added metrics methods

app/build.gradle

@@ -26,7 +26,6 @@ android {
 			proguardFile 'proguard-rules.pro'
 		}
 		debug {
-			proguardFile 'proguard-debug.pro'
 			applicationIdSuffix '.debug'
 			versionNameSuffix '.DEBUG'
 		}

app/src/main/java/org/nuclearfog/twidda/backend/api/Twitter.java

@@ -11,6 +11,7 @@ import org.json.JSONException;
 import org.json.JSONObject;
 import org.nuclearfog.twidda.backend.api.impl.DirectmessageV1;
 import org.nuclearfog.twidda.backend.api.impl.LocationV1;
+import org.nuclearfog.twidda.backend.api.impl.MetricsImpl;
 import org.nuclearfog.twidda.backend.api.impl.RelationV1;
 import org.nuclearfog.twidda.backend.api.impl.TrendV1;
 import org.nuclearfog.twidda.backend.api.impl.TweetV1;
@@ -31,6 +32,7 @@ import org.nuclearfog.twidda.backend.utils.Tokens;
 import org.nuclearfog.twidda.database.FilterDatabase;
 import org.nuclearfog.twidda.database.GlobalSettings;
 import org.nuclearfog.twidda.model.Location;
+import org.nuclearfog.twidda.model.Metrics;
 import org.nuclearfog.twidda.model.Relation;
 import org.nuclearfog.twidda.model.Trend;
 import org.nuclearfog.twidda.model.Tweet;
@@ -1210,6 +1212,30 @@ public class Twitter implements GlobalSettings.SettingsListener {
 		}
 	}
 
+	/**
+	 * get tweet metrics (views, link clicks, etc.)
+	 *
+	 * @param tweetId ID of the tweet to get the metrics from
+	 * @return tweet metrics
+	 */
+	public Metrics getTweetMetrics(long tweetId) throws TwitterException {
+		List<String> params = new ArrayList<>();
+		params.add(MetricsImpl.PARAMS);
+		try {
+			Response response = get(TWEET_UNI + tweetId, params);
+			ResponseBody body = response.body();
+			if (body != null && response.code() == 200) {
+				JSONObject json = new JSONObject(body.string());
+				if (json.opt("data") != null) {
+					return new MetricsImpl(json);
+				}
+			}
+			throw new TwitterException(response);
+		} catch (IOException | JSONException err) {
+			throw new TwitterException(err);
+		}
+	}
+
 	/**
 	 * upload media file to twitter and generate a media ID
 	 *

app/src/main/java/org/nuclearfog/twidda/backend/api/impl/MetricsImpl.java

@@ -0,0 +1,65 @@
+package org.nuclearfog.twidda.backend.api.impl;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.nuclearfog.twidda.model.Metrics;
+
+/**
+ * Implementation of {@link Metrics} using API V2
+ *
+ * @author nuclearfog
+ */
+public class MetricsImpl implements Metrics {
+
+	public static final String PARAMS = "tweet.fields=organic_metrics";
+
+	private int impressions;
+	private int retweets;
+	private int likes;
+	private int replies;
+	private int linkClicks;
+	private int profileClicks;
+
+	/**
+	 * @param json tweet json object containing metrics information
+	 */
+	public MetricsImpl(JSONObject json) throws JSONException {
+		JSONObject organic = json.getJSONObject("data").getJSONObject("organic_metrics");
+		impressions = organic.optInt("impression_count", 0);
+		retweets = organic.optInt("retweet_count", 0);
+		likes = organic.optInt("like_count", 0);
+		replies = organic.optInt("reply_count", 0);
+		linkClicks = organic.optInt("url_link_clicks", 0);
+		profileClicks = organic.optInt("user_profile_", 0);
+	}
+
+	@Override
+	public int getViews() {
+		return impressions;
+	}
+
+	@Override
+	public int getRetweets() {
+		return retweets;
+	}
+
+	@Override
+	public int getLikes() {
+		return likes;
+	}
+
+	@Override
+	public int getReplies() {
+		return replies;
+	}
+
+	@Override
+	public int getLinkClicks() {
+		return linkClicks;
+	}
+
+	@Override
+	public int getProfileClicks() {
+		return profileClicks;
+	}
+}

app/src/main/java/org/nuclearfog/twidda/backend/async/TweetAction.java

@@ -100,6 +100,7 @@ public class TweetAction extends AsyncTask<Long, Tweet, Void> {
 					if (newTweet != null) {
 						publishProgress(newTweet);
 					}
+					// fall through
 
 				case LOAD:
 					newTweet = twitter.showTweet(ids[0]);

app/src/main/java/org/nuclearfog/twidda/model/Metrics.java

@@ -0,0 +1,51 @@
+package org.nuclearfog.twidda.model;
+
+/**
+ * Tweet metrics class containing information like views and link clicks
+ *
+ * @author nuclearfog
+ */
+public interface Metrics {
+
+	/**
+	 * get view count of the tweet
+	 *
+	 * @return view count
+	 */
+	int getViews();
+
+	/**
+	 * get retweet count
+	 *
+	 * @return retweet count
+	 */
+	int getRetweets();
+
+	/**
+	 * get like/favorite count
+	 *
+	 * @return like count
+	 */
+	int getLikes();
+
+	/**
+	 * get reply count
+	 *
+	 * @return reply count
+	 */
+	int getReplies();
+
+	/**
+	 * get link click count
+	 *
+	 * @return click count
+	 */
+	int getLinkClicks();
+
+	/**
+	 * get profile click count
+	 *
+	 * @return click count
+	 */
+	int getProfileClicks();
+}