/******************************************************************************
// MARECHAI: Master repository of computing history artifacts information
// ----------------------------------------------------------------------------
//
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// --[ License ] --------------------------------------------------------------
//
//     This program is free software: you can redistribute it and/or modify
//     it under the terms of the GNU General Public License as
//     published by the Free Software Foundation, either version 3 of the
//     License, or (at your option) any later version.
//
//     This program is distributed in the hope that it will be useful,
//     but WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU General Public License for more details.
//
//     You should have received a copy of the GNU General Public License
//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2003-2021 Natalia Portillo
*******************************************************************************/

using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Marechai.Data.Dtos;
using Marechai.Database.Models;
using Microsoft.EntityFrameworkCore;

namespace Marechai.Services;

public class GpusByMachineService(MarechaiContext context)
{
    public async Task<List<GpuByMachineViewModel>> GetByMachine(int machineId) => await context.GpusByMachine
                                                                                               .Where(g => g.MachineId == machineId)
                                                                                               .Select(g => new GpuByMachineViewModel
                                                                                                {
                                                                                                    Id          = g.Id,
                                                                                                    Name        = g.Gpu.Name,
                                                                                                    CompanyName = g.Gpu.Company.Name,
                                                                                                    GpuId       = g.GpuId,
                                                                                                    MachineId   = g.MachineId
                                                                                                })
                                                                                               .OrderBy(g => g.CompanyName)
                                                                                               .ThenBy(g => g.Name)
                                                                                               .ToListAsync();

    public async Task DeleteAsync(long id, string userId)
    {
        GpusByMachine item = await context.GpusByMachine.FindAsync(id);

        if(item is null) return;

        context.GpusByMachine.Remove(item);

        await context.SaveChangesWithUserAsync(userId);
    }

    public async Task<long> CreateAsync(int gpuId, int machineId, string userId)
    {
        var item = new GpusByMachine
        {
            GpuId     = gpuId,
            MachineId = machineId
        };

        await context.GpusByMachine.AddAsync(item);
        await context.SaveChangesWithUserAsync(userId);

        return item.Id;
    }
}