using System.Collections.Generic;
using System.Linq;

namespace BLL
{
    /// <summary>
    /// 焊评材质组别
    /// </summary>
    public static class HJGL_MaterialGroupService
    {
        /// <summary>
        /// 根据主键获取焊评材质组别
        /// </summary>
        /// <param name="materialGroupId"></param>
        /// <returns></returns>
        public static Model.HJGL_BS_MaterialGroup GetMaterialGroupById(string materialGroupId)
        {
            return Funs.DB.HJGL_BS_MaterialGroup.FirstOrDefault(e => e.MaterialGroupId == materialGroupId);
        }

        /// <summary>
        /// 根据材质类别Id获取组别列表
        /// </summary>
        /// <param name="materialClassId"></param>
        /// <returns></returns>
        public static List<Model.HJGL_BS_MaterialGroup> GetMaterialGroupByMaterialClassId(string materialClassId)
        {
            return (from x in Funs.DB.HJGL_BS_MaterialGroup where x.MaterialClassId == materialClassId orderby x.MaterialGroupCode select x).ToList();
        }

        /// <summary>
        /// 添加焊评材质组别
        /// </summary>
        /// <param name="materialGroup"></param>
        public static void AddMaterialGroup(Model.HJGL_BS_MaterialGroup materialGroup)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_BS_MaterialGroup newMaterialGroup = new Model.HJGL_BS_MaterialGroup();
            newMaterialGroup.MaterialGroupId = materialGroup.MaterialGroupId;
            newMaterialGroup.MaterialGroupCode = materialGroup.MaterialGroupCode;
            newMaterialGroup.MaterialGroup = materialGroup.MaterialGroup;
            newMaterialGroup.MaterialClassId = materialGroup.MaterialClassId;
            newMaterialGroup.Remark = materialGroup.Remark;
            db.HJGL_BS_MaterialGroup.InsertOnSubmit(newMaterialGroup);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改焊评材质组别
        /// </summary>
        /// <param name="materialGroup"></param>
        public static void UpdateMaterialGroup(Model.HJGL_BS_MaterialGroup materialGroup)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_BS_MaterialGroup newMaterialGroup = db.HJGL_BS_MaterialGroup.FirstOrDefault(e => e.MaterialGroupId == materialGroup.MaterialGroupId);
            if (newMaterialGroup != null)
            {
                newMaterialGroup.MaterialGroupCode = materialGroup.MaterialGroupCode;
                newMaterialGroup.MaterialGroup = materialGroup.MaterialGroup;
                newMaterialGroup.MaterialClassId = materialGroup.MaterialClassId;
                newMaterialGroup.Remark = materialGroup.Remark;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据主键删除焊评材质组别
        /// </summary>
        /// <param name="materialGroupId"></param>
        public static void DeleteMaterialGroupById(string materialGroupId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_BS_MaterialGroup materialGroup = db.HJGL_BS_MaterialGroup.FirstOrDefault(e => e.MaterialGroupId == materialGroupId);
            if (materialGroup != null)
            {
                db.HJGL_BS_MaterialGroup.DeleteOnSubmit(materialGroup);
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 判断是否存在相同代号
        /// </summary>
        /// <param name="materialGroupCode"></param>
        /// <param name="id"></param>
        /// <returns></returns>
        public static bool IsExitMaterialGroupCode(string materialGroupCode, string id)
        {
            var q = Funs.DB.HJGL_BS_MaterialGroup.FirstOrDefault(x => x.MaterialGroupCode == materialGroupCode && x.MaterialGroupId != id);
            if (q != null)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
    }
}