using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using PagedList;
using Newtonsoft.Json;
using System.Collections;


// api/FilesSet
//[ezAuthorize(Roles = "admin")]//群組:*
[ezAuthorize]
public class FilesSetController : ApiController
{
    private Model.ezEntities _db = new Model.ezEntities();
    // GET api/<controller>
    public IEnumerable<Model.file> Get()
    {
        var list = _db.files.ToList();
        if (list == null) throw new HttpResponseException(HttpStatusCode.NotFound);
        return list;
    }

    public IEnumerable<Model.file> Get(int page, int pageSize = 10, 
        string sortBy="", bool sortDesc=false)
    {
        var list = _db.files.OrderBy(o=>o.num).ToPagedList(page, pageSize);
        if (list == null) throw new HttpResponseException(HttpStatusCode.NotFound);
        return list;
    }

    // GET api/<controller>/5
    public Model.file Get(int id)
    {
        var item = _db.files.Where(q => q.num == id).FirstOrDefault();
        //if (item == null) throw new HttpResponseException(HttpStatusCode.NotFound);
        return item;
    }

    // POST api/<controller>
    public void Post([FromBody] Model.file item)
    {
    }

    // PUT api/<controller>/5
    public void Put(int id, [FromBody] Model.file item)
    {
    }

    // DELETE api/<controller>/5
    public void Delete(int id)
    {
        var prod = _db.files.AsEnumerable().Where(q => q.num == id).FirstOrDefault(); //刪除該筆資料
        if (prod != null)
        {
            //var prod2 = _db.actItem_files.AsEnumerable().Where(q => q.files_num == id).ToList(); //刪除品項的相關文件
            //if (prod2.Count > 0)
            //{
            //    //查詢結果全部刪除
            //    _db.actItem_files.RemoveRange(prod2);
            //}
            _db.actItem_files.RemoveRange(prod.actItem_files);


            _db.files.Remove(prod);
            _db.SaveChanges();//執行

            Model.admin_log admin_log = new Model.admin_log();
            MyWeb.admin admin = new MyWeb.admin();//api裡不可以用MyWeb
            if (admin.isLoign())
            {
                admin_log.writeLog(admin.info.u_id, (int)Model.admin_log.Systems.Files, (int)Model.admin_log.Status.Delete, prod.subject);
            }

        }
    }


    [HttpDelete]
    [Route("api/FilesSet/Delete/{nums}")]
    public void Delete(string nums)
    {
        if (!string.IsNullOrEmpty(nums))
        {
            var ids = nums.TrimEnd(',').Split(',').Select(s => int.Parse(s));

            var prod = _db.files.AsEnumerable().Where(q => ids.Contains(q.num)).ToList();
            if (prod.Count() > 0)
            {
                //刪除品項的相關文件
                var prod2 = _db.actItem_files.AsEnumerable().Where(q => ids.Contains(Convert.ToInt32(q.files_num))).ToList();
                if (prod2.Count > 0)
                {
                    _db.actItem_files.RemoveRange(prod2);
                }

                _db.files.RemoveRange(prod);
                _db.SaveChanges();

                Model.admin_log admin_log = new Model.admin_log();
                MyWeb.admin admin = new MyWeb.admin();//api裡不可以用MyWeb
                if (admin.isLoign())
                {
                    admin_log.writeLog(admin.info.u_id, (int)Model.admin_log.Systems.Files, (int)Model.admin_log.Status.Delete, admin_log.LogViewBtn(prod.Select(x => x.subject).ToList()));
                }
            }
        }
        
    }


    [HttpGet]
    [Route("api/FilesSet/count")]
    public int Count()
    {
        var count = _db.files.Count();
        return count;
    }
    [HttpPost]
    [Route("api/FilesSet/GetList")]
    public IHttpActionResult GetList([FromBody] Model.ViewModel.files q, int page, int pageSize = 10,
     string sortBy = "", bool sortDesc = false)
    {
        var qry = _db.files.AsEnumerable();

        if (!string.IsNullOrEmpty(q.subject))
            qry = qry.Where(o => o.subject.Contains(q.subject));
     
        if (q.reg_time1.HasValue)
            qry = qry.Where(o => o.reg_time >= q.reg_time1.Value);
        if (q.reg_time2.HasValue)
            qry = qry.Where(o => o.reg_time < Convert.ToDateTime(q.reg_time2.Value).AddDays(1));

        if (sortBy.Equals("subject"))
        {
            if (sortDesc)
                qry = qry.OrderByDescending(o => o.subject);
            else
                qry = qry.OrderBy(o => o.subject);
        }
        else if (sortBy.Equals("start_date"))
        {
            if (sortDesc)
                qry = qry.OrderByDescending(o => o.reg_time);
            else
                qry = qry.OrderBy(o => o.reg_time);
        }
        else if (sortBy.Equals("end_date"))
        {
            if (sortDesc)
                qry = qry.OrderByDescending(o => o.modify_time);
            else
                qry = qry.OrderBy(o => o.modify_time);
        }
        else
            qry = qry.OrderByDescending(o => o.num);

        var ret = new
        {
             list = qry.ToPagedList(page, pageSize).Select(x => new
            {
                num = x.num,
                 subject = x.subject,
                 reg_time = x.reg_time,
                 modify_time = x.modify_time,
                 word = x.word,
               
            }),
            count = qry.Count()

        };


        if (ret.list == null) throw new HttpResponseException(HttpStatusCode.NotFound);
        return Ok(ret);
    }

    

}