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using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
namespace SqlSugar
{
public partial class SqlSugarClient
{
#region Properties
public SqlSugarClient Context
{
get
{
var result = _Context; ;
if (CurrentConnectionConfig.IsShardSameThread)
{
if (CallContext.ContextList.Value.IsNullOrEmpty())
{
CallContext.ContextList.Value = new List<SqlSugarClient>();
CallContext.ContextList.Value.Add(_Context);
}
else
{
var cacheContext = CallContext.ContextList.Value.FirstOrDefault(it =>
it.CurrentConnectionConfig.ConnectionString == _Context.CurrentConnectionConfig.ConnectionString &&
it.CurrentConnectionConfig.DbType == _Context.CurrentConnectionConfig.DbType &&
it.CurrentConnectionConfig.IsAutoCloseConnection == _Context.CurrentConnectionConfig.IsAutoCloseConnection &&
it.CurrentConnectionConfig.IsShardSameThread == _Context.CurrentConnectionConfig.IsShardSameThread);
if (cacheContext != null)
{
return cacheContext;
}
}
}
return result;
}
set
{
_Context = value;
}
}
public ConnectionConfig CurrentConnectionConfig { get; set; }
public Dictionary<string, object> TempItems { get; set; }
public bool IsSystemTablesConfig { get { return this.CurrentConnectionConfig.InitKeyType == InitKeyType.SystemTable; } }
public Guid ContextID { get; set; }
public MappingTableList MappingTables = new MappingTableList();
public MappingColumnList MappingColumns = new MappingColumnList();
public IgnoreColumnList IgnoreColumns = new IgnoreColumnList();
public IgnoreColumnList IgnoreInsertColumns = new IgnoreColumnList();
#endregion
#region Fields
protected ISqlBuilder _SqlBuilder;
protected SqlSugarClient _Context { get; set; }
protected EntityMaintenance _EntityProvider;
protected IAdo _Ado;
protected ILambdaExpressions _LambdaExpressions;
protected IContextMethods _RewritableMethods;
protected IDbMaintenance _DbMaintenance;
protected QueryFilterProvider _QueryFilterProvider;
protected SimpleClient _SimpleClient;
protected IAdo ContextAdo
{
get
{
return this.Context._Ado;
}
set
{
this.Context._Ado = value;
}
}
protected IContextMethods ContextRewritableMethods
{
get
{
return this.Context._RewritableMethods;
}
set
{
this.Context._RewritableMethods = value;
}
}
#endregion
#region Init mppingInfo
protected void InitMppingInfo<T, T2>()
{
InitMppingInfo<T>();
InitMppingInfo<T2>();
}
protected void InitMppingInfo<T, T2, T3>()
{
InitMppingInfo<T, T2>();
InitMppingInfo<T3>();
}
protected void InitMppingInfo<T, T2, T3, T4>()
{
InitMppingInfo<T, T2, T3>();
InitMppingInfo<T4>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5>()
{
InitMppingInfo<T, T2, T3, T4>();
InitMppingInfo<T5>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6>()
{
InitMppingInfo<T, T2, T3, T4, T5>();
InitMppingInfo<T6>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6>();
InitMppingInfo<T7>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6, T7>();
InitMppingInfo<T8>();
}
#region 9-12
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8>();
InitMppingInfo<T9>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9, T10>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9>();
InitMppingInfo<T10>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9, T10>();
InitMppingInfo<T11>();
}
protected void InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12>()
{
InitMppingInfo<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>();
InitMppingInfo<T12>();
}
#endregion
internal void InitMppingInfo<T>()
{
InitMppingInfo(typeof(T));
}
public void InitMppingInfo(Type type)
{
var cacheKey = "Context.InitAttributeMappingTables" + type.FullName;
var entityInfo = this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate<EntityInfo>(cacheKey,
() =>
{
var result = this.Context.EntityMaintenance.GetEntityInfo(type);
return result;
});
var copyObj = CopyEntityInfo(entityInfo);
InitMppingInfo(copyObj);
}
private EntityInfo CopyEntityInfo(EntityInfo entityInfo)
{
var result = new EntityInfo
{
DbTableName = entityInfo.DbTableName,
EntityName = entityInfo.EntityName,
Type = entityInfo.Type
};
var columns = new List<EntityColumnInfo>();
if (entityInfo.Columns.HasValue())
{
foreach (var item in entityInfo.Columns)
{
var column = new EntityColumnInfo
{
ColumnDescription = item.ColumnDescription,
DataType = item.DataType,
DbColumnName = item.DbColumnName,
DbTableName = item.DbTableName,
DecimalDigits = item.DecimalDigits,
DefaultValue = item.DefaultValue,
EntityName = item.EntityName,
IsIdentity = item.IsIdentity,
IsIgnore = item.IsIgnore,
IsNullable = item.IsNullable,
IsOnlyIgnoreInsert = item.IsOnlyIgnoreInsert,
IsPrimarykey = item.IsPrimarykey,
Length = item.Length,
OldDbColumnName = item.OldDbColumnName,
OracleSequenceName = item.OracleSequenceName,
PropertyInfo = item.PropertyInfo,
PropertyName = item.PropertyName
};
columns.Add(item);
}
}
result.Columns = columns;
return result;
}
private void InitMppingInfo(EntityInfo entityInfo)
{
if (this.Context.MappingTables == null)
this.Context.MappingTables = new MappingTableList();
if (this.Context.MappingColumns == null)
this.Context.MappingColumns = new MappingColumnList();
if (this.Context.IgnoreColumns == null)
this.Context.IgnoreColumns = new IgnoreColumnList();
if (this.Context.IgnoreInsertColumns == null)
this.Context.IgnoreInsertColumns = new IgnoreColumnList();
if (!this.Context.MappingTables.Any(it => it.EntityName == entityInfo.EntityName))
{
if (entityInfo.DbTableName != entityInfo.EntityName && entityInfo.DbTableName.HasValue())
{
this.Context.MappingTables.Add(entityInfo.EntityName, entityInfo.DbTableName);
}
}
if (entityInfo.Columns.Any(it => it.EntityName == entityInfo.EntityName))
{
var mappingColumnInfos = this.Context.MappingColumns.Where(it => it.EntityName == entityInfo.EntityName);
foreach (var item in entityInfo.Columns.Where(it => !it.IsIgnore))
{
if (!mappingColumnInfos.Any(it => it.PropertyName == item.PropertyName))
if (item.PropertyName != item.DbColumnName && item.DbColumnName.HasValue())
this.Context.MappingColumns.Add(item.PropertyName, item.DbColumnName, item.EntityName);
}
var ignoreInfos = this.Context.IgnoreColumns.Where(it => it.EntityName == entityInfo.EntityName);
foreach (var item in entityInfo.Columns.Where(it => it.IsIgnore))
{
if (!ignoreInfos.Any(it => it.PropertyName == item.PropertyName))
this.Context.IgnoreColumns.Add(item.PropertyName, item.EntityName);
}
var ignoreInsertInfos = this.Context.IgnoreInsertColumns.Where(it => it.EntityName == entityInfo.EntityName);
foreach (var item in entityInfo.Columns.Where(it => it.IsOnlyIgnoreInsert))
{
if (!ignoreInsertInfos.Any(it => it.PropertyName == item.PropertyName))
this.Context.IgnoreInsertColumns.Add(item.PropertyName, item.EntityName);
}
}
}
#endregion
#region Create Instance
protected ISugarQueryable<T> CreateQueryable<T>() where T : class, new()
{
var result = InstanceFactory.GetQueryable<T>(this.CurrentConnectionConfig);
return CreateQueryable(result);
}
protected ISugarQueryable<T> CreateQueryable<T>(ISugarQueryable<T> result) where T : class, new()
{
var sqlBuilder = InstanceFactory.GetSqlbuilder(CurrentConnectionConfig);
result.Context = this.Context;
result.SqlBuilder = sqlBuilder;
result.SqlBuilder.QueryBuilder = InstanceFactory.GetQueryBuilder(CurrentConnectionConfig);
result.SqlBuilder.QueryBuilder.Builder = sqlBuilder;
result.SqlBuilder.Context = result.SqlBuilder.QueryBuilder.Context = this.Context;
result.SqlBuilder.QueryBuilder.EntityType = typeof(T);
result.SqlBuilder.QueryBuilder.EntityName = typeof(T).Name;
result.SqlBuilder.QueryBuilder.LambdaExpressions = InstanceFactory.GetLambdaExpressions(CurrentConnectionConfig);
return result;
}
protected InsertableProvider<T> CreateInsertable<T>(T[] insertObjs) where T : class, new()
{
var result = InstanceFactory.GetInsertableProvider<T>(this.CurrentConnectionConfig);
var sqlBuilder = InstanceFactory.GetSqlbuilder(this.CurrentConnectionConfig); ;
result.Context = this.Context;
result.EntityInfo = this.Context.EntityMaintenance.GetEntityInfo<T>();
result.SqlBuilder = sqlBuilder;
result.InsertObjs = insertObjs;
sqlBuilder.InsertBuilder = result.InsertBuilder = InstanceFactory.GetInsertBuilder(this.CurrentConnectionConfig);
sqlBuilder.InsertBuilder.Builder = sqlBuilder;
sqlBuilder.InsertBuilder.LambdaExpressions = InstanceFactory.GetLambdaExpressions(this.CurrentConnectionConfig);
sqlBuilder.Context = result.SqlBuilder.InsertBuilder.Context = this.Context;
result.Init();
return result;
}
protected DeleteableProvider<T> CreateDeleteable<T>() where T : class, new()
{
var result = InstanceFactory.GetDeleteableProvider<T>(this.CurrentConnectionConfig);
var sqlBuilder = InstanceFactory.GetSqlbuilder(this.CurrentConnectionConfig); ;
result.Context = this.Context;
result.SqlBuilder = sqlBuilder;
sqlBuilder.DeleteBuilder = result.DeleteBuilder = InstanceFactory.GetDeleteBuilder(this.CurrentConnectionConfig);
sqlBuilder.DeleteBuilder.Builder = sqlBuilder;
sqlBuilder.DeleteBuilder.LambdaExpressions = InstanceFactory.GetLambdaExpressions(this.CurrentConnectionConfig);
sqlBuilder.Context = result.SqlBuilder.DeleteBuilder.Context = this.Context;
return result;
}
protected UpdateableProvider<T> CreateUpdateable<T>(T[] UpdateObjs) where T : class, new()
{
var result = InstanceFactory.GetUpdateableProvider<T>(this.CurrentConnectionConfig);
var sqlBuilder = InstanceFactory.GetSqlbuilder(this.CurrentConnectionConfig); ;
result.Context = this.Context;
result.EntityInfo = this.Context.EntityMaintenance.GetEntityInfo<T>();
result.SqlBuilder = sqlBuilder;
result.UpdateObjs = UpdateObjs;
sqlBuilder.UpdateBuilder = result.UpdateBuilder = InstanceFactory.GetUpdateBuilder(this.CurrentConnectionConfig);
sqlBuilder.UpdateBuilder.Builder = sqlBuilder;
sqlBuilder.UpdateBuilder.LambdaExpressions = InstanceFactory.GetLambdaExpressions(this.CurrentConnectionConfig);
sqlBuilder.Context = result.SqlBuilder.UpdateBuilder.Context = this.Context;
result.Init();
return result;
}
protected void CreateQueryJoin<T>(Expression joinExpression, Type[] types, ISugarQueryable<T> queryable) where T : class, new()
{
this.CreateQueryable<T>(queryable);
var shortName = string.Empty;
var paramters = new List<SugarParameter>();
queryable.SqlBuilder.QueryBuilder.JoinQueryInfos = this.GetJoinInfos(queryable.SqlBuilder, joinExpression, ref paramters, ref shortName, types);
queryable.SqlBuilder.QueryBuilder.TableShortName = shortName;
if (paramters != null)
{
queryable.SqlBuilder.QueryBuilder.Parameters.AddRange(paramters);
}
}
protected void CreateEasyQueryJoin<T>(Expression joinExpression, Type[] types, ISugarQueryable<T> queryable) where T : class, new()
{
this.CreateQueryable<T>(queryable);
var shortName = string.Empty;
queryable.SqlBuilder.QueryBuilder.EasyJoinInfos = this.GetEasyJoinInfo(joinExpression, ref shortName, queryable.SqlBuilder, types);
queryable.SqlBuilder.QueryBuilder.TableShortName = shortName;
}
#endregion
#region Private methods
protected List<JoinQueryInfo> GetJoinInfos(ISqlBuilder sqlBuilder, Expression joinExpression, ref List<SugarParameter> parameters, ref string shortName, params Type[] entityTypeArray)
{
var result = new List<JoinQueryInfo>();
var lambdaParameters = ((LambdaExpression)joinExpression).Parameters.ToList();
var expressionContext = sqlBuilder.QueryBuilder.LambdaExpressions;
expressionContext.MappingColumns = this.Context.MappingColumns;
expressionContext.MappingTables = this.Context.MappingTables;
expressionContext.Resolve(joinExpression, ResolveExpressType.Join);
var i = 0;
var joinArray = MergeJoinArray(expressionContext.Result.GetResultArray());
parameters = expressionContext.Parameters;
foreach (var entityType in entityTypeArray)
{
var isFirst = i == 0; ++i;
var joinInfo = new JoinQueryInfo();
var hasMappingTable = expressionContext.MappingTables.HasValue();
MappingTable mappingInfo = null;
if (hasMappingTable)
{
mappingInfo = expressionContext.MappingTables.FirstOrDefault(it => it.EntityName.Equals(entityType.Name, StringComparison.CurrentCultureIgnoreCase));
joinInfo.TableName = mappingInfo != null ? mappingInfo.DbTableName : entityType.Name;
}
else
{
joinInfo.TableName = entityType.Name;
}
if (isFirst)
{
var firstItem = lambdaParameters.First();
lambdaParameters.Remove(firstItem);
shortName = firstItem.Name;
}
var joinString = joinArray[i * 2 - 2];
joinInfo.ShortName = lambdaParameters[i - 1].Name;
joinInfo.JoinType = (JoinType)Enum.Parse(typeof(JoinType), joinString);
joinInfo.JoinWhere = joinArray[i * 2 - 1];
joinInfo.JoinIndex = i;
result.Add((joinInfo));
}
expressionContext.Clear();
return result;
}
private string[] MergeJoinArray(string[] joinArray)
{
var result = new List<string>();
string joinValue = null;
var i = 0;
foreach (var item in joinArray)
{
++i;
var isLast = joinArray.Length == i;
var isJoinType = item.IsIn(JoinType.Inner.ToString(), JoinType.Left.ToString(), JoinType.Right.ToString());
if (isJoinType)
{
if (joinValue != null)
result.Add(joinValue);
joinValue = null;
result.Add(item);
}
else
{
isJoinType = false;
joinValue += joinValue == null ? item : ("," + item);
}
if (isLast)
{
result.Add(joinValue);
}
}
return result.ToArray(); ;
}
protected Dictionary<string, string> GetEasyJoinInfo(Expression joinExpression, ref string shortName, ISqlBuilder builder, params Type[] entityTypeArray)
{
var result = new Dictionary<string, string>();
var lambdaParameters = ((LambdaExpression)joinExpression).Parameters.ToList();
shortName = lambdaParameters.First().Name;
var index = 1;
foreach (var item in entityTypeArray)
{
result.Add(UtilConstants.Space + lambdaParameters[index].Name, item.Name);
++index;
}
return result;
}
#endregion
}
}