using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.UI.WebControls;

namespace BLL
{
    /// <summary>
    /// 质量会议
    /// </summary>
    public static class CQMS_MeetingService
    {
        public static Model.SGGLDB db = Funs.DB;

        /// <summary>
        /// 根据主键获取质量会议
        /// </summary>
        /// <param name="MeetingId"></param>
        /// <returns></returns>
        public static Model.Meeting_CQMSMeeting GetCQMSMeetingById(string MeetingId)
        {
            return Funs.DB.Meeting_CQMSMeeting.FirstOrDefault(e => e.MeetingId == MeetingId);
        }

        /// <summary>
        /// 根据时间段获取月例会集合
        /// </summary>
        /// <param name="startTime"></param>
        /// <param name="endTime"></param>
        /// <param name="projectId"></param>
        /// <returns></returns>
        public static int GetCountByTime(DateTime startTime, DateTime endTime, string projectId)
        {
            return (from x in Funs.DB.Meeting_CQMSMeeting where x.MeetingDate >= startTime && x.MeetingDate < endTime && x.ProjectId == projectId && x.State == BLL.Const.CQMSMeeting_Complete select x).Count();
        }

        /// <summary>
        /// 根据时间段获取月例会参会人数
        /// </summary>
        /// <param name="startTime"></param>
        /// <param name="endTime"></param>
        /// <param name="projectId"></param>
        /// <returns></returns>
        public static int? GetSumAttentPersonNumByMeetingDate(DateTime startTime, DateTime endTime, string projectId)
        {
            int? sumAttentPersonNum = (from x in Funs.DB.Meeting_CQMSMeeting where x.MeetingDate >= startTime && x.MeetingDate < endTime && x.ProjectId == projectId && x.State == BLL.Const.CQMSMeeting_Complete select x.AttentPersonNum).Sum();
            if (sumAttentPersonNum == null)
            {
                return 0;
            }
            return sumAttentPersonNum;
        }

        /// <summary>
        /// 根据日期和类型获取会议记录集合
        /// </summary>
        /// <param name="startTime">开始时间</param>
        /// <param name="endTime">结束时间</param>
        /// <param name="projectId">项目号</param>
        /// <returns>会议记录集合</returns>
        public static List<Model.Meeting_CQMSMeeting> GetMeetingListsByDate(DateTime startTime, DateTime endTime, string projectId)
        {
            return (from x in Funs.DB.Meeting_CQMSMeeting where x.MeetingDate >= startTime && x.MeetingDate <= endTime && x.ProjectId == projectId orderby x.MeetingDate select x).ToList();
        }

        /// <summary>
        /// 添加质量会议
        /// </summary>
        /// <param name="CQMSMeeting"></param>
        public static void AddCQMSMeeting(Model.Meeting_CQMSMeeting CQMSMeeting)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Meeting_CQMSMeeting newCQMSMeeting = new Model.Meeting_CQMSMeeting
            {
                MeetingId = CQMSMeeting.MeetingId,
                ProjectId = CQMSMeeting.ProjectId,
                UnitId = CQMSMeeting.UnitId,
                MeetingType = CQMSMeeting.MeetingType,
                MeetingCode = CQMSMeeting.MeetingCode,
                MeetingDate = CQMSMeeting.MeetingDate,
                Place = CQMSMeeting.Place,
                HostMan = CQMSMeeting.HostMan,
                AttentPerson = CQMSMeeting.AttentPerson,
                AttentPersonNum = CQMSMeeting.AttentPersonNum,
                MeetingTheme = CQMSMeeting.MeetingTheme,
                MeetingContents = CQMSMeeting.MeetingContents,
                State = CQMSMeeting.State,
                CompileMan = CQMSMeeting.CompileMan,
                CompileDate = CQMSMeeting.CompileDate,
            };
            db.Meeting_CQMSMeeting.InsertOnSubmit(newCQMSMeeting);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改质量会议
        /// </summary>
        /// <param name="CQMSMeeting"></param>
        public static void UpdateCQMSMeeting(Model.Meeting_CQMSMeeting CQMSMeeting)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Meeting_CQMSMeeting newCQMSMeeting = db.Meeting_CQMSMeeting.FirstOrDefault(e => e.MeetingId == CQMSMeeting.MeetingId);
            if (newCQMSMeeting != null)
            {
                newCQMSMeeting.UnitId = CQMSMeeting.UnitId;
                newCQMSMeeting.MeetingCode = CQMSMeeting.MeetingCode;
                newCQMSMeeting.MeetingDate = CQMSMeeting.MeetingDate;
                newCQMSMeeting.Place = CQMSMeeting.Place;
                newCQMSMeeting.HostMan = CQMSMeeting.HostMan;
                newCQMSMeeting.AttentPerson = CQMSMeeting.AttentPerson;
                newCQMSMeeting.AttentPersonNum = CQMSMeeting.AttentPersonNum;
                newCQMSMeeting.MeetingTheme = CQMSMeeting.MeetingTheme;
                newCQMSMeeting.MeetingContents = CQMSMeeting.MeetingContents;
                newCQMSMeeting.State = CQMSMeeting.State;
          
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据主键删除质量会议
        /// </summary>
        /// <param name="MeetingId"></param>
        public static void DeleteCQMSMeetingById(string MeetingId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Meeting_CQMSMeeting CQMSMeeting = db.Meeting_CQMSMeeting.FirstOrDefault(e => e.MeetingId == MeetingId);
            if (CQMSMeeting != null)
            {
                BLL.CommonService.DeleteAttachFileById(MeetingId);
                db.Meeting_CQMSMeeting.DeleteOnSubmit(CQMSMeeting);
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据状态选择下一步办理类型
        /// </summary>
        /// <param name="state"></param>
        /// <returns></returns>
        public static ListItem[] GetDHandleTypeByState(string state)
        {
            if (state == Const.CQMSMeeting_Compile || state == Const.CQMSMeeting_ReCompile)
            {
                ListItem[] lis = new ListItem[1];
                lis[0] = new ListItem("总包质量经理审批", Const.CQMSMeeting_Audit);
                return lis;
            }
            else if (state == Const.CQMSMeeting_Audit)
            {
                ListItem[] lis = new ListItem[2];
                lis[0] = new ListItem("审批完成", Const.CQMSMeeting_Complete);
                lis[1] = new ListItem("重新编制", Const.CQMSMeeting_ReCompile);
                return lis;
            }
            else
                return null;
        }
    }
}