using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using AMESCoreStudio.WebApi.Models.SYS;
using AMESCoreStudio.CommonTools.Result;

namespace AMESCoreStudio.WebApi.Controllers.SYS
{
    /// <summary>
    /// 
    /// </summary>
    [Route("api/[controller]")]
    [ApiController]
    public class ModuleInfoesController : ControllerBase
    {
        private readonly AMESContext _context;

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

        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        // GET: api/ModuleInfoes
        [HttpGet]
        public async Task<ActionResult<IEnumerable<ModuleInfo>>> GetModuleInfo()
        {
            IQueryable<ModuleInfo> q = _context.ModuleInfoes;
            q = q.OrderBy(p => p.ModuleNo);

            var moduleInfo = await q.ToListAsync();
            return moduleInfo;

            //return await _context.ModuleInfoes.ToListAsync();
        }

        /// <summary>
        /// 根據系統ID獲取該系統模組資料
        /// </summary>
        /// <param name="id"></param>
        /// <param name="page"></param>
        /// <param name="limit"></param>
        /// <returns></returns>
        // GET: api/ModuleInfoes/System/5
        [HttpGet("System/{id}")]
        public async Task<ResultModel<ModuleInfo>> GetModuleInfoBySystem(int id, int page = 0, int limit = 10)
        {
            ResultModel<ModuleInfo> result = new ResultModel<ModuleInfo>();

            IQueryable<ModuleInfo> q = _context.ModuleInfoes;

            if (id > 0)
            {
                q = q.Where(p => p.SystemID.Equals(id));
            }
            result.DataTotal = q.ToList().Count;

            if (page > 0)
            {
                q = q.OrderBy(p => p.SortSeq).Skip((page - 1) * limit).Take(limit);
            }
            else
            {
                q = q.OrderBy(p => p.SortSeq);
            }

            try
            {
                var moduleInfo = await q.ToListAsync();

                result.Data = moduleInfo;

                if (moduleInfo == null)
                {
                    result.Msg = "查無資料";
                    result.Success = false;
                    return result;
                }

                result.Msg = "OK";
                result.Success = true;
                return result;
            }
            catch (Exception e1)
            {
                string msg = e1.Message;
            }


            result.Msg = "OK";
            result.Success = true;
            return result;


        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        // GET: api/ModuleInfoes/5
        [HttpGet("{id}")]
        public async Task<ActionResult<IEnumerable<ModuleInfo>>> GetModuleInfo(int id)
        {
            //var moduleInfo = await _context.ModuleInfoes.FindAsync(id);
            IQueryable<ModuleInfo> q = _context.ModuleInfoes;

            q = q.Where(p => p.ModuleID.Equals(id));

            var moduleInfo = await q.ToListAsync();

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

            return moduleInfo;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="id"></param>
        /// <param name="moduleInfo"></param>
        /// <returns></returns>
        // PUT: api/ModuleInfoes/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<ResultModel<ModuleInfo>> PutModuleInfo(int id, [FromBody] ModuleInfo moduleInfo)
        {
            ResultModel<ModuleInfo> result = new ResultModel<ModuleInfo>();

            if (id != moduleInfo.ModuleID)
            {
                result.Msg = "模組編號錯誤";
                result.Success = false;
                return result;
            }

            _context.Entry(moduleInfo).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!ModuleInfoExists(id))
                {
                    result.Msg = "模組編號不存在";
                    result.Success = false;
                    return result;
                }
                else
                {
                    throw;
                }
            }

            result.Msg = "OK";
            result.Success = true;
            return result;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="moduleInfo"></param>
        /// <returns></returns>
        // POST: api/ModuleInfoes
        // 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<ResultModel<ModuleInfo>> PostModuleInfo([FromBody] ModuleInfo moduleInfo)
        {
            ResultModel<ModuleInfo> result = new ResultModel<ModuleInfo>();

            Helper helper = new Helper(_context);
            moduleInfo.ModuleID = helper.GetIDKey("MODULE_ID").Result;
            moduleInfo.CreateDateTime = DateTime.Now;
            moduleInfo.CreateUserId = 0;

            _context.ModuleInfoes.Add(moduleInfo);
            await _context.SaveChangesAsync();

            result.Msg = "OK";
            result.Success = true;
            return result;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        // DELETE: api/ModuleInfoes/5
        [HttpDelete("{id}")]
        public async Task<ResultModel<ModuleInfo>> DeleteModuleInfo(int id)
        {
            ResultModel<ModuleInfo> result = new ResultModel<ModuleInfo>();

            var moduleInfo = await _context.ModuleInfoes.Where(m => m.ModuleID == id).FirstOrDefaultAsync();
            if (moduleInfo == null)
            {
                result.Msg = "模組編號不存在";
                result.Success = false;
                return result;
            }

            _context.ModuleInfoes.Remove(moduleInfo);
            await _context.SaveChangesAsync();

            result.Msg = "OK";
            result.Success = true;
            return result;
        }

        private bool ModuleInfoExists(int id)
        {
            return _context.ModuleInfoes.Any(e => e.ModuleID == id);
        }
    }
}