using System.Text;
using JetBrains.Annotations;
using UnityEngine;

namespace AibisDream
{
    public class ValidateResultLog : MonoBehaviour
    {
        [SerializeField] private int fontSize;

        private ValidateResult validateResult;
        private Rect windowRect = new Rect(10, 10, 500, 200);
        private string validateResultString = "没有校验结果";
        private int totalLine = 1;

        private void Awake()
        {
            GetComponent<BlockPuzzleSystem>().OnSubmit += ShowValidateResult;
            GetComponent<BlockPuzzleSystem>().OnPreview += ShowValidateResult;
        }

        private void OnDestroy()
        {
            GetComponent<BlockPuzzleSystem>().OnSubmit -= ShowValidateResult;
            GetComponent<BlockPuzzleSystem>().OnPreview -= ShowValidateResult;
        }

        private void OnGUI()
        {
            GUIStyle debugStyle = GUI.skin.GetStyle("window");
            windowRect = GUI.Window(GetInstanceID(), windowRect, DrawDebugOverlay, "校验结果", debugStyle);
        }

        private void DrawDebugOverlay(int windowID)
        {
            // 生成校验结果字符串
            var width = fontSize * 20 + 5;
            var height = fontSize * totalLine + 5;

            GUIStyle style = GUI.skin.GetStyle("label");
            style.fontSize = fontSize;

            GUI.Label(new Rect(30, 20, width, height), validateResultString, style);
            GUI.DragWindow();
        }

        private void GenerateValidateResultString()
        {
            var stringBuilder = new StringBuilder();
            int lineCount = 0;
            // 先看最终结果
            stringBuilder.AppendLine($"基本条件是否完成: {validateResult.isPass}");
            lineCount++;
            foreach (var (conditonName, isPass) in validateResult.baseConditionResults)
            {
                stringBuilder.AppendLine($"{conditonName}条件结果: {isPass}");
                lineCount++;
            }
            // 再看额外检验
            stringBuilder.AppendLine($"额外条件是否完成: {validateResult.isExtraConditionPass}");
            lineCount++;
            foreach (var (conditonName, isPass) in validateResult.extraConditionResults)
            {
                stringBuilder.AppendLine($"{conditonName}条件结果: {isPass}");
                lineCount++;
            }

            totalLine = lineCount;
            validateResultString = stringBuilder.ToString();
        }

        private void ShowValidateResult([CanBeNull]ValidateResult result)
        {
            if (result == null)
            {
                validateResultString = "没有校验结果";
                totalLine = 1;
                return;
            }
            validateResult = result;
            GenerateValidateResultString();
        }
    }
}