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sunkaixuan 2017-01-08 23:07:39 +08:00
parent 0b69a33d35
commit 3786941c50
2 changed files with 42 additions and 6 deletions
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.vs/SqlSugar/v14/.suo
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48
SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs
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@ -13,7 +13,34 @@ namespace SqlSugar
var isLeft = parameter.IsLeft;
var isWhereSingle = parameter.Context.IsWhereSingle;
string fieldName = string.Empty;
fieldName = isWhereSingle ? expression.Member.Name : expression.Member.ToString();
switch (parameter.Context.Type)
{
case ResolveExpressType.WhereSingle:
fieldName = GetFieldNameByWhereSingle(parameter, expression, isLeft);
break;
case ResolveExpressType.WhereMultiple:
fieldName = GetFiledNameByWhereMultiple(parameter, expression, isLeft);
break;
case ResolveExpressType.SelectSingle:
base.Context.SqlWhere = new StringBuilder();
base.Context.SqlWhere.Append(fieldName);
break;
case ResolveExpressType.SelectMultiple:
base.Context.SqlWhere = new StringBuilder();
base.Context.SqlWhere.Append(fieldName);
break;
case ResolveExpressType.FieldSingle:
break;
case ResolveExpressType.FieldMultiple:
break;
default:
break;
}
}
private string GetFiledNameByWhereMultiple(ExpressionParameter parameter, MemberExpression expression, bool? isLeft)
{
string fieldName = expression.Member.ToString();
if (parameter.BaseParameter.BinaryExpressionInfoList != null)
parameter.BaseParameter.BinaryExpressionInfoList.Add(new KeyValuePair<string, BinaryExpressionInfo>(ExpressionConst.BinaryExpressionInfoListKey, new BinaryExpressionInfo()
{
@ -21,11 +48,20 @@ namespace SqlSugar
Value = fieldName,
ExpressionType = expression.GetType()
}));
if (isLeft == null && base.Context.SqlWhere == null)
{
base.Context.SqlWhere = new StringBuilder();
base.Context.SqlWhere.Append(fieldName);
}
return fieldName;
}
private string GetFieldNameByWhereSingle(ExpressionParameter parameter, MemberExpression expression, bool? isLeft)
{
string fieldName = expression.Member.Name;
if (parameter.BaseParameter.BinaryExpressionInfoList != null)
parameter.BaseParameter.BinaryExpressionInfoList.Add(new KeyValuePair<string, BinaryExpressionInfo>(ExpressionConst.BinaryExpressionInfoListKey, new BinaryExpressionInfo()
{
IsLeft = Convert.ToBoolean(isLeft),
Value = fieldName,
ExpressionType = expression.GetType()
}));
return fieldName;
}
}
}