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AggregateRootRepository
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FreeSql.Repository/AggregateRootRepository.cs
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370
FreeSql.Repository/AggregateRootRepository.cs
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using FreeSql.Extensions.EntityUtil;
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using FreeSql.Internal;
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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.Linq;
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using System.Linq.Expressions;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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namespace FreeSql
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{
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public class AggregateRootRepository<TEntity> : IBaseRepository<TEntity> where TEntity : class
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{
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readonly IBaseRepository<TEntity> _repositoryPriv;
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readonly Dictionary<Type, IBaseRepository<object>> _repositorys = new Dictionary<Type, IBaseRepository<object>>();
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protected IBaseRepository<TEntity> MainRepository
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{
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get
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{
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_repositoryPriv.DbContextOptions.EnableCascadeSave = false;
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return _repositoryPriv;
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}
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}
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protected IBaseRepository<object> GetOrAddRepository(Type otherEntityType)
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{
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if (_repositorys.TryGetValue(otherEntityType, out var repo) == false)
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{
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repo = Orm.GetRepository<object>();
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repo.AsType(otherEntityType);
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_repositorys.Add(otherEntityType, repo);
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}
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repo.UnitOfWork = UnitOfWork;
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repo.DbContextOptions = DbContextOptions;
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repo.DbContextOptions.EnableCascadeSave = false;
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repo.AsTable(_asTableRule);
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return repo;
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}
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public AggregateRootRepository(IFreeSql fsql)
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{
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_repositoryPriv = fsql.GetRepository<TEntity>();
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}
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public AggregateRootRepository(IFreeSql fsql, UnitOfWorkManager uowManager)
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{
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_repositoryPriv = (uowManager?.Orm ?? fsql).GetRepository<TEntity>();
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uowManager?.Binding(_repositoryPriv);
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}
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protected void DisposeRepositorys()
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{
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foreach (var repo in _repositorys.Values)
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{
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repo.FlushState();
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repo.Dispose();
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}
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_repositorys.Clear();
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}
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public void Dispose()
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{
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foreach (var repo in _repositorys.Values)
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{
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repo.FlushState();
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repo.Dispose();
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}
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_repositorys.Clear();
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_repositoryPriv.FlushState();
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_repositoryPriv.Dispose();
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}
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public IUnitOfWork UnitOfWork
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{
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get => _repositoryPriv.UnitOfWork;
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set => _repositoryPriv.UnitOfWork = value;
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}
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public DbContextOptions DbContextOptions
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{
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get => _repositoryPriv.DbContextOptions;
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set => _repositoryPriv.DbContextOptions = value ?? throw new ArgumentNullException(nameof(DbContextOptions));
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}
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public void AsType(Type entityType) => _repositoryPriv.AsType(entityType);
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Func<string, string> _asTableRule;
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public void AsTable(Func<string, string> rule) => _repositoryPriv.AsTable(_asTableRule = rule);
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public Type EntityType => _repositoryPriv.EntityType;
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public IDataFilter<TEntity> DataFilter => _repositoryPriv.DataFilter;
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public void Attach(TEntity entity) => AttachCascade(entity);
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public void Attach(IEnumerable<TEntity> entity)
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{
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foreach (var item in entity)
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AttachCascade(item);
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}
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public IBaseRepository<TEntity> AttachOnlyPrimary(TEntity data) => _repositoryPriv.AttachOnlyPrimary(data);
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public Dictionary<string, object[]> CompareState(TEntity newdata) => _repositoryPriv.CompareState(newdata);
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public void FlushState() => _repositoryPriv.FlushState();
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public IFreeSql Orm => _repositoryPriv.Orm;
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public IUpdate<TEntity> UpdateDiy => _repositoryPriv.UpdateDiy;
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public ISelect<TEntity> Where(Expression<Func<TEntity, bool>> exp) => Select.Where(exp);
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public ISelect<TEntity> WhereIf(bool condition, Expression<Func<TEntity, bool>> exp) => Select.WhereIf(condition, exp);
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public TEntity Insert(TEntity entity) => Insert(new[] { entity }).FirstOrDefault();
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public List<TEntity> Insert(IEnumerable<TEntity> entitys)
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{
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var ret = InsertCascade(MainRepository, GetOrAddRepository, entitys, new Dictionary<string, object>());
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DisposeRepositorys();
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foreach (var item in ret)
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AttachCascade(item);
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return ret;
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}
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public int Update(TEntity entity) => Update(new[] { entity });
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public int Update(IEnumerable<TEntity> entitys)
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{
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var ret = UpdateCascade(MainRepository, GetOrAddRepository, entitys, new Dictionary<string, object>());
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DisposeRepositorys();
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foreach (var item in entitys)
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AttachCascade(item);
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return ret;
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}
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public int Delete(TEntity entity) => Delete(new[] { entity });
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#if net40
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#else
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public Task<TEntity> InsertAsync(TEntity entity, CancellationToken cancellationToken = default) => _repositoryPriv.InsertAsync(entity, cancellationToken);
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public Task<List<TEntity>> InsertAsync(IEnumerable<TEntity> entitys, CancellationToken cancellationToken = default) => _repositoryPriv.InsertAsync(entitys, cancellationToken);
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public Task<TEntity> InsertOrUpdateAsync(TEntity entity, CancellationToken cancellationToken = default) => _repositoryPriv.InsertOrUpdateAsync(entity, cancellationToken);
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public Task SaveManyAsync(TEntity entity, string propertyName, CancellationToken cancellationToken = default) => _repositoryPriv.SaveManyAsync(entity, propertyName, cancellationToken);
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public Task<int> UpdateAsync(TEntity entity, CancellationToken cancellationToken = default) => _repositoryPriv.UpdateAsync(entity, cancellationToken);
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public Task<int> UpdateAsync(IEnumerable<TEntity> entitys, CancellationToken cancellationToken = default) => _repositoryPriv.UpdateAsync(entitys, cancellationToken);
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public Task<int> DeleteAsync(TEntity entity, CancellationToken cancellationToken = default) => _repositoryPriv.DeleteAsync(entity, cancellationToken);
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public Task<int> DeleteAsync(IEnumerable<TEntity> entitys, CancellationToken cancellationToken = default) => _repositoryPriv.DeleteAsync(entitys, cancellationToken);
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public Task<int> DeleteAsync(Expression<Func<TEntity, bool>> predicate, CancellationToken cancellationToken = default) => _repositoryPriv.DeleteAsync(predicate, cancellationToken);
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public Task<List<object>> DeleteCascadeByDatabaseAsync(Expression<Func<TEntity, bool>> predicate, CancellationToken cancellationToken = default) => _repositoryPriv.DeleteCascadeByDatabaseAsync(predicate, cancellationToken);
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#endif
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protected Dictionary<string, EntityState> _states = new Dictionary<string, EntityState>();
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protected class EntityState
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{
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public EntityState(TEntity value, string key)
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{
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this.Value = value;
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this.Key = key;
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this.Time = DateTime.Now;
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}
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public TEntity OldValue { get; set; }
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public TEntity Value { get; set; }
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public string Key { get; set; }
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public DateTime Time { get; set; }
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}
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EntityState CreateEntityState(TEntity data)
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{
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if (data == null) throw new ArgumentNullException(nameof(data));
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var key = Orm.GetEntityKeyString(EntityType, data, false);
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var state = new EntityState((TEntity)EntityType.CreateInstanceGetDefaultValue(), key);
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AggregateRootUtils.MapEntityValueCascade(Orm, EntityType, data, state.Value);
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return state;
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}
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bool? ExistsInStates(object data)
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{
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if (data == null) throw new ArgumentNullException(nameof(data));
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var key = Orm.GetEntityKeyString(EntityType, data, false);
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if (string.IsNullOrEmpty(key)) return null;
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return _states.ContainsKey(key);
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}
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void AttachCascade(TEntity entity)
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{
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var state = CreateEntityState(entity);
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if (_states.ContainsKey(state.Key)) _states[state.Key] = state;
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else _states.Add(state.Key, state);
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}
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#region Select
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public ISelect<TEntity> Select
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{
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get
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{
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var query = MainRepository.Select.TrackToList(SelectTrackingAggregateRootNavigate);
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SelectFetchAggregateRootNavigate(query, EntityType, "", new Stack<Type>());
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return query;
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}
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}
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void SelectFetchAggregateRootNavigate<T1>(ISelect<T1> currentQuery, Type entityType, string navigatePath, Stack<Type> ignores)
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{
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if (ignores.Any(a => a == entityType)) return;
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ignores.Push(entityType);
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var tb = Orm.CodeFirst.GetTableByEntity(entityType);
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foreach (var prop in tb.Properties.Values)
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{
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var tbref = tb.GetTableRef(prop.Name, false);
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if (tbref == null) continue;
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if (!string.IsNullOrWhiteSpace(navigatePath)) navigatePath = $"{navigatePath}.";
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var navigateExpression = $"{navigatePath}{prop.Name}";
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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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currentQuery.IncludeByPropertyName(navigateExpression);
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SelectFetchAggregateRootNavigate(currentQuery, tbref.RefEntityType, navigateExpression, ignores);
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break;
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case TableRefType.OneToMany:
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var ignoresCopy = new Stack<Type>(ignores.ToArray());
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currentQuery.IncludeByPropertyName(navigateExpression, then =>
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SelectFetchAggregateRootNavigate(then, tbref.RefEntityType, "", ignoresCopy));
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break;
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case TableRefType.ManyToMany:
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currentQuery.IncludeByPropertyName(navigateExpression);
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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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ignores.Pop();
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}
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void SelectTrackingAggregateRootNavigate(object list)
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{
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if (list == null) return;
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var ls = list as IEnumerable<TEntity>;
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if (ls == null)
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{
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var ie = list as IEnumerable;
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if (ie == null) return;
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var isfirst = true;
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foreach (var item in ie)
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{
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if (item == null) continue;
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if (isfirst)
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{
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isfirst = false;
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var itemType = item.GetType();
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if (itemType == typeof(object)) return;
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if (itemType.FullName.Contains("FreeSqlLazyEntity__")) itemType = itemType.BaseType;
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if (Orm.CodeFirst.GetTableByEntity(itemType)?.Primarys.Any() != true) return;
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if (itemType.GetConstructor(Type.EmptyTypes) == null) return;
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}
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AttachCascade(item as TEntity);
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}
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return;
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}
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}
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#endregion
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protected static List<T1> InsertCascade<T1>(IBaseRepository<T1> repository, Func<Type, IBaseRepository<object>> getOrAddRepository, IEnumerable<T1> entitys, Dictionary<string, object> states) where T1 : class
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{
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var ret = repository.Insert(entitys);
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foreach (var entity in entitys) IsCascade(repository.EntityType, entity, true);
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var table = repository.Orm.CodeFirst.GetTableByEntity(repository.EntityType);
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foreach (var prop in table.Properties.Values)
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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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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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var otoList = ret.Select(entity =>
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{
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var otoItem = table.GetPropertyValue(entity, prop.Name);
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if (IsCascade(tbref.RefEntityType, otoItem, false) == false) return null;
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AggregateRootUtils.SetNavigateRelationshipValue(repository.Orm, tbref, table.Type, entity, otoItem);
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return otoItem;
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}).Where(entity => entity != null).ToArray();
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if (otoList.Any())
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{
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var repo = getOrAddRepository(tbref.RefEntityType);
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InsertCascade(repo, getOrAddRepository, otoList, states);
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}
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break;
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case TableRefType.OneToMany:
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var otmList = ret.Select(entity =>
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{
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var otmEach = table.GetPropertyValue(entity, prop.Name) as IEnumerable;
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if (otmEach == null) return null;
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var otmItems = new List<object>();
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foreach (var otmItem in otmEach)
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{
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if (IsCascade(tbref.RefEntityType, otmItem, false) == false) continue;
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otmItems.Add(otmItem);
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}
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AggregateRootUtils.SetNavigateRelationshipValue(repository.Orm, tbref, table.Type, entity, otmItems);
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return otmItems;
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}).Where(entity => entity != null).SelectMany(entity => entity).ToArray();
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if (otmList.Any())
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{
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var repo = getOrAddRepository(tbref.RefEntityType);
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InsertCascade(repo, getOrAddRepository, otmList, states);
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}
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break;
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case TableRefType.ManyToMany:
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var mtmMidList = new List<object>();
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ret.ForEach(entity =>
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{
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var mids = AggregateRootUtils.GetManyToManyObjects(repository.Orm, table, tbref, entity, prop);
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if (mids != null) mtmMidList.AddRange(mids);
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});
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if (mtmMidList.Any())
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{
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var repo = getOrAddRepository(tbref.RefMiddleEntityType);
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InsertCascade(repo, getOrAddRepository, mtmMidList, states);
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}
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break;
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case TableRefType.PgArrayToMany:
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break;
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}
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}
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return ret;
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bool IsCascade(Type entityType, object entity, bool isadd)
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{
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var stateKey = repository.Orm.GetEntityKeyString(entityType, entity, false);
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if (stateKey == null) return true;
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stateKey = $"{stateKey}*|_,[,_|*{entityType.DisplayCsharp()}";
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if (states.ContainsKey(stateKey)) return false;
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if (isadd) states.Add(stateKey, entity);
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return true;
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}
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}
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public TEntity InsertOrUpdate(TEntity entity) => MainRepository.InsertOrUpdate(entity);
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public int UpdateCascade<T1>(IBaseRepository<T1> repository, Func<Type, IBaseRepository<object>> getOrAddRepository, IEnumerable<T1> entitys, Dictionary<string, object> states) where T1 : class
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{
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return 0;
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}
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public int Delete(IEnumerable<TEntity> entitys) => MainRepository.Delete(entitys);
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public int Delete(Expression<Func<TEntity, bool>> predicate) => MainRepository.Delete(predicate);
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public List<object> DeleteCascadeByDatabase(Expression<Func<TEntity, bool>> predicate) => MainRepository.DeleteCascadeByDatabase(predicate);
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public void SaveMany(TEntity entity, string propertyName) => MainRepository.SaveMany(entity, propertyName);
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public void BeginEdit(List<TEntity> data) => MainRepository.BeginEdit(data);
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public int EndEdit(List<TEntity> data = null) => MainRepository.EndEdit(data);
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protected static void FetchAggregateRootNavigate<T1>(IFreeSql orm, Type entityType, Func<Type, TableRef, T1> callback, Dictionary<Type, bool> ignores)
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{
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if (ignores.ContainsKey(entityType)) return;
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ignores.Add(entityType, true);
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var tb = orm.CodeFirst.GetTableByEntity(entityType);
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foreach (var prop in tb.Properties.Values)
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{
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var tbref = tb.GetTableRef(prop.Name, false);
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if (tbref == null) continue;
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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callback(tb.Type, tbref);
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FetchAggregateRootNavigate(orm, tbref.RefEntityType, callback, ignores);
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break;
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case TableRefType.OneToMany:
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callback(tb.Type, tbref);
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FetchAggregateRootNavigate(orm, tbref.RefEntityType, callback, ignores);
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break;
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case TableRefType.ManyToMany:
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callback(tb.Type, tbref);
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FetchAggregateRootNavigate(orm, tbref.RefMiddleEntityType, callback, ignores);
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break;
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case TableRefType.PgArrayToMany:
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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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}
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345
FreeSql.Repository/AggregateRootUtils.cs
Normal file
345
FreeSql.Repository/AggregateRootUtils.cs
Normal file
@ -0,0 +1,345 @@
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using FreeSql.Aop;
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using FreeSql.Extensions.EntityUtil;
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using FreeSql.Internal;
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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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static class AggregateRootUtils
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{
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public static void CompareEntityValueCascade(IFreeSql fsql, Type entityType, object entityBefore, object entityAfter,
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List<NativeTuple<Type, object>> insertLog,
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List<NativeTuple<Type, object, object, List<string>>> updateLog,
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List<NativeTuple<Type, object>> deleteLog)
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{
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if (entityType == null) entityType = entityBefore?.GetType() ?? entityAfter?.GetType();
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var table = fsql.CodeFirst.GetTableByEntity(entityType);
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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(entityBefore, col.CsName);
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if (propvalBefore != propvalAfter) 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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updateLog.Add(NativeTuple.Create(entityType, entityBefore, entityAfter, changes));
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foreach (var prop in table.Properties.Values)
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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 propvalBefore = table.GetPropertyValue(entityBefore, prop.Name);
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var propvalAfter = table.GetPropertyValue(entityBefore, prop.Name);
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switch (tbref.RefType)
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{
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case TableRefType.OneToOne:
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if (propvalBefore == null && propvalAfter == null) return;
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if (propvalBefore == null && propvalAfter != null)
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{
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insertLog.Add(NativeTuple.Create(tbref.RefEntityType, propvalAfter));
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return;
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}
|
||||
if (propvalBefore != null && propvalAfter == null)
|
||||
{
|
||||
deleteLog.Add(NativeTuple.Create(tbref.RefEntityType, propvalBefore));
|
||||
EachNavigateCascade(fsql, tbref.RefEntityType, propvalBefore, (path, tr, ct, stackvs) =>
|
||||
{
|
||||
deleteLog.Add(NativeTuple.Create(ct, stackvs.First()));
|
||||
});
|
||||
return;
|
||||
}
|
||||
CompareEntityValueCascade(fsql, tbref.RefEntityType, propvalBefore, propvalAfter, insertLog, updateLog, deleteLog);
|
||||
break;
|
||||
case TableRefType.OneToMany:
|
||||
LocalCompareEntityValueCollection(tbref, propvalBefore as IEnumerable, propvalAfter as IEnumerable);
|
||||
break;
|
||||
case TableRefType.ManyToMany:
|
||||
var middleValuesBefore = GetManyToManyObjects(fsql, table, tbref, entityBefore, prop);
|
||||
var middleValuesAfter = GetManyToManyObjects(fsql, table, tbref, entityAfter, prop);
|
||||
LocalCompareEntityValueCollection(tbref, middleValuesBefore as IEnumerable, middleValuesAfter as IEnumerable);
|
||||
break;
|
||||
case TableRefType.PgArrayToMany:
|
||||
case TableRefType.ManyToOne: //不属于聚合根
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void LocalCompareEntityValueCollection(TableRef tbref, IEnumerable collectionBefore, IEnumerable collectionAfter)
|
||||
{
|
||||
var elementType = tbref.RefType == TableRefType.ManyToMany ? tbref.RefMiddleEntityType : tbref.RefEntityType;
|
||||
if (collectionBefore == null && collectionAfter == null) return;
|
||||
if (collectionBefore == null && collectionAfter != null)
|
||||
{
|
||||
foreach(var item in collectionAfter)
|
||||
insertLog.Add(NativeTuple.Create(elementType, item));
|
||||
return;
|
||||
}
|
||||
if (collectionBefore != null && collectionAfter == null)
|
||||
{
|
||||
foreach (var item in collectionBefore as IEnumerable)
|
||||
{
|
||||
deleteLog.Add(NativeTuple.Create(elementType, item));
|
||||
EachNavigateCascade(fsql, elementType, item, (path, tr, ct, stackvs) =>
|
||||
{
|
||||
deleteLog.Add(NativeTuple.Create(ct, stackvs.First()));
|
||||
});
|
||||
}
|
||||
return;
|
||||
}
|
||||
Dictionary<string, object> dictBefore = new Dictionary<string, object>();
|
||||
Dictionary<string, object> dictAfter = new Dictionary<string, object>();
|
||||
foreach (var item in collectionBefore as IEnumerable)
|
||||
{
|
||||
var beforeKey = fsql.GetEntityKeyString(elementType, item, false);
|
||||
dictBefore.Add(beforeKey, item);
|
||||
}
|
||||
foreach (var item in collectionAfter as IEnumerable)
|
||||
{
|
||||
var afterKey = fsql.GetEntityKeyString(elementType, item, false);
|
||||
if (afterKey != null) insertLog.Add(NativeTuple.Create(elementType, item));
|
||||
else dictBefore.Add(afterKey, item);
|
||||
}
|
||||
foreach (var key in dictBefore.Keys.ToArray())
|
||||
{
|
||||
if (dictAfter.ContainsKey(key) == false)
|
||||
{
|
||||
var value = dictBefore[key];
|
||||
deleteLog.Add(NativeTuple.Create(elementType, value));
|
||||
EachNavigateCascade(fsql, elementType, value, (path, tr, ct, stackvs) =>
|
||||
{
|
||||
deleteLog.Add(NativeTuple.Create(ct, stackvs.First()));
|
||||
});
|
||||
dictBefore.Remove(key);
|
||||
}
|
||||
}
|
||||
foreach (var key in dictAfter.Keys.ToArray())
|
||||
{
|
||||
if (dictBefore.ContainsKey(key) == false)
|
||||
{
|
||||
insertLog.Add(NativeTuple.Create(elementType, dictAfter[key]));
|
||||
dictAfter.Remove(key);
|
||||
}
|
||||
}
|
||||
foreach (var key in dictBefore.Keys)
|
||||
CompareEntityValueCascade(fsql, elementType, dictBefore[key], dictAfter[key], insertLog, updateLog, deleteLog);
|
||||
}
|
||||
}
|
||||
public static void EachNavigateCascade(IFreeSql fsql, Type rootType, object rootEntity, Action<string, TableRef, Type, List<object>> callback)
|
||||
{
|
||||
Dictionary<Type, Dictionary<string, bool>> ignores = new Dictionary<Type, Dictionary<string, bool>>();
|
||||
var statckPath = new Stack<string>();
|
||||
var stackValues = new List<object>();
|
||||
statckPath.Push("_");
|
||||
stackValues.Add(rootEntity);
|
||||
LocalEachNavigate(rootType, rootEntity);
|
||||
ignores.Clear();
|
||||
|
||||
void LocalEachNavigate(Type entityType, object entity)
|
||||
{
|
||||
if (entity == null) return;
|
||||
if (entityType == null) entityType = entity.GetType();
|
||||
var table = fsql.CodeFirst.GetTableByEntity(entityType);
|
||||
if (table == null) return;
|
||||
|
||||
var stateKey = fsql.GetEntityKeyString(entityType, entity, false);
|
||||
if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
|
||||
if (stateKeys.ContainsKey(stateKey)) return;
|
||||
stateKeys.Add(stateKey, true);
|
||||
|
||||
foreach (var prop in table.Properties.Values)
|
||||
{
|
||||
var tbref = table.GetTableRef(prop.Name, false);
|
||||
if (tbref == null) continue;
|
||||
var idx = 0;
|
||||
switch (tbref.RefType)
|
||||
{
|
||||
case TableRefType.OneToOne:
|
||||
var propval = table.GetPropertyValue(entity, prop.Name);
|
||||
statckPath.Push(prop.Name);
|
||||
stackValues.Add(propval);
|
||||
callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefEntityType, stackValues);
|
||||
LocalEachNavigate(tbref.RefEntityType, propval);
|
||||
stackValues.RemoveAt(stackValues.Count - 1);
|
||||
statckPath.Pop();
|
||||
break;
|
||||
case TableRefType.OneToMany:
|
||||
foreach (var val in table.GetPropertyValue(entity, prop.Name) as IEnumerable)
|
||||
{
|
||||
statckPath.Push($"{prop.Name[idx++]}");
|
||||
stackValues.Add(val);
|
||||
callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefEntityType, stackValues);
|
||||
LocalEachNavigate(tbref.RefEntityType, val);
|
||||
stackValues.RemoveAt(stackValues.Count - 1);
|
||||
statckPath.Pop();
|
||||
}
|
||||
break;
|
||||
case TableRefType.ManyToMany:
|
||||
var middleValues = GetManyToManyObjects(fsql, table, tbref, entity, prop);
|
||||
foreach (var midval in middleValues)
|
||||
{
|
||||
statckPath.Push($"{prop.Name[idx++]}");
|
||||
stackValues.Add(midval);
|
||||
callback?.Invoke(string.Join(".", statckPath), tbref, tbref.RefMiddleEntityType, stackValues);
|
||||
stackValues.RemoveAt(stackValues.Count - 1);
|
||||
statckPath.Pop();
|
||||
}
|
||||
break;
|
||||
case TableRefType.PgArrayToMany:
|
||||
case TableRefType.ManyToOne: //不属于聚合根
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static ConcurrentDictionary<Type, Action<IFreeSql, object, object>> _dicMapEntityValueCascade = new ConcurrentDictionary<Type, Action<IFreeSql, object, object>>();
|
||||
public static void MapEntityValueCascade(this IFreeSql fsql, Type rootEntityType, object rootEntityFrom, object rootEntityTo)
|
||||
{
|
||||
Dictionary<Type, Dictionary<string, bool>> ignores = new Dictionary<Type, Dictionary<string, bool>>();
|
||||
LocalMapEntityValue(rootEntityType, rootEntityFrom, rootEntityTo);
|
||||
ignores.Clear();
|
||||
|
||||
void LocalMapEntityValue(Type entityType, object entityFrom, object entityTo)
|
||||
{
|
||||
if (entityFrom == null || entityTo == null) return;
|
||||
if (entityType == null) entityType = entityFrom?.GetType() ?? entityTo?.GetType();
|
||||
var table = fsql.CodeFirst.GetTableByEntity(entityType);
|
||||
if (table == null) return;
|
||||
|
||||
var stateKey = fsql.GetEntityKeyString(entityType, entityFrom, false);
|
||||
if (ignores.TryGetValue(entityType, out var stateKeys) == false) ignores.Add(entityType, stateKeys = new Dictionary<string, bool>());
|
||||
if (stateKeys.ContainsKey(stateKey)) return;
|
||||
stateKeys.Add(stateKey, true);
|
||||
|
||||
foreach (var prop in table.Properties.Values)
|
||||
{
|
||||
if (table.ColumnsByCsIgnore.ContainsKey(prop.Name)) continue;
|
||||
if (table.ColumnsByCs.ContainsKey(prop.Name))
|
||||
{
|
||||
table.SetPropertyValue(entityTo, prop.Name, table.GetPropertyValue(entityFrom, prop.Name));
|
||||
continue;
|
||||
}
|
||||
var tbref = table.GetTableRef(prop.Name, false);
|
||||
if (tbref == null) continue;
|
||||
var propvalFrom = EntityUtilExtensions.GetEntityValueWithPropertyName(fsql, entityType, entityFrom, prop.Name);
|
||||
if (propvalFrom == null)
|
||||
{
|
||||
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, null);
|
||||
return;
|
||||
}
|
||||
switch (tbref.RefType)
|
||||
{
|
||||
case TableRefType.OneToOne:
|
||||
var propvalTo = tbref.RefEntityType.CreateInstanceGetDefaultValue();
|
||||
LocalMapEntityValue(tbref.RefEntityType, propvalFrom, propvalTo);
|
||||
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTo);
|
||||
break;
|
||||
case TableRefType.OneToMany:
|
||||
LocalMapEntityValueCollection(entityType, entityFrom, entityTo, tbref, propvalFrom, prop, true);
|
||||
break;
|
||||
case TableRefType.ManyToMany:
|
||||
LocalMapEntityValueCollection(entityType, entityFrom, entityTo, tbref, propvalFrom, prop, false);
|
||||
break;
|
||||
case TableRefType.PgArrayToMany:
|
||||
case TableRefType.ManyToOne: //不属于聚合根
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
void LocalMapEntityValueCollection(Type entityType, object entityFrom, object entityTo, TableRef tbref, object propvalFrom, PropertyInfo prop, bool cascade)
|
||||
{
|
||||
var propvalFromEach = propvalFrom as IEnumerable;
|
||||
var propvalTo = typeof(List<>).MakeGenericType(tbref.RefEntityType).CreateInstanceGetDefaultValue();
|
||||
var propvalToIList = propvalTo as IList;
|
||||
foreach (var fromItem in propvalFromEach)
|
||||
{
|
||||
var toItem = tbref.RefEntityType.CreateInstanceGetDefaultValue();
|
||||
if (cascade) LocalMapEntityValue(tbref.RefEntityType, fromItem, toItem);
|
||||
else EntityUtilExtensions.MapEntityValue(fsql, tbref.RefEntityType, fromItem, toItem);
|
||||
propvalToIList.Add(toItem);
|
||||
}
|
||||
var propvalType = prop.PropertyType.GetGenericTypeDefinition();
|
||||
if (propvalType == typeof(List<>) || propvalType == typeof(ICollection<>))
|
||||
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTo);
|
||||
else if (propvalType == typeof(ObservableCollection<>))
|
||||
{
|
||||
//var propvalTypeOcCtor = typeof(ObservableCollection<>).MakeGenericType(tbref.RefEntityType).GetConstructor(new[] { typeof(List<>).MakeGenericType(tbref.RefEntityType) });
|
||||
var propvalTypeOc = Activator.CreateInstance(typeof(ObservableCollection<>).MakeGenericType(tbref.RefEntityType), new object[] { propvalTo });
|
||||
EntityUtilExtensions.SetEntityValueWithPropertyName(fsql, entityType, entityTo, prop.Name, propvalTypeOc);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
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;
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -28,4 +28,8 @@
|
||||
<ProjectReference Include="..\FreeSql.DbContext\FreeSql.DbContext.csproj" />
|
||||
</ItemGroup>
|
||||
|
||||
<PropertyGroup Condition="'$(TargetFramework)' == 'net40'">
|
||||
<DefineConstants>net40</DefineConstants>
|
||||
</PropertyGroup>
|
||||
|
||||
</Project>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user