namespace pbi_local_mcp.Configuration;
/// <summary>
/// Configuration options for command-line arguments
/// </summary>
public class CommandLineOptions
{
/// <summary>
/// Gets or sets the PowerBI port number from command-line argument
/// </summary>
public string? Port { get; set; }
/// <summary>
/// Gets or sets the maximum number of rows to return in query results (default: 500)
/// </summary>
public int MaxRows { get; set; } = 500;
/// <summary>
/// Gets or sets the data obfuscation strategy: none (default), all, dimensions, or facts
/// </summary>
public string ObfuscationStrategy { get; set; } = "none";
/// <summary>
/// Gets or sets the encryption key for data obfuscation (required if ObfuscationStrategy != none)
/// </summary>
public string? EncryptionKey { get; set; }
/// <summary>
/// Validates the command-line options
/// </summary>
/// <returns>True if valid, false otherwise</returns>
public bool IsValid()
{
if (string.IsNullOrWhiteSpace(Port))
return false;
if (!int.TryParse(Port, out var port) || port < 1 || port > 65535)
return false;
if (MaxRows <= 0)
return false;
var validStrategies = new[] { "none", "all", "dimensions", "facts" };
if (!validStrategies.Contains(ObfuscationStrategy.ToLowerInvariant()))
return false;
// If obfuscation is enabled, encryption key is required
if (ObfuscationStrategy.ToLowerInvariant() != "none")
{
if (string.IsNullOrWhiteSpace(EncryptionKey))
return false;
// Validate minimum key strength (at least 16 characters)
if (EncryptionKey.Length < 16)
return false;
}
return true;
}
}
