using Dlhis.Basic.Device.Request;
using Dlhis.Basic.Device.Response;
using Dlhis.Entity.Device.Entities;
using Kurisu.AspNetCore.Utils.Extensions;
using Kurisu.Core.DataAccess.Dto;
using Kurisu.SqlSugar.Extensions;
using Kurisu.SqlSugar.Services;
using Mapster;

namespace Dlhis.Basic.Device.Services.Implements;

public class DeviceTemplateService : IDeviceTemplateService
{
    private readonly IDbContext _dbContext;

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


    public async Task<Pagination<DeviceTemplateResponse>> GetPageAsync(DeviceTemplatePageRequest request)
    {
        var page = await _dbContext.Queryable<DeviceTemplateEntity>()
            .Select<DeviceTemplateResponse>()
            .ToPageListAsync(request);

        return page;
    }

    public async Task SaveTemplateAsync(DeviceTemplateSaveRequest request)
    {
        if (!request.Id.HasValue)
        {
            var entity = request.Adapt<DeviceTemplateEntity>();
            entity.Code = Guid.NewGuid();
            await _dbContext.InsertAsync(entity);
        }
        else
        {
            var entity = await _dbContext.Queryable<DeviceTemplateEntity>().Where(x => x.Id == request.Id).FirstAsync();
            await ExistsDeviceUsingTemplateAsync(entity.Code);
            await _dbContext.UpdateAsync(entity);
        }
    }


    //**********************************************************************************************************/


    /// <summary>
    /// 模板被引用,不能修改
    /// </summary>
    /// <param name="templateCode"></param>
    /// <returns></returns>
    private async Task ExistsDeviceUsingTemplateAsync(Guid templateCode)
    {
        var existsUsing = await _dbContext.Queryable<DeviceEntity>().Where(x => x.TemplateCode == templateCode).AnyAsync();
        existsUsing.ThrowIfTrue("存在使用中的设备信息,无法修改");
    }
}