/******************************************************************************
// 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 © 2003-2020 Natalia Portillo
*******************************************************************************/

using System;
using System.Threading.Tasks;
using Blazorise;
using Marechai.Shared;
using Microsoft.AspNetCore.Components;

namespace Marechai.Pages.Admin.Details
{
    public partial class InstructionSetExtension
    {
        bool                                    _creating;
        bool                                    _editing;
        bool                                    _loaded;
        Database.Models.InstructionSetExtension _model;
        [Parameter]
        public int Id { get; set; }

        protected override async Task OnAfterRenderAsync(bool firstRender)
        {
            if(_loaded)
                return;

            _loaded = true;

            _creating = NavigationManager.ToBaseRelativePath(NavigationManager.Uri).ToLowerInvariant().
                                          StartsWith("admin/instruction_set_extensions/create",
                                                     StringComparison.InvariantCulture);

            if(Id <= 0 &&
               !_creating)
                return;

            _model = _creating ? new Database.Models.InstructionSetExtension() : await Service.GetAsync(Id);

            _editing = _creating || NavigationManager.ToBaseRelativePath(NavigationManager.Uri).ToLowerInvariant().
                                                      StartsWith("admin/instruction_set_extensions/edit/",
                                                                 StringComparison.InvariantCulture);

            StateHasChanged();
        }

        void OnEditClicked()
        {
            _editing = true;
            StateHasChanged();
        }

        async void OnCancelClicked()
        {
            _editing = false;

            if(_creating)
            {
                NavigationManager.ToBaseRelativePath("admin/instruction_set_extensions");

                return;
            }

            _model = await Service.GetAsync(Id);
            StateHasChanged();
        }

        async void OnSaveClicked()
        {
            if(string.IsNullOrWhiteSpace(_model.Extension) ||
               _model.Extension.Length > 45                ||
               !Service.VerifyUnique(_model.Extension))
                return;

            if(_creating)
                Id = await Service.CreateAsync(_model);
            else
                await Service.UpdateAsync(_model);

            _editing  = false;
            _creating = false;
            _model    = await Service.GetAsync(Id);
            StateHasChanged();
        }

        void ValidateName(ValidatorEventArgs e)
        {
            Validators.ValidateString(e, L["Extension name cannot contain more than 45 characters."], 45);

            if(e.Status != ValidationStatus.Success)
                return;

            if(Service.VerifyUnique(_model.Extension))
                return;

            e.Status    = ValidationStatus.Error;
            e.ErrorText = L["Extension name must be unique."];
        }
    }
}