sqlsugar/Src/Asp.Net/SqlSugar/Abstract/UpdateProvider/UpdateableHelper.cs

907 lines
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C#
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2025-05-11 16:20:50 +08:00
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
namespace SqlSugar
{
public partial class UpdateableProvider<T> : IUpdateable<T> where T : class, new()
{
private bool IsUpdateNullByList()
{
return this.UpdateObjs.Count() > 1 && (this.UpdateBuilder.IsNoUpdateNull || this.UpdateBuilder.IsNoUpdateDefaultValue);
}
private int DatasTrackingExecommand()
{
var trakRows = 0;
var isNoTran = this.Context.Ado.IsNoTran();
try
{
if (isNoTran)
{
this.Context.Ado.BeginTran();
}
int i = 0;
foreach (var item in this.UpdateObjs)
{
var newUpdateable = this.Clone();
(newUpdateable as UpdateableProvider<T>).UpdateObjs = new[] { item };
newUpdateable.UpdateBuilder.IsListUpdate = null;
newUpdateable.UpdateBuilder.DbColumnInfoList =
newUpdateable.UpdateBuilder.DbColumnInfoList.Where(it => it.TableId == i).ToList();
AppendTracking(item, newUpdateable);
if (newUpdateable.UpdateBuilder.DbColumnInfoList?.Any() == true)
{
trakRows += newUpdateable.ExecuteCommand();
}
++i;
}
if (isNoTran)
{
this.Context.Ado.CommitTran();
}
}
catch (Exception)
{
if (isNoTran)
{
this.Context.Ado.RollbackTran();
}
throw;
}
return trakRows;
}
private async Task<int> DatasTrackingExecommandAsync()
{
var isNoTran = this.Context.Ado.IsNoTran();
var trakRows = 0;
try
{
if (isNoTran)
{
await this.Context.Ado.BeginTranAsync();
}
int i = 0;
foreach (var item in this.UpdateObjs)
{
var newUpdateable = this.Clone();
(newUpdateable as UpdateableProvider<T>).UpdateObjs = new[] { item };
newUpdateable.UpdateBuilder.IsListUpdate = null;
newUpdateable.UpdateBuilder.DbColumnInfoList =
newUpdateable.UpdateBuilder.DbColumnInfoList.Where(it => it.TableId == i).ToList();
AppendTracking(item, newUpdateable);
if (newUpdateable.UpdateBuilder.DbColumnInfoList?.Any() == true)
{
trakRows +=await newUpdateable.ExecuteCommandAsync();
}
++i;
}
if (isNoTran)
{
await this.Context.Ado.CommitTranAsync();
}
}
catch (Exception)
{
if (isNoTran)
{
await this.Context.Ado.RollbackTranAsync();
}
throw;
}
return trakRows;
}
private bool UpdateObjectNotWhere()
{
if (this.Context?.CurrentConnectionConfig?.MoreSettings?.DatabaseModel == DbType.SqlServer)
{
return false;
}
return this.Context.CurrentConnectionConfig.DbType != DbType.MySql
&& this.Context.CurrentConnectionConfig.DbType != DbType.MySqlConnector
&& this.Context.CurrentConnectionConfig.DbType != DbType.SqlServer;
}
private void AppendTracking(T item, IUpdateable<T> newUpdateable)
{
if (IsTrakingData() || IsTrakingDatas())
{
var trackingData = this.Context.TempItems.FirstOrDefault(it => it.Key.StartsWith("Tracking_" + item.GetHashCode()));
var diffColumns = FastCopy.GetDiff(item, (T)trackingData.Value);
if (diffColumns.Count > 0)
{
var pks = EntityInfo.Columns
.Where(it => it.IsPrimarykey).Select(it => it.PropertyName).ToList();
diffColumns = diffColumns.Where(it => !pks.Contains(it)).ToList();
if (diffColumns.Count > 0)
{
newUpdateable.UpdateColumns(diffColumns.ToArray());
}
}
else
{
(newUpdateable as UpdateableProvider<T>).UpdateObjs = new T[] { null };
newUpdateable.UpdateBuilder.DbColumnInfoList = new List<DbColumnInfo>();
}
}
}
private void AppendSets()
{
if (SetColumnsIndex > 0)
{
var keys = UpdateBuilder.SetValues.Select(it => SqlBuilder.GetNoTranslationColumnName(it.Key.ToLower())).ToList();
var addKeys = keys.Where(k => !this.UpdateBuilder.DbColumnInfoList.Any(it => it.PropertyName.ToLower() == k || it.DbColumnName.ToLower() == k)).ToList();
var addItems = this.EntityInfo.Columns.Where(it => !GetPrimaryKeys().Any(p => p.ToLower() == it.PropertyName?.ToLower() || p.ToLower() == it.DbColumnName?.ToLower()) && addKeys.Any(k => it.PropertyName?.ToLower() == k || it.DbColumnName?.ToLower() == k)).ToList();
this.UpdateBuilder.DbColumnInfoList.AddRange(addItems.Select(it => new DbColumnInfo() { PropertyName = it.PropertyName, DbColumnName = it.DbColumnName }));
}
SetColumnsIndex++;
}
private string _ExecuteCommand()
{
CheckWhere();
PreToSql();
AutoRemoveDataCache();
Check.ExceptionEasy(this.UpdateParameterIsNull&&this.UpdateBuilder.DbColumnInfoList.Count() == this.UpdateObjs.Length && this.UpdateObjs.Length==this.UpdateBuilder.DbColumnInfoList.Count(it => it.IsPrimarykey), "The primary key cannot be updated", "主键不能更新,更新主键会对代码逻辑存在未知隐患,如果非要更新:建议你删除在插入或者新建一个没主键的类。");
Check.Exception(UpdateBuilder.WhereValues.IsNullOrEmpty() && GetPrimaryKeys().IsNullOrEmpty(), "You cannot have no primary key and no conditions");
string sql = UpdateBuilder.ToSqlString();
ValidateVersion();
RestoreMapping();
Before(sql);
return sql;
}
private void CheckWhere()
{
if (UpdateParameterIsNull && UpdateBuilder.WhereValues.IsNullOrEmpty())
{
Check.ExceptionEasy("Update requires conditions", "更新需要条件 Where");
}
}
private void _WhereColumn(string columnName)
{
var columnInfos = columns.Where(it => it.DbColumnName.Equals(columnName, StringComparison.OrdinalIgnoreCase) || it.PropertyName.Equals(columnName, StringComparison.OrdinalIgnoreCase)).ToList();
if (!this.UpdateBuilder.DbColumnInfoList.Any(y => y.DbColumnName == columnInfos.First().DbColumnName))
{
this.UpdateBuilder.DbColumnInfoList.AddRange(columnInfos);
}
}
private void AutoRemoveDataCache()
{
var moreSetts = this.Context.CurrentConnectionConfig.MoreSettings;
var extService = this.Context.CurrentConnectionConfig.ConfigureExternalServices;
if (moreSetts != null && moreSetts.IsAutoRemoveDataCache && extService != null && extService.DataInfoCacheService != null)
{
this.RemoveDataCache();
}
}
internal void Init()
{
this.UpdateBuilder.TableName = EntityInfo.EntityName;
if (IsMappingTable)
{
var mappingInfo = this.Context.MappingTables.SingleOrDefault(it => it.EntityName == EntityInfo.EntityName);
if (mappingInfo != null)
{
this.UpdateBuilder.TableName = mappingInfo.DbTableName;
}
}
//Check.Exception(UpdateObjs == null || UpdateObjs.Count() == 0, "UpdateObjs is null");
int i = 0;
if (this.EntityInfo.Columns.Any(it => it.IsPrimarykey))
{
this.UpdateBuilder.OldPrimaryKeys = this.EntityInfo.Columns.Where(it => it.IsPrimarykey).Select(it=>it.DbColumnName).ToList();
}
foreach (var item in UpdateObjs)
{
List<DbColumnInfo> updateItem = new List<DbColumnInfo>();
var isDic = item is Dictionary<string, object>;
if (item is Dictionary<string, string>)
{
Check.ExceptionEasy("To use Updateable dictionary, use string or object", "Updateable字典请使用string,object类型");
}
if (isDic)
{
SetUpdateItemByDic(i, item, updateItem);
}
else
{
DataAop(item);
SetUpdateItemByEntity(i, item, updateItem);
Tracking(item);
}
++i;
}
this.columns = this.UpdateBuilder.DbColumnInfoList;
var ignoreColumns = EntityInfo.Columns.Where(it => it.IsOnlyIgnoreUpdate).ToList();
if (ignoreColumns != null && ignoreColumns.Any())
{
this.IgnoreColumns(ignoreColumns.Select(it => it.PropertyName).ToArray());
}
}
private void Tracking(T item)
{
if (IsTrakingData())
{
var trackingData = this.Context.TempItems.FirstOrDefault(it => it.Key.StartsWith("Tracking_" + item.GetHashCode()));
if (trackingData.Key == null && trackingData.Value == null)
{
return;
}
var diffColumns = FastCopy.GetDiff(item, (T)trackingData.Value);
if (diffColumns.Count > 0)
{
var pks = EntityInfo.Columns
.Where(it => it.IsPrimarykey).Select(it => it.PropertyName).ToList();
diffColumns = diffColumns.Where(it => !pks.Contains(it)).ToList();
if (diffColumns.Count > 0)
{
this.UpdateColumns(diffColumns.ToArray());
}
}
else
{
this.UpdateObjs = new T [] { null };
this.UpdateBuilder.DbColumnInfoList = new List<DbColumnInfo>();
}
}
}
private bool IsTrakingData()
{
return this.UpdateParameterIsNull == false
&& this.Context.TempItems != null
&& this.Context.TempItems.Any(it => it.Key.StartsWith("Tracking_"))
&& this.UpdateObjs.Length == 1;
}
private bool IsTrakingDatas()
{
return this.UpdateParameterIsNull == false
&& this.Context.TempItems != null
&& this.Context.TempItems.Any(it => it.Key.StartsWith("Tracking_"))
&& this.UpdateObjs.Length > 1;
}
private void DataAop(T item)
{
var dataEvent = this.Context.CurrentConnectionConfig.AopEvents?.DataExecuting;
if (dataEvent != null && item != null)
{
foreach (var columnInfo in this.EntityInfo.Columns)
{
if (columnInfo.ForOwnsOnePropertyInfo != null)
{
var data = columnInfo.ForOwnsOnePropertyInfo.GetValue(item, null);
if (data != null)
{
dataEvent(columnInfo.PropertyInfo.GetValue(data, null), new DataFilterModel() { OperationType = DataFilterType.UpdateByObject, EntityValue = item, EntityColumnInfo = columnInfo });
}
}
else if (columnInfo.PropertyInfo.Name == "Item" && columnInfo.IsIgnore)
{
//class index
}
else
{
dataEvent(columnInfo.PropertyInfo.GetValue(item, null), new DataFilterModel() { OperationType = DataFilterType.UpdateByObject, EntityValue = item, EntityColumnInfo = columnInfo });
}
}
}
}
private void DataChangesAop(T [] items)
{
if (typeof(T).FullName.StartsWith("System.Collections.Generic.Dictionary`"))
{
return;
}
var dataEvent = this.Context.CurrentConnectionConfig.AopEvents?.DataChangesExecuted;
if (dataEvent != null)
{
foreach (var item in items)
{
if (item != null)
{
foreach (var columnInfo in this.EntityInfo.Columns)
{
if (columnInfo.ForOwnsOnePropertyInfo != null)
{
var data = columnInfo.ForOwnsOnePropertyInfo.GetValue(item, null);
if (data != null)
{
dataEvent(columnInfo.PropertyInfo.GetValue(data, null), new DataFilterModel() { OperationType = DataFilterType.UpdateByObject, EntityValue = item, EntityColumnInfo = columnInfo });
}
}
else if (columnInfo.PropertyInfo.Name == "Item" && columnInfo.IsIgnore)
{
//class index
}
else
{
dataEvent(columnInfo.PropertyInfo.GetValue(item, null), new DataFilterModel() { OperationType = DataFilterType.UpdateByObject, EntityValue = item, EntityColumnInfo = columnInfo });
}
}
}
}
}
}
private void CheckTranscodeing(bool checkIsJson = true)
{
if (this.EntityInfo.Columns.Any(it => it.IsTranscoding))
{
Check.Exception(true, ErrorMessage.GetThrowMessage("UpdateColumns no support IsTranscoding", "SetColumns方式更新不支持IsTranscoding你可以使用db.Updateable(实体)的方式更新"));
}
//if (checkIsJson && this.EntityInfo.Columns.Any(it => it.IsJson))
//{
// Check.Exception(true, ErrorMessage.GetThrowMessage("UpdateColumns no support IsJson", "SetColumns方式更新不支持IsJson你可以使用db.Updateable(实体)的方式更新"));
//}
//if (this.EntityInfo.Columns.Any(it => it.IsArray))
//{
// Check.Exception(true, ErrorMessage.GetThrowMessage("UpdateColumns no support IsArray", "SetColumns方式更新不支持IsArray你可以使用db.Updateable(实体)的方式更新"));
//}
}
private void SetUpdateItemByDic(int i, T item, List<DbColumnInfo> updateItem)
{
foreach (var column in (item as Dictionary<string, object>).OrderBy(it=>it.Key))
{
var columnInfo = new DbColumnInfo()
{
Value = column.Value,
DbColumnName = column.Key,
PropertyName = column.Key,
PropertyType = column.Value == null ? DBNull.Value.GetType() : UtilMethods.GetUnderType(column.Value.GetType()),
TableId = i
};
if (columnInfo.PropertyType.IsEnum())
{
if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
{
columnInfo.PropertyType = UtilConstants.StringType;
columnInfo.Value = columnInfo.Value.ToString();
}
else
{
columnInfo.Value = Convert.ToInt64(columnInfo.Value);
}
}
updateItem.Add(columnInfo);
}
this.UpdateBuilder.DbColumnInfoList.AddRange(updateItem);
}
private void SetUpdateItemByEntity(int i, T item, List<DbColumnInfo> updateItem)
{
foreach (var column in EntityInfo.Columns)
{
if (column.IsIgnore) continue;
Check.ExceptionEasy(item == null, "db.Updateable(data) data is required ", "db.Updateable(data) data不能是null");
var columnInfo = new DbColumnInfo()
{
Value = GetValue(item, column),
DbColumnName = GetDbColumnName(column.PropertyName),
PropertyName = column.PropertyName,
PropertyType = UtilMethods.GetUnderType(column.PropertyInfo),
SqlParameterDbType = column.SqlParameterDbType,
TableId = i,
UpdateSql = column.UpdateSql,
UpdateServerTime = column.UpdateServerTime,
IsPrimarykey=column.IsPrimarykey
};
if (column.ForOwnsOnePropertyInfo != null)
{
columnInfo.DbColumnName = column.DbColumnName;
}
if (columnInfo.PropertyType.IsEnum() && columnInfo.Value != null)
{
if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
{
columnInfo.PropertyType = UtilConstants.StringType;
columnInfo.Value = columnInfo.Value.ToString();
}
else
{
columnInfo.Value = Convert.ToInt64(columnInfo.Value);
}
}
if (column.IsJson)
{
columnInfo.IsJson = true;
if (columnInfo.Value != null)
columnInfo.Value = this.Context.Utilities.SerializeObject(columnInfo.Value);
}
if (column.IsArray)
{
columnInfo.IsArray = true;
}
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());
}
updateItem.Add(columnInfo);
}
this.UpdateBuilder.DbColumnInfoList.AddRange(updateItem);
}
private static object GetValue(T item, EntityColumnInfo column)
{
if (column.ForOwnsOnePropertyInfo != null)
{
var owsPropertyValue = column.ForOwnsOnePropertyInfo.GetValue(item, null);
return column.PropertyInfo.GetValue(owsPropertyValue, null);
}
else
{
return column.PropertyInfo.GetValue(item, null);
}
}
private string GetSetSql(string value, Expression<Func<T, T>> columns)
{
if (value.Contains("= \"SYSDATE\""))
{
value = value.Replace("= \"SYSDATE\"", "= SYSDATE");
}
var shortName=(columns as LambdaExpression).Parameters.First().Name;
var replaceKey= "," + this.SqlBuilder.GetTranslationColumnName(shortName)+".";
var newKey = "," + this.SqlBuilder.GetTranslationColumnName(this.EntityInfo.DbTableName) + ".";
if (replaceKey != newKey)
{
value = value.Replace(replaceKey,",");
}
return value;
}
private void PreToSql()
{
if (this.UpdateBuilder.UpdateColumns.HasValue())
{
var columns = this.UpdateBuilder.UpdateColumns;
this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it => GetPrimaryKeys().Select(
iit => iit.ToLower()).Contains(it.DbColumnName.ToLower())
|| columns.Contains(it.PropertyName, StringComparer.OrdinalIgnoreCase)
|| columns.Contains(it.DbColumnName, StringComparer.OrdinalIgnoreCase)).ToList();
}
UpdateBuilder.EntityInfo = this.EntityInfo;
UpdateBuilder.PrimaryKeys = GetPrimaryKeys();
if (this.IsWhereColumns)
{
foreach (var pkName in UpdateBuilder.PrimaryKeys)
{
if (WhereColumnList != null && WhereColumnList.Count() > 0)
{
continue;
}
var isContains = this.UpdateBuilder.DbColumnInfoList.Select(it => it.DbColumnName.ToLower()).Contains(pkName.ToLower());
Check.Exception(isContains == false, "Use UpdateColumns().WhereColumn() ,UpdateColumns need {0}", pkName);
}
}
#region IgnoreColumns
if (this.Context.IgnoreColumns != null && this.Context.IgnoreColumns.Any())
{
var currentIgnoreColumns = this.Context.IgnoreColumns.Where(it => it.EntityName == this.EntityInfo.EntityName).ToList();
this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it =>
{
return !currentIgnoreColumns.Any(i => it.PropertyName.Equals(i.PropertyName, StringComparison.CurrentCulture));
}).ToList();
}
#endregion
if (this.IsSingle)
{
var isDic = this.EntityInfo.DbTableName.StartsWith("Dictionary`");
foreach (var item in this.UpdateBuilder.DbColumnInfoList)
{
if (this.UpdateBuilder.Parameters == null) this.UpdateBuilder.Parameters = new List<SugarParameter>();
if (this.UpdateBuilder.SetValues.Any(it => this.SqlBuilder.GetNoTranslationColumnName(it.Key) == item.PropertyName))
{
continue;
}
if (item.SqlParameterDbType is Type)
{
continue;
}
var parameter = new SugarParameter(this.SqlBuilder.SqlParameterKeyWord + item.DbColumnName, item.Value, item.PropertyType);
if (item.IsJson)
{
parameter.IsJson = true;
SqlBuilder.ChangeJsonType(parameter);
}
if (item.IsArray)
{
parameter.IsArray = true;
if (parameter.Value == null || parameter.Value == DBNull.Value)
{
ArrayNull(item, parameter);
}
}
if (item.Value == null && isDic)
{
var type = this.SqlBuilder.GetNullType(this.UpdateBuilder.GetTableNameString, item.DbColumnName);
if (type != null)
{
parameter = new SugarParameter(this.SqlBuilder.SqlParameterKeyWord + item.DbColumnName, item.Value, type);
}
}
this.UpdateBuilder.Parameters.Add(parameter);
}
}
#region Identities
List<string> identities = GetIdentityKeys();
if (identities != null && identities.Any())
{
this.UpdateBuilder.DbColumnInfoList.ForEach(it =>
{
var mappingInfo = identities.SingleOrDefault(i => it.DbColumnName.Equals(i, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo != null && mappingInfo.Any())
{
it.IsIdentity = true;
}
});
}
#endregion
List<string> primaryKey = GetPrimaryKeys();
if (primaryKey != null && primaryKey.Count > 0)
{
this.UpdateBuilder.DbColumnInfoList.ForEach(it =>
{
var mappingInfo = primaryKey.SingleOrDefault(i => it.DbColumnName.Equals(i, StringComparison.CurrentCultureIgnoreCase));
if (mappingInfo != null && mappingInfo.Any())
{
it.IsPrimarykey = true;
}
});
}
if (this.UpdateBuilder.Parameters.HasValue() && this.UpdateBuilder.SetValues.IsValuable())
{
this.UpdateBuilder.Parameters.RemoveAll(it => this.UpdateBuilder.SetValues.Any(v => (SqlBuilder.SqlParameterKeyWord + SqlBuilder.GetNoTranslationColumnName(v.Key)) == it.ParameterName));
}
}
private static void ArrayNull(DbColumnInfo item, SugarParameter parameter)
{
if (item.PropertyType.IsIn(typeof(Guid[]), typeof(Guid?[])))
{
parameter.DbType = System.Data.DbType.Guid;
}
else if (item.PropertyType.IsIn(typeof(int[]), typeof(int?[])))
{
parameter.DbType = System.Data.DbType.Int32;
}
else if (item.PropertyType.IsIn(typeof(long[]), typeof(long?[])))
{
parameter.DbType = System.Data.DbType.Int64;
}
else if (item.PropertyType.IsIn(typeof(short[]), typeof(short?[])))
{
parameter.DbType = System.Data.DbType.Int16;
}
}
private void OptRollBack(int updateRows,T updateData, object oldValue, string name)
{
if (updateRows == 0)
{
var verInfo = this.EntityInfo.Columns.FirstOrDefault(it => it.PropertyName == name);
if (verInfo != null)
{
verInfo.PropertyInfo.SetValue(updateData, oldValue);
}
}
}
private string GetDbColumnName(string propertyName)
{
if (!IsMappingColumns)
{
return propertyName;
}
if (this.Context.MappingColumns.Any(it => it.EntityName.Equals(EntityInfo.EntityName, StringComparison.CurrentCultureIgnoreCase)))
{
this.MappingColumnList = this.Context.MappingColumns.Where(it => it.EntityName.Equals(EntityInfo.EntityName, StringComparison.CurrentCultureIgnoreCase)).ToList();
}
if (MappingColumnList == null || !MappingColumnList.Any())
{
return propertyName;
}
else
{
var mappInfo = this.MappingColumnList.FirstOrDefault(it => it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
return mappInfo == null ? propertyName : mappInfo.DbColumnName;
}
}
protected List<string> GetPrimaryKeys()
{
if (this.WhereColumnList.HasValue())
{
return this.WhereColumnList;
}
if (this.Context.IsSystemTablesConfig)
{
return this.Context.DbMaintenance.GetPrimaries(this.Context.EntityMaintenance.GetTableName(this.EntityInfo.EntityName));
}
else
{
return this.EntityInfo.Columns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName).ToList();
}
}
protected virtual List<string> GetIdentityKeys()
{
if (this.Context.IsSystemTablesConfig)
{
return this.Context.DbMaintenance.GetIsIdentities(this.Context.EntityMaintenance.GetTableName(this.EntityInfo.EntityName));
}
else
{
return this.EntityInfo.Columns.Where(it => it.IsIdentity).Select(it => it.DbColumnName).ToList();
}
}
private void RestoreMapping()
{
if (IsAs)
{
this.Context.MappingTables = OldMappingTableList;
}
}
private void ValidateVersion()
{
var versionColumn = this.EntityInfo.Columns.FirstOrDefault(it => it.IsEnableUpdateVersionValidation);
var pks = this.UpdateBuilder.DbColumnInfoList.Where(it => it.IsPrimarykey).ToList();
if (versionColumn != null && this.IsVersionValidation)
{
Check.Exception(pks.IsNullOrEmpty(), "UpdateVersionValidation the primary key is required.");
List<IConditionalModel> conModels = new List<IConditionalModel>();
foreach (var item in pks)
{
conModels.Add(new ConditionalModel() {CSharpTypeName=item.PropertyType.Name, FieldName = item.DbColumnName, ConditionalType = ConditionalType.Equal, FieldValue = item.Value.ObjToString() });
}
var dbInfo = this.Context.Queryable<T>().Where(conModels).First();
if (dbInfo != null)
{
var currentVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(UpdateObjs.Last(), null);
var dbVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(dbInfo, null);
Check.Exception(currentVersion == null, "UpdateVersionValidation entity property {0} is not null", versionColumn.PropertyName);
Check.Exception(dbVersion == null, "UpdateVersionValidation database column {0} is not null", versionColumn.DbColumnName);
if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.IntType, UtilConstants.LongType))
{
if (Convert.ToInt64(dbVersion) != Convert.ToInt64(currentVersion))
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.DateType))
{
if (dbVersion.ObjToDate() != currentVersion.ObjToDate())
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.ByteArrayType))
{
if (UtilMethods.GetLong((byte[])dbVersion) != UtilMethods.GetLong((byte[])currentVersion))
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else
{
Check.ThrowNotSupportedException(string.Format("UpdateVersionValidation Not Supported Type [ {0} ] , {1}", versionColumn.PropertyInfo.PropertyType, versionColumn.PropertyName));
}
}
}
}
private void After(string sql)
{
if (this.IsEnableDiffLogEvent && !string.IsNullOrEmpty(sql))
{
var isDisableMasterSlaveSeparation = this.Ado.IsDisableMasterSlaveSeparation;
this.Ado.IsDisableMasterSlaveSeparation = true;
var parameters = UpdateBuilder.Parameters;
if (parameters == null)
parameters = new List<SugarParameter>();
diffModel.AfterData = GetDiffTable(sql, parameters);
diffModel.Time = this.Context.Ado.SqlExecutionTime;
if (this.Context.CurrentConnectionConfig.AopEvents.OnDiffLogEvent != null)
this.Context.CurrentConnectionConfig.AopEvents.OnDiffLogEvent(diffModel);
this.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
}
if (this.RemoveCacheFunc != null)
{
this.RemoveCacheFunc();
}
DataChangesAop(this.UpdateObjs);
}
private string _ExecuteCommandWithOptLock(T updateData,ref object oldVerValue)
{
Check.ExceptionEasy(UpdateParameterIsNull == true, "Optimistic lock can only be an entity update method", "乐观锁只能是实体更新方式");
var verColumn = this.EntityInfo.Columns.FirstOrDefault(it => it.IsEnableUpdateVersionValidation);
Check.ExceptionEasy(verColumn == null, $" {this.EntityInfo.EntityName } need IsEnableUpdateVersionValidation=true ", $"实体{this.EntityInfo.EntityName}没有找到版本标识特性 IsEnableUpdateVersionValidation");
Check.ExceptionEasy(UpdateObjs.Length > 1, $"Optimistic lock can only handle a single update ", $"乐观锁只能处理单条更新");
Check.ExceptionEasy(!verColumn.UnderType.IsIn(UtilConstants.StringType, UtilConstants.LongType, UtilConstants.GuidType, UtilConstants.DateType), $"Optimistic locks can only be guid, long, and string types", $"乐观锁只能是Guid、Long和字符串类型");
var oldValue = verColumn.PropertyInfo.GetValue(updateData);
oldVerValue = oldValue;
var newValue = UtilMethods.GetRandomByType(verColumn.UnderType);
verColumn.PropertyInfo.SetValue(updateData, newValue);
var data = this.UpdateBuilder.DbColumnInfoList.FirstOrDefault(it =>
it.PropertyName.EqualCase(verColumn.PropertyName));
if (data == null)
{
data = new DbColumnInfo() { DbColumnName= verColumn.DbColumnName,PropertyName=verColumn.PropertyName, Value=newValue };
this.UpdateBuilder.DbColumnInfoList.Add(data);
}
data.Value = newValue;
var pks = GetPrimaryKeys();
Check.ExceptionEasy(pks.Count == 0, "need primary key or WhereColumn", "需要主键或者WhereColumn");
this.Where(verColumn.DbColumnName, "=", oldValue);
foreach (var p in pks)
{
var pkColumn = this.EntityInfo.Columns.FirstOrDefault(
it => it.DbColumnName.EqualCase(p) || it.PropertyName.EqualCase(p));
this.Where(pkColumn.DbColumnName, "=", pkColumn.PropertyInfo.GetValue(updateData));
}
return verColumn.PropertyName;
}
private void Before(string sql)
{
if (this.IsEnableDiffLogEvent&&!string.IsNullOrEmpty(sql))
{
var isDisableMasterSlaveSeparation = this.Ado.IsDisableMasterSlaveSeparation;
this.Ado.IsDisableMasterSlaveSeparation = true;
var parameters = UpdateBuilder.Parameters;
if (parameters == null)
parameters = new List<SugarParameter>();
diffModel.BeforeData = GetDiffTable(sql, parameters);
diffModel.Sql = sql;
diffModel.Parameters = parameters.ToArray();
this.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
}
}
private bool IsPrimaryKey(DbColumnInfo it)
{
var result = GetPrimaryKeys().Any(p => p.Equals(it.DbColumnName, StringComparison.CurrentCultureIgnoreCase) || p.Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase));
return result;
}
internal List<DiffLogTableInfo> GetTableDiff(DataTable dt)
{
List<DiffLogTableInfo> result = new List<DiffLogTableInfo>();
if (dt.Rows != null && dt.Rows.Count > 0)
{
foreach (DataRow row in dt.Rows)
{
DiffLogTableInfo item = new DiffLogTableInfo();
item.TableDescription = this.EntityInfo.TableDescription;
item.TableName = this.EntityInfo.DbTableName;
item.Columns = new List<DiffLogColumnInfo>();
foreach (DataColumn col in dt.Columns)
{
try
{
var sugarColumn = this.EntityInfo.Columns.Where(it => it.DbColumnName != null).First(it =>
it.DbColumnName.Equals(col.ColumnName, StringComparison.CurrentCultureIgnoreCase));
DiffLogColumnInfo addItem = new DiffLogColumnInfo();
addItem.Value = row[col.ColumnName];
addItem.ColumnName = col.ColumnName;
addItem.IsPrimaryKey = sugarColumn.IsPrimarykey;
addItem.ColumnDescription = sugarColumn.ColumnDescription;
item.Columns.Add(addItem);
}
catch (Exception ex)
{
Check.ExceptionEasy(col.ColumnName + " No corresponding entity attribute found in difference log ." + ex.Message, col.ColumnName + "在差异日志中可能没有找到相应的实体属性,详细:" + ex.Message);
}
}
result.Add(item);
}
}
return result;
}
private List<DiffLogTableInfo> GetDiffTable(string sql, List<SugarParameter> parameters)
{
List<DiffLogTableInfo> result = new List<DiffLogTableInfo>();
DataTable dt = null;
if (this.UpdateParameterIsNull)
{
var whereSql = Regex.Replace(sql, ".* WHERE ", "", RegexOptions.Singleline);
if (IsExists(sql))
{
if (this.UpdateBuilder.SetValues != null)
{
foreach (var item in this.UpdateBuilder.SetValues)
{
if (item.Value?.Contains("SELECT") == true)
{
sql = sql.Replace(item.Value, null);
}
}
}
whereSql = UtilMethods.RemoveBeforeFirstWhere(sql);
}
dt = this.Context.Queryable<T>().AS(this.UpdateBuilder.TableName).Filter(null, true).Where(whereSql).AddParameters(parameters).ToDataTable();
}
else
{
if (this.UpdateObjs.ToList().Count == 0)
{
dt = new DataTable();
}
else if (this.WhereColumnList?.Any() == true)
{
dt = this.Context.Queryable<T>().Filter(null, true).WhereClassByWhereColumns(this.UpdateObjs.ToList(), this.WhereColumnList.ToArray()).ToDataTable();
}
else if (this.UpdateBuilder.TableName.HasValue())
{
dt = this.Context.Queryable<T>().AS(this.UpdateBuilder.TableName).Filter(null, true).WhereClassByPrimaryKey(this.UpdateObjs.ToList()).ToDataTable();
}
else
{
dt = this.Context.Queryable<T>().Filter(null, true).WhereClassByPrimaryKey(this.UpdateObjs.ToList()).ToDataTable();
}
}
if (dt.Rows != null && dt.Rows.Count > 0)
{
foreach (DataRow row in dt.Rows)
{
DiffLogTableInfo item = new DiffLogTableInfo();
item.TableDescription = this.EntityInfo.TableDescription;
item.TableName = this.EntityInfo.DbTableName;
item.Columns = new List<DiffLogColumnInfo>();
foreach (DataColumn col in dt.Columns)
{
try
{
var sugarColumn = this.EntityInfo.Columns.Where(it => it.DbColumnName != null).First(it =>
it.DbColumnName.Equals(col.ColumnName, StringComparison.CurrentCultureIgnoreCase));
DiffLogColumnInfo addItem = new DiffLogColumnInfo();
addItem.Value = row[col.ColumnName];
addItem.ColumnName = col.ColumnName;
addItem.IsPrimaryKey = sugarColumn.IsPrimarykey;
addItem.ColumnDescription = sugarColumn.ColumnDescription;
item.Columns.Add(addItem);
}
catch (Exception ex)
{
Check.ExceptionEasy(col.ColumnName + " No corresponding entity attribute found in difference log ."+ex.Message, col.ColumnName + "在差异日志中可能没有找到相应的实体属性,详细:"+ex.Message);
}
}
result.Add(item);
}
}
return result;
}
private static bool IsExists(string sql)
{
return UtilMethods.CountSubstringOccurrences(sql,"WHERE")>1;
}
private bool IsCorrectErrorSqlParameterName()
{
return this.Context?.CurrentConnectionConfig?.MoreSettings?.IsCorrectErrorSqlParameterName == true;
}
private void ThrowUpdateByExpression()
{
Check.Exception(UpdateParameterIsNull == true, ErrorMessage.GetThrowMessage(" no support UpdateColumns and WhereColumns", "根据表达式更新 db.Updateable<T>() 禁止使用 UpdateColumns和WhereColumns,你可以使用 SetColumns Where 等。更新分为2种方式 1.根据表达式更新 2.根据实体或者集合更新, 具体用法请查看文档 "));
}
private void ThrowUpdateByObject()
{
Check.Exception(UpdateParameterIsNull == false, ErrorMessage.GetThrowMessage(" no support SetColumns and Where", "根据对像更新 db.Updateabe(对象) 禁止使用 SetColumns和Where ,你可以使用WhereColumns 和 UpdateColumns。 更新分为2种方式 1.根据表达式更新 2.根据实体或者集合更新 具体用法请查看文档 "));
}
private void ThrowUpdateByExpressionByMesage(string message)
{
Check.Exception(UpdateParameterIsNull == true, ErrorMessage.GetThrowMessage(" no support "+ message, "根据表达式更新 db.Updateable<T>()禁止使用 " + message+"。 更新分为2种方式 1.根据表达式更新 2.根据实体或者集合更新 具体用法请查看文档 "));
}
private void ThrowUpdateByObjectByMesage(string message)
{
Check.Exception(UpdateParameterIsNull == false, ErrorMessage.GetThrowMessage(" no support " + message, "根据对象更新 db.Updateable(对象)禁止使用 " + message + "。 更新分为2种方式 1.根据表达式更新 2.根据实体或者集合更新 具体用法请查看文档 "));
}
}
}