using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Http;

/// <summary>
/// guadanStatisticsTable 的摘要描述
/// </summary>
/// 
[ezAuthorize]
public class guadanStatisticsTableController: ApiController
{
    private Model.ezEntities _db = new Model.ezEntities();
    public guadanStatisticsTableController()
    {
        //
        // TODO: 在這裡新增建構函式邏輯
        //
    }

    [HttpGet]
    [Route("api/guadan/guadanstatisticstable/list")]
    public IHttpActionResult Get([FromUri] DateTime? start, [FromUri] DateTime? end)
    {
        // 如果兩個都為空，設定 start = 今天，end = 一個月後
        if (!start.HasValue && !end.HasValue)
        {
            start = DateTime.Today;
            end = DateTime.Today.AddMonths(1);
        }

        // 如果有 start 沒有 end，就給 end 預設一個月後
        if (start.HasValue && !end.HasValue)
        {
            end = start.Value.Date.AddMonths(1);
        }

        // 如果有 end 沒有 start，就給 start 預設 end 的前一個月
        if (!start.HasValue && end.HasValue)
        {
            start = end.Value.Date.AddMonths(-1);
        }

        // 最後確保只取 date 部分
        var startDate = start.Value.Date;
        var endDate = end.Value.Date;

        // 查詢資料庫時就用 date 型別對應
        var statistics = _db.RegionAndRoomAndBedSchedule
                    .Where(s => s.IsCancel == false)
                    .Where(s => s.ScheduleDate >= startDate && s.ScheduleDate <= endDate)
                    .GroupBy(s => s.ScheduleDate)
                    .Select(g => new
                    {
                        date = g.Key,
                        todaytotalbookers = g.Count(),               // 该日期的总记录数
                        checkin = g.Key <= DateTime.Today
                                ? g.Count(x => x.GuaDanOrderGuest.RegionRoomBedStatus.Code == "402"
                                            || x.GuaDanOrderGuest.RegionRoomBedStatus.Code == "403")
                                : 0,
                    })
                    .OrderBy(x => x.date)
                    .ToList();
        var todayDate = DateTime.Today;

        var bedcount = _db.RegionRoomBed
            .Where(a => a.IsDeleted == false)
            .Count();
        var roomcount = _db.Room.Count();
        var result = new
        {
            bedcount,
            roomcount,
            statistics,
        };

        return Ok(result);
    }

}