AdminPanel/Netina.AdminPanel.PWA/Pages/BrandsPage.razor.cs

using Netina.Domain.Entities.Brands;

namespace Netina.AdminPanel.PWA.Pages;

public class BrandsPageViewModel(
    NavigationManager navigationManager,
    ISnackbar snackbar,
    IUserUtility userUtility,
    IRestWrapper restWrapper,
    IDialogService dialogService) : BaseViewModel<List<BrandSDto>>(userUtility)
{
    private readonly NavigationManager _navigationManager = navigationManager;
    private readonly IUserUtility _userUtility = userUtility;
    public string Search = string.Empty;
    public int CurrentPage = 0;
    public int PageCount = 1;

    public override async Task InitializeAsync()
    {
        try
        {
            IsProcessing = true;
            var dto = await restWrapper.CrudDtoApiRest<Brand, BrandSDto, Guid>(Address.BrandController)
                .ReadAll(0);
            PageDto = dto;
            if (PageDto.Count == 10)
                PageCount = 2;
        }
        catch (ApiException ex)
        {
            var exe = await ex.GetContentAsAsync<ApiResult>();
            snackbar.Add(exe != null ? exe.Message : ex.Content, Severity.Error);
        }
        catch (Exception e)
        {
            snackbar.Add(e.Message, Severity.Error);
        }
        finally
        {

            IsProcessing = false;
        }
        await base.InitializeAsync();
    }

    public async Task AddBrandClicked()
    {
        DialogOptions maxWidth = new DialogOptions() { MaxWidth = MaxWidth.Medium, FullWidth = true, DisableBackdropClick = true };
        await dialogService.ShowAsync<BrandActionDialogBox>("افزودن برند جدید", maxWidth);
    }

    public async Task EditBrandAsync(BrandSDto brand)
    {
        DialogOptions maxWidth = new DialogOptions() { MaxWidth = MaxWidth.Medium, FullWidth = true, DisableBackdropClick = true };
        var parameters = new DialogParameters<BrandActionDialogBox> { { x => x.Brand, brand } };
        await dialogService.ShowAsync<BrandActionDialogBox>($"ویرایش برند {brand.PersianName}", parameters, maxWidth);
    }
    public async Task DeleteBrandAsync(Guid selectedCategoryId)
    {
        var reference = await dialogService.ShowQuestionDialog($"آیا از حذف برند اطمینان دارید ?");
        var result = await reference.Result;
        if (!result.Canceled)
        {

            try
            {

                IsProcessing = true;
                var token = await _userUtility.GetBearerTokenAsync();
                await restWrapper.CrudDtoApiRest<Brand, BrandSDto, Guid>(Address.BrandController)
                    .Delete(selectedCategoryId, token);
                snackbar.Add("حذف برند با موفقیت انجام شد", Severity.Success);
                await InitializeAsync();

            }
            catch (ApiException ex)
            {
                var exe = await ex.GetContentAsAsync<ApiResult>();
                snackbar.Add(exe != null ? exe.Message : ex.Content, Severity.Error);
            }
            catch (Exception e)
            {
                snackbar.Add(e.Message, Severity.Error);
            }
            finally
            {

                IsProcessing = false;
            }
        }
    }


    public async Task SearchChanged(string search)
    {
        if (search.IsNullOrEmpty() && !Search.IsNullOrEmpty())
            await InitializeAsync();
        Search = search;
    }

    public async Task SearchAsync()
    {
        try
        {
            if (Search.IsNullOrEmpty())
                throw new AppException("نام برند برای جست جو وارد نشده است");
            IsProcessing = true;
            CurrentPage = 0;
            PageCount = 1;
            PageDto.Clear();
            var dto = await restWrapper.BrandRestApi.ReadAll(CurrentPage, Search);
            dto.ForEach(d => PageDto.Add(d));
            if (PageDto.Count == 10)
                PageCount = 2;
        }
        catch (ApiException ex)
        {
            var exe = await ex.GetContentAsAsync<ApiResult>();
            snackbar.Add(exe != null ? exe.Message : ex.Content, Severity.Error);
        }
        catch (Exception e)
        {
            snackbar.Add(e.Message, Severity.Error);
        }
        finally
        {

            IsProcessing = false;
        }
    }

    public async Task ChangePageAsync(int page)
    {
        CurrentPage = page - 1;
        if (CurrentPage > PageCount - 2)
        {

            try
            {
                IsProcessing = true;

                List<BrandSDto> dto = new List<BrandSDto>();
                if (Search.IsNullOrEmpty())
                {
                    dto = await restWrapper.CrudDtoApiRest<Brand, BrandSDto, Guid>(Address.BrandController)
                        .ReadAll(CurrentPage);
                }
                else
                {
                    dto = await restWrapper.BrandRestApi.ReadAll(CurrentPage, Search);
                }

                dto.ForEach(d => PageDto.Add(d));
                if (PageDto.Count % 10 == 0)
                    PageCount = CurrentPage + 2;

            }
            catch (ApiException ex)
            {
                var exe = await ex.GetContentAsAsync<ApiResult>();
                snackbar.Add(exe != null ? exe.Message : ex.Content, Severity.Error);
            }
            catch (Exception e)
            {
                snackbar.Add(e.Message, Severity.Error);
            }
            finally
            {

                IsProcessing = false;
            }
        }
    }
}