using System;
using JD.Reflection.Attributes;
using JD.TeaBoxAddinSystem.Bootstrap;
using JD.Timeline.Plugin;
using TeaBox;
using TeaBox.Actions;
using TeaBox.Bootstrap;
using TeaBox.Gui;
using TD.SandBar;

namespace JD.Timeline.View.Actions
{
    public class OpenTapeDropDownMenu : DropDownMenuItemBase
    {
        public enum OpenType
        {
            OpenFile,
            OpenMaster,
            OpenFromEngine
        }

        private OpenType _defaultOpenType = OpenType.OpenFile;

        public OpenTapeDropDownMenu()
            : base(typeof(OpenType))
        {
            Enabled = true;
            SelectedMode = _defaultOpenType;
        }

        protected override bool EnabledWrapAround { get { return false; } }

        public override void UpdateState()
        {
            if (TimelinePlugin.IsCreated())
                _defaultOpenType = TimelinePlugin.Instance.IsConnected ? OpenType.OpenMaster : OpenType.OpenFile;

            if (SelectedMode == null || (OpenType)SelectedMode != _defaultOpenType)
                SelectedMode = _defaultOpenType;

            foreach (MenuButtonItem item in Items)
            {
                item.Enabled = IsEnabledAction((Enum)item.Tag);
            }

            base.UpdateState();
        }

        protected override bool IsEnabledAction(Enum @enum)
        {
            return (OpenType)@enum == OpenType.OpenFile || (TimelinePlugin.IsCreated() && TimelinePlugin.Instance.IsConnected);
        }

        protected override void Execute()
        {
            switch ((OpenType)SelectedMode)
            {
                case OpenType.OpenFromEngine:
                    OpenFromEngine.OpenTape();
                    break;
                case OpenType.OpenMaster:
                    TimelinePlugin.Instance.SendGetMasterTape();
                    break;
                case OpenType.OpenFile:
                    TeaBox.ObjectModel.Application.Main.Open.FromFile();
                    break;
            }
            SelectedMode = _defaultOpenType;
        }

        [Export(typeof(IBootstrapCommand))]
        public class ToolbarHijacker : IBootstrapCommand
        {
            public void Execute()
            {
                ((SimpleAction)TeaBox.ObjectModel.Application.Main.Actions[ApplicationActions.OpenFileFromToolbar]).DefaultHandler = new InvisibleHandler();
                ((SimpleAction)TeaBox.ObjectModel.Application.Main.Actions[ApplicationActions.OpenFile]).Text = "Open from file...";
            }

            class InvisibleHandler : ActionHandler
            {
                public override bool Update(ActionContext context, ActionInfo info)
                {
                    info.Visible = false;
                    return base.Update(context, info);
                }
            }
        }
    }
}