using Model;
using System.Collections.Generic;
using System.Linq;
namespace BLL
{

    public static class PipelineMatService
    {
        /// <summary>
        ///获取管线材料信息
        /// </summary>
        /// <returns></returns>
        public static Model.HJGL_PipeLineMat GetPipeLineMat(string pipelineMatId)
        {
            return Funs.DB.HJGL_PipeLineMat.FirstOrDefault(e => e.PipeLineMatId == pipelineMatId);
        }

        public static List<Model.HJGL_PipeLineMat> GetPipeLineMatsByPipelineId(string pipelineId)
        {
            return Funs.DB.HJGL_PipeLineMat.Where(e => e.PipelineId == pipelineId).ToList();
        }

        /// <summary>
        /// 增加管线材料
        /// </summary>
        /// <param name="PipingClass"></param>
        public static void AddPipeLineMat(Model.HJGL_PipeLineMat pipelineMat)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_PipeLineMat newPipelineMat = new HJGL_PipeLineMat
            {
                PipeLineMatId = pipelineMat.PipeLineMatId,
                MaterialCode = pipelineMat.MaterialCode,
                MaterialCode2 = pipelineMat.MaterialCode2,
                WeldJointId = pipelineMat.WeldJointId,
                PipelineId = pipelineMat.PipelineId,
                Number = pipelineMat.Number,
                PrefabricatedComponents = pipelineMat.PrefabricatedComponents,
            };
            db.HJGL_PipeLineMat.InsertOnSubmit(newPipelineMat);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改管线材料
        /// </summary>
        /// <param name="pipingClass"></param>
        public static void UpdatePipeLineMat(Model.HJGL_PipeLineMat pipelineMat)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_PipeLineMat newPipelineMat = db.HJGL_PipeLineMat.FirstOrDefault(e => e.PipeLineMatId == pipelineMat.PipeLineMatId);
            if (newPipelineMat != null)
            {
                newPipelineMat.MaterialCode = pipelineMat.MaterialCode;
                newPipelineMat.MaterialCode2 = pipelineMat.MaterialCode2;
                newPipelineMat.WeldJointId = pipelineMat.WeldJointId;
                newPipelineMat.PipelineId = pipelineMat.PipelineId;
                newPipelineMat.Number = pipelineMat.Number;
                newPipelineMat.PrefabricatedComponents = pipelineMat.PrefabricatedComponents;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 维护管线材料导入编码，只更新材料编码字段，避免影响材料主编码和焊口关联。
        /// </summary>
        /// <param name="pipelineMatId">管线材料ID</param>
        /// <param name="materialCode">材料编码</param>
        public static void UpdateMaterialCode2(string pipelineMatId, string materialCode)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_PipeLineMat pipeLineMat = db.HJGL_PipeLineMat.FirstOrDefault(e => e.PipeLineMatId == pipelineMatId);
            if (pipeLineMat != null)
            {
                pipeLineMat.MaterialCode2 = materialCode;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据材料匹配结果反写材料主编码
        /// </summary>
        /// <param name="matchedMaterials">匹配成功的管线材料</param>
        /// <returns>反写数量</returns>
        public static int UpdateMaterialCodeByMatchOutputs(IEnumerable<Model.Tw_PipeMatMatchOutput> matchedMaterials)
        {
            Model.SGGLDB db = Funs.DB;
            int count = 0;
            foreach (var item in matchedMaterials)
            {
                if (item == null || string.IsNullOrEmpty(item.PipeLineMatId) || string.IsNullOrEmpty(item.MatchMaterialCode))
                {
                    continue;
                }

                var pipeLineMat = db.HJGL_PipeLineMat.FirstOrDefault(e => e.PipeLineMatId == item.PipeLineMatId);
                if (pipeLineMat == null)
                {
                    continue;
                }

                pipeLineMat.MaterialCode = item.MatchMaterialCode;
                count++;
            }

            if (count > 0)
            {
                db.SubmitChanges();
            }

            return count;
        }

        /// <summary>
        /// 按管线材料ID清除已反写的材料主编码，保留导入材料编码。
        /// </summary>
        /// <param name="pipeLineMatIds">管线材料ID列表。</param>
        /// <returns>清除数量。</returns>
        public static int ClearMaterialCodeByPipeLineMatIds(IEnumerable<string> pipeLineMatIds)
        {
            var idList = pipeLineMatIds == null
                ? new List<string>()
                : pipeLineMatIds.Where(x => !string.IsNullOrEmpty(x)).Distinct().ToList();
            if (!idList.Any())
            {
                return 0;
            }

            Model.SGGLDB db = Funs.DB;
            int count = 0;
            var pipeLineMats = db.HJGL_PipeLineMat
                .Where(e => idList.Contains(e.PipeLineMatId) && e.MaterialCode != null && e.MaterialCode != "")
                .ToList();
            foreach (var item in pipeLineMats)
            {
                item.MaterialCode = null;
                count++;
            }

            if (count > 0)
            {
                db.SubmitChanges();
            }

            return count;
        }
        /// <summary>
        /// 根据unitworkid删除焊口
        /// </summary>
        /// <param name="unitworkId"></param>
        public static void DeletePipeLineMatByUnitWorkId(string unitworkId)
        {
            var oldPipeline = BLL.PipelineService.GetPipelinesByUnitWordId(unitworkId);
            if (oldPipeline != null)
            {
                foreach (var pipeline in oldPipeline)
                {
                    HJGL_PipelineComponentService.DeletePipelineComponentBypipelineId(pipeline.PipelineId);//删除原有管线对应组件
                    DeletePipeLineMatBypipelineId(pipeline.PipelineId); //删除原有管线对应材料
                }

            }
        }
        /// <summary>
        /// 根据主键删除管线材料
        /// </summary>
        /// <param name="pipingClassId"></param>
        public static void DeletePipeLineMat(string pipelineMatId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.HJGL_PipeLineMat delPipelineMat = db.HJGL_PipeLineMat.FirstOrDefault(e => e.PipeLineMatId == pipelineMatId);
            HJGL_PipelineComponentService.DeletePipelineComponentByMatId(pipelineMatId);
            if (delPipelineMat != null)
            {
                db.HJGL_PipeLineMat.DeleteOnSubmit(delPipelineMat);
                db.SubmitChanges();
            }
        }

        public static void DeletePipeLineMatBypipelineId(string pipelineId)
        {
            Model.SGGLDB db = Funs.DB;
            var delPipelineMat = db.HJGL_PipeLineMat.Where(e => e.PipelineId == pipelineId);
            if (delPipelineMat != null)
            {
                db.HJGL_PipeLineMat.DeleteAllOnSubmit(delPipelineMat);
                db.SubmitChanges();
            }
        }
    }
}