拆分 FreeSql 按需引用

2025-11-04 17:20:49 +08:00 · 2019-05-28 21:32:54 +08:00
parent 37ed28f7a0
commit f8e897e201
149 changed files with 945 additions and 4082 deletions
--- a/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerUpdate.cs
+++ b/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerUpdate.cs
@@ -0,0 +1,127 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FreeSql.SqlServer.Curd {
+
+	class SqlServerUpdate<T1> : Internal.CommonProvider.UpdateProvider<T1> where T1 : class {
+
+		public SqlServerUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
+			: base(orm, commonUtils, commonExpression, dywhere) {
+		}
+
+		public override int ExecuteAffrows() => base.SplitExecuteAffrows(500, 2100);
+		public override Task<int> ExecuteAffrowsAsync() => base.SplitExecuteAffrowsAsync(500, 2100);
+		public override List<T1> ExecuteUpdated() => base.SplitExecuteUpdated(500, 2100);
+		public override Task<List<T1>> ExecuteUpdatedAsync() => base.SplitExecuteUpdatedAsync(500, 2100);
+
+
+		protected override List<T1> RawExecuteUpdated() {
+			var sql = this.ToSql();
+			if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+			var sb = new StringBuilder();
+			sb.Append(" OUTPUT ");
+			var colidx = 0;
+			foreach (var col in _table.Columns.Values) {
+				if (colidx > 0) sb.Append(", ");
+				sb.Append(_commonUtils.QuoteReadColumn(col.Attribute.MapType, $"INSERTED.{_commonUtils.QuoteSqlName(col.Attribute.Name)}")).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+				++colidx;
+			}
+
+			var validx = sql.IndexOf(" WHERE ");
+			if (validx == -1) throw new ArgumentException("找不到 WHERE ");
+			sb.Insert(0, sql.Substring(0, validx));
+			sb.Append(sql.Substring(validx));
+
+			sql = sb.ToString();
+			var dbParms = _params.Concat(_paramsSource).ToArray();
+			var before = new Aop.CurdBeforeEventArgs(_table.Type, Aop.CurdType.Update, sql, dbParms);
+			_orm.Aop.CurdBefore?.Invoke(this, before);
+			var ret = new List<T1>();
+			Exception exception = null;
+			try {
+				ret = _orm.Ado.Query<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+				ValidateVersionAndThrow(ret.Count);
+			} catch (Exception ex) {
+				exception = ex;
+				throw ex;
+			} finally {
+				var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+				_orm.Aop.CurdAfter?.Invoke(this, after);
+			}
+			this.ClearData();
+			return ret;
+		}
+		async protected override Task<List<T1>> RawExecuteUpdatedAsync() {
+			var sql = this.ToSql();
+			if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+			var sb = new StringBuilder();
+			sb.Append(" OUTPUT ");
+			var colidx = 0;
+			foreach (var col in _table.Columns.Values) {
+				if (colidx > 0) sb.Append(", ");
+				sb.Append(_commonUtils.QuoteReadColumn(col.Attribute.MapType, $"INSERTED.{_commonUtils.QuoteSqlName(col.Attribute.Name)}")).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+				++colidx;
+			}
+
+			var validx = sql.IndexOf(" WHERE ");
+			if (validx == -1) throw new ArgumentException("找不到 WHERE ");
+			sb.Insert(0, sql.Substring(0, validx));
+			sb.Append(sql.Substring(validx));
+
+			sql = sb.ToString();
+			var dbParms = _params.Concat(_paramsSource).ToArray();
+			var before = new Aop.CurdBeforeEventArgs(_table.Type, Aop.CurdType.Update, sql, dbParms);
+			_orm.Aop.CurdBefore?.Invoke(this, before);
+			var ret = new List<T1>();
+			Exception exception = null;
+			try {
+				ret = await _orm.Ado.QueryAsync<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+				ValidateVersionAndThrow(ret.Count);
+			} catch (Exception ex) {
+				exception = ex;
+				throw ex;
+			} finally {
+				var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+				_orm.Aop.CurdAfter?.Invoke(this, after);
+			}
+			this.ClearData();
+			return ret;
+		}
+
+		protected override void ToSqlCase(StringBuilder caseWhen, ColumnInfo[] primarys) {
+			if (_table.Primarys.Length == 1) {
+				caseWhen.Append(_commonUtils.QuoteReadColumn(_table.Primarys.First().Attribute.MapType, _commonUtils.QuoteSqlName(_table.Primarys.First().Attribute.Name)));
+				return;
+			}
+			caseWhen.Append("(");
+			var pkidx = 0;
+			foreach (var pk in _table.Primarys) {
+				if (pkidx > 0) caseWhen.Append(", ");
+				caseWhen.Append("cast(").Append(_commonUtils.QuoteReadColumn(_table.Primarys.First().Attribute.MapType, _commonUtils.QuoteSqlName(pk.Attribute.Name))).Append(" as varchar)");
+				++pkidx;
+			}
+			caseWhen.Append(")");
+		}
+
+		protected override void ToSqlWhen(StringBuilder sb, ColumnInfo[] primarys, object d) {
+			if (_table.Primarys.Length == 1) {
+				sb.Append(_commonUtils.FormatSql("{0}", _table.Primarys.First().GetMapValue(d)));
+				return;
+			}
+			var pkidx = 0;
+			foreach (var pk in _table.Primarys) {
+				if (pkidx > 0) sb.Append(", ");
+				sb.Append("cast(").Append(_commonUtils.FormatSql("{0}", pk.GetMapValue(d))).Append(" as varchar)");
+				++pkidx;
+			}
+		}
+	}
+}