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## v0.4.13

Browse Source 
- 优化 MySql 日期类型精确至毫秒；
- 增加 Distinct 查询前去重数据；
This commit is contained in:
28810
2019-04-12 20:02:58 +08:00
parent dda9eddbcb
commit 2714ff360d
23 changed files with 531 additions and 79 deletions
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33
FreeSql/Extensions/EntityUtilExtensions.cs
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@ -182,9 +182,9 @@ namespace FreeSql.Extensions.EntityUtil {
/// <summary>
/// 使用新实体的值，复盖旧实体的值
/// </summary>
static ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>> _dicCopyNewValueToEntity = new ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>>();
static ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>> _dicMapEntityValue = new ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>>();
public static void MapEntityValue<TEntity>(this IFreeSql orm, TEntity from, TEntity to) {
var func = _dicCopyNewValueToEntity.GetOrAdd(orm.Ado.DataType, dt => new ConcurrentDictionary<Type, Action<object, object>>()).GetOrAdd(typeof(TEntity), t => {
var func = _dicMapEntityValue.GetOrAdd(orm.Ado.DataType, dt => new ConcurrentDictionary<Type, Action<object, object>>()).GetOrAdd(typeof(TEntity), t => {
var _table = orm.CodeFirst.GetTableByEntity(t);
var parm1 = Expression.Parameter(typeof(object));
var parm2 = Expression.Parameter(typeof(object));
@ -216,6 +216,35 @@ namespace FreeSql.Extensions.EntityUtil {
func(from, to);
}
static ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>> _dicMapEntityKeyValue = new ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, object>>>();
/// <summary>
/// 使用新实体的主键值，复盖旧实体的主键值
/// </summary>
public static void MapEntityKeyValue<TEntity>(this IFreeSql orm, TEntity from, TEntity to) {
var func = _dicMapEntityKeyValue.GetOrAdd(orm.Ado.DataType, dt => new ConcurrentDictionary<Type, Action<object, object>>()).GetOrAdd(typeof(TEntity), t => {
var _table = orm.CodeFirst.GetTableByEntity(t);
var pks = _table.Primarys;
var parm1 = Expression.Parameter(typeof(object));
var parm2 = Expression.Parameter(typeof(object));
var var1Parm = Expression.Variable(t);
var var2Parm = Expression.Variable(t);
var exps = new List<Expression>(new Expression[] {
Expression.Assign(var1Parm, Expression.TypeAs(parm1, t)),
Expression.Assign(var2Parm, Expression.TypeAs(parm2, t))
});
foreach (var pk in pks) {
exps.Add(
Expression.Assign(
Expression.MakeMemberAccess(var2Parm, _table.Properties[pk.CsName]),
Expression.MakeMemberAccess(var1Parm, _table.Properties[pk.CsName])
)
);
}
return Expression.Lambda<Action<object, object>>(Expression.Block(new[] { var1Parm, var2Parm }, exps), new[] { parm1, parm2 }).Compile();
});
func(from, to);
}
static ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, long>>> _dicSetEntityIdentityValueWithPrimary = new ConcurrentDictionary<DataType, ConcurrentDictionary<Type, Action<object, long>>>();
/// <summary>
/// 设置实体中主键内的自增字段值（若存在）