using Competition.Common.Util;
using CompetitionAPI.Util;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using NPOI.SS.Formula.Functions;
using System.Text;

namespace CompetitionAPI.Controllers.back.study
{
    [Route("api/[controller]")]
    [ApiController]
    public class GetStudyListController : Controller
    {
        Competition.Mysql.BLL.pow_study study_bll = new Competition.Mysql.BLL.pow_study();

        public GetStudyListController()
        {

        }
        /// <summary>
        /// 获取学习列表接口
        /// </summary>
        /// <param name="StudyName">学习名称</param>
        /// <param name="StudyClassId">学习分类id</param>
        /// <param name="Status">状态 未发布、已发布/param>
        /// <param name="PageIndex">页码/param>
        /// <param name="PageSize">每页数量/param>
        /// <returns></returns>
        [Authorize]
        [HttpGet]
        [APIFilter]
        public JsonResult Index(int PageIndex, int PageSize, string StudyName = "", string StudyClassId = "", string Status = "")
        {
            try
            {
                var query = new StringBuilder(" 1 = 1  ");
                var total_query = new StringBuilder(" 1 = 1  ");

                //学习名称
                if (!string.IsNullOrWhiteSpace(StudyName))
                {
                    query.AppendFormat(" AND T1.StudyName LIKE '%{0}%'", StudyName);
                    total_query.AppendFormat(" AND T1.StudyName LIKE '%{0}%' ", StudyName);
                }

                //学习分类
                if (!string.IsNullOrWhiteSpace(StudyClassId))
                {
                    query.AppendFormat(" AND T1.StudyClassId='{0}' ", StudyClassId);
                    total_query.AppendFormat(" AND T1.StudyClassId='{0}' ", StudyClassId);
                }

                if (!string.IsNullOrEmpty(Status))
                {
                    query.AppendFormat(" AND T1.Status='{0}' ", Status);
                    total_query.AppendFormat(" AND T1.Status='{0}' ", Status);
                }

                var offset = (PageIndex - 1) * PageSize;
                query.AppendFormat(" order by T1.CreateTime desc LIMIT {0} OFFSET {1} ", PageSize, offset);

                var total = study_bll.GetClassRecordCount(total_query.ToString());
                var list = study_bll.GetClassList(query.ToString());
                return Json(Tool.GetJsonWithCode(APICode.Success, new { total = total, list = list }));
            }
            catch (Exception ex)
            {
                LogHelper.WriteLog(ex.Message + "，行号：" + ex.StackTrace);
                return Json(Tool.GetJsonWithCode(APICode.Fail, "发生错误，请联系管理员。"));
            }
        }
    }
}