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check null safety

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This commit is contained in:
tzw
2021-09-10 14:27:38 +06:30
parent a144c945b6
commit 7670779b03
57 changed files with 620 additions and 626 deletions
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4
lib/helpers/network_connectivity.dart
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@@ -11,7 +11,7 @@ class NetworkConnectivity {
final log = Logger('NetworkConnectivity');
static final NetworkConnectivity instance = NetworkConnectivity._internal();
static String hostName;
static String? hostName;
NetworkConnectivity._internal() {
_initialise();
var uri = Uri.parse(Config.instance.apiURL);
@@ -38,7 +38,7 @@ class NetworkConnectivity {
// lookup if connectivity is not none
if (result != ConnectivityResult.none) {
try {
final hostNameLookup = await InternetAddress.lookup(hostName);
final hostNameLookup = await InternetAddress.lookup(hostName ?? "");
if (hostNameLookup.isNotEmpty &&
hostNameLookup[0].rawAddress.isNotEmpty) {
if (await checkHeartbeat()) {