using System.Collections.Generic;
using System.Text;

namespace Repository
{
    public class Query
    {
        public Query()
        {
        }

        public Query(string proc, string flag = null, Dictionary<string, string> param = null)
        {
            this.Procedure = proc;
            this.Flag = flag;
            this.Params = param;
        }

        public string Procedure { get; set; }
        public string Flag { get; set; }
        public Dictionary<string, string> Params { get; set; }

        public override string ToString()
        {
            var sql = new StringBuilder("EXEC " + Procedure);
            if (!string.IsNullOrEmpty(Flag))
            {
                sql.AppendFormat(" @Flag = '{0}'", Flag);
                if (Params.Count > 0)
                {
                    sql.Append(", ");
                }
            }
            if (Params.Count > 0)
            {
                var st = new List<string>();
                foreach (var v in Params)
                {
                    st.Add(string.Format("{0} = {1}", v.Key, v.Value));
                }

                sql.Append(string.Join(",", st));
            }
            return sql.ToString();
        }
    }
}