Implement GeoFire/Utils subspec

GeoFire.podspec

@@ -13,4 +13,9 @@ Pod::Spec.new do |s|
   s.frameworks   = 'CoreLocation', 'FirebaseDatabase'
   s.requires_arc = true
   s.static_framework = true
+
+  s.subspec 'Utils' do |utils|
+    utils.source_files = "GeoFire/Utils/**/*.{h,m}"
+    utils.framework    = "CoreLocation"
+  end
 end

GeoFire/Utils/API/GeoFireUtils.h

@@ -0,0 +1,55 @@
+/*
+ * Firebase GeoFire iOS Library
+ *
+ * Copyright © 2020 Firebase - All Rights Reserved
+ * https://firebase.google.com
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binaryform must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY FIREBASE AS IS AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL FIREBASE BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <CoreLocation/CoreLocation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+/**
+ * Utility methods for storing locations.
+ */
+@interface GeoFireUtils : NSObject
+
+/** @name Utility methods */
+
+- (NSString *)getGeoHashForLocation:(CLLocation *)location;
+
+- (NSString *)getGeoHashForLocation:(CLLocation *)location
+                      withPrecision:(int)precision;
+
+// TODO: We probably don't need this one because CLLocation has it built in
+- (double)getDistanceBetween:(CLLocation *)locationA
+                 andLocation:(CLLocation *)locationB;
+
+- (NSArray<GFGeoHashQuery *>)getQueryBounds:(CLLocation *)location
+                                  forRadius:(double)radius;
+
+@end
+
+NS_ASSUME_NONNULL_END

GeoFire/Utils/Implementation/GeoFireUtils.m

@@ -0,0 +1,38 @@
+//
+//  GeoFireUtils.m
+//  GeoFire
+//
+//  Copyright (c) 2020 Firebase. All rights reserved.
+//
+
+#import "GeoFireUtils.h"
+
+@implementation GeoFireUtils
+
++ (NSString *)getGeoHashForLocation:(CLLocation *)location
+{
+    // TODO: What about precision?
+    return NSString *geoHash = [GFGeoHash newWithLocation:location.coordinate].geoHashValue;;
+}
+
++ (NSString *)getGeoHashForLocation:(CLLocation *)location
+                      withPrecision:(int)precision
+{
+    // TODO: Implement
+    return "";
+}
+
+// TODO: Probably delete this method
++ (double)getDistanceBetween:(CLLocation *)locationA
+                 andLocation:(CLLocation *)locationB
+{
+    return [locationA distanceFromLocation:locationB];
+}
+
+- (NSArray<GFGeoHashQuery *>)getQueryBounds:(CLLocation *)location
+                                  forRadius:(double)radius {
+    // TODO: Implement
+    return nil;
+}
+
+@end