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- 优化 GlobalFilter 过滤器表达式 bool 解析；

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This commit is contained in:
28810
2019-12-16 12:12:55 +08:00
parent 38d5580c54
commit fe7b7e5012
14 changed files with 30 additions and 18 deletions
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33
FreeSql/Internal/CommonExpression.cs
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@ -342,37 +342,24 @@ namespace FreeSql.Internal
{ ExpressionType.Modulo, "%" },
{ ExpressionType.Equal, "=" },
};
public string ExpressionWhereLambdaNoneForeignObject(List<SelectTableInfo> _tables, TableInfo table, List<SelectColumnInfo> _selectColumnMap, Expression exp, Func<Expression[], string> getSelectGroupingMapString, List<DbParameter> dbParams)
{
var sql = ExpressionLambdaToSql(exp, new ExpTSC { _tables = _tables, _selectColumnMap = _selectColumnMap, getSelectGroupingMapString = getSelectGroupingMapString, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, currentTable = table, dbParams = dbParams });
var isBool = exp.Type.NullableTypeOrThis() == typeof(bool);
if (exp.NodeType == ExpressionType.MemberAccess && isBool && sql.Contains(" IS ") == false && sql.Contains(" = ") == false)
return $"{sql} = {formatSql(true, null, null, null)}";
if (isBool)
return GetBoolString(sql);
return sql;
return GetBoolString(exp, sql);
}
public string ExpressionWhereLambda(List<SelectTableInfo> _tables, Expression exp, Func<Expression[], string> getSelectGroupingMapString, List<LambdaExpression> whereCascadeExpression, List<DbParameter> dbParams)
{
var sql = ExpressionLambdaToSql(exp, new ExpTSC { _tables = _tables, getSelectGroupingMapString = getSelectGroupingMapString, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, whereCascadeExpression = whereCascadeExpression, dbParams = dbParams });
var isBool = exp.Type.NullableTypeOrThis() == typeof(bool);
if (exp.NodeType == ExpressionType.MemberAccess && isBool && sql.Contains(" IS ") == false && sql.Contains(" = ") == false)
return $"{sql} = {formatSql(true, null, null, null)}";
if (isBool)
return GetBoolString(sql);
return sql;
return GetBoolString(exp, sql);
}
static ConcurrentDictionary<string, Regex> dicRegexAlias = new ConcurrentDictionary<string, Regex>();
public void ExpressionJoinLambda(List<SelectTableInfo> _tables, SelectTableInfoType tbtype, Expression exp, Func<Expression[], string> getSelectGroupingMapString, List<LambdaExpression> whereCascadeExpression)
{
var tbidx = _tables.Count;
var sql = ExpressionLambdaToSql(exp, new ExpTSC { _tables = _tables, getSelectGroupingMapString = getSelectGroupingMapString, tbtype = tbtype, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, whereCascadeExpression = whereCascadeExpression });
var isBool = exp.Type.NullableTypeOrThis() == typeof(bool);
if (exp.NodeType == ExpressionType.MemberAccess && isBool && sql.Contains(" IS ") == false && sql.Contains(" = ") == false)
sql = $"{sql} = {formatSql(true, null, null, null)}";
if (isBool)
sql = GetBoolString(sql);
sql = GetBoolString(exp, sql);
if (_tables.Count > tbidx)
{
@ -404,6 +391,15 @@ namespace FreeSql.Internal
static MethodInfo MethodDateTimeSubtractTimeSpan = typeof(DateTime).GetMethod("Subtract", new Type[] { typeof(TimeSpan) });
static MethodInfo MethodMathFloor = typeof(Math).GetMethod("Floor", new Type[] { typeof(double) });
public string GetBoolString(Expression exp, string sql)
{
var isBool = exp.Type.NullableTypeOrThis() == typeof(bool);
if (exp.NodeType == ExpressionType.MemberAccess && isBool && sql.Contains(" IS ") == false && sql.Contains(" = ") == false)
return $"{sql} = {formatSql(true, null, null, null)}";
if (isBool)
return GetBoolString(sql);
return sql;
}
static string GetBoolString(string sql)
{
switch (sql)
@ -1340,7 +1336,8 @@ namespace FreeSql.Internal
new ReplaceVisitor().Modify(fl.Body, newParameter),
newParameter
);
var whereSql = ExpressionLambdaToSql(expExp, new ExpTSC { _tables = null, _selectColumnMap = null, getSelectGroupingMapString = null, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, currentTable = tb.Table, alias001 = tb.Alias });
var whereSql = ExpressionLambdaToSql(expExp.Body, new ExpTSC { _tables = null, _selectColumnMap = null, getSelectGroupingMapString = null, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, currentTable = tb.Table, alias001 = tb.Alias });
whereSql = GetBoolString(expExp.Body, whereSql);
if (isEmpty == false)
sb.Append(" AND ");
else