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 AMESCoreStudio.WebApi;
using AMESCoreStudio.WebApi.Models.BAS;

namespace AMESCoreStudio.WebApi.Controllers.BAS
{
    /// <summary>
    /// 班別资料维护
    /// </summary>
    [Route("api/[controller]")]
    [ApiController]
    public class ClassInfoesController : ControllerBase
    {
        private readonly AMESContext _context;

        /// <summary>
        /// 
        /// </summary>
        /// <param name="context"></param>
        public ClassInfoesController(AMESContext context)
        {
            _context = context;
        }

        /// <summary>
        /// 获取全部班別资料
        /// </summary>
        /// <returns></returns>
        // GET: api/ClassInfoes
        [HttpGet]
        public async Task<ActionResult<IEnumerable<ClassInfo>>> GetClassInfo()
        {
            IQueryable<ClassInfo> q = _context.ClassInfoes;

            q = q.OrderBy(p => p.ClassID);

            var classInfo = await q.ToListAsync();
            foreach (var data in classInfo)
            {
                data.Unit = _context.FactoryUnits.Find(data.UnitNo);
                // data.TestCol = data.BeginTime + " ~ " + data.EndTime;             
            }

            return classInfo;
            //return await _context.ClassInfo.ToListAsync();
        }

        /// <summary>
        /// 用ID获取该班別资料
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        // GET: api/ClassInfoes/5
        [HttpGet("{id}")]
        public async Task<ActionResult<IEnumerable<ClassInfo>>> GetClassInfo(int id)
        {
           
            IQueryable<ClassInfo> q = _context.ClassInfoes;
            q = q.Where(p => p.ClassID.Equals(id));
            var classInfo = await q.ToListAsync();
            //foreach (var data in classInfo)
            //{
            //    //data.Unit = _context.FactoryUnits.Find(data.UnitNo);
            //}


            if (classInfo == null)
            {
                return NotFound();
            }

            return classInfo;
        }

        /// <summary>
        /// 根据單位ID获取该班別资料
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        // GET: api/MailGroupDetails/Unit/5
        [HttpGet("Unit/{id}")]
        public async Task<ActionResult<IEnumerable<ClassInfo>>> GetClassInfoByUnit(String id)
        {
            IQueryable<ClassInfo> q = _context.ClassInfoes;

            if (id != "0")
            {
                q = q.Where(p => p.UnitNo.Equals(id));
            }
            q.OrderBy(p => p.ClassID);

            var classInfo = await q.ToListAsync();

            //foreach (var data in classInfo)
            //{
            //    data.TestCol = data.BeginTime + " ~ " + data.EndTime;
            //}

            if (classInfo is null)
            {
                return NotFound();
            }

            return classInfo;
        }



        /// <summary>
        /// 更新班別资料
        /// </summary>
        /// <param name="id"></param>
        /// <param name="classInfo"></param>
        /// <returns></returns>
        // PUT: api/ClassInfoes/5
        // To protect from overposting attacks, enable the specific properties you want to bind to, for
        // more details, see https://go.microsoft.com/fwlink/?linkid=2123754.
        [HttpPut("{id}")]
        public async Task<ActionResult<ClassInfo>> PutClassInfo(int id, [FromBody] ClassInfo classInfo)
        {
            if (id != classInfo.ClassID)
            {
                return BadRequest();
            }

            classInfo.UpdateDate = System.DateTime.Now;
            classInfo.StatusNo = "A";
            _context.Entry(classInfo).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!ClassInfoExists(id))
                {
                    return NotFound();
                }
                else
                {
                    throw;
                }
            }

            return classInfo;
        }

        /// <summary>
        /// 新增班別资料
        /// </summary>
        /// <param name="classInfo"></param>
        /// <returns></returns>
        // POST: api/ClassInfoes
        // To protect from overposting attacks, enable the specific properties you want to bind to, for
        // more details, see https://go.microsoft.com/fwlink/?linkid=2123754.
        [HttpPost]
        public async Task<ActionResult<ClassInfo>> PostClassInfo(ClassInfo classInfo)
        {
            Helper helper = new Helper(_context);
            classInfo.ClassID = helper.GetIDKey("CLASS_ID").Result;
            classInfo.StatusNo = "A";
            if (string.IsNullOrEmpty(classInfo.ClassDesc))
                classInfo.ClassDesc = " ";

            _context.ClassInfoes.Add(classInfo);
            await _context.SaveChangesAsync();

            return CreatedAtAction("GetClassInfo", new { id = classInfo.ClassID }, classInfo);

        }

        /// <summary>
        /// 删除班別资料
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        // DELETE: api/ClassInfoes/5
        [HttpDelete("{id}")]
        public async Task<ActionResult<ClassInfo>> DeleteClassInfo(int id)
        {
            //var classInfo = await _context.ClassInfo.FindAsync(id);
            var classInfo = await _context.ClassInfoes.Where(m => m.ClassID == id).FirstOrDefaultAsync();
            if (classInfo == null)
            {
                return NotFound();
            }

            //////
            var classInfoNew = new ClassInfo();
            classInfoNew = classInfo;

            _context.Entry(classInfoNew).State = EntityState.Modified;
            classInfoNew.StatusNo = "S";

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!ClassInfoExists(id))
                {
                    return NotFound();
                }
                else
                {
                    throw;
                }
            }

            return classInfoNew;



            /////

            //_context.ClassInfoes.Remove(classInfo);
            //await _context.SaveChangesAsync();

            //return classInfo;
        }

        private bool ClassInfoExists(int id)
        {
            return _context.ClassInfoes.Any(e => e.ClassID == id);
        }
    }
}