using System;

namespace SourceGit.Commands
{
    public class Submodule : Command
    {
        public Submodule(string repo)
        {
            WorkingDirectory = repo;
            Context = repo;
        }

        public bool Add(string url, string relativePath, bool recursive, Action<string> outputHandler)
        {
            _outputHandler = outputHandler;
            Args = $"submodule add {url} {relativePath}";
            if (!Exec())
                return false;

            if (recursive)
            {
                Args = $"submodule update --init --recursive -- {relativePath}";
                return Exec();
            }
            else
            {
                Args = $"submodule update --init -- {relativePath}";
                return true;
            }
        }

        public bool Update(Action<string> outputHandler)
        {
            Args = $"submodule update --rebase --remote";
            _outputHandler = outputHandler;
            return Exec();
        }

        public bool Delete(string relativePath)
        {
            Args = $"submodule deinit -f {relativePath}";
            if (!Exec())
                return false;

            Args = $"rm -rf {relativePath}";
            return Exec();
        }

        protected override void OnReadline(string line)
        {
            _outputHandler?.Invoke(line);
        }

        private Action<string> _outputHandler;
    }
}