using System.Collections.Generic;

namespace TBF.Rig.Output.DataStorage.UniDataStorageWriter.Interfaces
{
    /// <summary>
    /// Request for write operation.
    /// Contains batch of write items.
    /// </summary>
    public class DataWriteRequest
    {
        public DataWriteRequest()
        {
            InsertItems = new List<InsertWriteItem>();
            UpdateItems = new List<UpdateWriteItem>();
            Mode = WriteMode.Insert;
        }

        public string TargetName { get; set; }

        public WriteMode Mode { get; set; }

        public List<InsertWriteItem> InsertItems { get; private set; }

        public List<UpdateWriteItem> UpdateItems { get; private set; }
    }

    public enum WriteMode
    {
        Insert,
        Update,
        Upsert,
        Append
    }

    public class InsertWriteItem
    {
        public string ColumnName { get; set; }
        public string Value { get; set; }

        public override string ToString()
        {
            return $"{ColumnName} = {Value}";
        }
    }

    public class UpdateWriteItem
    {
        public string WhereParameterName { get; set; }
        public string WhereValue { get; set; }

        public string SetParameterName { get; set; }
        public string SetValue { get; set; }

        public override string ToString()
        {
            return $"WHERE {WhereParameterName} = {WhereValue} -> SET {SetParameterName} = {SetValue}";
        }
    }
}