fluffychat/lib/utils/url_launcher.dart
2021-07-08 17:10:20 +02:00

133 lines
4.6 KiB
Dart

import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:matrix/matrix.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:fluffychat/widgets/matrix.dart';
import 'package:fluffychat/config/app_config.dart';
import 'package:flutter/material.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:vrouter/vrouter.dart';
class UrlLauncher {
final String url;
final BuildContext context;
const UrlLauncher(this.context, this.url);
void launchUrl() {
if (url.toLowerCase().startsWith(AppConfig.inviteLinkPrefix) ||
{'#', '@', '!', '+', '\$'}.contains(url[0]) ||
url.toLowerCase().startsWith(AppConfig.schemePrefix)) {
return openMatrixToUrl();
}
launch(url);
}
void openMatrixToUrl() async {
final matrix = Matrix.of(context);
// The identifier might be a matrix.to url and needs escaping. Or, it might have multiple
// identifiers (room id & event id), or it might also have a query part.
// All this needs parsing.
final identityParts = url.parseIdentifierIntoParts();
if (identityParts == null) {
return; // no match, nothing to do
}
if (identityParts.primaryIdentifier.sigil == '#' ||
identityParts.primaryIdentifier.sigil == '!') {
// we got a room! Let's open that one
final roomIdOrAlias = identityParts.primaryIdentifier;
final event = identityParts.secondaryIdentifier;
var room = matrix.client.getRoomByAlias(roomIdOrAlias) ??
matrix.client.getRoomById(roomIdOrAlias);
var roomId = room?.id;
// we make the servers a set and later on convert to a list, so that we can easily
// deduplicate servers added via alias lookup and query parameter
final servers = <String>{};
if (room == null && roomIdOrAlias.sigil == '#') {
// we were unable to find the room locally...so resolve it
final response = await showFutureLoadingDialog(
context: context,
future: () => matrix.client.getRoomIdByAlias(roomIdOrAlias),
);
if (response.error != null) {
return; // nothing to do, the alias doesn't exist
}
roomId = response.result.roomId;
servers.addAll(response.result.servers);
room = matrix.client.getRoomById(roomId);
}
if (identityParts.via != null) {
servers.addAll(identityParts.via);
}
if (room != null) {
// we have the room, so....just open it
if (event != null) {
VRouter.of(context)
.to('/rooms/${room.id}', queryParameters: {'event': event});
} else {
VRouter.of(context).to('/rooms/${room.id}');
}
return;
}
if (roomIdOrAlias.sigil == '!') {
if (await showOkCancelAlertDialog(
useRootNavigator: false,
context: context,
title: 'Join room $roomIdOrAlias',
) ==
OkCancelResult.ok) {
roomId = roomIdOrAlias;
final response = await showFutureLoadingDialog(
context: context,
future: () => matrix.client.joinRoom(
roomIdOrAlias,
servers: servers.isNotEmpty ? servers.toList() : null,
),
);
if (response.error != null) return;
// wait for two seconds so that it probably came down /sync
await showFutureLoadingDialog(
context: context,
future: () => Future.delayed(const Duration(seconds: 2)));
if (event != null) {
VRouter.of(context).to('/rooms/${response.result}/$event');
} else {
VRouter.of(context).to('/rooms/${response.result}');
}
}
} else {
VRouter.of(context).to('/search', queryParameters: {
if (roomIdOrAlias != null) 'query': roomIdOrAlias
});
}
} else if (identityParts.primaryIdentifier.sigil == '@') {
final user = User(
identityParts.primaryIdentifier,
room: Room(id: '', client: matrix.client),
);
var roomId = matrix.client.getDirectChatFromUserId(user.id);
if (roomId != null) {
VRouter.of(context).to('/rooms/$roomId');
return;
}
if (await showOkCancelAlertDialog(
useRootNavigator: false,
context: context,
title: 'Message user ${user.id}',
) ==
OkCancelResult.ok) {
roomId = (await showFutureLoadingDialog(
context: context,
future: () => user.startDirectChat(),
))
.result;
if (roomId != null) {
VRouter.of(context).to('/rooms/$roomId');
}
}
}
}
}