using Microsoft.Extensions.Logging;
using StellaOps.Evidence.Core;
using StellaOps.Infrastructure.Postgres.Connections;
using System.Text.Json;

namespace StellaOps.Evidence.Persistence.Postgres;

/// <summary>
/// PostgreSQL (EF Core) implementation of <see cref="IEvidenceStore"/>.
/// Stores evidence records with content-addressed IDs and tenant isolation via RLS.
/// </summary>
public sealed partial class PostgresEvidenceStore : IEvidenceStore
{
    private const int CommandTimeoutSeconds = 30;

    private readonly EvidenceDataSource _dataSource;
    private readonly string _tenantId;
    private readonly ILogger<PostgresEvidenceStore> _logger;

    private static readonly JsonSerializerOptions _jsonOptions = new()
    {
        PropertyNamingPolicy = JsonNamingPolicy.CamelCase
    };

    /// <summary>
    /// Creates a new PostgreSQL evidence store for the specified tenant.
    /// </summary>
    /// <param name="dataSource">Evidence data source.</param>
    /// <param name="tenantId">Tenant identifier for RLS.</param>
    /// <param name="logger">Logger instance.</param>
    public PostgresEvidenceStore(
        EvidenceDataSource dataSource,
        string tenantId,
        ILogger<PostgresEvidenceStore> logger)
    {
        ArgumentNullException.ThrowIfNull(dataSource);
        ArgumentException.ThrowIfNullOrWhiteSpace(tenantId);
        ArgumentNullException.ThrowIfNull(logger);

        _dataSource = dataSource;
        _tenantId = tenantId;
        _logger = logger;
    }

    private string GetSchemaName() => EvidenceDataSource.DefaultSchemaName;
}