using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Threading.Tasks;
using LinqKit;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using New_College.IServices;
using New_College.Model;
using New_College.Model.Models;
using New_College.Model.Request;
using New_College.Model.ViewModels;
using Newtonsoft.Json;
using SqlSugar;

namespace New_College.Api.Controllers.Front
{

    /// <summary>
    /// 新高考选科
    /// </summary>
    [Route("api/[controller]")]
    [ApiController]
    //[Authorize]
    public class FrontSelectionController : ControllerBase
    {
        private readonly ISubjectSelectionServices _selectionServices;
        public FrontSelectionController(ISubjectSelectionServices subjectSelection)
        {
            this._selectionServices = subjectSelection;
        }



        /// <summary>
        /// 根据院校和专业名称查询选科组合情况
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        [HttpGet]
        public async Task<MessageModel<PageModel<SubjectSelection>>> GetSubjectSelects([FromQuery] SelectionServiceRequest request)
        {
            try
            {
                Expression<Func<SubjectSelection, bool>> exp = Expressionable.Create<SubjectSelection>() //创建表达式
               .AndIF(!string.IsNullOrEmpty(request.UniversityName), w => SqlFunc.ContainsArray(JsonConvert.DeserializeObject<List<string>>(request.UniversityName), w.UniversityName))
               .AndIF(!string.IsNullOrEmpty(request.MajorName), w => SqlFunc.ContainsArray(JsonConvert.DeserializeObject<List<string>>(request.MajorName), w.MajorName))
               .AndIF(!string.IsNullOrWhiteSpace(request.Location), w => w.Equals(request.Location))
               .AndIF(request.Years > 0, w => w.Year == request.Years)
             .ToExpression();//注意 这一句 不能少

                var subjectlist = await _selectionServices.QueryPage(exp, request.PageIndex, request.PageSize);
                return new MessageModel<PageModel<SubjectSelection>>()
                {
                    msg = "success",
                    response = subjectlist,
                    success = true
                };
            }
            catch (Exception ex)
            {
                return new MessageModel<PageModel<SubjectSelection>>()
                {
                    msg = ex.Message
                };
            }
        }




    }
}