using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using FireBirdUtil.SqlUtils;
using WeighBusiness.BO;
using WeighBusiness.Utils;
using WeighBusiness.Utils.SqlUtils;

namespace WeighBusiness.BL
{
  public static class UnfinishedBatchBL
  {
    private static bool Insert(UnfinishedBatch batch)
    {
      string insertSql = InsertUtil.GetInsertSql(TableNames.未完成生产批次,
        new string[] { "ProductBatch", "LegType" },
        new string[] { batch.ProductBatch, batch.LegType.ToString()});

      bool success;
      using (var she = new SqlHelperEx()) {
        she.CreateTransaction();
        she.ExecuteNonQuery(insertSql, out success);
        if (!success)
          she.Rollback();
        else
          she.Commit();
      }
      return success;
    }

    public static void Delete(string batch)
    {
      var sql = SqlUtil.GetDeleteSql(TableNames.未完成生产批次, "where ProductBatch=" + batch);
      using (var she = new SqlHelperEx()) {
        bool success;
        she.CreateTransaction();
        she.ExecuteNonQuery(sql, out success);
        if (!success)
          she.Rollback();
        else
          she.Commit();
      }
    }

    public static List<UnfinishedBatch> GetUnfinishedBatchs()
    {
      var sql = "select ProductBatch,LegType from {0}".FormatWith(TableNames.未完成生产批次);
      var table = SqlHelperEx.DoQuery(sql);
      if (table.Rows.Count == 0)
        return null;
      var batchs = new List<UnfinishedBatch>();
      foreach(DataRow row in table.Rows) {
        var batch = new UnfinishedBatch();
        batch.ProductBatch = (string)row[0];
        batch.LegType = row[0].ToString() == "前腿" ? LegType.前腿 : LegType.后腿;
        batchs.Add(batch);
      }
      return batchs;
    }
  }
}