DataHelper.java

package co.touchlab.droidconandroid.network;

import android.content.Context;
import android.text.TextUtils;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

import org.jetbrains.annotations.NotNull;

import co.touchlab.droidconandroid.data.AppPrefs;
import co.touchlab.droidconandroid.presenter.PlatformClient;
import retrofit.ErrorHandler;
import retrofit.RequestInterceptor;
import retrofit.RestAdapter;
import retrofit.android.AndroidLog;
import retrofit.client.Client;

/**
 * Created by kgalligan on 6/28/14.
 */
public class DataHelper
{
    public static RestAdapter makeRequestAdapter(Context context, PlatformClient platformClient)
    {
        RestAdapter.Builder builder = makeRequestAdapterBuilder(context, platformClient);
        return builder.build();
    }

    public static RestAdapter.Builder makeRequestAdapterBuilder(Context context, PlatformClient platformClient)
    {
        return makeRequestAdapterBuilder(context, platformClient, null);
    }

    @NotNull
    public static RestAdapter.Builder makeRequestAdapterBuilder(Context context, PlatformClient platformClient, ErrorHandler errorHandler)
    {
        return makeRequestAdapterBuilder(context,
                platformClient,
                platformClient.baseUrl(),
                errorHandler);
    }

    @NotNull
    public static RestAdapter.Builder makeRequestAdapterBuilder(Context context, PlatformClient platformClient, String baseUrl, ErrorHandler errorHandler)
    {
        AppPrefs appPrefs = AppPrefs.getInstance(context);
        final String userUuid = appPrefs.getUserUuid();

        RequestInterceptor requestInterceptor = new RequestInterceptor()
        {
            @Override
            public void intercept(RequestFacade request)
            {
                request.addHeader("Accept", "application/json");
                if(! TextUtils.isEmpty(userUuid))
                {
                    request.addHeader("uuid", userUuid);
                }
            }
        };
        Gson gson = new GsonBuilder().create();
        GsonConverter gsonConverter = new GsonConverter(gson);

        RestAdapter.Builder builder = new RestAdapter.Builder().setRequestInterceptor(
                requestInterceptor)
                .setConverter(gsonConverter)
                .setLogLevel(RestAdapter.LogLevel.FULL)
                .setLog(new AndroidLog("DroidconApp"))
                .setEndpoint(baseUrl);
        //                .setClient(new OkClient(okHttpClient));

        final Client client = platformClient.makeClient();
        if(client != null)
        {
            builder.setClient(client);
        }

        if(errorHandler != null)
        {
            builder.setErrorHandler(errorHandler);
        }

        return builder;
    }
}