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)

---
 Firestore/core/src/firebase/firestore/core/query.h | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Firestore/core/src/firebase/firestore/core/query.h

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

diff --git a/Firestore/core/src/firebase/firestore/core/query.h b/Firestore/core/src/firebase/firestore/core/query.h
new file mode 100644
index 0000000..84d645d
--- /dev/null
+++ b/Firestore/core/src/firebase/firestore/core/query.h
@@ -0,0 +1,67 @@
+/*
+ * 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.
+ */
+
+#ifndef FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_CORE_QUERY_H_
+#define FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_CORE_QUERY_H_
+
+#include <utility>
+
+#include "Firestore/core/src/firebase/firestore/model/document.h"
+#include "Firestore/core/src/firebase/firestore/model/resource_path.h"
+
+namespace firebase {
+namespace firestore {
+namespace core {
+
+/** Represents the internal structure of a Firestore Query. */
+class Query {
+ public:
+  /**
+   * Creates and returns a new Query.
+   *
+   * @param path The path to the collection to be queried over.
+   * @return A new instance of Query.
+   */
+  static Query AtPath(model::ResourcePath path) {
+    return Query(std::move(path));
+  }
+
+  /** Initializes a query with all of its components directly. */
+  explicit Query(model::ResourcePath path /* TODO(rsgowman): other params */)
+      : path_(std::move(path)) {
+  }
+
+  const model::ResourcePath& path() const {
+    return path_;
+  }
+
+  /** Returns true if the document matches the constraints of this query. */
+  bool Matches(const model::Document& doc) const;
+
+ private:
+  bool MatchesPath(const model::Document& doc) const;
+  bool MatchesFilters(const model::Document& doc) const;
+  bool MatchesOrderBy(const model::Document& doc) const;
+  bool MatchesBounds(const model::Document& doc) const;
+
+  const model::ResourcePath path_;
+};
+
+}  // namespace core
+}  // namespace firestore
+}  // namespace firebase
+
+#endif  // FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_CORE_QUERY_H_
-- 
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