using System.Collections.Generic;

namespace SboxUiDesigner.Runtime;

/// <summary>
/// Manifest tracking which files were generated by this .sui document and
/// their content hashes at last write. Used by the compile pipeline to detect
/// hand-edits and conflicts before overwriting.
/// </summary>
public sealed class SuiGeneratedFileManifest
{
	public List<SuiGeneratedFileEntry> GeneratedFiles { get; set; } = new();

	public SuiGeneratedFileManifest Clone()
	{
		var clone = new SuiGeneratedFileManifest();
		foreach ( var entry in GeneratedFiles )
			clone.GeneratedFiles.Add( entry.Clone() );
		return clone;
	}

	public SuiGeneratedFileEntry FindByPath( string path )
	{
		foreach ( var entry in GeneratedFiles )
		{
			if ( string.Equals( entry.Path, path, System.StringComparison.OrdinalIgnoreCase ) )
				return entry;
		}
		return null;
	}
}

/// <summary>
/// One entry in the manifest — represents a single file owned by this document.
/// </summary>
public sealed class SuiGeneratedFileEntry
{
	public SuiGeneratedFileKind Kind { get; set; }

	/// <summary>Project-relative path of the generated file.</summary>
	public string Path { get; set; }

	/// <summary>Sha256 of the file content at last successful write.</summary>
	public string LastHash { get; set; }

	/// <summary>DocumentId of the .sui that owns this file.</summary>
	public string OwnedByDocumentId { get; set; }

	/// <summary>Generator version string at last write.</summary>
	public string GeneratorVersion { get; set; }

	public SuiGeneratedFileEntry Clone() => new()
	{
		Kind = Kind,
		Path = Path,
		LastHash = LastHash,
		OwnedByDocumentId = OwnedByDocumentId,
		GeneratorVersion = GeneratorVersion,
	};
}