using Netina.Domain.MartenEntities.Faqs;

namespace Netina.AdminPanel.PWA.Pages;

public class FaqManagementPageViewModel(
    IDialogService dialogService,
    NavigationManager navigationManager,
    IRestWrapper restWrapper,
    ISnackbar snackbar,
    IUserUtility userUtility)
    : BaseViewModel<ObservableCollection<BaseFaq>> (userUtility)
{
    public int CurrentPage = 0;
    public int PageCount = 2;

    public override async Task InitializeAsync()
    {
        await GetEntitiesAsync();
        await base.InitializeAsync();
    }

    public async Task GetEntitiesAsync()
    {
        try
        {
            var token = await _userUtility.GetBearerTokenAsync();
            if (token == null)
                throw new Exception("Token is null");
            IsProcessing = true;
            var faqs = await restWrapper.FaqApiRest.GetFaqs(CurrentPage, token);
            PageDto.Clear();
            faqs.ForEach(f => PageDto.Add(f));
            if (PageDto.Count % 20 == 0)
                PageCount = CurrentPage + 2;

        }
        catch (ApiException ex)
        {
            var exe = await ex.GetContentAsAsync<ApiResult>();
            if (ex.StatusCode == HttpStatusCode.Unauthorized)
            {
                await userUtility.LogoutAsync();
                navigationManager.NavigateTo("login", true, true);
            }

            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;
        await GetEntitiesAsync();
    }

    public async Task AddClicked()
    {
        DialogOptions maxWidth = new DialogOptions()
        { MaxWidth = MaxWidth.Medium, FullWidth = true, DisableBackdropClick = true };
        var reference = await dialogService.ShowAsync<FaqActionDialogBox>("افزودن سوالات متداول جدید", maxWidth);
        var result = await reference.Result;
        if (result.Data is bool and true)
            await InitializeAsync();
    }

    public async Task EditClicked(BaseFaq item)
    {
        DialogOptions maxWidth = new DialogOptions()
        { MaxWidth = MaxWidth.Medium, FullWidth = true, DisableBackdropClick = true };
        var parameters = new DialogParameters<FaqActionDialogBox>();
        parameters.Add(x => x.Faq, item);
        var reference = await dialogService.ShowAsync<FaqActionDialogBox>($"ویرایش سوالات متداول {item.Title}", parameters, maxWidth);
        var result = await reference.Result;
        if (result.Data is bool and true)
            await InitializeAsync();
    }

    public async Task DeleteAsync(Guid selectedId)
    {
        var reference = await dialogService.ShowQuestionDialog($"آیا از حذف سوالات متداول مورد نظر اطمینان دارید ?");
        var result = await reference.Result;
        if (!result.Canceled)
        {

            try
            {

                IsProcessing = true;
                var token = await _userUtility.GetBearerTokenAsync();
                if (token == null)
                    throw new Exception("Token is null");
                await restWrapper.FaqApiRest.Delete(selectedId, token);
                await InitializeAsync();
                snackbar.Add("حذف سوالات متداول با موفقیت انجام شد", Severity.Success);

            }
            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;
            }
        }
    }

}