Merge pull request 'Initial Implementation of #522' (#721) from stable-blockers into trunk

Reviewed-on: #721
Reviewed-by: Dan Ballard <dan@openprivacy.ca>

android/app/src/main/kotlin/im/cwtch/flwtch/MainActivity.kt

@@ -29,7 +29,7 @@ import org.json.JSONObject
 import java.nio.file.Files
 import java.nio.file.Paths
 import java.util.concurrent.TimeUnit
-
+import kotlinx.coroutines.*
 
 class MainActivity: FlutterActivity() {
     override fun provideSplashScreen(): SplashScreen? = SplashView()
@@ -38,6 +38,7 @@ class MainActivity: FlutterActivity() {
     // Channel to get app info
     private val CHANNEL_APP_INFO = "test.flutter.dev/applicationInfo"
     private val CALL_APP_INFO = "getNativeLibDir"
+    private val CALL_SERVICE_INFO = "getForegroundServiceInfo"
     private val ANDROID_SETTINGS_CHANNEL_NAME = "androidSettings"
     private val ANDROID_SETTINGS_CHANGE_NAME= "androidSettingsChanged"
     private var andoidSettingsChangeChannel: MethodChannel? = null
@@ -189,7 +190,9 @@ class MainActivity: FlutterActivity() {
         when (call.method) {
             CALL_APP_INFO -> result.success(getNativeLibDir())
                     ?: result.error("Unavailable", "nativeLibDir not available", null);
-            else -> result.notImplemented()
+            CALL_SERVICE_INFO -> result.success(getForegroundServiceInfo())
+                    ?: result.error("Unavailable", "getForegroundServiceInfo not available", null);
+           else -> result.notImplemented()
         }
     }
 
@@ -224,6 +227,24 @@ class MainActivity: FlutterActivity() {
         return ainfo.nativeLibraryDir
     }
 
+
+    fun getForegroundServiceInfo(): HashMap<String,String> {
+        var hashMap : HashMap<String, String>
+                = HashMap<String, String> ();
+        val workmanager = WorkManager.getInstance(this);
+        if (workmanager != null) {
+            runBlocking {
+                var lastCancelAllTime = workmanager.getLastCancelAllTimeMillis().await();
+                hashMap.put("workmanager.lastCancelAllTime", lastCancelAllTime.toString());
+            }
+            val works = workmanager.getWorkInfosByTag(WORKER_TAG).get()
+            for (workInfo in works) {
+                hashMap.put("workmanager.${workInfo.id}.state", workInfo.state.toString());
+            }
+        }
+        return hashMap
+    }
+
     // receives messages from the ForegroundService (which provides, ironically enough, the backend)
     private fun handleCwtch(@NonNull call: MethodCall, @NonNull result: Result) {
         var method = call.method

lib/cwtch/cwtch.dart

@@ -1,10 +1,14 @@
 // To handle profiles that are "unencrypted" (i.e don't require a password to open) we currently create a profile with a defacto, hardcoded password.
 // Details: https://docs.openprivacy.ca/cwtch-security-handbook/profile_encryption_and_storage.html
+import 'dart:collection';
+
 const DefaultPassword = "be gay do crime";
 
 const LastMessageSeenTimeKey = "profile.lastMessageSeenTime";
 
 abstract class Cwtch {
+  Future<HashMap<String, String>> PlatformChannelInfo();
+
   // ignore: non_constant_identifier_names
   Future<void> Start();
   // ignore: non_constant_identifier_names

lib/cwtch/ffi.dart

@@ -1,3 +1,4 @@
+import 'dart:collection';
 import 'dart:convert';
 import 'dart:ffi';
 import 'dart:io';
@@ -1055,4 +1056,9 @@ class CwtchFfi implements Cwtch {
     malloc.free(utf8pattern);
     return searchID;
   }
+
+  @override
+  Future<HashMap<String, String>> PlatformChannelInfo() {
+    return Future.value(HashMap<String, String>());
+  }
 }

lib/cwtch/gomobile.dart

@@ -1,3 +1,4 @@
+import 'dart:collection';
 import 'dart:convert';
 
 import 'package:cwtch/config.dart';
@@ -32,6 +33,23 @@ class CwtchGomobile implements Cwtch {
   late CwtchNotifier cwtchNotifier;
   bool _isL10nInit = false;
 
+  @override
+  Future<HashMap<String, String>> PlatformChannelInfo() async {
+    HashMap<String, String> info = HashMap<String, String>();
+
+    info.addAll({"appInfoPlatform.name": appInfoPlatform.name});
+    info.addAll({"appInfoPlatform.codec": appInfoPlatform.codec.toString()});
+    EnvironmentConfig.debugLog("getting foreground service info...");
+    appInfoPlatform.invokeMapMethod('getForegroundServiceInfo').then((foregroundServiceInfoMap) {
+      EnvironmentConfig.debugLog("parsing foreground service info...");
+      foregroundServiceInfoMap?.entries.forEach((element) {
+        info.addAll({element.key.toString(): element.value.toString()});
+      });
+    });
+    EnvironmentConfig.debugLog("returning foreground service info...");
+    return info;
+  }
+
   CwtchGomobile(CwtchNotifier _cwtchNotifier) {
     print("gomobile.dart: CwtchGomobile()");
     cwtchNotifier = _cwtchNotifier;

lib/views/globalsettingsview.dart

@@ -1,6 +1,6 @@
+import 'dart:collection';
 import 'dart:convert';
 import 'dart:io';
-import 'dart:math';
 import 'package:cwtch/cwtch_icons_icons.dart';
 import 'package:cwtch/models/servers.dart';
 import 'package:cwtch/themes/juniper.dart';
@@ -366,7 +366,7 @@ class _GlobalSettingsViewState extends State<GlobalSettingsView> {
                         },
                         activeTrackColor: settings.theme.defaultButtonColor,
                         inactiveTrackColor: settings.theme.defaultButtonDisabledColor,
-                        secondary: Icon(CwtchIcons.block_unknown, color: settings.current().mainTextColor),
+                        secondary: Icon(CwtchIcons.peer_history, color: settings.current().mainTextColor),
                       ),
                       SizedBox(
                         height: 40,
@@ -635,7 +635,18 @@ class _GlobalSettingsViewState extends State<GlobalSettingsView> {
                             }
                           },
                         ),
-                      )
+                      ),
+                      Visibility(
+                          visible: EnvironmentConfig.BUILD_VER == dev_version,
+                          child: FutureBuilder(
+                              future: Provider.of<FlwtchState>(context).cwtch.PlatformChannelInfo(),
+                              builder: (context, snapshot) {
+                                if (snapshot.hasData) {
+                                  HashMap<String, String> data = snapshot.data as HashMap<String, String>;
+                                  return getPlatformInfo(settings, data);
+                                }
+                                return Container();
+                              }))
                     ]))));
       });
     });
@@ -665,6 +676,22 @@ class _GlobalSettingsViewState extends State<GlobalSettingsView> {
       },
     );
   }
+
+  getPlatformInfo(settings, HashMap<String, String> platformChannelInfo) {
+    var sortedKeys = platformChannelInfo.keys.toList();
+    sortedKeys.sort();
+    var widgets = List<Widget>.empty(growable: true);
+    sortedKeys.forEach((element) {
+      widgets.add(ListTile(
+        leading: Icon(Icons.android, color: settings.current().mainTextColor),
+        title: Text(element),
+        subtitle: Text(platformChannelInfo[element]!),
+      ));
+    });
+    return Column(
+      children: widgets,
+    );
+  }
 }
 
 bool checkDownloadDirectory(context, settings) {