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This library contains the building blocks for a Tapstream Java SDK
There is a newer version: 4.0.0
package com.tapstream.sdk;

import com.tapstream.sdk.http.HttpResponse;

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

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

/**
 * Created by adam on 2016-10-13.
 */

public class TimelineSummaryResponse implements ApiResponse {
    private final HttpResponse httpResponse;
    private final String latestDeeplink;
    private final List deeplinks;
    private final List campaigns;
    private final Map hitParams;
    private final Map eventParams;

    private static List jsonArrayToStringList(JSONArray arr) {
        List strs = new ArrayList(arr.length());
        if(arr != null) {
            for (int ii = 0; ii < arr.length(); ii++) {
                strs.add(arr.getString(ii));
            }
        }
        return strs;
    }

    private static Map jsonObjectToStringMap(JSONObject obj){
        Map strs = new HashMap(obj.length());
        if(obj != null) {
            Iterator ks = obj.keys();
            while(ks.hasNext()) {
                String k = (String) ks.next();
                strs.put(k, obj.getString(k));
            }
        }
        return strs;
    }


    static TimelineSummaryResponse createSummaryResponse(HttpResponse response) {
        String rawResponse = response.getBodyAsString();
        try {
            if (rawResponse != null) {
                JSONObject asJson = new JSONObject(rawResponse);
                String latestDeeplink = asJson.getString("latest_deeplink");
                List deeplinks = jsonArrayToStringList(asJson.getJSONArray("deeplinks"));
                List campaigns = jsonArrayToStringList(asJson.getJSONArray("campaigns"));
                Map hitParams = jsonObjectToStringMap(asJson.getJSONObject("hit_params"));
                Map eventParams = jsonObjectToStringMap(asJson.getJSONObject("event_params"));
                return new TimelineSummaryResponse(response, latestDeeplink, deeplinks, campaigns, hitParams, eventParams);
            }
        }catch(JSONException e){
            Logging.log(Logging.WARN, "JSON decode error from timeline summary: (%s)", e.getMessage());
        }
        return new TimelineSummaryResponse(response);
    }

    public TimelineSummaryResponse(HttpResponse httpResponse){
        this.httpResponse = httpResponse;
        this.latestDeeplink = null;
        this.deeplinks = null;
        this.campaigns = null;
        this.hitParams = null;
        this.eventParams = null;
    }

    public TimelineSummaryResponse(HttpResponse httpResponse, String latestDeeplink, List deeplinks, List campaigns, Map hitParams, Map eventParams) {
        this.httpResponse = httpResponse;
        this.latestDeeplink = latestDeeplink;
        this.deeplinks = deeplinks;
        this.campaigns = campaigns;
        this.hitParams = hitParams;
        this.eventParams = eventParams;
    }

    @Override
    public HttpResponse getHttpResponse() {
        return httpResponse;
    }

    public boolean isEmpty() {
        return (eventParams == null || eventParams.isEmpty())
                && (campaigns == null || campaigns.isEmpty());  // Sufficient
    }
    public String getLatestDeeplink() {
        return latestDeeplink;
    }

    public List getDeeplinks() {
        return deeplinks;
    }

    public List getCampaigns() {
        return campaigns;
    }

    public Map getHitParams() {
        return hitParams;
    }

    public Map getEventParams() {
        return eventParams;
    }
}