using New_College.IServices;
using New_College.Model.Models;
using New_College.Services.BASE;
using New_College.IRepository.Base;
using New_College.Model;
using System.Threading.Tasks;
using New_College.Model.ViewModels;
using System.Linq;

namespace New_College.Services
{
    public class V_SubjectSelectServices : BaseServices<V_SubjectSelect>, IV_SubjectSelectServices
    {
        private readonly IBaseRepository<V_SubjectSelect> _dal;
        public V_SubjectSelectServices(IBaseRepository<V_SubjectSelect> dal)
        {
            this._dal = dal;
            base.BaseDal = dal;
        }

        /// <summary>
        /// 获取我的自选科目
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        public async Task<MessageModel<string>> GetSubjectSelect(IdQuery query)
        {
            var info = await _dal.Query(x => x.IsDelete == false && x.CustomerId == query.Id && x.Status == 2);
            if (info.Count <= 0)
                return new MessageModel<string>() { success = false, msg = "获取失败，暂未选科" };
            return new MessageModel<string>()
            {
                success = true,
                msg = "获取成功",
                response = info.FirstOrDefault().SubjectSelect
            };
        }

        /// <summary>
        /// 保存我的选科
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        public async Task<MessageModel<bool>> SaveSubjectSelect(SubjectSelectQuery query)
        {
            var info = await _dal.Query(x => x.IsDelete == false && x.CustomerId == query.CustomerId);
            if (info.Count <= 0)
            {
                var result = await _dal.Add(new V_SubjectSelect()
                {
                    CustomerId = query.CustomerId,
                    SubjectSelect = query.SubjectSelect,
                    Status = query.Status
                });
                if (result > 0)
                {
                    return new MessageModel<bool>() { success = true, msg = "操作成功" };
                }
                else
                {
                    return new MessageModel<bool>() { success = false, msg = "操作失败" };
                }
            }
            else
            {
                var oneinfo = info.FirstOrDefault();
                oneinfo.SubjectSelect = query.SubjectSelect;
                oneinfo.Status = query.Status;
                var result = await _dal.Update(oneinfo);
                if (result)
                {
                    return new MessageModel<bool>() { success = true, msg = "操作成功" };
                }
                else
                {
                    return new MessageModel<bool>() { success = false, msg = "操作失败" };
                }
            }
        }
    }
}