From 382dd0c8d9e48379c57429a06f4df1605d441d37 Mon Sep 17 00:00:00 2001
From: rsgowman <rgowman@google.com>
Date: Fri, 29 Jun 2018 16:36:20 -0400
Subject: Initial (incomplete) implementation of f:f::core::Query (#1471)

---
 .../core/src/firebase/firestore/core/query.cc      | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Firestore/core/src/firebase/firestore/core/query.cc

(limited to 'Firestore/core/src/firebase/firestore/core/query.cc')

diff --git a/Firestore/core/src/firebase/firestore/core/query.cc b/Firestore/core/src/firebase/firestore/core/query.cc
new file mode 100644
index 0000000..ad0f7a3
--- /dev/null
+++ b/Firestore/core/src/firebase/firestore/core/query.cc
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2018 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Firestore/core/src/firebase/firestore/core/query.h"
+
+#include "Firestore/core/src/firebase/firestore/model/document_key.h"
+#include "Firestore/core/src/firebase/firestore/model/resource_path.h"
+
+namespace firebase {
+namespace firestore {
+namespace core {
+
+using model::Document;
+using model::DocumentKey;
+using model::ResourcePath;
+
+bool Query::Matches(const Document& doc) const {
+  return MatchesPath(doc) && MatchesOrderBy(doc) && MatchesFilters(doc) &&
+         MatchesBounds(doc);
+}
+
+bool Query::MatchesPath(const Document& doc) const {
+  ResourcePath doc_path = doc.key().path();
+  if (DocumentKey::IsDocumentKey(path_)) {
+    return path_ == doc_path;
+  } else {
+    return path_.IsPrefixOf(doc_path) && path_.size() == doc_path.size() - 1;
+  }
+}
+
+bool Query::MatchesFilters(const Document&) const {
+  // TODO(rsgowman): Implement this correctly.
+  return true;
+}
+
+bool Query::MatchesOrderBy(const Document&) const {
+  // TODO(rsgowman): Implement this correctly.
+  return true;
+}
+
+bool Query::MatchesBounds(const Document&) const {
+  // TODO(rsgowman): Implement this correctly.
+  return true;
+}
+
+}  // namespace core
+}  // namespace firestore
+}  // namespace firebase
-- 
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