumnName = GetDbColumnName(column.PropertyName),
PropertyName = column.PropertyName,
PropertyType = UtilMethods.GetUnderType(column.PropertyInfo),
TableId = i
};
if (columnInfo.PropertyType.IsEnum())
{
columnInfo.Value = Convert.ToInt64(columnInfo.Value);
}
if (column.IsJson && columnInfo.Value != null)
{
columnInfo.Value = this.Context.Utilities.SerializeObject(columnInfo.Value);
}
var tranColumn = EntityInfo.Columns.FirstOrDefault(it => it.IsTranscoding && it.DbColumnName.Equals(column.DbColumnName, StringComparison.CurrentCultureIgnoreCase));
if (tranColumn != null && columnInfo.Value.HasValue())
{
columnInfo.Value = UtilMethods.EncodeBase64(columnInfo.Value.ToString());
}
insertItem.Add(columnInfo);
}
}
private void ResolveHasValue(ExpressionParameter parameter, MemberExpression expression)
{
parameter.CommonTempData = CommonTempDataType.Result;
this.Expression = expression.Expression;
this.Start();
var methodParamter = new MethodCallExpressionArgs()
{
IsMember = true, MemberName = parameter.CommonTempData, MemberValue = null
};
if (expression.Expression?.Type != null)
{
methodParamter.Type = UtilMethods.GetUnderType(expression.Expression?.Type);
}
var result = this.Context.DbMehtods.HasValue(new MethodCallExpressionModel()
{
Args = new List <MethodCallExpressionArgs>()
{
methodParamter
}
});
if (parameter.BaseExpression != null && ExpressionTool.IsLogicOperator(parameter.BaseExpression) && parameter.IsLeft == true)
{
if (base.Context.Result.Contains(ExpressionConst.FormatSymbol))
{
base.Context.Result.Replace(ExpressionConst.FormatSymbol, "");
}
this.Context.Result.Append(result + " " + ExpressionTool.GetOperator(parameter.BaseExpression.NodeType) + " ");
}
else
{
this.Context.Result.Append(result);
}
parameter.CommonTempData = null;
}
private void BindMethod(ILGenerator generator, EntityColumnInfo columnInfo, int ordinal)
{
IDbBind bind = Context.Ado.DbBind;
bool isNullableType = false;
MethodInfo method = null;
Type bindPropertyType = UtilMethods.GetUnderType(columnInfo.PropertyInfo, ref isNullableType);
string dbTypeName = UtilMethods.GetParenthesesValue(DataRecord.GetDataTypeName(ordinal));
if (dbTypeName.IsNullOrEmpty())
{
dbTypeName = bindPropertyType.Name;
}
string propertyName = columnInfo.PropertyName;
string validPropertyName = bind.GetPropertyTypeName(dbTypeName);
validPropertyName = validPropertyName == "byte[]" ? "byteArray" : validPropertyName;
CSharpDataType validPropertyType = (CSharpDataType)Enum.Parse(typeof(CSharpDataType), validPropertyName);
#region Sqlite Logic
if (this.Context.CurrentConnectionConfig.DbType == DbType.Sqlite)
{
if (bindPropertyType.IsEnum())
{
method = isNullableType ? getConvertEnum_Null.MakeGenericMethod(bindPropertyType) : getEnum.MakeGenericMethod(bindPropertyType);
}
else if (bindPropertyType == UtilConstants.IntType)
{
method = isNullableType ? getConvertInt32 : getInt32;
}
else if (bindPropertyType == UtilConstants.ByteType)
{
method = isNullableType ? getConvertByte : getByte;
}
else if (bindPropertyType == UtilConstants.StringType)
{
method = getString;
}
else
{
method = getConvertValueMethod.MakeGenericMethod(columnInfo.PropertyInfo.PropertyType);
}
generator.Emit(OpCodes.Call, method);
return;
}
;
#endregion
#region Common Database Logic
string bindProperyTypeName = bindPropertyType.Name.ToLower();
bool isEnum = bindPropertyType.IsEnum();
if (isEnum)
{
validPropertyType = CSharpDataType.@enum;
}
switch (validPropertyType)
{
case CSharpDataType.@int:
CheckType(bind.IntThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName.IsContainsIn("int", "int32"))
{
method = isNullableType ? getConvertInt32 : getInt32;
}
if (bindProperyTypeName.IsContainsIn("int64"))
{
method = isNullableType ? getConvertInt64 : getInt64;
}
if (bindProperyTypeName.IsContainsIn("byte"))
{
method = isNullableType ? getConvertByte : getByte;
}
if (bindProperyTypeName.IsContainsIn("int16"))
{
method = isNullableType ? getConvertInt16 : getInt16;
}
break;
case CSharpDataType.@bool:
if (bindProperyTypeName == "bool" || bindProperyTypeName == "boolean")
{
method = isNullableType ? getConvertBoolean : getBoolean;
}
break;
case CSharpDataType.@string:
CheckType(bind.StringThrow, bindProperyTypeName, validPropertyName, propertyName);
method = getString;
if (bindProperyTypeName == "guid")
{
method = isNullableType ? getConvertStringGuid : getStringGuid;
}
break;
case CSharpDataType.DateTime:
CheckType(bind.DateThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName == "datetime")
{
method = isNullableType ? getConvertDateTime : getDateTime;
}
if (bindProperyTypeName == "datetime" && dbTypeName.ToLower() == "time")
{
method = isNullableType ? getConvertTime : getTime;
}
break;
case CSharpDataType.@decimal:
CheckType(bind.DecimalThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName == "decimal")
{
method = isNullableType ? getConvertDecimal : getDecimal;
}
break;
case CSharpDataType.@float:
case CSharpDataType.@double:
CheckType(bind.DoubleThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName.IsIn("double", "single") && dbTypeName != "real")
{
method = isNullableType ? getConvertDouble : getDouble;
}
else
{
method = isNullableType ? getConvertFloat : getFloat;
}
if (dbTypeName.Equals("float", StringComparison.CurrentCultureIgnoreCase) && isNullableType && bindProperyTypeName.Equals("single", StringComparison.CurrentCultureIgnoreCase))
{
method = getConvertDoubleToFloat;
}
if (bindPropertyType == UtilConstants.DecType)
{
method = getConvertValueMethod.MakeGenericMethod(bindPropertyType);
}
if (bindPropertyType == UtilConstants.IntType)
{
method = getConvertValueMethod.MakeGenericMethod(bindPropertyType);
}
break;
case CSharpDataType.Guid:
CheckType(bind.GuidThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName == "guid")
{
method = isNullableType ? getConvertGuid : getGuid;
}
break;
case CSharpDataType.@byte:
if (bindProperyTypeName == "byte")
{
method = isNullableType ? getConvertByte : getByte;
}
break;
case CSharpDataType.@enum:
method = isNullableType ? getConvertEnum_Null.MakeGenericMethod(bindPropertyType) : getEnum.MakeGenericMethod(bindPropertyType);
break;
case CSharpDataType.@short:
CheckType(bind.ShortThrow, bindProperyTypeName, validPropertyName, propertyName);
if (bindProperyTypeName == "int16" || bindProperyTypeName == "short")
{
method = isNullableType ? getConvertInt16 : getInt16;
}
break;
case CSharpDataType.@long:
if (bindProperyTypeName == "int64" || bindProperyTypeName == "long")
{
method = isNullableType ? getConvertInt64 : getInt64;
}
break;
case CSharpDataType.DateTimeOffset:
method = isNullableType ? getConvertdatetimeoffset : getdatetimeoffset;
if (bindProperyTypeName == "datetime")
{
method = isNullableType ? getConvertdatetimeoffsetDate : getdatetimeoffsetDate;
}
break;
default:
method = getConvertValueMethod.MakeGenericMethod(bindPropertyType);
break;
}
if (method == null && bindPropertyType == UtilConstants.StringType)
{
method = getConvertString;
}
if (bindPropertyType == UtilConstants.ObjType)
{
method = getConvertValueMethod.MakeGenericMethod(bindPropertyType);
}
if (method == null)
{
method = isNullableType ? getOtherNull.MakeGenericMethod(bindPropertyType) : getOther.MakeGenericMethod(bindPropertyType);
}
generator.Emit(OpCodes.Call, method);
#endregion
}
public virtual void RepairReplicationParameters(ref string appendSql, SugarParameter[] parameters, int addIndex)
{
UtilMethods.RepairReplicationParameters(ref appendSql, parameters, addIndex);
}
public virtual string GetPackTable(string sql, string shortName)
{
return(UtilMethods.GetPackTable(sql, shortName));
}
public string GeDateFormat(string formatString, string value)
{
var parameter = new MethodCallExpressionArgs()
{
IsMember = true, MemberValue = DateType.Year
};
var parameter2 = new MethodCallExpressionArgs()
{
IsMember = true, MemberName = value
};
var parameters = new MethodCallExpressionModel()
{
Args = new List <MethodCallExpressionArgs>()
{
parameter2, parameter
}
};
var begin = @"^";
var end = @"$";
formatString = formatString.Replace("yyyy", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
formatString = formatString.Replace("yy", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
parameters.Args.Last().MemberValue = DateType.Month;
formatString = formatString.Replace("MM", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
formatString = formatString.Replace("M", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
parameters.Args.Last().MemberValue = DateType.Day;
formatString = formatString.Replace("dd", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
formatString = formatString.Replace("d", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
parameters.Args.Last().MemberValue = DateType.Hour;
formatString = Regex.Replace(formatString, "hh", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end, RegexOptions.IgnoreCase);
formatString = Regex.Replace(formatString, "h", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end, RegexOptions.IgnoreCase);
parameters.Args.Last().MemberValue = DateType.Minute;
formatString = formatString.Replace("mm", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
formatString = formatString.Replace("m", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
parameters.Args.Last().MemberValue = DateType.Second;
formatString = formatString.Replace("ss", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
formatString = formatString.Replace("s", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
parameters.Args.Last().MemberValue = DateType.Millisecond;
formatString = formatString.Replace("ms", begin + UtilMethods.ConvertStringToNumbers(this.GetMethodValue("DateValue", parameters).ObjToString()) + end);
var items = Regex.Matches(formatString, @"\^\d+\$").Cast <Match>().ToList();
foreach (var item in items)
{
formatString = formatString.Replace(item.Value, "$@" + UtilMethods.ConvertNumbersToString(item.Value.TrimStart('^').TrimEnd('$')) + "$");
}
var strings = formatString.TrimStart('$').TrimEnd('$').Split('$');
var joinStringParameter = new MethodCallExpressionModel()
{
Args = new List <MethodCallExpressionArgs>()
};
foreach (var r in strings)
{
if (r.Substring(0, 1) == "@")
{
joinStringParameter.Args.Add(new MethodCallExpressionArgs()
{
MemberName = r.TrimStart('@')
});
}
else
{
var name = base.AppendParameter(r);
joinStringParameter.Args.Add(new MethodCallExpressionArgs()
{
MemberName = name
});
}
}
return(this.GetMethodValue("MergeString", joinStringParameter).ObjToString());
}
public virtual string ToSqlString()
{
if (IsNoUpdateNull)
{
DbColumnInfoList = DbColumnInfoList.Where(it => it.Value != null).ToList();
}
if (IsNoUpdateDefaultValue)
{
DbColumnInfoList = DbColumnInfoList.Where(it => it.Value.ObjToString() != UtilMethods.DefaultForType(it.PropertyType).ObjToString()).ToList();
}
var groupList = DbColumnInfoList.GroupBy(it => it.TableId).ToList();
var isSingle = groupList.Count() == 1;
if (isSingle)
{
return(ToSingleSqlString(groupList));
}
else
{
return(TomultipleSqlString(groupList));
}
}
public virtual void ExistLogic(EntityInfo entityInfo)
{
if (entityInfo.Columns.HasValue())
{
//Check.Exception(entityInfo.Columns.Where(it => it.IsPrimarykey).Count() > 1, "Multiple primary keys do not support modifications");
var tableName = GetTableName(entityInfo);
var dbColumns = this.Context.DbMaintenance.GetColumnInfosByTableName(tableName);
ConvertColumns(dbColumns);
var entityColumns = entityInfo.Columns.Where(it => it.IsIgnore == false).ToList();
var dropColumns = dbColumns
.Where(dc => !entityColumns.Any(ec => dc.DbColumnName.Equals(ec.OldDbColumnName, StringComparison.CurrentCultureIgnoreCase)))
.Where(dc => !entityColumns.Any(ec => dc.DbColumnName.Equals(ec.DbColumnName, StringComparison.CurrentCultureIgnoreCase)))
.ToList();
var addColumns = entityColumns
.Where(ec => ec.OldDbColumnName.IsNullOrEmpty() || !dbColumns.Any(dc => dc.DbColumnName.Equals(ec.OldDbColumnName, StringComparison.CurrentCultureIgnoreCase)))
.Where(ec => !dbColumns.Any(dc => ec.DbColumnName.Equals(dc.DbColumnName, StringComparison.CurrentCultureIgnoreCase))).ToList();
var alterColumns = entityColumns
.Where(ec => !dbColumns.Any(dc => dc.DbColumnName.Equals(ec.OldDbColumnName, StringComparison.CurrentCultureIgnoreCase)))
.Where(ec =>
dbColumns.Any(dc => dc.DbColumnName.Equals(ec.DbColumnName) &&
((ec.Length != dc.Length && !UtilMethods.GetUnderType(ec.PropertyInfo).IsEnum() && UtilMethods.GetUnderType(ec.PropertyInfo).IsIn(UtilConstants.StringType)) ||
ec.IsNullable != dc.IsNullable ||
IsSamgeType(ec, dc)))).ToList();
var renameColumns = entityColumns
.Where(it => !string.IsNullOrEmpty(it.OldDbColumnName))
.Where(entityColumn => dbColumns.Any(dbColumn => entityColumn.OldDbColumnName.Equals(dbColumn.DbColumnName, StringComparison.CurrentCultureIgnoreCase)))
.ToList();
var isMultiplePrimaryKey = dbColumns.Where(it => it.IsPrimarykey).Count() > 1 || entityColumns.Where(it => it.IsPrimarykey).Count() > 1;
var isChange = false;
foreach (var item in addColumns)
{
this.Context.DbMaintenance.AddColumn(tableName, EntityColumnToDbColumn(entityInfo, tableName, item));
isChange = true;
}
foreach (var item in dropColumns)
{
this.Context.DbMaintenance.DropColumn(tableName, item.DbColumnName);
isChange = true;
}
foreach (var item in alterColumns)
{
this.Context.DbMaintenance.UpdateColumn(tableName, EntityColumnToDbColumn(entityInfo, tableName, item));
isChange = true;
}
foreach (var item in renameColumns)
{
this.Context.DbMaintenance.RenameColumn(tableName, item.OldDbColumnName, item.DbColumnName);
isChange = true;
}
foreach (var item in entityColumns)
{
var dbColumn = dbColumns.FirstOrDefault(dc => dc.DbColumnName.Equals(item.DbColumnName, StringComparison.CurrentCultureIgnoreCase));
if (dbColumn == null)
{
continue;
}
bool pkDiff, idEntityDiff;
KeyAction(item, dbColumn, out pkDiff, out idEntityDiff);
if (dbColumn != null && pkDiff && !idEntityDiff && isMultiplePrimaryKey == false)
{
var isAdd = item.IsPrimarykey;
if (isAdd)
{
this.Context.DbMaintenance.AddPrimaryKey(tableName, item.DbColumnName);
}
else
{
this.Context.DbMaintenance.DropConstraint(tableName, string.Format("PK_{0}_{1}", tableName, item.DbColumnName));
}
}
else if ((pkDiff || idEntityDiff) && isMultiplePrimaryKey == false)
{
ChangeKey(entityInfo, tableName, item);
}
}
if (isMultiplePrimaryKey)
{
var oldPkNames = dbColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList();
var newPkNames = entityColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList();
if (!Enumerable.SequenceEqual(oldPkNames, newPkNames))
{
Check.Exception(true, ErrorMessage.GetThrowMessage("Modification of multiple primary key tables is not supported. Delete tables while creating", "不支持修改多主键表，请删除表在创建"));
}
}
if (isChange && IsBackupTable)
{
this.Context.DbMaintenance.BackupTable(tableName, tableName + DateTime.Now.ToString("yyyyMMddHHmmss"), MaxBackupDataRows);
}
}
}
private void Update(MemberInitExpression expression, ExpressionParameter parameter)
{
int i = 0;
foreach (MemberBinding binding in expression.Bindings)
{
++i;
if (binding.BindingType != MemberBindingType.Assignment)
{
throw new NotSupportedException();
}
MemberAssignment memberAssignment = (MemberAssignment)binding;
var type = expression.Type;
var memberName = this.Context.GetDbColumnName(type.Name, memberAssignment.Member.Name);
var item = memberAssignment.Expression;
if ((item is MemberExpression) && ((MemberExpression)item).Expression == null)
{
var paramterValue = ExpressionTool.DynamicInvoke(item);
string parameterName = AppendParameter(paramterValue);
this.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
}
else if (IsNotMember(item))
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
base.Expression = (item as UnaryExpression).Operand;
base.Start();
parameter.IsAppendResult();
var result = this.Context.DbMehtods.IIF(new MethodCallExpressionModel()
{
Args = new List <MethodCallExpressionArgs>()
{
new MethodCallExpressionArgs()
{
IsMember = true, MemberName = parameter.CommonTempData.ObjToString() + "=1"
},
new MethodCallExpressionArgs()
{
IsMember = true, MemberName = AppendParameter(0)
},
new MethodCallExpressionArgs()
{
IsMember = true, MemberName = AppendParameter(1)
}
}
});
parameter.Context.Result.Append(base.Context.GetEqString(memberName, result));
base.Context.Result.CurrentParameter = null;
}
}
else if (IsNotParameter(item))
{
try
{
parameter.Context.Result.Append(base.Context.GetEqString(memberName, AppendParameter(ExpressionTool.DynamicInvoke(item).ObjToBool())));
}
catch
{
throw new NotSupportedException(item.ToString());
}
}
else if (IsMethod(item))
{
if (item is UnaryExpression)
{
item = (item as UnaryExpression).Operand;
}
var callMethod = item as MethodCallExpression;
if (MethodTimeMapping.Any(it => it.Key == callMethod.Method.Name) || MethodMapping.Any(it => it.Key == callMethod.Method.Name) || IsExtMethod(callMethod.Method.Name) || IsSubMethod(callMethod) || callMethod.Method.DeclaringType.FullName.StartsWith(UtilConstants.AssemblyName + UtilConstants.Dot))
{
MethodCall(parameter, memberName, item);
}
else
{
var paramterValue = ExpressionTool.DynamicInvoke(item);
string parameterName = AppendParameter(paramterValue);
this.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
}
}
else if (IsConst(item) && IsConvert(item) && UtilMethods.IsNullable(item.Type) && UtilMethods.GetUnderType(item.Type) == UtilConstants.BoolType)
{
item = (item as UnaryExpression).Operand;
parameter.Context.Result.Append(base.Context.GetEqString(memberName, GetNewExpressionValue(item)));
}
else if (IsConst(item))
{
base.Expression = item;
base.Start();
string parameterName = this.Context.SqlParameterKeyWord + ExpressionConst.Const + this.Context.ParameterIndex;
parameter.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
this.Context.Parameters.Add(new SugarParameter(parameterName, parameter.CommonTempData));
this.Context.ParameterIndex++;
}
else if (item is MemberExpression)
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
base.Start();
parameter.IsAppendResult();
parameter.Context.Result.Append(base.Context.GetEqString(memberName, parameter.CommonTempData.ObjToString()));
base.Context.Result.CurrentParameter = null;
}
}
else if (item is BinaryExpression)
{
var result = GetNewExpressionValue(item);
this.Context.Result.Append(base.Context.GetEqString(memberName, result));
}
else if (item is MemberInitExpression)
{
try
{
var value = ExpressionTool.DynamicInvoke(item);
var parameterName = AppendParameter(value);
parameter.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
}
catch (Exception ex)
{
throw new NotSupportedException("Not Supported " + item.ToString() + " " + ex.Message);
}
}
else if (item is NewExpression)
{
try
{
var value = ExpressionTool.DynamicInvoke(item);
var parameterName = AppendParameter(value);
parameter.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
}
catch (Exception ex)
{
throw new NotSupportedException("Not Supported " + item.ToString() + " " + ex.Message);
}
}
}
}
