/*******************************************************************************
// 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 © 2003-2025 Natalia Portillo
*******************************************************************************/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Claims;
using System.Threading.Tasks;
using Marechai.Database.Models;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;

namespace Marechai.Server.Controllers;

[Route("/instruction-set-extensions")]
[ApiController]
public class InstructionSetExtensionsController(MarechaiContext context) : ControllerBase
{
    [HttpGet]
    [AllowAnonymous]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public Task<List<InstructionSetExtension>> GetAsync() => context.InstructionSetExtensions.OrderBy(e => e.Extension)
                                                                    .Select(e => new InstructionSetExtension
                                                                     {
                                                                         Extension = e.Extension,
                                                                         Id        = e.Id
                                                                     })
                                                                    .ToListAsync();

    [HttpGet]
    [AllowAnonymous]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public Task<InstructionSetExtension> GetAsync(int id) => context.InstructionSetExtensions.Where(e => e.Id == id)
                                                                    .Select(e => new InstructionSetExtension
                                                                     {
                                                                         Extension = e.Extension,
                                                                         Id        = e.Id
                                                                     })
                                                                    .FirstOrDefaultAsync();

    [HttpPost]
    [Authorize(Roles = "Admin,UberAdmin")]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public async Task<ActionResult> UpdateAsync(InstructionSetExtension viewModel)
    {
        string userId = User.FindFirstValue(ClaimTypes.Sid);

        if(userId is null) return Unauthorized();
        InstructionSetExtension model = await context.InstructionSetExtensions.FindAsync(viewModel.Id);

        if(model is null) return NotFound();

        model.Extension = viewModel.Extension;

        await context.SaveChangesWithUserAsync(userId);

        return Ok();
    }

    [HttpPost]
    [Authorize(Roles = "Admin,UberAdmin")]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public async Task<ActionResult<int>> CreateAsync(InstructionSetExtension viewModel)
    {
        string userId = User.FindFirstValue(ClaimTypes.Sid);

        if(userId is null) return Unauthorized();

        var model = new InstructionSetExtension
        {
            Extension = viewModel.Extension
        };

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

        return model.Id;
    }

    [HttpDelete]
    [Authorize(Roles = "Admin,UberAdmin")]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public async Task<ActionResult> DeleteAsync(int id)
    {
        string userId = User.FindFirstValue(ClaimTypes.Sid);

        if(userId is null) return Unauthorized();
        InstructionSetExtension item = await context.InstructionSetExtensions.FindAsync(id);

        if(item is null) return NotFound();

        context.InstructionSetExtensions.Remove(item);

        await context.SaveChangesWithUserAsync(userId);

        return Ok();
    }

    [HttpGet]
    [AllowAnonymous]
    [ProducesResponseType(StatusCodes.Status200OK)]
    [ProducesResponseType(StatusCodes.Status400BadRequest)]
    public bool VerifyUnique(string extension) =>
        !context.InstructionSetExtensions.Any(i => string.Equals(i.Extension,
                                                                 extension,
                                                                 StringComparison.InvariantCultureIgnoreCase));
}