lsm/SqlSugar
1
0
Fork 0
mirror of https://gitee.com/dotnetchina/SqlSugar.git synced 2025-11-08 02:14:53 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Optimize the code

Browse Source
This commit is contained in:
sunkaixuan
2022-08-02 16:28:42 +08:00
parent 13e323d595
commit 93207f038f
1 changed files with 205 additions and 187 deletions
Download Patch File Download Diff File Expand all files Collapse all files

392
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
View File

@@ -8,6 +8,7 @@ namespace SqlSugar
{
public class BaseResolve
{
#region Property
protected Expression Expression { get; set; }
protected Expression ExactExpression { get; set; }
public ExpressionContext Context { get; set; }
@@ -111,6 +112,9 @@ namespace SqlSugar
return null;
}
#endregion
#region Append
protected void AppendMember(ExpressionParameter parameter, bool? isLeft, object appendValue)
{
@@ -150,7 +154,7 @@ namespace SqlSugar
this.Context.Result.Append(sql);
}
}
else if(parameter.CurrentExpression is MethodCallExpression || parameter.CurrentExpression is ConditionalExpression || parameter.CurrentExpression.NodeType == ExpressionType.Coalesce)
else if (parameter.CurrentExpression is MethodCallExpression || parameter.CurrentExpression is ConditionalExpression || parameter.CurrentExpression.NodeType == ExpressionType.Coalesce)
{
var appendValue = value;
if (this.Context.Result.Contains(ExpressionConst.FormatSymbol))
@@ -171,7 +175,7 @@ namespace SqlSugar
if (value.ObjToString() != "NULL" && !parameter.ValueIsNull)
{
EntityColumnInfo columnInfo = GetColumnInfo(oppoSiteExpression);
if (columnInfo != null && columnInfo.SqlParameterDbType != null&& columnInfo.SqlParameterDbType is System.Data.DbType)
if (columnInfo != null && columnInfo.SqlParameterDbType != null && columnInfo.SqlParameterDbType is System.Data.DbType)
{
this.Context.Parameters.Add(new SugarParameter(appendValue, value, (System.Data.DbType)columnInfo.SqlParameterDbType));
}
@@ -259,19 +263,6 @@ namespace SqlSugar
}
}
}
private EntityColumnInfo GetColumnInfo(Expression oppoSiteExpression)
{
var oppsite = (oppoSiteExpression as MemberExpression);
if (oppsite == null) return null;
if (this.Context.SugarContext == null) return null;
if (this.Context.SugarContext.Context == null) return null;
if (oppsite.Expression == null) return null;
var columnInfo = this.Context.SugarContext.Context.EntityMaintenance
.GetEntityInfo(oppsite.Expression.Type).Columns.FirstOrDefault(it => it.PropertyName == oppsite.Member.Name);
return columnInfo;
}
protected void AppendOpreator(ExpressionParameter parameter, bool? isLeft)
{
if (isLeft == true)
@@ -292,7 +283,7 @@ namespace SqlSugar
var lastCharIsSpace = this.Context.Result.LastCharIsSpace;
if (isAppend)
{
this.Context.Result.Append(lastCharIsSpace?"NOT":" NOT");
this.Context.Result.Append(lastCharIsSpace ? "NOT" : " NOT");
}
else
{
@@ -312,33 +303,9 @@ namespace SqlSugar
this.Context.Result.Replace(ExpressionConst.FormatSymbol, "-");
}
}
#endregion
protected MethodCallExpressionArgs GetMethodCallArgs(ExpressionParameter parameter, Expression item)
{
var newContext = this.Context.GetCopyContext();
newContext.MappingColumns = this.Context.MappingColumns;
newContext.MappingTables = this.Context.MappingTables;
newContext.IgnoreComumnList = this.Context.IgnoreComumnList;
newContext.IsSingle = this.Context.IsSingle;
newContext.SqlFuncServices = this.Context.SqlFuncServices;
newContext.Resolve(item, this.Context.IsJoin ? ResolveExpressType.WhereMultiple : ResolveExpressType.WhereSingle);
this.Context.Index = newContext.Index;
this.Context.ParameterIndex = newContext.ParameterIndex;
if (newContext.Parameters.HasValue())
{
this.Context.Parameters.AddRange(newContext.Parameters);
}
if (newContext.SingleTableNameSubqueryShortName.HasValue())
{
this.Context.SingleTableNameSubqueryShortName = newContext.SingleTableNameSubqueryShortName;
}
var methodCallExpressionArgs = new MethodCallExpressionArgs()
{
IsMember = true,
MemberName = newContext.Result.GetResultString()
};
return methodCallExpressionArgs;
}
#region New Expression
public string GetNewExpressionValue(Expression item)
{
@@ -351,13 +318,13 @@ namespace SqlSugar
{
this.Context.Parameters.AddRange(newContext.Parameters);
}
if (this.Context.SingleTableNameSubqueryShortName == "Subqueryable()")
if (this.Context.SingleTableNameSubqueryShortName == "Subqueryable()")
{
this.Context.SingleTableNameSubqueryShortName = newContext.SingleTableNameSubqueryShortName;
}
return newContext.Result.GetResultString();
}
public string GetNewExpressionValue(Expression item,ResolveExpressType type)
public string GetNewExpressionValue(Expression item, ResolveExpressType type)
{
var newContext = this.Context.GetCopyContextWithMapping();
newContext.SugarContext = this.Context.SugarContext;
@@ -370,7 +337,6 @@ namespace SqlSugar
}
return newContext.Result.GetResultString();
}
protected void ResolveNewExpressions(ExpressionParameter parameter, Expression item, string asName)
{
if (item is ConstantExpression)
@@ -494,15 +460,24 @@ namespace SqlSugar
CallContextThread<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
CallContextAsync<Dictionary<string, string>>.SetData("Exp_Select_Mapping_Key", mappingKeys);
this.Expression = item;
asName = ResolveAnObject(parameter, item, asName, isSameType);
if (item is MemberInitExpression)
{
}
else if (item is NewExpression)
{
}
else
{
asName = GetAsNameResolveAnObject(parameter, item, asName, isSameType);
}
}
else if (item.Type == UtilConstants.BoolType && item is MethodCallExpression && IsNotCaseExpression(item))
{
this.Expression = item;
this.Start();
var sql= this.Context.DbMehtods.IIF(new MethodCallExpressionModel()
var sql = this.Context.DbMehtods.IIF(new MethodCallExpressionModel()
{
Args=new List<MethodCallExpressionArgs>() {
Args = new List<MethodCallExpressionArgs>() {
new MethodCallExpressionArgs() {
IsMember=true,
MemberName=parameter.CommonTempData.ObjToString()
@@ -519,14 +494,14 @@ namespace SqlSugar
});
parameter.Context.Result.Append(this.Context.GetAsString(asName, sql));
}
else if (item.NodeType == ExpressionType.Not
else if (item.NodeType == ExpressionType.Not
&& (item as UnaryExpression).Operand is MethodCallExpression
&& ((item as UnaryExpression).Operand as MethodCallExpression).Method.Name.IsIn("IsNullOrEmpty", "IsNullOrWhiteSpace"))
{
var asValue = packIfElse(GetNewExpressionValue(item)).ObjToString();
var asValue = GetAsNamePackIfElse(GetNewExpressionValue(item)).ObjToString();
parameter.Context.Result.Append(this.Context.GetAsString(asName, asValue));
}
else if (item is MethodCallExpression && (item as MethodCallExpression).Method.Name.IsIn("Count", "Any")&&!item.ToString().StartsWith("Subqueryable"))
else if (item is MethodCallExpression && (item as MethodCallExpression).Method.Name.IsIn("Count", "Any") && !item.ToString().StartsWith("Subqueryable"))
{
if (this.Context.IsSingle && this.Context.SingleTableNameSubqueryShortName == null)
{
@@ -546,7 +521,109 @@ namespace SqlSugar
}
}
private string ResolveAnObject(ExpressionParameter parameter, Expression item, string asName, bool isSameType)
#endregion
#region Helper
protected void SetNavigateResult()
{
if (this.Context != null)
{
if (this.Context.Result != null)
{
this.Context.Result.IsNavicate = true;
}
}
}
private string GetAsName(Expression item, object shortName, PropertyInfo property)
{
string asName;
var propertyName = property.Name;
var dbColumnName = propertyName;
var mappingInfo = this.Context.MappingColumns.FirstOrDefault(it => it.EntityName == item.Type.Name && it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo.HasValue())
{
dbColumnName = mappingInfo.DbColumnName;
}
asName = this.Context.GetTranslationText(item.Type.Name + "." + propertyName);
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName));
}
return asName;
}
private string GetAsNameAndShortName(Expression item, object shortName, PropertyInfo property)
{
string asName;
var propertyName = property.Name;
var dbColumnName = propertyName;
var mappingInfo = this.Context.MappingColumns.FirstOrDefault(it => it.EntityName == item.Type.Name && it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo.HasValue())
{
dbColumnName = mappingInfo.DbColumnName;
}
if (shortName != null && shortName.ObjToString().Contains(this.Context.SqlTranslationLeft) && this.Context.IsSingle)
{
asName = this.Context.GetTranslationText(item.Type.Name + "." + propertyName);
}
else
{
asName = this.Context.GetTranslationText(shortName + "." + item.Type.Name + "." + propertyName);
}
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName));
}
return asName;
}
private EntityColumnInfo GetColumnInfo(Expression oppoSiteExpression)
{
var oppsite = (oppoSiteExpression as MemberExpression);
if (oppsite == null) return null;
if (this.Context.SugarContext == null) return null;
if (this.Context.SugarContext.Context == null) return null;
if (oppsite.Expression == null) return null;
var columnInfo = this.Context.SugarContext.Context.EntityMaintenance
.GetEntityInfo(oppsite.Expression.Type).Columns.FirstOrDefault(it => it.PropertyName == oppsite.Member.Name);
return columnInfo;
}
protected MethodCallExpressionArgs GetMethodCallArgs(ExpressionParameter parameter, Expression item)
{
var newContext = this.Context.GetCopyContext();
newContext.MappingColumns = this.Context.MappingColumns;
newContext.MappingTables = this.Context.MappingTables;
newContext.IgnoreComumnList = this.Context.IgnoreComumnList;
newContext.IsSingle = this.Context.IsSingle;
newContext.SqlFuncServices = this.Context.SqlFuncServices;
newContext.Resolve(item, this.Context.IsJoin ? ResolveExpressType.WhereMultiple : ResolveExpressType.WhereSingle);
this.Context.Index = newContext.Index;
this.Context.ParameterIndex = newContext.ParameterIndex;
if (newContext.Parameters.HasValue())
{
this.Context.Parameters.AddRange(newContext.Parameters);
}
if (newContext.SingleTableNameSubqueryShortName.HasValue())
{
this.Context.SingleTableNameSubqueryShortName = newContext.SingleTableNameSubqueryShortName;
}
var methodCallExpressionArgs = new MethodCallExpressionArgs()
{
IsMember = true,
MemberName = newContext.Result.GetResultString()
};
return methodCallExpressionArgs;
}
private string GetAsNameResolveAnObject(ExpressionParameter parameter, Expression item, string asName, bool isSameType)
{
this.Start();
var shortName = parameter.CommonTempData;
@@ -591,8 +668,7 @@ namespace SqlSugar
return asName;
}
public object packIfElse(object methodValue)
public object GetAsNamePackIfElse(object methodValue)
{
methodValue = this.Context.DbMehtods.CaseWhen(new List<KeyValuePair<string, string>>() {
new KeyValuePair<string, string>("IF",methodValue.ObjToString()),
@@ -601,6 +677,10 @@ namespace SqlSugar
});
return methodValue;
}
#endregion
#region Validate
private static bool IsNotCaseExpression(Expression item)
{
if ((item as MethodCallExpression).Method.Name == "IIF")
@@ -611,11 +691,11 @@ namespace SqlSugar
{
return false;
}
else if ((item as MethodCallExpression).Method.Name == "End"&&item.ToString().Contains("IF("))
else if ((item as MethodCallExpression).Method.Name == "End" && item.ToString().Contains("IF("))
{
return false;
}
else if ((item as MethodCallExpression).Method.Name== "AggregateMax")
else if ((item as MethodCallExpression).Method.Name == "AggregateMax")
{
return false;
}
@@ -635,138 +715,15 @@ namespace SqlSugar
{
return false;
}
else if ((item as MethodCallExpression).Method.Name == "Select"&& item.ToString().Contains("Subqueryable()"))
else if ((item as MethodCallExpression).Method.Name == "Select" && item.ToString().Contains("Subqueryable()"))
{
return false;
}
else
else
{
return true;
}
}
private Dictionary<string, string> GetMappingColumns(Expression currentExpression)
{
Dictionary<string, string> result = new Dictionary<string, string>();
if (currentExpression == null)
{
return result;
}
List<Type> types = new List<Type>();
int i = 0;
if (currentExpression is NewExpression)
{
i = (currentExpression as NewExpression).Arguments.Count;
foreach (var item in (currentExpression as NewExpression).Arguments)
{
if (item.Type.IsClass())
{
types.Add(item.Type);
}
}
}
else if (currentExpression is MemberInitExpression)
{
i = (currentExpression as MemberInitExpression).Bindings.Count;
foreach (var item in (currentExpression as MemberInitExpression).Bindings)
{
MemberAssignment memberAssignment = (MemberAssignment)item;
if (memberAssignment.Expression.Type.IsClass())
{
types.Add(memberAssignment.Expression.Type);
}
}
}
if (types.Count == i&&(types.Count==types.Distinct().Count()))
{
return result;
}
var array = currentExpression.ToString().Split(',');
foreach (var item in array)
{
var itemArray = item.Split('=').ToArray();
var last = itemArray.Last().Trim().Split('.').First().TrimEnd(')').TrimEnd('}');
var first = itemArray.First().Trim();
if (first.Contains("{"))
{
first = first.Split('{').Last().Trim();
}
if (first.Contains("("))
{
first = first.Split('(').Last().Trim();
}
if (!result.ContainsKey(first))
{
result.Add(first, last);
}
else
{
//future
}
}
return result; ;
}
protected void SetNavigateResult()
{
if (this.Context != null)
{
if (this.Context.Result != null)
{
this.Context.Result.IsNavicate = true;
}
}
}
private string GetAsName(Expression item, object shortName, PropertyInfo property)
{
string asName;
var propertyName = property.Name;
var dbColumnName = propertyName;
var mappingInfo = this.Context.MappingColumns.FirstOrDefault(it => it.EntityName == item.Type.Name && it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo.HasValue())
{
dbColumnName = mappingInfo.DbColumnName;
}
asName = this.Context.GetTranslationText(item.Type.Name + "." + propertyName);
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName));
}
return asName;
}
private string GetAsNameAndShortName(Expression item, object shortName, PropertyInfo property)
{
string asName;
var propertyName = property.Name;
var dbColumnName = propertyName;
var mappingInfo = this.Context.MappingColumns.FirstOrDefault(it => it.EntityName == item.Type.Name && it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo.HasValue())
{
dbColumnName = mappingInfo.DbColumnName;
}
if (shortName != null && shortName.ObjToString().Contains(this.Context.SqlTranslationLeft)&&this.Context.IsSingle)
{
asName = this.Context.GetTranslationText(item.Type.Name + "." + propertyName);
}
else
{
asName = this.Context.GetTranslationText(shortName + "." + item.Type.Name + "." + propertyName);
}
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, dbColumnName));
}
return asName;
}
private static bool IsBoolValue(Expression item)
{
return item.Type == UtilConstants.BoolType &&
@@ -775,12 +732,10 @@ namespace SqlSugar
(item as MemberExpression).Expression.Type == typeof(bool?) &&
(item as MemberExpression).Member.Name == "Value";
}
protected static bool IsConvert(Expression item)
{
return item is UnaryExpression && item.NodeType == ExpressionType.Convert;
}
protected static bool IsNotMember(Expression item)
{
return item is UnaryExpression &&
@@ -799,11 +754,74 @@ namespace SqlSugar
((item as UnaryExpression).Operand as MemberExpression).Expression != null &&
((item as UnaryExpression).Operand as MemberExpression).Expression.NodeType == ExpressionType.MemberAccess;
}
protected bool IsSubMethod(MethodCallExpression express)
{
return SubTools.SubItemsConst.Any(it => express.Object != null && express.Object.Type.Name.StartsWith("Subqueryable`"));
}
#endregion
#region Dictionary
private Dictionary<string, string> GetMappingColumns(Expression currentExpression)
{
Dictionary<string, string> result = new Dictionary<string, string>();
if (currentExpression == null)
{
return result;
}
List<Type> types = new List<Type>();
int i = 0;
if (currentExpression is NewExpression)
{
i = (currentExpression as NewExpression).Arguments.Count;
foreach (var item in (currentExpression as NewExpression).Arguments)
{
if (item.Type.IsClass())
{
types.Add(item.Type);
}
}
}
else if (currentExpression is MemberInitExpression)
{
i = (currentExpression as MemberInitExpression).Bindings.Count;
foreach (var item in (currentExpression as MemberInitExpression).Bindings)
{
MemberAssignment memberAssignment = (MemberAssignment)item;
if (memberAssignment.Expression.Type.IsClass())
{
types.Add(memberAssignment.Expression.Type);
}
}
}
if (types.Count == i && (types.Count == types.Distinct().Count()))
{
return result;
}
var array = currentExpression.ToString().Split(',');
foreach (var item in array)
{
var itemArray = item.Split('=').ToArray();
var last = itemArray.Last().Trim().Split('.').First().TrimEnd(')').TrimEnd('}');
var first = itemArray.First().Trim();
if (first.Contains("{"))
{
first = first.Split('{').Last().Trim();
}
if (first.Contains("("))
{
first = first.Split('(').Last().Trim();
}
if (!result.ContainsKey(first))
{
result.Add(first, last);
}
else
{
//future
}
}
return result; ;
}
protected static Dictionary<string, string> MethodMapping = new Dictionary<string, string>() {
{ "ToString","ToString"},
{ "ToInt32","ToInt32"},
@@ -827,8 +845,7 @@ namespace SqlSugar
{ "Substring","Substring"},
{ "DateAdd","DateAdd"}
};
protected static Dictionary<string, DateType> MethodTimeMapping = new Dictionary<string, DateType>() {
protected static Dictionary<string, DateType> MethodTimeMapping = new Dictionary<string, DateType>() {
{ "AddYears",DateType.Year},
{ "AddMonths",DateType.Month},
{ "AddDays",DateType.Day},
@@ -836,6 +853,7 @@ namespace SqlSugar
{ "AddMinutes",DateType.Minute},
{ "AddSeconds",DateType.Second},
{ "AddMilliseconds",DateType.Millisecond}
};
};
#endregion
}
}