using FlexJobApi.Core;
using Furion.DatabaseAccessor;
using Furion.FriendlyException;
using Mapster;
using MediatR;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FlexJobApi.FlexJobServer.Application
{
    /// <summary>
    /// 查询任务企业信息处理器
    /// </summary>
    public class GetTaskEnterpriseQueryHandler(
            IRepository<Enterprise> repEnterprise,
            IRepository<TaskInfo> repTaskInfo
        ) :
        IRequestHandler<GetTaskEnterpriseQuery, GetTaskEnterpriseQueryResult>
    {
        private readonly IRepository<Enterprise> repEnterprise = repEnterprise;
        private readonly IRepository<TaskInfo> repTaskInfo = repTaskInfo;

        /// <summary>
        /// 查询任务企业信息
        /// </summary>
        /// <param name="request"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<GetTaskEnterpriseQueryResult> Handle(GetTaskEnterpriseQuery request, CancellationToken cancellationToken)
        {
            var model = await repEnterprise.AsQueryable().AsNoTracking()
                .Where(it => it.Id == request.Id)
                .ProjectToType<GetTaskEnterpriseQueryResult>()
                .FirstOrDefaultAsync(cancellationToken);
            if (model == null) throw Oops.Oh(EnumErrorCodeType.s404, "企业");
            model.TaskCount = await repTaskInfo.AsQueryable().AsNoTracking()
                .Where(it => it.EnterpriseId == request.Id && it.ReleaseStatus == EnumTaskReleaseStatus.InProcess)
                .CountAsync();
            return model;
        }
    }
}