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- using InABox.Core;
- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Linq.Expressions;
- using System.Text;
- using System.Threading.Tasks;
- namespace InABox.DynamicGrid
- {
- public class DynamicCrossJoinGrid<TEntity, TLeft> : DynamicDataGrid<TEntity>
- where TEntity : Entity, IRemotable, IPersistent, new()
- where TLeft : Entity
- {
- public TLeft Left { get; set; }
- public Expression<Func<TEntity, Guid>> LeftMapping { get; set; }
- public Expression<Func<TLeft, Guid>> LeftProperty { get; set; }
- public DynamicCrossJoinGrid(TLeft left, Expression<Func<TEntity, Guid>> leftMapping, Expression<Func<TLeft, Guid>> leftProperty)
- {
- Left = left;
- LeftMapping = leftMapping;
- LeftProperty = leftProperty;
- Options.BeginUpdate().Clear().Add(DynamicGridOption.FilterRows).Add(DynamicGridOption.SelectColumns).EndUpdate();
- }
- protected override void GenerateColumns(DynamicGridColumns columns)
- {
- base.GenerateColumns(columns);
- var prefix = $"{typeof(TLeft).Name}.";
- columns.RemoveAll(x => x.ColumnName.StartsWith(prefix));
- }
- protected override void Reload(Filters<TEntity> criteria, Columns<TEntity> columns, ref SortOrder<TEntity> sort, Action<CoreTable?, Exception?> action)
- {
- var filter = new Filter<TEntity>();
- filter.Expression = CoreUtils.ExtractMemberExpression<TEntity, Guid>(LeftMapping);
- filter.Operator = Operator.IsEqualTo;
- filter.Value = CoreUtils.GetPropertyValue(Left, CoreUtils.GetFullPropertyName(LeftProperty, "."));
- criteria.Add(filter);
- base.Reload(criteria, columns, ref sort, action);
- }
- }
- }
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