namespace PostFundManagement.Application.Mcp;

/// <summary>
/// Token-optimized standardized tool response wrapper for MCP tool execution.
/// </summary>
public record Records<T>(bool Success, T? Data = default, string? Message = null, IReadOnlyList<string>? Errors = null)
{
    public static Records<T> Ok(T data, string? message = null) => new(true, data, message, null);

    public static Records<T> Fail(string error, IReadOnlyList<string>? errors = null) => new(false, default, error, errors);
}

/// <summary>
/// Token-optimized standardized non-generic tool response wrapper for MCP tool execution.
/// </summary>
public record McpToolResult(bool Success, string Message, IReadOnlyList<string>? Errors = null)
{
    public static McpToolResult Ok(string message = "Operation completed successfully.") => new(true, message);

    public static McpToolResult Fail(string error, IReadOnlyList<string>? errors = null) => new(false, error, errors);
}

public sealed record McpToolDefinition(string Name, string Title, string Description, string Group, bool ReadOnly, IReadOnlyList<McpToolParameter> Parameters);

public sealed record McpToolParameter(string Name, string Type, string Description, bool IsRequired, object? DefaultValue);

public sealed record McpToolExecutionResult(bool Success, object? Data, string? Error, string? SerializedResult)
{
    public static McpToolExecutionResult Ok(object? data, JsonSerializerOptions? options = null) =>
        new(true, data, null, data != null ? JsonSerializer.Serialize(data, options ?? DefaultJsonOptions) : null);

    public static McpToolExecutionResult Fail(string error) =>
        new(false, null, error, null);

    private static readonly JsonSerializerOptions DefaultJsonOptions = new()
    {
        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
        WriteIndented = false
    };
}

public sealed record ToolMethodInfo(Type TargetType, MethodInfo Method, ParameterInfo[] Parameters);