using Cryville.Common;
using Cryville.Crtr.Ruleset;
using Cryville.Input;
using System;
using System.Collections.Generic;
using UnityEngine;

namespace Cryville.Crtr.Config.UI {
	internal class InputConfigPanel : MonoBehaviour {
		[SerializeField]
		Transform m_entryList;

		[SerializeField]
		GameObject m_prefabInputConfigEntry;

		PdtRuleset _ruleset;
		InputProxy _proxy;
		readonly Dictionary<Identifier, InputConfigPanelEntry> _entries = new();

		public void Load(PdtRuleset ruleset, RulesetConfig rulesetConfig) {
			_ruleset = ruleset;
			_proxy = new InputProxy(ruleset, null, new Vector2(Screen.width, Screen.height));
			_proxy.LoadFrom(rulesetConfig.inputs);

			foreach (var i in ruleset.inputs) {
				var e = Instantiate(m_prefabInputConfigEntry, m_entryList.transform, false).GetComponent<InputConfigPanelEntry>();
				_entries.Add(i.Key, e);
				e.SetKey(this, i.Key);
				OnProxyChanged(this, _proxy[i.Key]);
			}
			_proxy.ProxyChanged += OnProxyChanged;
		}

		Identifier _selectedEntry;
		public void OpenDialog(Identifier entry) {
			_selectedEntry = entry;
			InputDialog.Show(OnDialogClosed, "Please input and select a device", _ruleset.inputs[entry], _proxy);
		}
		public void OnDialogClosed(InputSource? src) {
			_proxy.Set(new InputProxyEntry {
				Target = _selectedEntry,
				Source = src,
			});
		}

		void OnProxyChanged(object sender, ProxyChangedEventArgs e) {
			_entries[e.Name].OnProxyChanged(e);
		}

		public void SaveTo(Dictionary<string, RulesetConfig.InputEntry> inputs) {
			_proxy.SaveTo(inputs);
		}
	}
}