using Dlhis.Basic.Common.Holiday.Requests;
using Dlhis.Basic.Common.Holiday.Responses;
using Dlhis.Entity.Basic.Entity;
using Kurisu.AspNetCore.DataAccess.SqlSugar.Services;
using Kurisu.AspNetCore.Utils.Extensions;
using Mapster;

namespace Dlhis.Basic.Common.Holiday.Services.Implements;

public class HolidayService : IHolidayService
{
    private readonly IDbContext _dbContext;

    public HolidayService(IDbContext dbContext)
    {
        _dbContext = dbContext;
    }

    public async Task<List<HolidayResponse>> GetAllHolidaysAsync()
    {
        return await _dbContext.Queryable<HolidayEntity>()
            .Select<HolidayResponse>()
            .ToListAsync();
    }

    public async Task SaveAsync(HolidayRequest req)
    {
        var exists = await _dbContext.Queryable<HolidayEntity>()
            .WhereIF(req.Id.HasValue, x => x.Id != req.Id)
            .Where(x => x.Year == req.Year)
            .Where(x => x.Start <= req.End && req.Start <= x.End)
            .Where(x => x.Type != req.Type)
            .AnyAsync();

        exists.ThrowIfTrue("节假日时间冲突，请检查开始和结束时间,或节假日类型是否正确");

        if (!req.Id.HasValue)
        {
            var holiday = req.Adapt<HolidayEntity>();
            await _dbContext.InsertAsync(holiday);
        }
        else
        {
            var holiday = await _dbContext.Queryable<HolidayEntity>().SingleAsync(x => x.Id == req.Id);
            holiday.ThrowIfNull("节假日数据不存在");

            req.Adapt(holiday);
            await _dbContext.UpdateAsync(holiday);
        }
    }

    public async Task DeleteAsync(long id)
    {
        var holiday = await _dbContext.Queryable<HolidayEntity>().Where(x => x.Id == id).SingleAsync();
        await _dbContext.DeleteReallyAsync(holiday);
    }
}