using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;

using IwbZero.IwbBase;
using IwbZero.ToolCommon.StringModel;

namespace WeEngine
{
    public class DefaultVariable
    {
        /// <summary>
        /// 运行编号
        /// </summary>
        private static readonly string _runningId = $"{IwbVariableType.Local}RunningId";

        [Description("运行编号")]
        public static string RunningId => _runningId.UAndT();

        private static readonly string _id = $"{IwbVariableType.Local}Id";

        [Description("编号")]
        public static string Id => _id.UAndT();

        /// <summary>
        /// 节点路径
        /// </summary>
        [Description("节点路径")]
        public static string Path => _path.UAndT();

        private static readonly string _path = $"{IwbVariableType.Local}Path";

        /// <summary>
        /// 轮次总分
        /// </summary>
        [Description("轮次总分")]
        public static string FullRoundScore => _fullRoundScore.UAndT();

        private static readonly string _fullRoundScore = $"{IwbVariableType.Local}FullRoundScore";

        /// <summary>
        /// 节点总分
        /// </summary>
        [Description("节点总分")]
        public static string FullNodeScore => _fullNodeScore.UAndT();

        private static readonly string _fullNodeScore = $"{IwbVariableType.Local}FullNodeScore";

        /// <summary>
        /// 前一节点评分
        /// </summary>
        [Description("前一节点评分")]
        public static string PrevNodeScore => _prevNodeScore.UAndT();

        private static readonly string _prevNodeScore = $"{IwbVariableType.Local}PrevNodeScore";

        //public static  string PrevRoundScore = $"{IwbVariableType.Local}PrevRoundScore";
        /// <summary>
        /// 轮次评分
        /// </summary>
        [Description("轮次评分")]
        public static string RoundScore => _roundScore.UAndT();

        private static readonly string _roundScore = $"{IwbVariableType.Local}RoundScore";

        /// <summary>
        /// 情景流总分
        /// </summary>
        [Description("情景流总分")]
        public static string FullFlowScore => _fullFlowScore.UAndT();

        private static readonly string _fullFlowScore = $"{IwbVariableType.Local}FullFlowScore";

        /// <summary>
        /// 情景流评分
        /// </summary>
        [Description("情景流评分")]
        public static string FlowScore => _flowScore;

        private static readonly string _flowScore = $"{IwbVariableType.Local}FlowScore";

        /// <summary>
        /// 情景流节点评分
        /// </summary>
        [Description("情景流节点评分")]
        public static string FlowNodeScore => _flowNodeScore.UAndT();

        private static readonly string _flowNodeScore = $"{IwbVariableType.Local}FlowNodeScore";

        /// <summary>
        /// 情景评分
        /// </summary>
        [Description("情景评分")]
        public static string SceneScore => _sceneScore.UAndT();

        private static readonly string _sceneScore = $"{IwbVariableType.Local}SceneScore";

        /// <summary>
        /// 事务节点验证条件结果
        /// </summary>
        [Description("事务节点验证条件结果")]
        public static string RunValidate => _runValidate.UAndT();

        private static readonly string _runValidate = $"{IwbVariableType.Local}RunValidate";

        /// <summary>
        /// 默认变量
        /// </summary>
        public static Hashtable Variables => GetVariables();

        public static List<string> VariableNames => GetVariableNames();

        private static Hashtable GetVariables(bool u = true)
        {
            var variables = new Hashtable
            {
                {u ? Path : _path, new IwbRtVariable(Path)},
                {u ? FullRoundScore : _fullRoundScore, new IwbRtVariable(FullFlowScore, "Numeric")},
                {u ? FullNodeScore : _fullNodeScore, new IwbRtVariable(FullNodeScore, "Numeric")},
                {u ? PrevNodeScore : _prevNodeScore, new IwbRtVariable(PrevNodeScore, "Numeric")},
                {u ? RoundScore : _roundScore, new IwbRtVariable(RoundScore, "Numeric")},
                {u ? FullFlowScore : _fullFlowScore, new IwbRtVariable(FullFlowScore, "Numeric")},
                {u ? FlowScore : _flowScore, new IwbRtVariable(FlowScore, "Numeric")},
                {u ? FlowNodeScore : _flowNodeScore, new IwbRtVariable(FlowNodeScore, "Numeric")},
                {u ? SceneScore : _sceneScore, new IwbRtVariable(SceneScore, "Numeric")},
                {u ? RunValidate : _runValidate, new IwbRtVariable(RunValidate)}
            };
            return variables;
        }

        public static List<string> GetVariableNames()
        {
            var list = new List<string> { _runningId };
            foreach (DictionaryEntry dic in Variables)
            {
                list.Add(dic.Key.ToString());
            }

            return list;
        }

        public static List<VariableName> GetVariableNameList()
        {
            var list = new List<VariableName>();
            var variables = GetVariables(false);
            foreach (DictionaryEntry dic in variables)
            {
                var key = dic.Key.ToString();
                var name = GetName(key);
                list.Add(new VariableName($"{name}({key})", key));
            }

            return list;
        }

        public static string GetVariableSelects()
        {
            string str = "";
            str += $"<option value=\"{FullRoundScore.Substring(1)}\">{GetName(FullRoundScore)}</option>";
            str += $"<option value=\"{FullFlowScore.Substring(1)}\">{GetName(FullFlowScore)}</option>";
            str += $"<option value=\"{FullNodeScore.Substring(1)}\">{GetName(FullNodeScore)}</option>";
            str += $"<option value=\"{PrevNodeScore.Substring(1)}\">{GetName(PrevNodeScore)}</option>";
            str += $"<option value=\"{RoundScore.Substring(1)}\">{GetName(RoundScore)}</option>";
            str += $"<option value=\"{FlowScore.Substring(1)}\">{GetName(FlowScore)}</option>";
            str += $"<option value=\"{FlowNodeScore.Substring(1)}\">{GetName(FlowNodeScore)}</option>";
            str += $"<option value=\"{SceneScore.Substring(1)}\">{GetName(SceneScore)}</option>";
            str += $"<option value=\"{Path.Substring(1)}\">{GetName(Path)}</option>";
            str += $"<option value=\"{RunValidate.Substring(1)}\">{GetName(RunValidate)}</option>";
            return str;
        }

        private static string GetName(string key)
        {
            key = key.StartsWith("@") ? key.Substring(1) : key;
            var p = typeof(DefaultVariable).GetProperty(key);
            var obj = p?.GetCustomAttributes(typeof(DescriptionAttribute), true)[0];
            var str = obj != null ? ((DescriptionAttribute)obj).Description : "";
            return str;
        }

        public class VariableName
        {
            public VariableName()
            {
            }

            public VariableName(string name, string value)
            {
                Name = name;
                Value = value;
            }

            public string Name { get; set; }
            public string Value { get; set; }
        }
    }
}