using OTSSignsOrchestrator.Core.Models.DTOs;

namespace OTSSignsOrchestrator.Core.Services;

/// <summary>
/// Abstraction for Docker CLI stack operations (deploy, remove, list, inspect).
/// Implementations may use local docker CLI or SSH-based remote execution.
/// </summary>
public interface IDockerCliService
{
    Task<DeploymentResultDto> DeployStackAsync(string stackName, string composeYaml, bool resolveImage = false);
    Task<DeploymentResultDto> RemoveStackAsync(string stackName);
    Task<List<StackInfo>> ListStacksAsync();
    Task<List<ServiceInfo>> InspectStackServicesAsync(string stackName);

    /// <summary>Ensures a directory exists on the target host (equivalent to mkdir -p).</summary>
    Task<bool> EnsureDirectoryAsync(string path);

    /// <summary>
    /// Ensures the required folders exist on an SMB/CIFS share, creating any that are missing.
    /// If <paramref name="cifsShareFolder"/> is non-empty, creates it first as a subfolder of the share,
    /// then creates the volume folders inside it.
    /// Uses smbclient on the remote host to interact with the share without requiring a mount.
    /// </summary>
    Task<bool> EnsureSmbFoldersAsync(
        string cifsServer,
        string cifsShareName,
        string cifsUsername,
        string cifsPassword,
        IEnumerable<string> folderNames,
        string? cifsShareFolder = null);

    /// <summary>
    /// Removes all Docker volumes whose names start with <paramref name="stackName"/>_.
    /// Volumes currently in use by running containers will be skipped.
    /// Safe for CIFS volumes since data lives on the remote share, not in the local volume.
    /// </summary>
    Task<bool> RemoveStackVolumesAsync(string stackName);
}

public class StackInfo
{
    public string Name { get; set; } = string.Empty;
    public int ServiceCount { get; set; }
}

public class ServiceInfo
{
    public string Name { get; set; } = string.Empty;
    public string Image { get; set; } = string.Empty;
    public string Replicas { get; set; } = string.Empty;
}