synchronous access to env

RNEnvironmentManagerIOS/RNEnvironmentManagerIOS.m

@@ -5,28 +5,28 @@ @implementation RNEnvironmentManagerIOS
 
 RCT_EXPORT_MODULE()
 
-RCT_EXPORT_METHOD(get:(NSString *)name callback:(RCTResponseSenderBlock)callback) {
-    @try {
-        NSDictionary *env = [NSDictionary dictionaryWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"environment" ofType:@"plist"]];
-        if ([env objectForKey:name]) {
-            callback(@[[NSNull null], env[name]]);
-        } else {
-            callback(@[[NSNull null], [NSNull null]]);
-        }
-    }
-    @catch (NSException *exception) {
-        callback(@[exception.reason, [NSNull null]]);
-    }
+- (NSDictionary *)constantsToExport
+{
+  NSDictionary *dict = [NSDictionary dictionaryWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"environment" ofType:@"plist"]];
+  if (dict) return dict;
+
+  NSData *data = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"environment" ofType:@"json"]];
+  if (!data) {
+    return [RNEnvironmentManagerIOS getEnvNotFoundError];
+  }
+
+  NSError *error = nil;
+  id json = [NSJSONSerialization JSONObjectWithData:data options:kNilOptions error:&error];
+  if (error) {
+    return [RNEnvironmentManagerIOS getEnvNotFoundError];
+  } else {
+    return json;
+  }
 }
 
-RCT_EXPORT_METHOD(getAll:(RCTResponseSenderBlock)callback) {
-    @try {
-        NSDictionary *env = [NSDictionary dictionaryWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"environment" ofType:@"plist"]];
-        callback(@[[NSNull null], env]);
-    }
-    @catch (NSException *exception) {
-        callback(@[exception.reason, [NSNull null]]);
-    }
++ (NSDictionary *) getEnvNotFoundError
+{
+  return @{ @"error": @"neither environment.plist nor environment.json were found. Did you forget to Add Files to your project?" };
 }
 
 @end

index.js

@@ -1,28 +1 @@
-var NativeModules = require('react-native').NativeModules;
-var RNEnvironmentManagerIOS = NativeModules.RNEnvironmentManagerIOS;
-
-module.exports = {
-  get(name) {
-    return new Promise((resolve, reject) => {
-      RNEnvironmentManagerIOS.get(name, (err, res) => {
-        if (err) {
-          reject(err);
-        } else {
-          resolve(res);
-        }
-      });
-    });
-  },
-
-  getAll() {
-    return new Promise((resolve, reject) => {
-      RNEnvironmentManagerIOS.getAll((err, res) => {
-        if (err) {
-          reject(err);
-        } else {
-          resolve(res);
-        }
-      });
-    });
-  }
-}
+module.exports = require('react-native').NativeModules.RNEnvironmentManagerIOS