refactor: widgets dir

lib/components/encryption_button.dart

@@ -1,115 +0,0 @@
-import 'dart:async';
-
-import 'package:adaptive_dialog/adaptive_dialog.dart';
-import 'package:adaptive_page_layout/adaptive_page_layout.dart';
-import 'package:famedlysdk/famedlysdk.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
-
-import 'package:future_loading_dialog/future_loading_dialog.dart';
-import 'matrix.dart';
-
-class EncryptionButton extends StatefulWidget {
-  final Room room;
-  const EncryptionButton(this.room, {Key key}) : super(key: key);
-  @override
-  _EncryptionButtonState createState() => _EncryptionButtonState();
-}
-
-class _EncryptionButtonState extends State<EncryptionButton> {
-  StreamSubscription _onSyncSub;
-
-  void _enableEncryptionAction() async {
-    if (widget.room.encrypted) {
-      await AdaptivePageLayout.of(context)
-          .pushNamed('/rooms/${widget.room.id}/encryption');
-      return;
-    }
-    if (widget.room.joinRules == JoinRules.public) {
-      await showOkAlertDialog(
-        context: context,
-        useRootNavigator: false,
-        okLabel: L10n.of(context).ok,
-        message: L10n.of(context).noEncryptionForPublicRooms,
-      );
-      return;
-    }
-    if (await showOkCancelAlertDialog(
-          context: context,
-          useRootNavigator: false,
-          title: L10n.of(context).enableEncryption,
-          message: widget.room.client.encryptionEnabled
-              ? L10n.of(context).enableEncryptionWarning
-              : L10n.of(context).needPantalaimonWarning,
-          okLabel: L10n.of(context).yes,
-          cancelLabel: L10n.of(context).cancel,
-        ) ==
-        OkCancelResult.ok) {
-      await showFutureLoadingDialog(
-        context: context,
-        future: () => widget.room.enableEncryption(),
-      );
-      // we want to enable the lock icon
-      setState(() => null);
-    }
-  }
-
-  @override
-  void dispose() {
-    _onSyncSub?.cancel();
-    super.dispose();
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    if (widget.room.encrypted) {
-      _onSyncSub ??= Matrix.of(context)
-          .client
-          .onSync
-          .stream
-          .where((s) => s.deviceLists != null)
-          .listen((s) => setState(() => null));
-    }
-    return FutureBuilder<List<User>>(
-        future:
-            widget.room.encrypted ? widget.room.requestParticipants() : null,
-        builder: (BuildContext context, snapshot) {
-          Color color;
-          if (widget.room.encrypted && snapshot.hasData) {
-            final users = snapshot.data;
-            users.removeWhere((u) =>
-                !{Membership.invite, Membership.join}.contains(u.membership) ||
-                !widget.room.client.userDeviceKeys.containsKey(u.id));
-            var allUsersValid = true;
-            var oneUserInvalid = false;
-            for (final u in users) {
-              final status = widget.room.client.userDeviceKeys[u.id].verified;
-              if (status != UserVerifiedStatus.verified) {
-                allUsersValid = false;
-              }
-              if (status == UserVerifiedStatus.unknownDevice) {
-                oneUserInvalid = true;
-              }
-            }
-            color = oneUserInvalid
-                ? Colors.red
-                : (allUsersValid ? Colors.green : Colors.orange);
-          } else if (!widget.room.encrypted &&
-              widget.room.joinRules != JoinRules.public) {
-            color = null;
-          }
-          return IconButton(
-            tooltip: widget.room.encrypted
-                ? L10n.of(context).encrypted
-                : L10n.of(context).encryptionNotEnabled,
-            icon: Icon(
-                widget.room.encrypted
-                    ? Icons.lock_outlined
-                    : Icons.lock_open_outlined,
-                size: 20,
-                color: color),
-            onPressed: _enableEncryptionAction,
-          );
-        });
-  }
-}