How to use Generic Repository for SOAP in Xamarin Form

Question

hi,I used Generic Repository in my sample project in Xamrin form to get data from api. so my question is how can I make the following code Repository for soap webervice to become generic. so that the If you know of an example or a blog post please point me to the right direction

it is my Sample code:

public interface IGenericRepository

{
Task<T> GetAsync<T>(string uri, string authToken = "");

}

and impeliment interface:

public class GenericRepository: IGenericRepository

{
public async Task<T> GetAsync<T>(string uri, string authToken = "")
{
try
{
HttpClient httpClient = CreateHttpClient(uri);
string jsonResult = string.Empty;

        var responseMessage = await Policy
            .Handle<WebException>(ex =>
            {
                Debug.WriteLine($"{ex.GetType().Name + " : " + ex.Message}");
                return true;
            })
            .WaitAndRetryAsync
            (
                5,
                retryAttempt => TimeSpan.FromSeconds(Math.Pow(2, retryAttempt))
            )
            .ExecuteAsync(async () => await httpClient.GetAsync(uri));

        if (responseMessage.IsSuccessStatusCode)
        {
            jsonResult =
                await responseMessage.Content.ReadAsStringAsync().ConfigureAwait(false);
            var json = JsonConvert.DeserializeObject<T>(jsonResult);
            return json;
        }

        if (responseMessage.StatusCode == HttpStatusCode.Forbidden ||
            responseMessage.StatusCode == HttpStatusCode.Unauthorized)
        {
            throw new ServiceAuthenticationException(jsonResult);
        }

        throw new HttpRequestExceptionEx(responseMessage.StatusCode, jsonResult);

    }
    catch (Exception e)
    {
        Debug.WriteLine($"{ e.GetType().Name + " : " + e.Message}");
        throw;
    }
}

Answer 1

IMHO you should be using a service layer pattern. A repository pattern is a domain pattern.

https://martinfowler.com/eaaCatalog/repository.html

https://martinfowler.com/eaaCatalog/serviceLayer.html

https://github.com/darnold924/PublishingCompany/tree/master/ServiceLayer