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503 lines
31 KiB
C#
503 lines
31 KiB
C#
using FreeSql;
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using FreeSql.Extensions.EntityUtil;
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using FreeSql.Internal;
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using FreeSql.Internal.CommonProvider;
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using FreeSql.Internal.Model;
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using System;
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using System.Collections;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Reflection;
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using System.Text;
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namespace FreeSql
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{
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public static class AggregateRootUtils
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{
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public static void CompareEntityValue(IFreeSql fsql, Type rootEntityType, object rootEntityBefore, object rootEntityAfter, string rootNavigatePropertyName, AggregateRootTrackingChangeInfo tracking)
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{
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Dictionary<Type, Dictionary<string, bool>> ignores = new Dictionary<Type, Dictionary<string, bool>>();
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LocalCompareEntityValue(rootEntityType, rootEntityBefore, rootEntityAfter, rootNavigatePropertyName);
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ignores.Clear();
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void LocalCompareEntityValue(Type entityType, object entityBefore, object entityAfter, string navigatePropertyName)
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{
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if (entityType == null) entityType = entityBefore?.GetType() ?? entityAfter?.GetType();
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if (entityBefore != null)
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{
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var stateKey = $":before://{fsql.GetEntityKeyString(entityType, entityBefore, false)}";
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if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
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if (stateKeys.ContainsKey(stateKey)) return;
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stateKeys.Add(stateKey, true);
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}
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if (entityAfter != null)
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{
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var stateKey = $":after://{fsql.GetEntityKeyString(entityType, entityAfter, false)}";
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if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
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if (stateKeys.ContainsKey(stateKey)) return;
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stateKeys.Add(stateKey, true);
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}
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var table = fsql.CodeFirst.GetTableByEntity(entityType);
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if (table == null) return;
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if (entityBefore == null && entityAfter == null) return;
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if (entityBefore == null && entityAfter != null)
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{
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tracking.InsertLog.Add(NativeTuple.Create(entityType, entityAfter));
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return;
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}
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if (entityBefore != null && entityAfter == null)
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{
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tracking.DeleteLog.Add(NativeTuple.Create(entityType, new[] { entityBefore }));
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NavigateReader(fsql, entityType, entityBefore, (path, tr, ct, stackvs) =>
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{
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var dellist = stackvs.Last() as object[] ?? new[] { stackvs.Last() };
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tracking.DeleteLog.Add(NativeTuple.Create(ct, dellist));
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});
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return;
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}
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var changes = new List<string>();
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foreach (var col in table.ColumnsByCs.Values)
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{
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if (table.ColumnsByCsIgnore.ContainsKey(col.CsName)) continue;
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if (table.ColumnsByCs.ContainsKey(col.CsName))
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{
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if (col.Attribute.IsVersion) continue;
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var propvalBefore = table.GetPropertyValue(entityBefore, col.CsName);
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var propvalAfter = table.GetPropertyValue(entityAfter, col.CsName);
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if (object.Equals(propvalBefore, propvalAfter) == false) changes.Add(col.CsName);
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continue;
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}
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}
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if (changes.Any())
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tracking.UpdateLog.Add(NativeTuple.Create(entityType, entityBefore, entityAfter, changes));
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foreach (var tr in table.GetAllTableRef().OrderBy(a => a.Value.RefType).ThenBy(a => a.Key))
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{
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var tbref = tr.Value;
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if (tbref.Exception != null) continue;
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if (table.Properties.TryGetValue(tr.Key, out var prop) == false) continue;
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if (navigatePropertyName != null && prop.Name != navigatePropertyName) continue;
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var propvalBefore = table.GetPropertyValue(entityBefore, prop.Name);
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var propvalAfter = table.GetPropertyValue(entityAfter, prop.Name);
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityBefore, propvalBefore);
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityAfter, propvalAfter);
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LocalCompareEntityValue(tbref.RefEntityType, propvalBefore, propvalAfter, null);
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break;
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case TableRefType.OneToMany:
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityBefore, propvalBefore);
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityAfter, propvalAfter);
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LocalCompareEntityValueCollection(tbref, propvalBefore as IEnumerable, propvalAfter as IEnumerable);
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break;
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case TableRefType.ManyToMany:
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var middleValuesBefore = GetManyToManyObjects(fsql, table, tbref, entityBefore, prop);
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var middleValuesAfter = GetManyToManyObjects(fsql, table, tbref, entityAfter, prop);
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LocalCompareEntityValueCollection(tbref, middleValuesBefore as IEnumerable, middleValuesAfter as IEnumerable);
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break;
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case TableRefType.PgArrayToMany:
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case TableRefType.ManyToOne: //不属于聚合根
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break;
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}
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}
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}
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void LocalCompareEntityValueCollection(TableRef tbref, IEnumerable collectionBefore, IEnumerable collectionAfter)
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{
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var elementType = tbref.RefType == TableRefType.ManyToMany ? tbref.RefMiddleEntityType : tbref.RefEntityType;
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if (collectionBefore == null && collectionAfter == null) return;
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if (collectionBefore == null && collectionAfter != null)
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{
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foreach (var item in collectionAfter)
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tracking.InsertLog.Add(NativeTuple.Create(elementType, item));
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return;
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}
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if (collectionBefore != null && collectionAfter == null)
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{
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//foreach (var item in collectionBefore as IEnumerable)
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//{
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// changelog.DeleteLog.Add(NativeTuple.Create(elementType, new[] { item }));
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// NavigateReader(fsql, elementType, item, (path, tr, ct, stackvs) =>
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// {
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// var dellist = stackvs.Last() as object[] ?? new [] { stackvs.Last() };
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// changelog.DeleteLog.Add(NativeTuple.Create(ct, dellist));
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// });
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//}
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return;
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}
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Dictionary<string, object> dictBefore = new Dictionary<string, object>();
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Dictionary<string, object> dictAfter = new Dictionary<string, object>();
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foreach (var item in collectionBefore as IEnumerable)
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{
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var key = fsql.GetEntityKeyString(elementType, item, false);
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if (key != null) dictBefore.Add(key, item);
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}
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foreach (var item in collectionAfter as IEnumerable)
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{
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var key = fsql.GetEntityKeyString(elementType, item, false);
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if (key != null) tracking.InsertLog.Add(NativeTuple.Create(elementType, item));
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else dictAfter.Add(key, item);
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}
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foreach (var key in dictBefore.Keys.ToArray())
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{
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if (dictAfter.ContainsKey(key) == false)
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{
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var value = dictBefore[key];
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tracking.DeleteLog.Add(NativeTuple.Create(elementType, new[] { value }));
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NavigateReader(fsql, elementType, value, (path, tr, ct, stackvs) =>
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{
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var dellist = stackvs.Last() as object[] ?? new[] { stackvs.Last() };
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tracking.DeleteLog.Add(NativeTuple.Create(ct, dellist));
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});
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dictBefore.Remove(key);
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}
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}
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foreach (var key in dictAfter.Keys.ToArray())
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{
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if (dictBefore.ContainsKey(key) == false)
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{
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tracking.InsertLog.Add(NativeTuple.Create(elementType, dictAfter[key]));
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dictAfter.Remove(key);
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}
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}
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foreach (var key in dictBefore.Keys)
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LocalCompareEntityValue(elementType, dictBefore[key], dictAfter[key], null);
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}
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}
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public static void NavigateReader(IFreeSql fsql, Type rootType, object rootEntity, Action<string, TableRef, Type, List<object>> callback)
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{
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Dictionary<Type, Dictionary<string, bool>> ignores = new Dictionary<Type, Dictionary<string, bool>>();
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var statckPath = new Stack<string>();
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var stackValues = new List<object>();
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statckPath.Push("_");
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stackValues.Add(rootEntity);
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LocalNavigateReader(rootType, rootEntity);
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ignores.Clear();
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void LocalNavigateReader(Type entityType, object entity)
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{
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if (entity == null) return;
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if (entityType == null) entityType = entity.GetType();
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var table = fsql.CodeFirst.GetTableByEntity(entityType);
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if (table == null) return;
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var stateKey = fsql.GetEntityKeyString(entityType, entity, false);
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if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
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if (stateKeys.ContainsKey(stateKey)) return;
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stateKeys.Add(stateKey, true);
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foreach (var tr in table.GetAllTableRef().OrderBy(a => a.Value.RefType).ThenBy(a => a.Key))
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{
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var tbref = tr.Value;
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if (tbref.Exception != null) continue;
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if (table.Properties.TryGetValue(tr.Key, out var prop) == false) continue;
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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var propval = table.GetPropertyValue(entity, prop.Name);
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if (propval == null) continue;
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statckPath.Push(prop.Name);
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stackValues.Add(propval);
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entity, propval);
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callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefEntityType, stackValues);
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LocalNavigateReader(tbref.RefEntityType, propval);
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stackValues.RemoveAt(stackValues.Count - 1);
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statckPath.Pop();
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break;
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case TableRefType.OneToMany:
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var propvalOtm = table.GetPropertyValue(entity, prop.Name);
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if (propvalOtm == null) continue;
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entity, propvalOtm);
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var propvalOtmList = new List<object>();
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foreach (var val in propvalOtm as IEnumerable)
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propvalOtmList.Add(val);
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statckPath.Push($"{prop.Name}[]");
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stackValues.Add(propvalOtmList.ToArray());
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callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefEntityType, stackValues);
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foreach (var val in propvalOtm as IEnumerable)
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LocalNavigateReader(tbref.RefEntityType, val);
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stackValues.RemoveAt(stackValues.Count - 1);
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statckPath.Pop();
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break;
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case TableRefType.ManyToMany:
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var middleValues = GetManyToManyObjects(fsql, table, tbref, entity, prop).ToArray();
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if (middleValues == null) continue;
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statckPath.Push($"{prop.Name}[]");
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stackValues.Add(middleValues);
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callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefEntityType, stackValues);
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stackValues.RemoveAt(stackValues.Count - 1);
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statckPath.Pop();
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break;
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case TableRefType.PgArrayToMany:
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case TableRefType.ManyToOne: //不属于聚合根
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break;
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}
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}
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}
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}
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public static void MapEntityValue(IFreeSql fsql, Type rootEntityType, object rootEntityFrom, object rootEntityTo)
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{
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Dictionary<Type, Dictionary<string, bool>> ignores = new Dictionary<Type, Dictionary<string, bool>>();
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LocalMapEntityValue(rootEntityType, rootEntityFrom, rootEntityTo);
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ignores.Clear();
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void LocalMapEntityValue(Type entityType, object entityFrom, object entityTo)
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{
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if (entityFrom == null || entityTo == null) return;
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if (entityType == null) entityType = entityFrom?.GetType() ?? entityTo?.GetType();
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var table = fsql.CodeFirst.GetTableByEntity(entityType);
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if (table == null) return;
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var stateKey = fsql.GetEntityKeyString(entityType, entityFrom, false);
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if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
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if (stateKeys.ContainsKey(stateKey)) return;
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stateKeys.Add(stateKey, true);
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foreach (var prop in table.Properties.Values)
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{
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if (table.ColumnsByCsIgnore.ContainsKey(prop.Name)) continue;
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if (table.ColumnsByCs.ContainsKey(prop.Name))
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{
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table.SetPropertyValue(entityTo, prop.Name, table.GetPropertyValue(entityFrom, prop.Name));
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continue;
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}
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var tbref = table.GetTableRef(prop.Name, false);
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if (tbref == null) continue;
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var propvalFrom = EntityUtilExtensions.GetEntityValueWithPropertyName(fsql, entityType, entityFrom, prop.Name);
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if (propvalFrom == null)
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{
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EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, null);
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return;
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}
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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var propvalTo = tbref.RefEntityType.CreateInstanceGetDefaultValue();
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityFrom, propvalFrom);
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LocalMapEntityValue(tbref.RefEntityType, propvalFrom, propvalTo);
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EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTo);
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break;
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case TableRefType.OneToMany:
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SetNavigateRelationshipValue(fsql, tbref, table.Type, entityFrom, propvalFrom);
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LocalMapEntityValueCollection(entityType, entityFrom, entityTo, tbref, propvalFrom as IEnumerable, prop, true);
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break;
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case TableRefType.ManyToMany:
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LocalMapEntityValueCollection(entityType, entityFrom, entityTo, tbref, propvalFrom as IEnumerable, prop, false);
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break;
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case TableRefType.PgArrayToMany:
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case TableRefType.ManyToOne: //不属于聚合根
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break;
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}
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}
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}
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void LocalMapEntityValueCollection(Type entityType, object entityFrom, object entityTo, TableRef tbref, IEnumerable propvalFrom, PropertyInfo prop, bool cascade)
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{
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var propvalTo = typeof(List<>).MakeGenericType(tbref.RefEntityType).CreateInstanceGetDefaultValue();
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var propvalToIList = propvalTo as IList;
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foreach (var fromItem in propvalFrom)
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{
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var toItem = tbref.RefEntityType.CreateInstanceGetDefaultValue();
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if (cascade) LocalMapEntityValue(tbref.RefEntityType, fromItem, toItem);
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else EntityUtilExtensions.MapEntityValue(fsql, tbref.RefEntityType, fromItem, toItem);
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propvalToIList.Add(toItem);
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}
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var propvalType = prop.PropertyType.GetGenericTypeDefinition();
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if (propvalType == typeof(List<>) || propvalType == typeof(ICollection<>))
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EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTo);
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else if (propvalType == typeof(ObservableCollection<>))
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{
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//var propvalTypeOcCtor = typeof(ObservableCollection<>).MakeGenericType(tbref.RefEntityType).GetConstructor(new[] { typeof(List<>).MakeGenericType(tbref.RefEntityType) });
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var propvalTypeOc = Activator.CreateInstance(typeof(ObservableCollection<>).MakeGenericType(tbref.RefEntityType), new object[] { propvalTo });
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EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTypeOc);
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}
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}
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}
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static ConcurrentDictionary<Type, ConcurrentDictionary<Type, Action<ISelect0>>> _dicGetAutoIncludeQuery = new ConcurrentDictionary<Type, ConcurrentDictionary<Type, Action<ISelect0>>>();
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public static ISelect<TEntity> GetAutoIncludeQuery<TEntity>(ISelect<TEntity> select)
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{
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var select0p = select as Select0Provider;
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var table0Type = select0p._tables[0].Table.Type;
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var func = _dicGetAutoIncludeQuery.GetOrAdd(typeof(TEntity), t => new ConcurrentDictionary<Type, Action<ISelect0>>()).GetOrAdd(table0Type, t =>
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{
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var parmExp1 = Expression.Parameter(typeof(ISelect0));
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var parmNavigateParameterExp = Expression.Parameter(typeof(TEntity), "a");
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var parmQueryExp = Expression.Convert(parmExp1, typeof(ISelect<>).MakeGenericType(typeof(TEntity)));
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var exp = LocalGetAutoIncludeQuery(parmQueryExp, 1, t, parmNavigateParameterExp, parmNavigateParameterExp, new Stack<Type>());
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return Expression.Lambda<Action<ISelect0>>(exp, parmExp1).Compile();
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});
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func(select);
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return select;
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Expression LocalGetAutoIncludeQuery(Expression queryExp, int depth, Type entityType, ParameterExpression navigateParameterExp, Expression navigatePathExp, Stack<Type> ignores)
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{
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if (ignores.Any(a => a == entityType)) return queryExp;
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ignores.Push(entityType);
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var table = select0p._orm.CodeFirst.GetTableByEntity(entityType);
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if (table == null) return queryExp;
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foreach (var tr in table.GetAllTableRef().OrderBy(a => a.Value.RefType).ThenBy(a => a.Key))
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{
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var tbref = tr.Value;
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if (tbref.Exception != null) continue;
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if (table.Properties.TryGetValue(tr.Key, out var prop) == false) continue;
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Expression navigateExp = Expression.MakeMemberAccess(navigatePathExp, prop);
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//var lambdaAlias = (char)((byte)'a' + (depth - 1));
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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if (ignores.Any(a => a == tbref.RefEntityType)) break;
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LocalInclude(tbref, navigateExp);
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queryExp = LocalGetAutoIncludeQuery(queryExp, depth, tbref.RefEntityType, navigateParameterExp, navigateExp, ignores);
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break;
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case TableRefType.OneToMany:
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LocalIncludeMany(tbref, navigateExp, true);
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break;
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case TableRefType.ManyToMany:
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LocalIncludeMany(tbref, navigateExp, false);
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break;
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case TableRefType.PgArrayToMany:
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break;
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case TableRefType.ManyToOne: //不属于聚合根
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break;
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}
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}
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ignores.Pop();
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return queryExp;
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void LocalInclude(TableRef tbref, Expression exp)
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{
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var incMethod = queryExp.Type.GetMethod("Include");
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if (incMethod == null) throw new Exception(CoreStrings.RunTimeError_Reflection_IncludeMany.Replace("IncludeMany", "Include"));
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queryExp = Expression.Call(queryExp, incMethod.MakeGenericMethod(tbref.RefEntityType),
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Expression.Lambda(typeof(Func<,>).MakeGenericType(entityType, tbref.RefEntityType), exp, navigateParameterExp));
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}
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void LocalIncludeMany(TableRef tbref, Expression exp, bool isthen)
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{
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var funcType = typeof(Func<,>).MakeGenericType(entityType, typeof(IEnumerable<>).MakeGenericType(tbref.RefEntityType));
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var navigateSelector = Expression.Lambda(funcType, exp, navigateParameterExp);
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var incMethod = queryExp.Type.GetMethod("IncludeMany");
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if (incMethod == null) throw new Exception(CoreStrings.RunTimeError_Reflection_IncludeMany);
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LambdaExpression navigateThen = null;
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var navigateThenType = typeof(Action<>).MakeGenericType(typeof(ISelect<>).MakeGenericType(tbref.RefEntityType));
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var thenParameter = Expression.Parameter(typeof(ISelect<>).MakeGenericType(tbref.RefEntityType), "then");
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Expression paramQueryExp = thenParameter;
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var paramNavigateParameterExp = Expression.Parameter(tbref.RefEntityType, string.Concat((char)((byte)'a' + (depth - 1))));
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if (isthen) paramQueryExp = LocalGetAutoIncludeQuery(paramQueryExp, depth + 1, tbref.RefEntityType, paramNavigateParameterExp, paramNavigateParameterExp, ignores);
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navigateThen = Expression.Lambda(navigateThenType, paramQueryExp, thenParameter);
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queryExp = Expression.Call(queryExp, incMethod.MakeGenericMethod(tbref.RefEntityType), navigateSelector, navigateThen);
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}
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}
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}
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public static string GetAutoIncludeQueryStaicCode(IFreeSql fsql, Type rootEntityType)
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{
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return $"//fsql.Select<{rootEntityType.Name}>()\r\nSelectDiy{LocalGetAutoIncludeQueryStaicCode(1, rootEntityType, "", new Stack<Type>())}";
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string LocalGetAutoIncludeQueryStaicCode(int depth, Type entityType, string navigatePath, Stack<Type> ignores)
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{
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var code = new StringBuilder();
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if (ignores.Any(a => a == entityType)) return null;
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ignores.Push(entityType);
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var table = fsql.CodeFirst.GetTableByEntity(entityType);
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if (table == null) return null;
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if (!string.IsNullOrWhiteSpace(navigatePath)) navigatePath = $"{navigatePath}.";
|
|
foreach (var tr in table.GetAllTableRef().OrderBy(a => a.Value.RefType).ThenBy(a => a.Key))
|
|
{
|
|
var tbref = tr.Value;
|
|
if (tbref.Exception != null) continue;
|
|
var navigateExpression = $"{navigatePath}{tr.Key}";
|
|
var depthTab = "".PadLeft(depth * 4);
|
|
var lambdaAlias = (char)((byte)'a' + (depth - 1));
|
|
var lambdaStr = $"{lambdaAlias} => {lambdaAlias}.";
|
|
switch (tbref.RefType)
|
|
{
|
|
case TableRefType.OneToOne:
|
|
if (ignores.Any(a => a == tbref.RefEntityType)) break;
|
|
code.Append("\r\n").Append(depthTab).Append(".Include(").Append(lambdaStr).Append(navigateExpression).Append(")");
|
|
code.Append(LocalGetAutoIncludeQueryStaicCode(depth, tbref.RefEntityType, navigateExpression, ignores));
|
|
break;
|
|
case TableRefType.OneToMany:
|
|
code.Append("\r\n").Append(depthTab).Append(".IncludeMany(").Append(lambdaStr).Append(navigateExpression);
|
|
var thencode = LocalGetAutoIncludeQueryStaicCode(depth + 1, tbref.RefEntityType, "", new Stack<Type>(ignores.ToArray()));
|
|
if (thencode.Length > 0) code.Append(", then => then").Append(thencode);
|
|
code.Append(")");
|
|
break;
|
|
case TableRefType.ManyToMany:
|
|
code.Append("\r\n").Append(depthTab).Append(".IncludeMany(").Append(lambdaStr).Append(navigateExpression).Append(")");
|
|
break;
|
|
case TableRefType.PgArrayToMany:
|
|
code.Append("\r\n//").Append(depthTab).Append(".IncludeMany(").Append(lambdaStr).Append(navigateExpression).Append(")");
|
|
break;
|
|
case TableRefType.ManyToOne: //不属于聚合根
|
|
code.Append("\r\n//").Append(depthTab).Append(".Include(").Append(lambdaStr).Append(navigateExpression).Append(")");
|
|
break;
|
|
}
|
|
}
|
|
ignores.Pop();
|
|
return code.ToString();
|
|
}
|
|
}
|
|
|
|
public static List<object> GetManyToManyObjects(IFreeSql fsql, TableInfo table, TableRef tbref, object entity, PropertyInfo prop)
|
|
{
|
|
if (tbref.RefType != TableRefType.ManyToMany) return null;
|
|
var rights = table.GetPropertyValue(entity, prop.Name) as IEnumerable;
|
|
if (rights == null) return null;
|
|
var middles = new List<object>();
|
|
var leftpkvals = new object[tbref.Columns.Count];
|
|
for (var x = 0; x < tbref.Columns.Count; x++)
|
|
leftpkvals[x] = Utils.GetDataReaderValue(tbref.MiddleColumns[x].CsType, EntityUtilExtensions.GetEntityValueWithPropertyName(fsql, table.Type, entity, tbref.Columns[x].CsName));
|
|
foreach (var right in rights)
|
|
{
|
|
var midval = tbref.RefMiddleEntityType.CreateInstanceGetDefaultValue();
|
|
for (var x = 0; x < tbref.Columns.Count; x++)
|
|
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, tbref.RefMiddleEntityType, midval, tbref.MiddleColumns[x].CsName, leftpkvals[x]);
|
|
|
|
for (var x = tbref.Columns.Count; x < tbref.MiddleColumns.Count; x++)
|
|
{
|
|
var refcol = tbref.RefColumns[x - tbref.Columns.Count];
|
|
var refval = EntityUtilExtensions.GetEntityValueWithPropertyName(fsql, tbref.RefEntityType, right, refcol.CsName);
|
|
if (refval == refcol.CsType.CreateInstanceGetDefaultValue()) throw new Exception($"ManyToMany 关联对象的主键属性({tbref.RefEntityType.DisplayCsharp()}.{refcol.CsName})不能为空");
|
|
refval = Utils.GetDataReaderValue(tbref.MiddleColumns[x].CsType, refval);
|
|
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, tbref.RefMiddleEntityType, midval, tbref.MiddleColumns[x].CsName, refval);
|
|
}
|
|
middles.Add(midval);
|
|
}
|
|
return middles;
|
|
}
|
|
public static void SetNavigateRelationshipValue(IFreeSql orm, TableRef tbref, Type leftType, object leftItem, object rightItem)
|
|
{
|
|
if (rightItem == null) return;
|
|
switch (tbref.RefType)
|
|
{
|
|
case TableRefType.OneToOne:
|
|
for (var idx = 0; idx < tbref.Columns.Count; idx++)
|
|
{
|
|
var colval = Utils.GetDataReaderValue(tbref.RefColumns[idx].CsType, EntityUtilExtensions.GetEntityValueWithPropertyName(orm, leftType, leftItem, tbref.Columns[idx].CsName));
|
|
EntityUtilExtensions.SetEntityValueWithPropertyName(orm, tbref.RefEntityType, rightItem, tbref.RefColumns[idx].CsName, colval);
|
|
}
|
|
break;
|
|
case TableRefType.OneToMany:
|
|
var rightEachOtm = rightItem as IEnumerable;
|
|
if (rightEachOtm == null) break;
|
|
var leftColValsOtm = new object[tbref.Columns.Count];
|
|
for (var idx = 0; idx < tbref.Columns.Count; idx++)
|
|
leftColValsOtm[idx] = Utils.GetDataReaderValue(tbref.RefColumns[idx].CsType, EntityUtilExtensions.GetEntityValueWithPropertyName(orm, leftType, leftItem, tbref.Columns[idx].CsName));
|
|
foreach (var rightEle in rightEachOtm)
|
|
for (var idx = 0; idx < tbref.Columns.Count; idx++)
|
|
EntityUtilExtensions.SetEntityValueWithPropertyName(orm, tbref.RefEntityType, rightEle, tbref.RefColumns[idx].CsName, leftColValsOtm[idx]);
|
|
break;
|
|
case TableRefType.ManyToOne:
|
|
for (var idx = 0; idx < tbref.RefColumns.Count; idx++)
|
|
{
|
|
var colval = Utils.GetDataReaderValue(tbref.Columns[idx].CsType, EntityUtilExtensions.GetEntityValueWithPropertyName(orm, tbref.RefEntityType, rightItem, tbref.RefColumns[idx].CsName));
|
|
EntityUtilExtensions.SetEntityValueWithPropertyName(orm, leftType, leftItem, tbref.Columns[idx].CsName, colval);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} |