using System;

namespace etoy
{
    sealed class KeyValueTable
    {
        public string Name;
        public string Path;
        public KeyValueRow[] Rows;
    }

    sealed class KeyValueRow
    {
        public string Key;
        public string Value;
        public string Type;
        public string Description;
        public string Tag;
        public int Row;

        /// <summary>
        /// 是否是服务端字段
        /// </summary>
        public bool IsServerField => OutputTag.HasFlag(KeyValueTag.Server);

        /// <summary>
        /// 是否是客户端字段
        /// </summary>
        public bool IsClientField => OutputTag.HasFlag(KeyValueTag.Client);

        public KeyValueTag OutputTag
        {
            get
            {
                if (string.IsNullOrEmpty(Tag))
                    return KeyValueTag.All;
                var result = KeyValueTag.None;
                if (Tag.Contains('c', StringComparison.OrdinalIgnoreCase))
                {
                    result |= KeyValueTag.Client;
                }
                if (Tag.Contains('s', StringComparison.OrdinalIgnoreCase))
                {
                    result |= KeyValueTag.Server;
                }
                if (result == KeyValueTag.None)
                {
                    throw new Exception($"error tag, FieldName(Output) tags({Tag})");
                }
                return result;
            }
        }
    }

    enum KeyValueColumn
    {
        Key = 0,
        Value = 1,
        Type = 2,
        Description = 3,
        Tag = 4,
    }

    enum KeyValueTag
    {
        None = 0,
        Client = 0x1,
        Server = 0x10,
        All = Client | Server,
    }
}