using GDZZ.Core;
using Furion.DependencyInjection;
using Furion.DynamicApiController;
using Mapster;
using Microsoft.AspNetCore.Mvc;
using SqlSugar;
using System.Linq;
using System.Threading.Tasks;
using GDZZ.Application.Entity;
using GDZZ.Core.Entity;

namespace GDZZ.Application
{
    /// <summary>
    /// 课程表服务
    /// </summary>
    [ApiDescriptionSettings("Application", Name = "Course", Order = 1)]
    public class CourseService : ICourseService, IDynamicApiController, ITransient
    {
        private readonly SqlSugarRepository<Course> _rep;

        public CourseService(SqlSugarRepository<Course> rep)
        {
            _rep = rep;
        }

        /// <summary>
        /// 分页查询课程表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("/Mini/Course/page")]
        public async Task<dynamic> Page([FromQuery] CourseInput input)
        {
            var entities = await _rep.AsQueryable()
                                     .InnerJoin<SysFile>((n, u) => n.FileID == u.Id)
                                     .WhereIF(!UserManager.IsTenantAdmin, n => n.CreatedUserId == UserManager.UserId)
                                     .WhereIF(!string.IsNullOrWhiteSpace(input.Tags), n => n.Tags == input.Tags)
                                     .WhereIF(!string.IsNullOrWhiteSpace(input.Title), n => n.Title == input.Title)
                                     .Select((n, u) => new CourseOutput
                                     {
                                         FileID = u.Id,
                                         Id = n.Id,
                                         Info = n.Info,
                                         Price = n.Price,
                                         Tags = n.Tags,
                                         Title = n.Title,
                                         Url = n.Url,
                                         VoiderUrl =  "/"+u.FilePath+"/"+u.FileObjectName
                                     })
                                     .ToPagedListAsync(input.PageNo, input.PageSize);
            return entities.XnPagedResult();
        }

        /// <summary>
        /// 增加课程表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("/Mini/Course/page")]
        public async Task Add(AddCourseInput input)
        {
            var entity = input.Adapt<Course>();
            await _rep.InsertAsync(entity);
        }

        /// <summary>
        /// 删除课程表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("/Course/delete")]
        public async Task Delete(DeleteCourseInput input)
        {
            var entity = await _rep.FirstOrDefaultAsync(u => u.Id == input.Id);
            await _rep.DeleteAsync(entity);
        }

        /// <summary>
        /// 更新课程表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("/Course/edit")]
        public async Task Update(UpdateCourseInput input)
        {
            var entity = input.Adapt<Course>();
            await _rep.AsUpdateable(entity).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommandAsync();
        }

        /// <summary>
        /// 获取课程表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("/Course/detail")]
        public async Task<Course> Get([FromQuery] QueryeCourseInput input)
        {
            return await _rep.FirstOrDefaultAsync(u => u.Id == input.Id);
        }

        /// <summary>
        /// 获取课程表列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("/Course/list")]
        public async Task<dynamic> List([FromQuery] CourseInput input)
        {
            return await _rep.ToListAsync();
        }
    }
}