marechai/Marechai/Services/SoftwareFamiliesService.cs

/******************************************************************************
// 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 SoftwareFamiliesService(MarechaiContext context)
{
    public async Task<List<SoftwareFamilyViewModel>> GetAsync() => await context.SoftwareFamilies.OrderBy(b => b.Name)
                                                                                .Select(b => new SoftwareFamilyViewModel
                                                                                 {
                                                                                     Id         = b.Id,
                                                                                     Name       = b.Name,
                                                                                     Parent     = b.Parent.Name,
                                                                                     Introduced = b.Introduced,
                                                                                     ParentId   = b.ParentId
                                                                                 })
                                                                                .ToListAsync();

    public async Task<SoftwareFamilyViewModel> GetAsync(ulong id) => await context.SoftwareFamilies
                                                                        .Where(b => b.Id == id)
                                                                        .Select(b => new SoftwareFamilyViewModel
                                                                         {
                                                                             Id         = b.Id,
                                                                             Name       = b.Name,
                                                                             Parent     = b.Parent.Name,
                                                                             Introduced = b.Introduced,
                                                                             ParentId   = b.ParentId
                                                                         })
                                                                        .FirstOrDefaultAsync();

    public async Task UpdateAsync(SoftwareFamilyViewModel viewModel, string userId)
    {
        SoftwareFamily model = await context.SoftwareFamilies.FindAsync(viewModel.Id);

        if(model is null) return;

        model.Name       = viewModel.Name;
        model.ParentId   = viewModel.ParentId;
        model.Introduced = viewModel.Introduced;
        await context.SaveChangesWithUserAsync(userId);
    }

    public async Task<ulong> CreateAsync(SoftwareFamilyViewModel viewModel, string userId)
    {
        var model = new SoftwareFamily
        {
            Name       = viewModel.Name,
            ParentId   = viewModel.ParentId,
            Introduced = viewModel.Introduced
        };

        await context.SoftwareFamilies.AddAsync(model);
        await context.SaveChangesWithUserAsync(userId);

        return model.Id;
    }

    public async Task DeleteAsync(ulong id, string userId)
    {
        SoftwareFamily item = await context.SoftwareFamilies.FindAsync(id);

        if(item is null) return;

        context.SoftwareFamilies.Remove(item);

        await context.SaveChangesWithUserAsync(userId);
    }
}