Files
KArtSell.Aegis/docs/Design/kbx-foundation-v36/backend/Shared/Excel/IImportDefinition.cs
T

35 lines
1.2 KiB
C#

using Npgsql;
namespace Shared.Excel;
public interface IImportDefinition
{
ImportDefinition Definition { get; }
Task<IReadOnlyList<ImportRowValidation>> ValidateAsync(
IReadOnlyList<ImportRawRow> rows,
IReadOnlyDictionary<string, string> targetToSource,
NpgsqlConnection connection,
CancellationToken ct);
/// <summary>
/// Commit valid staged rows. Implementations own domain grouping and transaction boundaries.
/// They must be idempotent for a session retry.
/// </summary>
Task<ImportCommitResult> CommitAsync(Guid sessionId, string actor, CancellationToken ct);
}
public sealed class ImportDefinitionRegistry(IEnumerable<IImportDefinition> definitions)
{
private readonly IReadOnlyDictionary<string, IImportDefinition> _definitions =
definitions.ToDictionary(x => x.Definition.Id, StringComparer.OrdinalIgnoreCase);
public IImportDefinition Get(string importType) =>
_definitions.TryGetValue(importType, out var value)
? value
: throw new KeyNotFoundException($"Unknown import type: {importType}");
public bool TryGet(string importType, out IImportDefinition? definition) =>
_definitions.TryGetValue(importType, out definition);
}