using System.Management.Automation;
using NozCli.Core.Client;

namespace Noz.PowerShell.Cmdlets;

[Cmdlet(VerbsCommon.Rename, "NozNote", SupportsShouldProcess = true, ConfirmImpact = ConfirmImpact.Medium)]
[OutputType(typeof(NozNote))]
public sealed class RenameNozNoteCmdlet : NozCmdletBase
{
    [Parameter(Mandatory = true, Position = 0, ValueFromPipelineByPropertyName = true)]
    public string Slug { get; set; } = "";

    [Parameter(Mandatory = true, Position = 1)]
    public string NewSlug { get; set; } = "";

    [Parameter]
    public SwitchParameter PassThru { get; set; }

    protected override void ProcessRecord()
    {
        if (Slug == NewSlug)
        {
            WriteWarning("Quelle und Ziel sind identisch — nichts zu tun.");
            return;
        }

        if (!ShouldProcess(Slug, $"Rename-NozNote → {NewSlug}")) return;

        var steps = new List<string>();

        var result = Run(NoteRenamer.ExecuteAsync(
            Api, Slug, NewSlug,
            onProgress: msg => WriteVerbose(msg)));

        WriteVerbose($"Fertig: {result.LinksUpdated} Link(s) aktualisiert.");

        if (result.LinksUpdated > 0)
        {
            foreach (var updated in result.UpdatedNotes)
                WriteVerbose($"  • {updated}");
        }

        if (PassThru)
        {
            var notes   = Run(Api.GetNotesAsync());
            var renamed = notes.Find(n => n.Slug == NewSlug);
            if (renamed is not null) WriteObject(NozNote.From(renamed));
        }
    }
}