96 lines
4.2 KiB
C#
96 lines
4.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Microsoft.AnalysisServices.Tabular;
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namespace BismNormalizer.TabularCompare.TabularMetadata
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{
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/// <summary>
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/// Abstraction of a tabular model relationship with properties and methods for comparison purposes.
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/// </summary>
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public class Relationship : TabularObject
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{
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private Table _table;
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private SingleColumnRelationship _tomRelationship;
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private string _relationshipName;
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private bool _copiedFromSource;
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private bool _modifiedInternalName;
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private string _oldInternalName;
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/// <summary>
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/// Initializes a new instance of the Relationship class using multiple parameters.
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/// </summary>
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/// <param name="table">Table object that the Relationship belongs to.</param>
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/// <param name="tomRelationship">Tabular Object Model SingleColumnRelationship object abtstracted by the Relationship class.</param>
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/// <param name="copiedFromSource">Boolean indicating whether the relationship was copied from the source TabularModel object.</param>
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/// <param name="modifiedInternalName">Boolean indicating whether the TOM Relationship object Name property was changed to avoid name conflict.</param>
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/// <param name="oldInternalName">If the TOM Relationship object Name property was changed, this parameter shows the old value.</param>
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public Relationship(Table table, SingleColumnRelationship tomRelationship, bool copiedFromSource = false, bool modifiedInternalName = false, string oldInternalName = "")
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: base(tomRelationship, table.ParentTabularModel)
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{
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_table = table;
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_tomRelationship = tomRelationship;
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//_relationshipName = $"'{_relationship.FromTable.Name}'->'{_relationship.ToTable.Name}'";
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//_relationshipName = $"[{_relationship.FromColumn.Name}]->'{_relationship.ToTable.Name}'[{_relationship.ToColumn.Name}]";
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_relationshipName = $"'{_tomRelationship.FromTable.Name}'[{_tomRelationship.FromColumn.Name}]->'{_tomRelationship.ToTable.Name}'[{_tomRelationship.ToColumn.Name}]";
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_copiedFromSource = copiedFromSource;
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_modifiedInternalName = modifiedInternalName;
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_oldInternalName = oldInternalName;
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}
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/// <summary>
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/// Table object that the Relationship oject belongs to.
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/// </summary>
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public Table Table => _table;
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/// <summary>
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/// Tabular Object Model SingleColumnRelationship object abtstracted by the Relationship class.
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/// </summary>
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public SingleColumnRelationship TomRelationship
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{
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get { return _tomRelationship; }
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set { _tomRelationship = value; }
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}
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/// <summary>
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/// Name of the Relationship object. Uses a friendly format.
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/// </summary>
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public override string Name => _relationshipName;
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/// <summary>
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/// The TOM Relationship object Name property, which is not displayed to users as its of GUID format.
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/// </summary>
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public override string InternalName => _tomRelationship.Name;
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/// <summary>
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/// Name of the from table for the Relationship object.
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/// </summary>
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public string FromTableName => _tomRelationship.FromTable.Name;
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/// <summary>
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/// Name of the to table for the Relationship object.
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/// </summary>
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public string ToTableName => _tomRelationship.ToTable.Name;
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/// <summary>
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/// Boolean indicating whether the relationship was copied from the source TabularModel object.
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/// </summary>
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public bool CopiedFromSource => _copiedFromSource;
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/// <summary>
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/// Boolean indicating whether the TOM Relationship object Name property was changed to avoid name conflict.
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/// </summary>
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public bool ModifiedInternalName => _modifiedInternalName;
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/// <summary>
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/// If the TOM Relationship object Name property was changed, this parameter shows the old value.
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/// </summary>
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public string OldInternalName => _oldInternalName;
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public override string ToString() => this.GetType().FullName;
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}
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}
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