Refactor FlipperKitDatabasePlugin to accept multiple database drivers.

Reviewed By: lblasa

Differential Revision: D48316901

fbshipit-source-id: 0eb7b93f53ce115a0a031a58ecef3db963b35f09

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/DatabasesManager.h

@@ -14,12 +14,11 @@
 @interface DatabasesManager : NSObject
 
 @property(nonatomic, strong) id<FlipperConnection> connection;
-@property(nonatomic, strong, readonly)
-    NSArray<id<DatabaseDriver>>* databaseDrivers;
 
-- (instancetype)initWithDatabaseDrivers:
-    (NSArray<id<DatabaseDriver>>*)databaseDrivers;
+- (instancetype)init;
 - (void)setConnection:(id<FlipperConnection>)connection;
 - (BOOL)isConnected;
+- (void)addDatabaseDriver:(id<DatabaseDriver>)driver;
+- (void)removeDatabaseDriver:(id<DatabaseDriver>)driver;
 
 @end

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/DatabasesManager.m

@@ -27,18 +27,18 @@
         databaseDescriptorHolders;
 @property(nonatomic, strong)
     NSMutableSet<DatabaseDescriptorHolder*>* databaseDescriptorHolderSet;
+@property(nonatomic, strong) NSMutableSet<id<DatabaseDriver>>* databaseDrivers;
 
 @end
 
 @implementation DatabasesManager
 
-- (instancetype)initWithDatabaseDrivers:
-    (NSArray<id<DatabaseDriver>>*)databaseDrivers {
+- (instancetype)init {
   self = [super init];
   if (self) {
-    _databaseDrivers = [databaseDrivers copy];
-    _databaseDescriptorHolders = [[NSMutableDictionary alloc] init];
-    _databaseDescriptorHolderSet = [[NSMutableSet alloc] init];
+    _databaseDrivers = [NSMutableSet new];
+    _databaseDescriptorHolders = [NSMutableDictionary new];
+    _databaseDescriptorHolderSet = [NSMutableSet new];
   }
   return self;
 }
@@ -224,6 +224,20 @@
       }];
 }
 
+- (void)addDatabaseDriver:(id<DatabaseDriver>)driver {
+  if ([self.databaseDrivers containsObject:driver]) {
+    return;
+  }
+  [self.databaseDrivers addObject:driver];
+}
+
+- (void)removeDatabaseDriver:(id<DatabaseDriver>)driver {
+  if (![self.databaseDrivers containsObject:driver]) {
+    return;
+  }
+  [self.databaseDrivers removeObject:driver];
+}
+
 + (void)raiseInvalidRequestError:(id<FlipperResponder>)responder {
   NSDictionary* errorResponse =
       [ObjectMapper errorWithCode:DatabasesErrorCodesInvalidRequest

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin.h

@@ -7,6 +7,7 @@
 
 #import <FlipperKit/FlipperPlugin.h>
 #import <Foundation/Foundation.h>
+#import "DatabaseDriver.h"
 
 @class DatabasesManager;
 
@@ -15,5 +16,7 @@
 
 - (instancetype)init NS_UNAVAILABLE;
 + (instancetype)sharedInstance;
+- (void)addDatabaseDriver:(id<DatabaseDriver>)driver;
+- (void)removeDatabaseDriver:(id<DatabaseDriver>)driver;
 
 @end

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin.m

@@ -23,10 +23,7 @@
 
 - (instancetype)init {
   if (self = [super init]) {
-    NSArray<id<DatabaseDriver>>* databaseDrivers =
-        @[ [MockDatabaseDriver new] ];
-    _databasesManager =
-        [[DatabasesManager alloc] initWithDatabaseDrivers:databaseDrivers];
+    _databasesManager = [DatabasesManager new];
   }
   return self;
 }
@@ -59,6 +56,14 @@
   return NO;
 }
 
+- (void)addDatabaseDriver:(id<DatabaseDriver>)driver {
+  [self.databasesManager addDatabaseDriver:driver];
+}
+
+- (void)removeDatabaseDriver:(id<DatabaseDriver>)driver {
+  [self.databasesManager addDatabaseDriver:driver];
+}
+
 @end
 
 #endif

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/Mock/MockDatabaseDriver.h

@@ -5,8 +5,8 @@
  * LICENSE file in the root directory of this source tree.
  */
 
+#import <FlipperKitDatabasesPlugin/DatabaseDriver.h>
 #import <Foundation/Foundation.h>
-#import "DatabaseDriver.h"
 
 @interface MockDatabaseDriver : NSObject<DatabaseDriver>