From 491fb91446ceed58e506979c4a216557c27f803e Mon Sep 17 00:00:00 2001
From: Michael Bleigh <mbleigh@mbleigh.com>
Date: Fri, 9 Sep 2016 00:45:49 -0700
Subject: [PATCH] Adds methods to doc and query that operate on ref data.

---
 firebase-database-behavior.html | 11 +++++++++++
 firebase-query.html             | 28 +++++++++++++++++++++++++++-
 2 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/firebase-database-behavior.html b/firebase-database-behavior.html
index bacdae3..af85e0d 100644
--- a/firebase-database-behavior.html
+++ b/firebase-database-behavior.html
@@ -51,6 +51,17 @@
         '__onlineChanged(online)'
       ],
 
+      /**
+       * Remove all data at the current query location.
+       *
+       * **Note:** This will remove *all* data at the path of this
+       * query, regardless of whether it is visible given the current
+       * query parameters.
+       */
+      remove() {
+        return this.ref.remove();
+      },
+
       _setFirebaseValue: function(path, value) {
         this._log('Setting Firebase value at', path, 'to', value)
         var key = value && value.$key;
diff --git a/firebase-query.html b/firebase-query.html
index 7224a96..0a531e6 100644
--- a/firebase-query.html
+++ b/firebase-query.html
@@ -154,8 +154,34 @@
           this.__queryChanged(null, this.query);
         },
 
+        /**
+         * Returns the data of the child with the specified key.
+         *
+         * **Note:** Will return `null` for any child that is not
+         * matched **by the current query parameters**.
+         */
         child: function(key) {
-          return this.__map[key];
+          return this.__map[key] || null;
+        },
+
+        /**
+         * Push a new item onto the path of this query.
+         *
+         * **Note:** If the data pushed does not match current query
+         * parameters, it will not appear in `data`.
+         */
+        push(data) {
+          return this.ref.push(data);
+        },
+
+        /**
+         * Remove a child by its specified key.
+         *
+         * **Note:** The child matching the specified key will be
+         * removed whether or not it is visible in the current query.
+         */
+        removeChild(key) {
+          return this.ref.child(key).remove();
         },
 
         get isNew() {