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

namespace BLL
{
    public static class WeekAndMonthReportService
    {
        public static Model.SGGLDB db = Funs.DB;

        /// <summary>
        /// 记录数
        /// </summary>
        public static int count
        {
            get;
            set;
        }

        /// <summary>
        /// 获取分页列表
        /// </summary>
        /// <param name="projectId"></param>
        /// <param name="reportType"></param>
        /// <param name="startRowIndex"></param>
        /// <param name="maximumRows"></param>
        /// <returns></returns>
        public static IEnumerable GetListData(string projectId, string reportType, int startRowIndex, int maximumRows)
        {
            IQueryable<Model.Report_WeekAndMonthReport> q = from x in db.Report_WeekAndMonthReport
                                                            where x.ProjectId == projectId
                                                            && x.ReportType == reportType
                                                            orderby x.StartDate descending
                                                            select x;

            count = q.Count();
            if (count == 0)
            {
                return new object[] { };
            }
            return from x in q.Skip(startRowIndex).Take(maximumRows)
                   select new
                   {
                       x.ReportId,
                       Period = ("第 " + x.Period + " 期"),
                       x.StartDate,
                       x.EndDate,
                       x.ProjectId,
                       x.ReportType
                   };
        }

        /// <summary>
        /// 获取分页列表数
        /// </summary>
        /// <param name="projectId"></param>
        /// <param name="reportType"></param>
        /// <returns></returns>
        public static int GetListCount(string projectId, string reportType)
        {
            return count;
        }

        /// <summary>
        /// 根据主键获取周（月）报
        /// </summary>
        /// <param name="reportId"></param>
        /// <returns></returns>
        public static Model.Report_WeekAndMonthReport GetWeekAndMonthReportById(string reportId)
        {
            return Funs.DB.Report_WeekAndMonthReport.FirstOrDefault(e => e.ReportId == reportId);
        }

        /// <summary>
        /// 添加周（月）报
        /// </summary>
        /// <param name="report"></param>
        public static void AddWeekAndMonthReport(Model.Report_WeekAndMonthReport report)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Report_WeekAndMonthReport newReport = new Model.Report_WeekAndMonthReport();
            newReport.ReportId = report.ReportId;
            newReport.Period = report.Period;
            newReport.StartDate = report.StartDate;
            newReport.EndDate = report.EndDate;
            newReport.ProjectId = report.ProjectId;
            newReport.ReportType = report.ReportType;
            db.Report_WeekAndMonthReport.InsertOnSubmit(newReport);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改周（月）报
        /// </summary>
        /// <param name="report"></param>
        public static void UpdateWeekAndMonthReport(Model.Report_WeekAndMonthReport report)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Report_WeekAndMonthReport newReport = db.Report_WeekAndMonthReport.FirstOrDefault(e => e.ReportId == report.ReportId);
            if (newReport != null)
            {
                newReport.Period = report.Period;
                newReport.StartDate = report.StartDate;
                newReport.EndDate = report.EndDate;
                newReport.ProjectId = report.ProjectId;
                newReport.ReportType = report.ReportType;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据主键删除周（月）报
        /// </summary>
        /// <param name="reportId"></param>
        public static void DeleteWeekAndMonthReportById(string reportId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Report_WeekAndMonthReport report = db.Report_WeekAndMonthReport.FirstOrDefault(e => e.ReportId == reportId);
            if (report != null)
            {
                db.Report_WeekAndMonthReport.DeleteOnSubmit(report);
                db.SubmitChanges();
            }
        }
    }
}