public List <ApiCity> GetCitiesForApi(CitiesArgs args, out int total)
{
var culture = CultureHelper.GetCurrentCulture();
Expression <Func <CityEntity, bool> > searchPredicate = city => true;
Expression <Func <CityEntity, bool> > idPredicate = city => true;
Expression <Func <CityEntity, bool> > notDeleted = city => !city.IsDeleted;
if (args.Id != null)
{
idPredicate = city => city.Id == args.Id;
}
if (!string.IsNullOrWhiteSpace(args.Search))
{
if (culture == "ar")
{
searchPredicate = city => city.Name.Ar.Contains(args.Search);
}
else
{
searchPredicate = city => city.Name.En.Contains(args.Search);
}
}
total = UnitOfWork.Context.Set <CityEntity>()
.Where(idPredicate)
.Where(searchPredicate)
.Where(notDeleted)
.Count();
var nationalities =
UnitOfWork.Context.Set <CityEntity>()
.Where(idPredicate)
.Where(searchPredicate)
.Where(notDeleted)
.OrderBy(city => city.Name.En)
.Skip(args.Paging.PageNumber * args.Paging.PageSize)
.Take(args.Paging.PageSize == 0 ? total : args.Paging.PageSize)
.ToList();
var list = nationalities.Select(city => new ApiCity
{
Id = city.Id,
Name = city.Name.Default,
CountryId = city.CountryId,
Country = city.Country != null
? new ApiCountry
{
Id = city.CountryId,
CountryCode = city.Country.CountryCode,
Name = city.Country.Name?.Default
}
: null
}).ToList();
return(list);
}
public async Task <CitiesApiResponse> InfoCitiesAsync(CitiesArgs args)
{
return(await TryInvoceAsync <CitiesApiResponse>(async() =>
{
var httpClient = GetHttpClientWidthAuthenticationHeader();
var content = new StringContent(JsonConvert.SerializeObject(args), Encoding.UTF8,
"application/json");
return await httpClient.PostAsync("info/cities", content);
}));
}
public async Task <IEnumerable <ApiCity> > GetCitiesAsync(CitiesArgs args)
{
var apiCitiesResponse = await _apiClient.InfoCitiesAsync(args);
if (!apiCitiesResponse.Success)
{
App.Dialogs.ErrorToast("error", apiCitiesResponse.Error);
return(new List <ApiCity>());
}
return(apiCitiesResponse.Cities ?? new List <ApiCity>());
}
public CitiesApiResponse GetCities(CitiesArgs args)
{
return(TryInvoce(() =>
{
var result = new CitiesApiResponse {
Lang = Language
};
int total;
var cities = _citiesService.GetCitiesForApi(args, out total);
result.Paging.TotalCount = total;
result.Paging.PageNumber = args.Paging.PageNumber;
result.Paging.PageSize = args.Paging.PageSize;
result.Cities = cities;
return result;
}));
}
public CitiesViewModel(IWebService webService) : base(webService)
{
Title = "Select city";
State = Helpers.WaitPageState.Wait;
_citiesArgs = new CitiesArgs();
}
