rand dart fix

deprecated/dart_firebase/example/lib/main.dart

@@ -168,11 +168,6 @@ class _UsesExampleState extends State<UsesExample> {
       ),
       body: Builder(
         builder: (_) {
-          if (_users == null) {
-            return Center(
-              child: CircularProgressIndicator(),
-            );
-          }
           if (_users.isEmpty) {
             return Center(
               child: Text('No Users Found'),

deprecated/dart_firebase/lib/src/client.dart

@@ -49,9 +49,7 @@ class App {
     this.messagingSenderId,
     this.appId,
     String? database,
-  })  : _name = database,
-        assert(apiKey != null),
-        assert(projectId != null);
+  })  : _name = database;
 
   factory App.fromJson(Map<String, dynamic> json) {
     return App(

deprecated/dart_firebase/lib/src/impl/browser.dart

@@ -14,7 +14,7 @@ class FirestoreClientImpl extends FirestoreHttpClient {
 
   @override
   Future<dynamic> sendHttpRequest(Uri uri,
-      {bool needsToken: true,
+      {bool needsToken = true,
       String? extract,
       Map<String, dynamic>? body}) async {
     var request = new HttpRequest();

deprecated/dart_firebase/lib/src/impl/common/http.dart

@@ -26,10 +26,6 @@ abstract class FirestoreHttpClient implements FirestoreClient {
   FirestoreAccessToken token;
 
   bool isCurrentTokenValid(bool refreshable) {
-    if (token == null) {
-      return false;
-    }
-
     if (refreshable) {
       var now = DateTime.now();
       return token.expiresAt.difference(now).abs().inSeconds >= 60;
@@ -81,13 +77,11 @@ abstract class FirestoreHttpClient implements FirestoreClient {
 
   @override
   CollectionReference collection(String path) {
-    assert(path != null);
     return CollectionReference(this, path.split('/'));
   }
 
   @override
   DocumentReference document(String path) {
-    assert(path != null);
     return DocumentReference(this, path.split('/'));
   }
 
@@ -99,22 +93,22 @@ abstract class FirestoreHttpClient implements FirestoreClient {
 
   Future<Map<String, dynamic>?> getJsonMap(String url,
       {Map<String, dynamic>? body,
-      String? extract: "response",
-      bool standard: true}) async {
+      String? extract = "response",
+      bool standard = true}) async {
     return (await sendHttpRequest(_apiUrl(url, standard),
         body: body, extract: extract)) as Map<String, dynamic>?;
   }
 
   Future<List<dynamic>?> getJsonList(String url,
       {Map<String, dynamic>? body,
-      String extract: "response",
-      bool standard: true}) async {
+      String extract = "response",
+      bool standard = true}) async {
     return (await sendHttpRequest(_apiUrl(url, standard),
         body: body, extract: extract)) as List<dynamic>?;
   }
 
   Future<dynamic> sendHttpRequest(Uri uri,
-      {bool needsToken: true, String? extract, Map<String, dynamic>? body});
+      {bool needsToken = true, String? extract, Map<String, dynamic>? body});
 
   Uri _apiUrl(String path, bool standard) {
     path = standard ? "$path" : path;

deprecated/dart_firebase/lib/src/impl/io.dart

@@ -27,7 +27,7 @@ class FirestoreClientImpl extends FirestoreHttpClient {
 
   @override
   Future<dynamic> sendHttpRequest(Uri uri,
-      {bool needsToken: true,
+      {bool needsToken = true,
       String? extract,
       Map<String, dynamic>? body}) async {
     if (endpoints.enableProxyMode) {

deprecated/dart_firebase/lib/src/types/firestore/document_reference.dart

@@ -25,7 +25,6 @@ class DocumentReference implements FirestoreReference {
   /// Returns the reference of a collection contained inside of this
   /// document.
   CollectionReference collection(String collectionPath) {
-    assert(collectionPath != null);
     return CollectionReference(client, <String>[path, collectionPath]);
   }
 

deprecated/dart_firebase/lib/tool.dart

@@ -21,10 +21,8 @@ const List<String> _passwordEnvVars = const <String>[
 String? _getEnvKey(List<String> possible) {
   for (var key in possible) {
     var dartEnvValue = new String.fromEnvironment(key);
-    if (dartEnvValue != null) {
-      return dartEnvValue;
-    }
-
+    return dartEnvValue;
+  
     if (Platform.environment.containsKey(key) &&
         Platform.environment[key]!.isNotEmpty) {
       return Platform.environment[key];