Add explore tab, refactor hashtags display logic, code refactoring and fix event reporting mechanism (#229)

Author: bxute

app/build.gradle

@@ -37,8 +37,8 @@ android {
         applicationId "com.hapramp"
         minSdkVersion 16
         targetSdkVersion 27
-        versionCode 62
-        versionName "0.0.16"
+        versionCode 65
+        versionName "0.0.18"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         multiDexEnabled true
     }

app/src/main/java/com/hapramp/analytics/EventReporter.java

@@ -13,10 +13,6 @@
 import java.util.ArrayList;
 
 public class EventReporter {
-  static ArrayList<String> events = new ArrayList<>();
-  static String open_time;
-  static String close_time;
-
   public static void reportOpenEvent() {
     String date = MomentsUtils.getDate();
     String time = MomentsUtils.getCurrentTime();
@@ -42,37 +38,12 @@ public static String getAppVersion(Context context) {
   }
 
   public static void reportEventSession(Context context) {
-    StringBuilder stringBuilder = new StringBuilder();
-    for (int i = 0; i < events.size(); i++) {
-      stringBuilder.append(events.get(i))
-        .append(" > ");
-    }
-    close_time = MomentsUtils.getCurrentTime();
-    EventReportModel eventReportModel = new EventReportModel(open_time,
-      close_time,
-      stringBuilder.toString());
-    String username = HaprampPreferenceManager.getInstance().getCurrentSteemUsername();
-    if (username.length() > 0) {
-      EventReportUtils.getEventReportNodeRef(
-        getAppVersion(context),
-        MomentsUtils.getDate(),
-        username,
-        close_time
-      ).setValue(eventReportModel).addOnSuccessListener(new OnSuccessListener<Void>() {
-        @Override
-        public void onSuccess(Void aVoid) {
-          events.clear();
-        }
-      });
-    }
   }
 
   public static void setOpenTime() {
-    open_time = MomentsUtils.getCurrentTime();
   }
 
   public static void addEvent(String event) {
-    events.add(event);
   }
 
   public static void reportDeviceId() {

app/src/main/java/com/hapramp/datastore/DataDispatcher.java

@@ -109,6 +109,19 @@ public void run() {
     }
   }
 
+  void dispatchExplorePosts(String response, final boolean isFreshData, final boolean isAppendable,
+                            final UserFeedCallback userFeedCallback){
+    final List<Feed> feeds = jsonParser.parseExplorePosts(response);
+    if (userFeedCallback != null) {
+      handler.post(new Runnable() {
+        @Override
+        public void run() {
+          userFeedCallback.onUserFeedsAvailable(feeds, isFreshData, isAppendable);
+        }
+      });
+    }
+  }
+
   void dispatchCommunityFeed(String response, final boolean isFreshData, final boolean isAppendable,
                              final UserFeedCallback userFeedCallback) {
     final List<Feed> feeds = jsonParser.parseCuratedFeed(response);
@@ -474,4 +487,5 @@ public void run() {
       });
     }
   }
+
 }

app/src/main/java/com/hapramp/datastore/DataStore.java

@@ -7,7 +7,6 @@
 import com.hapramp.datastore.callbacks.FollowInfoCallback;
 import com.hapramp.datastore.callbacks.FollowersCallback;
 import com.hapramp.datastore.callbacks.FollowingsCallback;
-import com.hapramp.datastore.callbacks.ResourceCreditCallback;
 import com.hapramp.datastore.callbacks.RewardFundMedianPriceCallback;
 import com.hapramp.datastore.callbacks.SinglePostCallback;
 import com.hapramp.datastore.callbacks.TransferHistoryCallback;
@@ -749,6 +748,13 @@ public void run() {
     }.start();
   }
 
+  /**
+   * Fetches single post from steemit api.
+   *
+   * @param author             author of post/feed
+   * @param permlink           permlink of post/feed
+   * @param singlePostCallback callback for returning response
+   */
   public void requestSingleFeed(final String author, final String permlink, final SinglePostCallback singlePostCallback) {
     new Thread() {
       @Override
@@ -771,5 +777,38 @@ public void run() {
     }.start();
   }
 
+  public void requestExploreFeeds(final UserFeedCallback userFeedCallback) {
+    if (userFeedCallback != null) {
+      userFeedCallback.onFeedsFetching();
+    }
+    final String rtag = "user_explore_feeds_initial";
+    this.currentFeedRequestTag = rtag;
+    new Thread() {
+      @Override
+      public void run() {
+        String url = URLS.explorePostsUrl();
+        String cachedResponse = DataCache.get(url);
+        if (cachedResponse != null) {
+          dispatchExplorePosts(cachedResponse, false, false, userFeedCallback);
+        }
+        try {
+          Response response = NetworkApi.getNetworkApiInstance().fetch(url);
+          if (response.isSuccessful()) {
+            String res = response.body().string();
+            DataCache.cache(url, res);
+            if (isFeedRequestLive(rtag)) {
+              dispatchExplorePosts(res, true, false, userFeedCallback);
+            }
+          } else {
+            dispatchUserFeedsError("Error Code:" + response.code(), userFeedCallback);
+          }
+        }
+        catch (IOException e) {
+          dispatchUserFeedsError("IOException " + e.toString(), userFeedCallback);
+        }
+      }
+    }.start();
+  }
+
 }
 

app/src/main/java/com/hapramp/datastore/JSONParser.java

@@ -85,6 +85,21 @@ public ArrayList<Feed> parseUserFeed(String response) {
     return feeds;
   }
 
+  public ArrayList<Feed> parseExplorePosts(String response) {
+    ArrayList<Feed> feeds = new ArrayList<>();
+    try {
+      JSONArray jsonArray = new JSONArray(response);
+      for (int i = 0; i < jsonArray.length(); i++) {
+        JSONObject co = jsonArray.getJSONObject(i);
+        feeds.add(parseCoreFeedData(co));
+      }
+    }
+    catch (JSONException e) {
+
+    }
+    return feeds;
+  }
+
   private Feed parseCoreFeedData(JSONObject rootObject) {
     Feed feed = new Feed();
     try {

app/src/main/java/com/hapramp/datastore/URLS.java

@@ -6,9 +6,9 @@ public class URLS {
   private static final String STEEMIT_API_URL = "https://api.steemit.com";
   private static final String STEEMIT_URL = "https://steemit.com/";
 
-  public static String singlePostFetchUrl(String category, String author, String permlink) {
-    String _category = category.length() > 0 ? category + "/" : "";
-    return String.format("%s%s@%s/%s.json", STEEMIT_URL, _category, author, permlink);
+  public static String explorePostsUrl() {
+    return BASE_URL +
+      "feeds/all";
   }
 
   public static String steemUrl() {

app/src/main/java/com/hapramp/models/CommunityModel.java

@@ -25,6 +25,11 @@ public CommunityModel(String mDescription, String mImageUri, String mTag, String
     this.mId = mId;
   }
 
+  public CommunityModel( String mColor, String mName) {
+    this.mColor = mColor;
+    this.mName = mName;
+  }
+
   public String getmDescription() {
     return mDescription;
   }

app/src/main/java/com/hapramp/steem/Communities.java

@@ -1,27 +1,23 @@
 package com.hapramp.steem;
 
-import com.google.gson.Gson;
-import com.hapramp.models.CommunityModel;
-import com.hapramp.preferences.HaprampPreferenceManager;
-
-import java.util.List;
-
 public class Communities {
   public static final String ALL = "all";
+  public static final String EXPLORE = "explore";
   public static final String TAG_HAPRAMP = "hapramp";
-  public static final String IMAGE_URI_ALL = "https://user-images.githubusercontent.com/10809719/39564005-05b3a8cc-4ed0-11e8-8854-4714ef346798.png";
+  public static final String[] supportedCommunities = {
+    "art",
+    "dance",
+    "travel",
+    "literature",
+    "film",
+    "photography",
+    "fashion",
+    "design"};
 
   public static boolean doesCommunityExists(String community_tag) {
-    String json = HaprampPreferenceManager.getInstance().getAllCommunityAsJson();
-    if (json.length() > 0) {
-      CommunityListWrapper communityListWrapper = new Gson().fromJson(json, CommunityListWrapper.class);
-      if (communityListWrapper != null) {
-        List<CommunityModel> communities = communityListWrapper.getCommunityModels();
-        for (int i = 0; i < communities.size(); i++) {
-          if (communities.get(i).getmTag().equals(community_tag)) {
-            return true;
-          }
-        }
+    for (int i = 0; i < supportedCommunities.length; i++) {
+      if (community_tag.toLowerCase().equals(supportedCommunities[i])) {
+        return true;
       }
     }
     return false;

app/src/main/java/com/hapramp/steem/LocalConfig.java

@@ -6,5 +6,5 @@
 
 public class LocalConfig {
   public static final String PARENT_PERMALINK = "hapramp";
-  public static final String APP_TAG = "1ramp/0.0.16";
+  public static final String APP_TAG = "1ramp/0.0.18";
 }

app/src/main/java/com/hapramp/ui/activity/CreateArticleActivity.java

@@ -151,8 +151,8 @@ private void publishArticle() {
     title = articleTitleEt.getText().toString().trim();
     generated_permalink = PermlinkGenerator.getPermlink(title);
     tags = (ArrayList<String>) articleCategoryView.getSelectedTags();
-    tags = PostHashTagPreprocessor.processHashtags(tags);
     includeCustomTags(tags);
+    tags = PostHashTagPreprocessor.processHashtags(tags);
     body = markDEditor.getMarkdownContent();
     images = getImageLinks();
     if (validArticle()) {