ObservationImporter.java

package net.wigle.wigleandroid.background;

import android.content.SharedPreferences;
import android.location.Location;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;

import net.wigle.wigleandroid.DatabaseHelper;
import net.wigle.wigleandroid.ListFragment;
import net.wigle.wigleandroid.MainActivity;
import net.wigle.wigleandroid.WiGLEAuthException;
import net.wigle.wigleandroid.model.Network;
import net.wigle.wigleandroid.model.NetworkType;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;

/**
 * Use the ApiDL infra to get points from the v2 API
 * Created by arkasha on 1/28/17.
 */
public class ObservationImporter extends AbstractProgressApiRequest {

    public ObservationImporter(final FragmentActivity context,
                               final DatabaseHelper dbHelper, final ApiListener listener) {
        super(context, dbHelper, "HttpDL", "observed-cache.json", MainActivity.OBSERVED_URL, false,
                true, true, false,
                AbstractApiRequest.REQUEST_GET, listener, true);
    }

    @Override
    protected void subRun() throws IOException, InterruptedException {
        Status status = Status.UNKNOWN;
        final Bundle bundle = new Bundle();

        String result = null;
        try {
            result = doDownload(this.connectionMethod);
            if (cacheFilename != null) {
                cacheResult(result);
            }
            final JSONObject json = new JSONObject(result);
            try {
                if (json.getBoolean("success")) {
                    Integer total = json.getInt("count");
                    JSONArray results = json.getJSONArray("results");
                    if ((null != total) && (total > 0L) && (null != results) &&
                            (results.length() > 0)) {
                        status = Status.WRITE_SUCCESS;
                        for (int i = 0; i < results.length(); i++) {
                            String netId = results.getString(i);
                            //DEBUG: MainActivity.info(netId);
                            final String ssid = "";
                            final int frequency = 0;
                            final String capabilities = "";
                            final int level = 0;
                            final Network network = new Network(netId, ssid, frequency,
                                    capabilities, level, NetworkType.WIFI);
                            final Location location = new Location("wigle");
                            final boolean newForRun = true;
                            ListFragment.lameStatic.dbHelper.blockingAddObservation(
                                    network, location, newForRun);

                            if ((i % 1000) == 0) {
                                MainActivity.info("lineCount: " + i + " of " + total);
                            }
                            if (total == 0) {
                                total = 1;
                            }
                            final int percentDone = (i * 1000) / total;
                            sendPercentTimesTen(percentDone, bundle);
                        }
                    }
                } else {
                    MainActivity.error("MyObserved success: false");
                }
            } catch (JSONException jex) {
                MainActivity.error("MyObserved json parse error:", jex);
                status = Status.EXCEPTION;
                bundle.putString(BackgroundGuiHandler.ERROR, "JSON problem: " + jex);
            } catch (InterruptedException e) {
                e.printStackTrace();
                status = Status.EXCEPTION;
                bundle.putString(BackgroundGuiHandler.ERROR, "Connection problem: " + e);
            } catch (Exception e) {
                e.printStackTrace();
                status = Status.EXCEPTION;
                bundle.putString(BackgroundGuiHandler.ERROR, "ERROR: " + e + " (from " + e.getCause()+")");
            } finally {
                listener.requestComplete(null, false);
            }

            if (status == null) {
                status = Status.FAIL;
            }
        } catch (final Exception ex) {
            MainActivity.error("ex: " + ex + " result: " + result, ex);
            status = Status.EXCEPTION;
            bundle.putString(BackgroundGuiHandler.ERROR, "ex problem: " + ex);
        } finally {
            sendBundledMessage(status.ordinal(), bundle);
        }
    }
}