using System.IO;
using System.Linq;

using Ubisoft.Perforce;

namespace JD.Perforce
{
    public static class PerforceExtensions
    {
        public static string GetOrCreatePendingChangelist(this IPerforceWrapper perforceWrapper, string description)
        {
            var existingChanglist = perforceWrapper.GetCurrentClientPendingChangelists().FirstOrDefault(x => x.Description.Replace("\n", "") == description);
            return existingChanglist != null ? existingChanglist.Change : perforceWrapper.CreatePendingChangelist(description);
        }

        public static void MoveFolder(this IPerforceWrapper perforceWrapper, string fromPath, string toPath, string changelist)
        {
            var clientFrom = perforceWrapper.WhereOnClient(fromPath) + "/...";
            var clientTo = perforceWrapper.WhereOnClient(toPath) + "/...";
            perforceWrapper.OpenForEdit(clientFrom, changelist);
            perforceWrapper.Move(clientFrom, clientTo, changelist);
        }

        public static void DeleteFolder(this IPerforceWrapper perforceWrapper, string folderPath, string changelistId)
        {
            P4Manager.Instance.PerforceWrapper.Run("delete", "-c", changelistId, "-v", Path.Combine(folderPath, "..."));
        }

        public static void OpenForAddOrEdit(this IPerforceWrapper perforceWrapper, string path, string changelist = "")
        {
            if (string.IsNullOrEmpty(changelist))
            {
                if (File.Exists(path) && P4Manager.Instance.PerforceWrapper.IsSubmittedInDepot(path))
                {
                    perforceWrapper.OpenForEdit(path);
                }
                else if (File.Exists(path) && !P4Manager.Instance.PerforceWrapper.IsSubmittedInDepot(path))
                {
                    perforceWrapper.OpenForAdd(path);
                }
                else
                {
                    perforceWrapper.OpenForAdd(path);
                }
            }
            else
            {
                if (File.Exists(path) && P4Manager.Instance.PerforceWrapper.IsSubmittedInDepot(path))
                {
                    perforceWrapper.OpenForEdit(path, changelist);
                }
                else if (File.Exists(path) && !P4Manager.Instance.PerforceWrapper.IsSubmittedInDepot(path))
                {
                    perforceWrapper.OpenForAdd(path, changelist);
                }
                else
                {
                    perforceWrapper.OpenForAdd(path, changelist);
                }
            }
        }
    }
}