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using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using MODEL;
using DBManage;
using IDAL;


namespace SQLServerDAL
{
    public class FileTypeInfoService:IFileTypeInfoService
    {
        #region IBaseService<FileTypeInfo> 成员


        private static List<FileTypeInfo> GetModelsFromDataSet(DataSet ds)
        {
            List<FileTypeInfo> ls = new List<FileTypeInfo>();
            foreach (DataRow row in ds.Tables[0].Rows)
            {
                FileTypeInfo model = new FileTypeInfo();
                model.FileTypeId = Convert.ToInt32(row[0]);
                model.FileTypeName = Convert.ToString(row[1]);
                model.FileTypeImage = Convert.ToString(row[2]);
                model.FileTypeSuffix = Convert.ToString(row[3]);
                ls.Add(model);
            }
            return ls;
        }

        public int AddModel(FileTypeInfo model)
        {
            string sql = string.Format("insert into FileTypeInfo values('{0}','{1}','{2}')", model.FileTypeName, model.FileTypeImage,model.FileTypeSuffix);
            return DBOperate.UpdateModel(sql);
        }

        public int DeleteModelById(int id)
        {
            string where = " FileTypeId=" + id;
            return DeleteModelByWhere(where);
        }

        public int DeleteModelByWhere(string where)
        {
            string sql = string.Format("delete FileTypeInfo");
            if (!string.IsNullOrEmpty(where))
            {
                sql = sql + " where " + where;
            }
            return DBOperate.UpdateModel(sql);
        }

        public int UpdateModel(FileTypeInfo model)
        {
            string something = string.Format(" FileTypeName='{0}',FileTypeImage='{1}',FileTypeSuffix='{2}' ", model.FileTypeName, model.FileTypeImage, model.FileTypeSuffix);
            string where = string.Format(" FileTypeId={0} ", model.FileTypeId);
            return UpdateSomethingByWhere(something, where);
        }

        public int UpdateSomethingByWhere(string something, string where)
        {
            string sql = "update FileTypeInfo set " + something;
            if (!string.IsNullOrEmpty(where))
            {
                sql = sql + " where " + where;
            }
            return DBOperate.UpdateModel(sql);
        }

        public List<FileTypeInfo> GetAllModels()
        {
            DataSet ds = DBOperate.GetModels("FileTypeInfo", "");
            return GetModelsFromDataSet(ds);
        }

        public FileTypeInfo GetModelById(int id)
        {
            DataSet ds = DBOperate.GetModels("FileTypeInfo", "FileTypeInfoid=" + id);
            return GetModelsFromDataSet(ds)[0];
        }

        public List<FileTypeInfo> GetModelByForeignKey(int ForeignKeyID)
        {
            throw new Exception("The method or operation is not implemented.");
        }

        public List<FileTypeInfo> GetModels(string strWhere)
        {
            DataSet ds = DBOperate.GetModels("FileTypeInfo", strWhere);
            return GetModelsFromDataSet(ds);
        }

        public List<FileTypeInfo> GetModels(int pageIndex, int pageSize, string orderColumnsName, string strWhere)
        {
            DataSet ds = DBOperate.GetModels("FileTypeInfo", pageIndex, pageSize, orderColumnsName, strWhere);
            return GetModelsFromDataSet(ds);
        }

        public List<FileTypeInfo> GetModels(int pageIndex, int pageSize, string orderColumnsName)
        {
            return GetModels(pageIndex, pageSize, orderColumnsName, "");
        }

        public List<FileTypeInfo> GetModels(int pageIndex, string orderColumnsName)
        {
            return GetModels(pageIndex, 10, orderColumnsName, "");
        }

        public List<FileTypeInfo> GetModels(int pageIndex, int pageSize)
        {
            return GetModels(pageIndex, pageSize, "FileTypeId", "");
        }

        public List<FileTypeInfo> GetModels(int pageIndex)
        {
            return GetModels(pageIndex, 10, "FileTypeId", "");
        }

        #endregion
    }
}