1 files changed, 87 insertions, 0 deletions
diff --git a/WordPress/src/main/java/org/wordpress/android/models/ReaderBlogList.java b/WordPress/src/main/java/org/wordpress/android/models/ReaderBlogList.java
new file mode 100644
index 000000000..4351940a7
--- /dev/null
+++ b/WordPress/src/main/java/org/wordpress/android/models/ReaderBlogList.java
@@ -0,0 +1,87 @@
+package org.wordpress.android.models;
+
+import android.support.annotation.NonNull;
+
+import org.json.JSONArray;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+
+public class ReaderBlogList extends ArrayList<ReaderBlog> {
+
+    @Override
+    public Object clone() {
+        return super.clone();
+    }
+
+    public static ReaderBlogList fromJson(JSONObject json) {
+        ReaderBlogList blogs = new ReaderBlogList();
+        if (json == null) {
+            return blogs;
+        }
+
+        // read/following/mine response
+        JSONArray jsonBlogs = json.optJSONArray("subscriptions");
+        if (jsonBlogs != null) {
+            for (int i = 0; i < jsonBlogs.length(); i++) {
+                ReaderBlog blog = ReaderBlog.fromJson(jsonBlogs.optJSONObject(i));
+                // make sure blog is valid before adding to the list - this can happen if user
+                // added a URL that isn't a feed or a blog since as of 29-May-2014 the API
+                // will let you follow any URL regardless if it's valid
+                if (blog.hasName() || blog.hasDescription() || blog.hasUrl()) {
+                    blogs.add(blog);
+                }
+            }
+        }
+
+        return blogs;
+    }
+
+    private int indexOfBlogId(long blogId) {
+        for (int i = 0; i < size(); i++) {
+            if (this.get(i).blogId == blogId) {
+                return i;
+            }
+        }
+        return -1;
+    }
+
+    public boolean isSameList(ReaderBlogList blogs) {
+        if (blogs == null || blogs.size() != this.size()) {
+            return false;
+        }
+
+        for (ReaderBlog blogInfo: blogs) {
+            int index = indexOfBlogId(blogInfo.blogId);
+            if (index == -1) {
+                return false;
+            }
+            ReaderBlog thisInfo = this.get(index);
+            if (!thisInfo.isSameAs(blogInfo)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /*
+     * returns true if the passed blog list has the same blogs that are in this list - differs
+     * from isSameList() in that isSameList() checks for *any* changes (subscription count, etc.)
+     * whereas this only checks if the passed list has any blogs that are not in this list, or
+     * this list has any blogs that are not in the passed list
+     */
+    public boolean hasSameBlogs(@NonNull ReaderBlogList blogs) {
+        if (blogs.size() != this.size()) {
+            return false;
+        }
+
+        for (ReaderBlog blogInfo: blogs) {
+            if (indexOfBlogId(blogInfo.blogId) == -1) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}