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549 lines
26 KiB
C#
549 lines
26 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace SqlSugar
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{
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public partial class UpdateableProvider<T> : IUpdateable<T> where T : class, new()
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{
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private bool UpdateObjectNotWhere()
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{
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return this.Context.CurrentConnectionConfig.DbType != DbType.MySql
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&& this.Context.CurrentConnectionConfig.DbType != DbType.MySqlConnector
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&& this.Context.CurrentConnectionConfig.DbType != DbType.SqlServer;
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}
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private void AppendSets()
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{
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if (SetColumnsIndex > 0)
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{
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var keys = UpdateBuilder.SetValues.Select(it => SqlBuilder.GetNoTranslationColumnName(it.Key.ToLower())).ToList();
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var addKeys = keys.Where(k => !this.UpdateBuilder.DbColumnInfoList.Any(it => it.PropertyName.ToLower() == k || it.DbColumnName.ToLower() == k)).ToList();
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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();
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this.UpdateBuilder.DbColumnInfoList.AddRange(addItems.Select(it => new DbColumnInfo() { PropertyName = it.PropertyName, DbColumnName = it.DbColumnName }));
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}
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SetColumnsIndex++;
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}
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private string _ExecuteCommand()
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{
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CheckWhere();
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PreToSql();
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AutoRemoveDataCache();
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Check.Exception(UpdateBuilder.WhereValues.IsNullOrEmpty() && GetPrimaryKeys().IsNullOrEmpty(), "You cannot have no primary key and no conditions");
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string sql = UpdateBuilder.ToSqlString();
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ValidateVersion();
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RestoreMapping();
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Before(sql);
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return sql;
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}
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private void CheckWhere()
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{
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if (UpdateParameterIsNull && UpdateBuilder.WhereValues.IsNullOrEmpty())
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{
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Check.ExceptionEasy("Update requires conditions", "更新需要条件 Where");
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}
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}
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private void _WhereColumn(string columnName)
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{
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var columnInfos = columns.Where(it => it.DbColumnName.Equals(columnName, StringComparison.OrdinalIgnoreCase) || it.PropertyName.Equals(columnName, StringComparison.OrdinalIgnoreCase)).ToList();
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if (!this.UpdateBuilder.DbColumnInfoList.Any(y => y.DbColumnName == columnInfos.First().DbColumnName))
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{
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this.UpdateBuilder.DbColumnInfoList.AddRange(columnInfos);
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}
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}
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private void AutoRemoveDataCache()
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{
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var moreSetts = this.Context.CurrentConnectionConfig.MoreSettings;
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var extService = this.Context.CurrentConnectionConfig.ConfigureExternalServices;
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if (moreSetts != null && moreSetts.IsAutoRemoveDataCache && extService != null && extService.DataInfoCacheService != null)
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{
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this.RemoveDataCache();
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}
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}
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internal void Init()
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{
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this.UpdateBuilder.TableName = EntityInfo.EntityName;
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if (IsMappingTable)
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{
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var mappingInfo = this.Context.MappingTables.SingleOrDefault(it => it.EntityName == EntityInfo.EntityName);
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if (mappingInfo != null)
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{
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this.UpdateBuilder.TableName = mappingInfo.DbTableName;
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}
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}
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//Check.Exception(UpdateObjs == null || UpdateObjs.Count() == 0, "UpdateObjs is null");
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int i = 0;
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foreach (var item in UpdateObjs)
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{
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List<DbColumnInfo> updateItem = new List<DbColumnInfo>();
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var isDic = item is Dictionary<string, object>;
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if (isDic)
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{
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SetUpdateItemByDic(i, item, updateItem);
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}
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else
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{
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DataAop(item);
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SetUpdateItemByEntity(i, item, updateItem);
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Tracking(item);
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}
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++i;
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}
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this.columns = this.UpdateBuilder.DbColumnInfoList;
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var ignoreColumns = EntityInfo.Columns.Where(it => it.IsOnlyIgnoreUpdate).ToList();
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if (ignoreColumns != null && ignoreColumns.Any())
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{
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this.IgnoreColumns(ignoreColumns.Select(it => it.PropertyName).ToArray());
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}
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}
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private void Tracking(T item)
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{
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if (IsTrakingData())
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{
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var trackingData = this.Context.TempItems.FirstOrDefault(it => it.Key.StartsWith("Tracking_" + item.GetHashCode()));
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var diffColumns = FastCopy.GetDiff(item, (T)trackingData.Value);
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if (diffColumns.Count > 0)
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{
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var pks = EntityInfo.Columns
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.Where(it => it.IsPrimarykey).Select(it => it.PropertyName).ToList();
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diffColumns = diffColumns.Where(it => !pks.Contains(it)).ToList();
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if (diffColumns.Count > 0)
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{
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this.UpdateColumns(diffColumns.ToArray());
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}
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}
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else
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{
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this.UpdateObjs = new T [] { null };
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this.UpdateBuilder.DbColumnInfoList = new List<DbColumnInfo>();
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}
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}
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}
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private bool IsTrakingData()
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{
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return this.UpdateParameterIsNull == false
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&& this.Context.TempItems != null
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&& this.Context.TempItems.Any(it => it.Key.StartsWith("Tracking_"))
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&& this.UpdateObjs.Length == 1;
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}
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private void DataAop(T item)
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{
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var dataEvent = this.Context.CurrentConnectionConfig.AopEvents?.DataExecuting;
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if (dataEvent != null && item != null)
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{
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foreach (var columnInfo in this.EntityInfo.Columns)
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{
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dataEvent(columnInfo.PropertyInfo.GetValue(item, null), new DataFilterModel() { OperationType = DataFilterType.UpdateByObject, EntityValue = item, EntityColumnInfo = columnInfo });
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}
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}
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}
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private void CheckTranscodeing(bool checkIsJson = true)
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{
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if (this.EntityInfo.Columns.Any(it => it.IsTranscoding))
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{
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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"));
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}
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if (checkIsJson && this.EntityInfo.Columns.Any(it => it.IsJson))
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{
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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"));
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}
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if (this.EntityInfo.Columns.Any(it => it.IsArray))
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{
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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"));
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}
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}
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private void SetUpdateItemByDic(int i, T item, List<DbColumnInfo> updateItem)
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{
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foreach (var column in item as Dictionary<string, object>)
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{
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var columnInfo = new DbColumnInfo()
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{
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Value = column.Value,
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DbColumnName = column.Key,
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PropertyName = column.Key,
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PropertyType = column.Value == null ? DBNull.Value.GetType() : UtilMethods.GetUnderType(column.Value.GetType()),
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TableId = i
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};
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if (columnInfo.PropertyType.IsEnum())
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{
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if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
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{
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columnInfo.PropertyType = UtilConstants.StringType;
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columnInfo.Value = columnInfo.Value.ToString();
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}
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else
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{
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columnInfo.Value = Convert.ToInt64(columnInfo.Value);
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}
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}
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updateItem.Add(columnInfo);
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}
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this.UpdateBuilder.DbColumnInfoList.AddRange(updateItem);
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}
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private void SetUpdateItemByEntity(int i, T item, List<DbColumnInfo> updateItem)
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{
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foreach (var column in EntityInfo.Columns)
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{
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if (column.IsIgnore) continue;
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var columnInfo = new DbColumnInfo()
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{
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Value = column.PropertyInfo.GetValue(item, null),
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DbColumnName = GetDbColumnName(column.PropertyName),
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PropertyName = column.PropertyName,
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PropertyType = UtilMethods.GetUnderType(column.PropertyInfo),
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SqlParameterDbType = column.SqlParameterDbType,
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TableId = i
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};
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if (columnInfo.PropertyType.IsEnum() && columnInfo.Value != null)
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{
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if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
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{
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columnInfo.PropertyType = UtilConstants.StringType;
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columnInfo.Value = columnInfo.Value.ToString();
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}
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else
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{
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columnInfo.Value = Convert.ToInt64(columnInfo.Value);
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}
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}
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if (column.IsJson)
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{
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columnInfo.IsJson = true;
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if (columnInfo.Value != null)
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columnInfo.Value = this.Context.Utilities.SerializeObject(columnInfo.Value);
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}
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if (column.IsArray)
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{
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columnInfo.IsArray = true;
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}
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var tranColumn = EntityInfo.Columns.FirstOrDefault(it => it.IsTranscoding && it.DbColumnName.Equals(column.DbColumnName, StringComparison.CurrentCultureIgnoreCase));
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if (tranColumn != null && columnInfo.Value.HasValue())
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{
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columnInfo.Value = UtilMethods.EncodeBase64(columnInfo.Value.ToString());
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}
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updateItem.Add(columnInfo);
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}
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this.UpdateBuilder.DbColumnInfoList.AddRange(updateItem);
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}
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private void PreToSql()
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{
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UpdateBuilder.PrimaryKeys = GetPrimaryKeys();
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if (this.IsWhereColumns)
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{
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foreach (var pkName in UpdateBuilder.PrimaryKeys)
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{
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if (WhereColumnList != null && WhereColumnList.Count() > 0)
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{
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continue;
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}
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var isContains = this.UpdateBuilder.DbColumnInfoList.Select(it => it.DbColumnName.ToLower()).Contains(pkName.ToLower());
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Check.Exception(isContains == false, "Use UpdateColumns().WhereColumn() ,UpdateColumns need {0}", pkName);
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}
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}
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#region IgnoreColumns
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if (this.Context.IgnoreColumns != null && this.Context.IgnoreColumns.Any())
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{
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var currentIgnoreColumns = this.Context.IgnoreColumns.Where(it => it.EntityName == this.EntityInfo.EntityName).ToList();
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this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it =>
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{
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return !currentIgnoreColumns.Any(i => it.PropertyName.Equals(i.PropertyName, StringComparison.CurrentCulture));
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}).ToList();
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}
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#endregion
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if (this.IsSingle)
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{
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foreach (var item in this.UpdateBuilder.DbColumnInfoList)
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{
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if (this.UpdateBuilder.Parameters == null) this.UpdateBuilder.Parameters = new List<SugarParameter>();
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if (this.UpdateBuilder.SetValues.Any(it => this.SqlBuilder.GetNoTranslationColumnName(it.Key) == item.PropertyName))
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{
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continue;
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}
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var parameter = new SugarParameter(this.SqlBuilder.SqlParameterKeyWord + item.DbColumnName, item.Value, item.PropertyType);
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if (item.IsJson)
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{
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parameter.IsJson = true;
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}
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if (item.IsArray)
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{
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parameter.IsArray = true;
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}
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this.UpdateBuilder.Parameters.Add(parameter);
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}
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}
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#region Identities
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List<string> identities = GetIdentityKeys();
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if (identities != null && identities.Any())
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{
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this.UpdateBuilder.DbColumnInfoList.ForEach(it =>
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{
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var mappingInfo = identities.SingleOrDefault(i => it.DbColumnName.Equals(i, StringComparison.CurrentCultureIgnoreCase));
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if (mappingInfo != null && mappingInfo.Any())
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{
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it.IsIdentity = true;
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}
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});
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}
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#endregion
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List<string> primaryKey = GetPrimaryKeys();
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if (primaryKey != null && primaryKey.Count > 0)
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{
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this.UpdateBuilder.DbColumnInfoList.ForEach(it =>
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{
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var mappingInfo = primaryKey.SingleOrDefault(i => it.DbColumnName.Equals(i, StringComparison.CurrentCultureIgnoreCase));
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if (mappingInfo != null && mappingInfo.Any())
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{
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it.IsPrimarykey = true;
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}
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});
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}
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if (this.UpdateBuilder.Parameters.HasValue() && this.UpdateBuilder.SetValues.IsValuable())
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{
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this.UpdateBuilder.Parameters.RemoveAll(it => this.UpdateBuilder.SetValues.Any(v => (SqlBuilder.SqlParameterKeyWord + SqlBuilder.GetNoTranslationColumnName(v.Key)) == it.ParameterName));
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}
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}
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private string GetDbColumnName(string propertyName)
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{
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if (!IsMappingColumns)
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{
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return propertyName;
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}
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if (this.Context.MappingColumns.Any(it => it.EntityName.Equals(EntityInfo.EntityName, StringComparison.CurrentCultureIgnoreCase)))
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{
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this.MappingColumnList = this.Context.MappingColumns.Where(it => it.EntityName.Equals(EntityInfo.EntityName, StringComparison.CurrentCultureIgnoreCase)).ToList();
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}
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if (MappingColumnList == null || !MappingColumnList.Any())
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{
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return propertyName;
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}
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else
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{
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var mappInfo = this.MappingColumnList.FirstOrDefault(it => it.PropertyName.Equals(propertyName, StringComparison.CurrentCultureIgnoreCase));
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return mappInfo == null ? propertyName : mappInfo.DbColumnName;
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}
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}
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private List<string> GetPrimaryKeys()
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{
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if (this.WhereColumnList.HasValue())
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{
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return this.WhereColumnList;
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}
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if (this.Context.IsSystemTablesConfig)
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{
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return this.Context.DbMaintenance.GetPrimaries(this.Context.EntityMaintenance.GetTableName(this.EntityInfo.EntityName));
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}
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else
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{
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return this.EntityInfo.Columns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName).ToList();
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}
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}
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protected virtual List<string> GetIdentityKeys()
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{
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if (this.Context.IsSystemTablesConfig)
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{
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return this.Context.DbMaintenance.GetIsIdentities(this.Context.EntityMaintenance.GetTableName(this.EntityInfo.EntityName));
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}
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else
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{
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return this.EntityInfo.Columns.Where(it => it.IsIdentity).Select(it => it.DbColumnName).ToList();
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}
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}
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private void RestoreMapping()
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{
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if (IsAs)
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{
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this.Context.MappingTables = OldMappingTableList;
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}
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}
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private void ValidateVersion()
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{
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var versionColumn = this.EntityInfo.Columns.FirstOrDefault(it => it.IsEnableUpdateVersionValidation);
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var pks = this.UpdateBuilder.DbColumnInfoList.Where(it => it.IsPrimarykey).ToList();
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if (versionColumn != null && this.IsVersionValidation)
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{
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Check.Exception(pks.IsNullOrEmpty(), "UpdateVersionValidation the primary key is required.");
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List<IConditionalModel> conModels = new List<IConditionalModel>();
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foreach (var item in pks)
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{
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conModels.Add(new ConditionalModel() { FieldName = item.DbColumnName, ConditionalType = ConditionalType.Equal, FieldValue = item.Value.ObjToString() });
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}
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var dbInfo = this.Context.Queryable<T>().Where(conModels).First();
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if (dbInfo != null)
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{
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var currentVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(UpdateObjs.Last(), null);
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var dbVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(dbInfo, null);
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Check.Exception(currentVersion == null, "UpdateVersionValidation entity property {0} is not null", versionColumn.PropertyName);
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Check.Exception(dbVersion == null, "UpdateVersionValidation database column {0} is not null", versionColumn.DbColumnName);
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if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.IntType, UtilConstants.LongType))
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{
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if (Convert.ToInt64(dbVersion) != Convert.ToInt64(currentVersion))
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{
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throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
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}
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}
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else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.DateType))
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{
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if (dbVersion.ObjToDate() != currentVersion.ObjToDate())
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{
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throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
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}
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}
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else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.ByteArrayType))
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{
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if (UtilMethods.GetLong((byte[])dbVersion) != UtilMethods.GetLong((byte[])currentVersion))
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{
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throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
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}
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}
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else
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{
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Check.ThrowNotSupportedException(string.Format("UpdateVersionValidation Not Supported Type [ {0} ] , {1}", versionColumn.PropertyInfo.PropertyType, versionColumn.PropertyName));
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}
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}
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}
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}
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private void After(string sql)
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{
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if (this.IsEnableDiffLogEvent)
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{
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var isDisableMasterSlaveSeparation = this.Ado.IsDisableMasterSlaveSeparation;
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this.Ado.IsDisableMasterSlaveSeparation = true;
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var parameters = UpdateBuilder.Parameters;
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if (parameters == null)
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parameters = new List<SugarParameter>();
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diffModel.AfterData = GetDiffTable(sql, parameters);
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diffModel.Time = this.Context.Ado.SqlExecutionTime;
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if (this.Context.CurrentConnectionConfig.AopEvents.OnDiffLogEvent != null)
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this.Context.CurrentConnectionConfig.AopEvents.OnDiffLogEvent(diffModel);
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this.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
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}
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if (this.RemoveCacheFunc != null)
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{
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this.RemoveCacheFunc();
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}
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}
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private string _ExecuteCommandWithOptLock(T updateData)
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{
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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");
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var verColumn = this.EntityInfo.Columns.FirstOrDefault(it => it.IsEnableUpdateVersionValidation);
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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");
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Check.ExceptionEasy(UpdateObjs.Length > 1, $"Optimistic lock can only handle a single update ", $"乐观锁只能处理单条更新");
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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");
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var oldValue = verColumn.PropertyInfo.GetValue(updateData);
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var newValue = UtilMethods.GetRandomByType(verColumn.UnderType);
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verColumn.PropertyInfo.SetValue(updateData, newValue);
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var data = this.UpdateBuilder.DbColumnInfoList.First(it =>
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it.PropertyName.EqualCase(verColumn.PropertyName));
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data.Value = newValue;
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var pks = GetPrimaryKeys();
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Check.ExceptionEasy(pks.Count == 0, "need primary key or WhereColumn", "需要主键或者WhereColumn");
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this.Where(verColumn.DbColumnName, "=", oldValue);
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foreach (var p in pks)
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{
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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)
|
||
{
|
||
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;
|
||
}
|
||
|
||
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 (sql.Contains("WHERE (EXISTS"))
|
||
{
|
||
whereSql = Regex.Match(sql, @"\(EXISTS.+").Value;
|
||
}
|
||
dt = this.Context.Queryable<T>().Filter(null, true).Where(whereSql).AddParameters(parameters).ToDataTable();
|
||
}
|
||
else
|
||
{
|
||
if (this.UpdateObjs.ToList().Count == 0)
|
||
{
|
||
dt = new DataTable();
|
||
}
|
||
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)
|
||
{
|
||
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);
|
||
}
|
||
result.Add(item);
|
||
}
|
||
}
|
||
return result;
|
||
}
|
||
|
||
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 "));
|
||
}
|
||
|
||
}
|
||
}
|