using System;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace TH1_UI.View.Outside
{
    public class UIOutsideQuestionnaireOptionMono : MonoBehaviour
    {
        public Toggle Toggle;
        public TextMeshProUGUI LabelText;

        public QuestionnaireOptionInfo OptionInfo { get; private set; }
        private Action<UIOutsideQuestionnaireOptionMono, bool> _onValueChanged;

        public bool IsOn => Toggle != null && Toggle.isOn;

        public void SetContent(QuestionnaireOptionInfo info, bool selected, Action<UIOutsideQuestionnaireOptionMono, bool> onValueChanged)
        {
            EnsureLayout();
            OptionInfo = info;
            _onValueChanged = onValueChanged;

            if (LabelText != null)
            {
                LabelText.text = UIOutsideQuestionnaireView.ResolveText(info?.Text);
            }

            if (Toggle != null)
            {
                Toggle.onValueChanged.RemoveAllListeners();
                Toggle.SetIsOnWithoutNotify(selected);
                Toggle.onValueChanged.AddListener(OnToggleChanged);
            }
        }

        public void SetSelectedWithoutNotify(bool value)
        {
            Toggle?.SetIsOnWithoutNotify(value);
        }

        public void SetInteractable(bool value)
        {
            if (Toggle != null)
            {
                Toggle.interactable = value;
            }
        }

        private void OnToggleChanged(bool value)
        {
            _onValueChanged?.Invoke(this, value);
        }

        private void EnsureLayout()
        {
            if (Toggle == null)
            {
                Toggle = GetComponent<Toggle>();
                if (Toggle == null)
                {
                    Toggle = gameObject.AddComponent<Toggle>();
                }
            }

            var rowImage = GetComponent<Image>();
            if (rowImage == null)
            {
                rowImage = gameObject.AddComponent<Image>();
            }

            rowImage.color = new Color(1f, 1f, 1f, 0.04f);
            rowImage.raycastTarget = true;
            Toggle.targetGraphic = rowImage;

            var layout = GetComponent<HorizontalLayoutGroup>();
            if (layout == null)
            {
                layout = gameObject.AddComponent<HorizontalLayoutGroup>();
            }

            layout.padding = new RectOffset(10, 10, 6, 6);
            layout.spacing = 10f;
            layout.childControlWidth = false;
            layout.childControlHeight = true;
            layout.childForceExpandWidth = false;
            layout.childForceExpandHeight = false;
            layout.childAlignment = TextAnchor.MiddleLeft;

            var layoutElement = GetComponent<LayoutElement>();
            if (layoutElement == null)
            {
                layoutElement = gameObject.AddComponent<LayoutElement>();
            }

            layoutElement.minHeight = 38f;
            layoutElement.preferredHeight = 38f;

            if (Toggle.graphic == null)
            {
                var markRoot = new GameObject("Mark", typeof(RectTransform));
                markRoot.transform.SetParent(transform, false);
                var markRect = markRoot.GetComponent<RectTransform>();
                markRect.sizeDelta = new Vector2(22f, 22f);
                markRoot.AddComponent<LayoutElement>().preferredWidth = 22f;

                var markBg = markRoot.AddComponent<Image>();
                markBg.color = new Color(1f, 1f, 1f, 0.16f);

                var check = new GameObject("Check", typeof(RectTransform), typeof(Image));
                check.transform.SetParent(markRoot.transform, false);
                var checkRect = check.GetComponent<RectTransform>();
                checkRect.anchorMin = new Vector2(0.22f, 0.22f);
                checkRect.anchorMax = new Vector2(0.78f, 0.78f);
                checkRect.offsetMin = Vector2.zero;
                checkRect.offsetMax = Vector2.zero;
                var checkImage = check.GetComponent<Image>();
                checkImage.color = new Color(0.2f, 0.85f, 0.72f, 1f);
                Toggle.graphic = checkImage;
            }

            if (LabelText == null)
            {
                LabelText = UIOutsideQuestionnaireView.CreateText(transform, "Label", "", 20f, new Color(0.94f, 0.94f, 0.9f, 1f), TextAlignmentOptions.Left);
                LabelText.enableWordWrapping = true;
                LabelText.gameObject.AddComponent<LayoutElement>().flexibleWidth = 1f;
            }
        }
    }
}