using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Parking_space_WebAPI.Models;
using Parking_space_WebAPI.Services;
using Parking_space_WebAPI.Authorization;
using Parking_space_WebAPI.ViewModel;

namespace Parking_space_WebAPI.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    [Authorize]
    [ApiExplorerSettings(GroupName = "校園外網")]
    public class Parking_spaces_roiController : ControllerBase
    {
        private readonly SqlContext _context;

        public Parking_spaces_roiController(SqlContext context)
        {
            _context = context;
        }

        #region 抓出所有區域ROI範圍資料
        /// <summary>
        /// 抓出所有區域ROI範圍資料
        /// (x1,y1為左上的點 x2,y2為右下的點)
        /// roi_function 為 ROI功能 有(CAR_ROI_license_plate(車牌辨識範圍)、CAR_ROI_violation(違規區域)、CAR_ROI_normal(正常區域))
        /// mode 為模式選擇 (pass(判斷車是進入或出去)、violation(判斷違規))
        /// </summary>
        // GET: api/Parking_spaces_roi
        [HttpGet]
        public async Task<ActionResult<IEnumerable<Parking_spaces_roi>>> Getparking_spaces_roi()
        {
          if (_context.parking_spaces_roi == null)
          {
              return NotFound();
          }
            return await _context.parking_spaces_roi.ToListAsync();
        }
        #endregion

        #region 根據停車場名稱抓出ROI
        // GET: api/Parking_spaces_roi/5
        /// <summary>
        /// 根據停車場名稱抓出ROI
        /// </summary>
        [HttpGet("{id}")]

        public async Task<IEnumerable<Parking_spaces_roi>> GetParking_spaces_roi(string id)
        {

            var parking_spaces_roi = await (from c in _context.parking_spaces_roi
                                            where c.parking_spaces_name == id
                                              select new Parking_spaces_roi
                                              {
                                                  parking_spaces_name = c.parking_spaces_name,
                                                  cam_ip = c.cam_ip,
                                                  roi_x1 = c.roi_x1,
                                                  roi_y1 = c.roi_y1,
                                                  roi_x2 = c.roi_x2,
                                                  roi_y2 = c.roi_y2,
                                                  mode = c.mode,
                                                  roi_function = c.roi_function,
                                                  data_create_time = c.data_create_time,
                                              }
                                                ).ToListAsync();

            return parking_spaces_roi;
        }
        #endregion

        #region 編輯ROI範圍
        /// <summary>
        /// 編輯ROI範圍
        /// </summary>
        // PUT: api/Parking_spaces_roi/5
        // To protect from overposting attacks, see https://go.microsoft.com/fwlink/?linkid=2123754
        [HttpPut("{id}")]
        public async Task<IActionResult> PutParking_spaces_roi(string id, Parking_spaces_roi parking_spaces_roi)
        {
            var parking_spaces_roi_1 = await (from c in _context.parking_spaces_roi
                                              where c.parking_spaces_name == parking_spaces_roi.parking_spaces_name
                                              where c.roi_function == parking_spaces_roi.roi_function
                                              where c.cam_ip == parking_spaces_roi.cam_ip
                                              select new Parking_spaces_roi
                                              {
                                                  parking_spaces_name = c.parking_spaces_name,
                                                  roi_function = c.roi_function,
                                                  roi_x1 = c.roi_x1,
                                                  roi_x2= c.roi_x2,
                                                  roi_y1=c.roi_y1,
                                                  roi_y2= c.roi_y2,
                                                  cam_ip = c.cam_ip,
                                                  mode = c.mode,
                                                  data_create_time= c.data_create_time,
                                              }
                                             ).FirstAsync();
            _context.parking_spaces_roi.Remove(parking_spaces_roi_1);
            await _context.SaveChangesAsync();
            parking_spaces_roi.data_create_time = DateTime.Now;
            _context.parking_spaces_roi.Add(parking_spaces_roi);
            await _context.SaveChangesAsync();



            return NoContent();
        }
        #endregion


        #region 新增ROI範圍
        /// <summary>
        /// (x1,y1為左上的點 x2,y2為右下的點)
        /// roi_function 為 ROI功能 有(CAR_ROI_license_plate(車牌辨識範圍)、CAR_ROI_violation(違規區域)、CAR_ROI_normal(正常區域))
        /// mode 為模式選擇 (pass(判斷車是進入或出去)、violation(判斷違規))
        /// </summary>
        // POST: api/Parking_spaces_roi
        // To protect from overposting attacks, see https://go.microsoft.com/fwlink/?linkid=2123754
        [HttpPost]
        public async Task<ActionResult<Parking_spaces_roi>> PostParking_spaces_roi(Parking_spaces_roi parking_spaces_roi)
        {
          if (_context.parking_spaces_roi == null)
          {
              return Problem("Entity set 'SqlContext.parking_spaces_roi'  is null.");
          }
            parking_spaces_roi.data_create_time = DateTime.Now;
            _context.parking_spaces_roi.Add(parking_spaces_roi);
            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateException)
            {
                if (Parking_spaces_roiExists(parking_spaces_roi.parking_spaces_name))
                {
                    return Conflict();
                }
                else
                {
                    throw;
                }
            }

            return CreatedAtAction("GetParking_spaces_roi", new { id = parking_spaces_roi.parking_spaces_name }, parking_spaces_roi);
        }
        #endregion

        #region 刪除ROI範圍
        /// <summary>
        /// 刪除ROI範圍
        /// </summary>
        // DELETE: api/Parking_spaces_roi/5
        [HttpDelete("{id}")]
        public async Task<IActionResult> DeleteParking_spaces_roi(string id)
        {
            if (_context.parking_spaces_roi == null)
            {
                return NotFound();
            }
            var parking_spaces_roi = await _context.parking_spaces_roi.FindAsync(id);
            if (parking_spaces_roi == null)
            {
                return NotFound();
            }

            _context.parking_spaces_roi.Remove(parking_spaces_roi);
            await _context.SaveChangesAsync();

            return NoContent();
        }
        #endregion
        private bool Parking_spaces_roiExists(string id)
        {
            return (_context.parking_spaces_roi?.Any(e => e.parking_spaces_name == id)).GetValueOrDefault();
        }
    }
}