#region

using System.Collections.Generic;
using System.Reflection;

#endregion

namespace CSFrameworkV5.DataAccess
{
    /// <summary>
    ///     公共字段(标准字段)管理类
    /// </summary>
    public static class CommonFields
    {
        private static List<string> _Fields;

        /// <summary>
        ///     静态构造器
        /// </summary>
        static CommonFields()
        {
            _Fields = new List<string>();

            //获取所有常量定义，字段名
            var mi = typeof(CommonFields).GetMembers();
            foreach (var M in mi)
                if (M.MemberType == MemberTypes.Field)
                    _Fields.Add(M.Name);
        }

        /// <summary>
        ///     是否公共字段
        /// </summary>
        /// <param name="fieldName">字段名</param>
        /// <returns></returns>
        public static bool IsCommonField(string fieldName)
        {
            return _Fields.IndexOf(fieldName) >= 0;
        }

        /// <summary>
        ///     是否自增字段
        /// </summary>
        /// <param name="fieldName"></param>
        /// <returns></returns>
        public static bool IsIdentity(string fieldName)
        {
            return fieldName == isid;
        }

        /// <summary>
        ///     是否时间戳字段
        /// </summary>
        /// <param name="fieldName"></param>
        /// <returns></returns>
        public static bool IsTimeStamp(string fieldName)
        {
            return fieldName == TS;
        }

        #region 字段名常量定义

        /// <summary>
        ///     用于Lookup组件显示的字段，如显示：C01 - 人民币，编号+名称
        /// </summary>
        public const string LookupDisplayText = "LookupDisplayText";

        /// <summary>
        ///     作为记录主键，自增字段
        /// </summary>
        public const string isid = "isid";

        /// <summary>
        ///     作为记录主键，自增字段
        /// </summary>
        public const string ISID = "ISID";

        /// <summary>
        ///     作为并发控制用途的字段，TS:TimeStamp类型
        /// </summary>
        public const string TS = "TS";

        /// <summary>
        ///     制单日期
        /// </summary>
        public const string CreationDate = "CreationDate";

        /// <summary>
        ///     制单人
        /// </summary>
        public const string CreatedBy = "CreatedBy";

        /// <summary>
        ///     最后修改日期
        /// </summary>
        public const string LastUpdateDate = "LastUpdateDate";

        /// <summary>
        ///     最后修改人
        /// </summary>
        public const string LastUpdatedBy = "LastUpdatedBy";

        /// <summary>
        ///     审核标记
        /// </summary>
        public const string FlagApp = "FlagApp";

        /// <summary>
        ///     审核人
        /// </summary>
        public const string AppUser = "AppUser";

        /// <summary>
        ///     审核日期
        /// </summary>
        public const string AppDate = "AppDate";

        /// <summary>
        ///     模块名
        /// </summary>
        public const string AppNAME = "AppNAME";

        #endregion
    }
}