using Ear = SharpLib.Ear;

 using SharpLib.Ear;

 using System;

 using System.Collections.Generic;

 using System.Diagnostics;

 using System.Linq;

 using System.Text;

 using System.Threading.Tasks;

 using System.Runtime.Serialization;

 using System.Windows.Forms;

 using CodeProject.Dialog;

 namespace SharpDisplayManager

 {

     [DataContract]

     [AttributeObject(Id = "Harmony.Command", Name = "Harmony Command", Description = "Send a command to your Logitech Harmony Hub.")]

     class ActionHarmonyCommand : Ear.Action

     {

         [DataMember]

         public string DeviceId { get; set; } = "";

         [DataMember]

         public string Command { get; set; } = "";

         [DataMember]

         [AttributeObjectProperty(

         Id = "Harmony.Command.SelectCommand",

         Name = "Select command",

         Description = "Click to select a command."

         )]

         public PropertyButton SelectCommand { get; set; } = new PropertyButton { Text = "None" };

         /// <summary>

         /// 

         /// </summary>

         /// <returns></returns>

         public override string Brief()

         {

             string brief="Harmony: ";

             if (Program.HarmonyConfig != null)

             {

                 //What if the device ID is not there anymore?

                 brief += Program.HarmonyConfig.DeviceNameFromId(DeviceId);

             }

             else

             {

                 //No config found just show the device ID then.

                 brief += DeviceId;

             }

             // TODO: Fetch function label from command

             brief += " do " + Command;

             return brief;

         }

         protected override void DoConstruct()

         {

             base.DoConstruct();

             if (SelectCommand == null)

             {

                 SelectCommand = new PropertyButton { Text = "None"};

             }

             SelectCommand.ClickEventHandler = ClickEventHandler;

         }

         /// <summary>

         /// 

         /// </summary>

         protected override async Task DoExecute()

         {

             if (Program.HarmonyClient!=null)

             {

                 // Send our command and wait for it async

                 await Program.HarmonyClient.TrySendKeyPressAsync(DeviceId, Command);               

             }

             else

             {

                 Trace.WriteLine("WARNING: No Harmony client connection.");

             }            

         }

         /// <summary>

         /// 

         /// </summary>

         /// <returns></returns>

         public override bool IsValid()

         {

             if (Program.HarmonyConfig != null)

             {

                 foreach (HarmonyHub.Device d in Program.HarmonyConfig.Devices)

                 {

                     if (d.Id.Equals(DeviceId))

                     {

                         foreach (HarmonyHub.ControlGroup cg in d.ControlGroups)

                         {

                             foreach (HarmonyHub.Function f in cg.Functions)

                             {

                                 if (f.Action.Command.Equals(Command))

                                 {

                                     //We found our device and our function

                                     return true;

                                 }

                             }

                         }

                     }

                 }

             }

             return false;

         }

         /// <summary>

         /// 

         /// </summary>

         /// <param name="sender"></param>

         /// <param name="e"></param>

         void ClickEventHandler(object sender, EventArgs e)

         {

             if (Program.HarmonyConfig == null)

             {

                 ErrBox.Show("No Harmony Hub configuration!");

                 return;

             }

             FormSelectHarmonyCommand dlg = new FormSelectHarmonyCommand();

             DialogResult res = CodeProject.Dialog.DlgBox.ShowDialog(dlg);

             if (res == DialogResult.OK)

             {

                 DeviceId = dlg.DeviceId;

                 Command = dlg.Command;

                 SelectCommand.Text = Brief();

                 //Tell observer the object itself changed

                 OnPropertyChanged("Brief");

             }

         }

     }

 }