// -----------------------------------------------------------------------------
// PostgresArtifactIndexRepository.Index.cs
// Sprint: SPRINT_20260222_077_Artifact_infrastructure_dal_to_efcore
// Task: ARTIF-EF-03 - Convert DAL repositories to EF Core
// Description: Index write operations for the artifact repository (EF Core)
// -----------------------------------------------------------------------------
using Microsoft.EntityFrameworkCore;

namespace StellaOps.Artifact.Infrastructure;

public sealed partial class PostgresArtifactIndexRepository
{
    /// <inheritdoc />
    public async Task IndexAsync(ArtifactIndexEntry entry, CancellationToken ct = default)
    {
        ArgumentNullException.ThrowIfNull(entry);

        // The original SQL used INSERT ... ON CONFLICT DO UPDATE (multi-column conflict clause).
        // Using ExecuteSqlRawAsync to preserve the exact upsert semantics per cutover strategy guidance.
        await using var dbContext = await CreateWriteContextAsync(ct);

        await dbContext.Database.ExecuteSqlRawAsync(
            """
            INSERT INTO evidence.artifact_index (
                id, tenant_id, bom_ref, serial_number, artifact_id, storage_key,
                artifact_type, content_type, sha256, size_bytes, created_at
            ) VALUES (
                {0}, {1}, {2}, {3}, {4}, {5},
                {6}, {7}, {8}, {9}, {10}
            )
            ON CONFLICT (tenant_id, bom_ref, serial_number, artifact_id)
            DO UPDATE SET
                storage_key = EXCLUDED.storage_key,
                artifact_type = EXCLUDED.artifact_type,
                content_type = EXCLUDED.content_type,
                sha256 = EXCLUDED.sha256,
                size_bytes = EXCLUDED.size_bytes,
                updated_at = NOW(),
                is_deleted = FALSE,
                deleted_at = NULL
            """,
            entry.Id,
            entry.TenantId,
            entry.BomRef,
            entry.SerialNumber,
            entry.ArtifactId,
            entry.StorageKey,
            entry.Type.ToString(),
            entry.ContentType,
            entry.Sha256,
            entry.SizeBytes,
            entry.CreatedAt.UtcDateTime,
            ct).ConfigureAwait(false);
    }
}