Merge pull request #35 from FastComments/tags

Adding Tags

Author: winrid

app/src/main/java/com/fastcomments/FeedExampleActivity.java

@@ -19,11 +19,13 @@
 import com.fastcomments.sdk.FastCommentsFeedView;
 import com.fastcomments.sdk.FeedPostCreateView;
 import com.fastcomments.sdk.OnUserClickListener;
+import com.fastcomments.sdk.TagSupplier;
 import com.fastcomments.sdk.UserClickContext;
 import com.fastcomments.sdk.UserClickSource;
 import com.fastcomments.sdk.UserInfo;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 
+import java.util.Arrays;
 import java.util.List;
 
 /**
@@ -73,6 +75,12 @@ protected void onCreate(Bundle savedInstanceState) {
 
         // Set the SDK instance for the view
         feedView.setSDK(feedSDK);
+        
+        feedView.setTagSupplier(currentUser -> {
+            // You can customize the user's experience. Only feed items with the same tags will be returned.
+            // return null or don't set a supplier to get a "global" feed.
+            return null;
+        });
 
         // Create and add the FeedPostCreateView
         setupPostCreationView();

libraries/sdk/src/main/java/com/fastcomments/sdk/FastCommentsFeedSDK.java

@@ -83,6 +83,7 @@ public class FastCommentsFeedSDK {
     private String tenantIdWS;
     private String urlIdWS;
     private String userIdWS;
+    private TagSupplier tagSupplier;
 
     /**
      * Constructs a FastCommentsFeedSDK instance with the given configuration
@@ -117,6 +118,25 @@ public FastCommentsTheme getTheme() {
         return theme;
     }
 
+    /**
+     * Set a TagSupplier to provide tags for filtering feed posts.
+     * The tags returned by the supplier will be used when fetching posts from the API.
+     *
+     * @param tagSupplier The TagSupplier implementation, or null to disable tag filtering
+     */
+    public void setTagSupplier(TagSupplier tagSupplier) {
+        this.tagSupplier = tagSupplier;
+    }
+    
+    /**
+     * Get the current TagSupplier
+     *
+     * @return The current TagSupplier or null if not set
+     */
+    public TagSupplier getTagSupplier() {
+        return tagSupplier;
+    }
+    
     /**
      * Set a custom theme for the SDK
      *
@@ -304,11 +324,18 @@ public void load(FCCallback<PublicFeedPostsResponse> callback) {
      */
     private void loadFeedPosts(FCCallback<PublicFeedPostsResponse> callback) {
         try {
+            // Get tags from TagSupplier if available
+            List<String> tags = null;
+            if (tagSupplier != null) {
+                tags = tagSupplier.getTags(currentUser);
+            }
+            
             api.getFeedPostsPublic(config.tenantId)
                     .afterId(lastPostId)
                     .limit(pageSize)
                     .sso(config.getSSOToken())
                     .includeUserInfo(lastPostId == null) // only include for initial req
+                    .tags(tags)
                     .executeAsync(new ApiCallback<GetFeedPostsPublic200Response>() {
                         @Override
                         public void onFailure(ApiException e, int statusCode, Map<String, List<String>> responseHeaders) {

libraries/sdk/src/main/java/com/fastcomments/sdk/FastCommentsFeedView.java

@@ -421,6 +421,18 @@ public void setFeedViewInteractionListener(OnFeedViewInteractionListener listene
     public void setOnUserClickListener(OnUserClickListener listener) {
         this.userClickListener = listener;
     }
+    
+    /**
+     * Set a TagSupplier to provide tags for filtering feed posts.
+     * The tags returned by the supplier will be used when fetching posts from the API.
+     *
+     * @param tagSupplier The TagSupplier implementation, or null to disable tag filtering
+     */
+    public void setTagSupplier(TagSupplier tagSupplier) {
+        if (sdk != null) {
+            sdk.setTagSupplier(tagSupplier);
+        }
+    }
 
     /**
      * Flag to track when loading more posts

libraries/sdk/src/main/java/com/fastcomments/sdk/FeedPostCreateView.java

@@ -564,7 +564,19 @@ private CreateFeedPostParams convertToParams(FeedPost post) {
         params.setLinks(post.getLinks());
         params.setFromUserId(post.getFromUserId());
         params.setFromUserDisplayName(post.getFromUserDisplayName());
-        params.setTags(post.getTags());
+        
+        // Use tags from TagSupplier if available, otherwise use post's tags
+        if (sdk != null && sdk.getTagSupplier() != null) {
+            List<String> supplierTags = sdk.getTagSupplier().getTags(sdk.getCurrentUser());
+            if (supplierTags != null && !supplierTags.isEmpty()) {
+                params.setTags(supplierTags);
+            } else {
+                params.setTags(post.getTags());
+            }
+        } else {
+            params.setTags(post.getTags());
+        }
+        
         params.setMeta(post.getMeta());
 
         return params;

libraries/sdk/src/main/java/com/fastcomments/sdk/FeedPostsAdapter.java

@@ -27,8 +27,6 @@
 import com.fastcomments.model.FeedPostLink;
 import com.fastcomments.model.FeedPostMediaItem;
 import com.fastcomments.model.FeedPostMediaItemAsset;
-import com.google.android.material.chip.Chip;
-import com.google.android.material.chip.ChipGroup;
 
 import java.time.OffsetDateTime;
 import java.time.format.DateTimeFormatter;
@@ -388,7 +386,6 @@ class FeedPostViewHolder extends RecyclerView.ViewHolder {
         private final TextView postTimeTextView;
         private final TextView contentTextView;
         private final ImageView avatarImageView;
-        private final ChipGroup tagsChipGroup;
         private final TextView likeCountTextView;
         private final Button commentButton;
         private final Button likeButton;
@@ -421,7 +418,6 @@ class FeedPostViewHolder extends RecyclerView.ViewHolder {
             postTimeTextView = itemView.findViewById(R.id.postTimeTextView);
             contentTextView = itemView.findViewById(R.id.contentTextView);
             avatarImageView = itemView.findViewById(R.id.avatarImageView);
-            tagsChipGroup = itemView.findViewById(R.id.tagsChipGroup);
             likeCountTextView = itemView.findViewById(R.id.likeCountTextView);
             commentButton = itemView.findViewById(R.id.commentButton);
             likeButton = itemView.findViewById(R.id.likeButton);
@@ -555,8 +551,6 @@ void bind(FeedPost post, int position) {
                 contentTextView.setVisibility(View.GONE);
             }
 
-            // Set tags if available
-            setupTags(post);
 
             // Handle like count and comment count display
             updateLikeAndCommentCounts(post);
@@ -1167,27 +1161,6 @@ private void bindTaskPost(FeedPost post) {
             }
         }
 
-        private void setupTags(FeedPost post) {
-            tagsChipGroup.removeAllViews();
-
-            if (post.getTags() != null && !post.getTags().isEmpty()) {
-                tagsChipGroup.setVisibility(View.VISIBLE);
-
-                for (String tag : post.getTags()) {
-                    Chip chip = new Chip(context);
-                    chip.setText(tag);
-                    chip.setClickable(true);
-                    chip.setCheckable(false);
-                    chip.setChipBackgroundColorResource(android.R.color.transparent);
-                    chip.setChipStrokeWidth(1f);
-                    chip.setChipStrokeColorResource(android.R.color.darker_gray);
-
-                    tagsChipGroup.addView(chip);
-                }
-            } else {
-                tagsChipGroup.setVisibility(View.GONE);
-            }
-        }
 
         /**
          * Get the best quality image URL for full-screen viewing

libraries/sdk/src/main/java/com/fastcomments/sdk/TagSupplier.java

@@ -0,0 +1,22 @@
+package com.fastcomments.sdk;
+
+import com.fastcomments.model.UserSessionInfo;
+
+import java.util.List;
+
+/**
+ * Interface for providing tags to filter feed posts.
+ * The tags returned by this supplier will be used to:
+ * 1. Filter the feed when fetching posts
+ * 2. Automatically include when creating new posts
+ */
+public interface TagSupplier {
+    /**
+     * Get the list of tags to use for filtering feed posts.
+     * This method is called when loading the feed and when creating new posts.
+     * 
+     * @param currentUser The current authenticated user, or null if not authenticated
+     * @return List of tags to filter by, or null/empty list for no filtering
+     */
+    List<String> getTags(UserSessionInfo currentUser);
+}

libraries/sdk/src/main/res/layout/feed_post_item.xml

@@ -104,15 +104,6 @@
             <!-- Links will be added dynamically here -->
         </LinearLayout>
 
-        <!-- Tags Container -->
-        <com.google.android.material.chip.ChipGroup
-            android:id="@+id/tagsChipGroup"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="4dp"
-            app:chipSpacingHorizontal="4dp"
-            android:visibility="gone"
-            tools:visibility="visible" />
 
         <!-- Like Count -->
         <TextView

libraries/sdk/src/main/res/layout/feed_post_item_multi_image.xml

@@ -189,15 +189,6 @@
             android:paddingEnd="12dp"
             android:paddingBottom="2dp">
 
-            <!-- Tags Container -->
-            <com.google.android.material.chip.ChipGroup
-                android:id="@+id/tagsChipGroup"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="4dp"
-                app:chipSpacingHorizontal="4dp"
-                android:visibility="gone"
-                tools:visibility="visible" />
 
             <!-- Like Count -->
             <TextView

libraries/sdk/src/main/res/layout/feed_post_item_single_image.xml

@@ -116,15 +116,6 @@
             android:paddingEnd="12dp"
             android:paddingBottom="2dp">
 
-            <!-- Tags Container -->
-            <com.google.android.material.chip.ChipGroup
-                android:id="@+id/tagsChipGroup"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="4dp"
-                app:chipSpacingHorizontal="4dp"
-                android:visibility="gone"
-                tools:visibility="visible" />
 
             <!-- Like Count -->
             <TextView

libraries/sdk/src/main/res/layout/feed_post_item_task.xml

@@ -183,15 +183,6 @@
                 <!-- Regular link buttons will be added dynamically -->
             </LinearLayout>
 
-            <!-- Tags Container -->
-            <com.google.android.material.chip.ChipGroup
-                android:id="@+id/tagsChipGroup"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="4dp"
-                app:chipSpacingHorizontal="4dp"
-                android:visibility="gone"
-                tools:visibility="visible" />
 
             <!-- Like Count -->
             <TextView