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matrix-dart-sdk
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feat: Custom Exception and return type for Change Homeserver

This commit is contained in:
Christian Pauly 2021-02-13 09:08:56 +01:00
parent 088ea35e1c
commit fc8563849a
1 changed files with 26 additions and 7 deletions
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33
lib/src/client.dart
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@ -299,7 +299,7 @@ class Client extends MatrixApi {
/// login types. Throws an exception if the server is not compatible with the
/// client and sets [homeserver] to [serverUrl] if it is. Supports the types [Uri]
/// and [String].
Future<void> checkHomeserver(dynamic homeserverUrl,
Future<WellKnownInformations> checkHomeserver(dynamic homeserverUrl,
{bool checkWellKnown = true}) async {
try {
if (homeserverUrl is Uri) {
@ -317,9 +317,10 @@ class Client extends MatrixApi {
}
// Look up well known
WellKnownInformations wellKnown;
if (checkWellKnown) {
try {
final wellKnown = await requestWellKnownInformations();
wellKnown = await requestWellKnownInformations();
homeserverUrl = wellKnown.mHomeserver.baseUrl.trim();
// strip a trailing slash
if (homeserverUrl.endsWith('/')) {
@ -336,17 +337,17 @@ class Client extends MatrixApi {
final versions = await requestSupportedVersions();
if (!versions.versions
.any((version) => supportedVersions.contains(version))) {
throw Exception(
'Server supports the versions: ${versions.versions.toString()} but this application is only compatible with ${supportedVersions.toString()}.');
throw BadServerVersionsException(
versions.versions.toSet(), supportedVersions);
}
final loginTypes = await requestLoginTypes();
if (!loginTypes.flows.any((f) => supportedLoginTypes.contains(f.type))) {
throw Exception(
'Server supports the Login Types: ${loginTypes.flows.map((f) => f.toJson).toList().toString()} but this application is only compatible with ${supportedLoginTypes.toString()}.');
throw BadServerLoginTypesException(
loginTypes.flows.map((f) => f.type).toSet(), supportedLoginTypes);
}
return;
return wellKnown;
} catch (_) {
homeserver = null;
rethrow;
@ -1988,3 +1989,21 @@ class SdkError {
SdkError({this.exception, this.stackTrace});
}
class BadServerVersionsException implements Exception {
final Set<String> serverVersions, supportedVersions;
BadServerVersionsException(this.serverVersions, this.supportedVersions);
@override
String toString() =>
'Server supports the versions: ${serverVersions.toString()} but this application is only compatible with ${supportedVersions.toString()}.';
}
class BadServerLoginTypesException implements Exception {
final Set<String> serverLoginTypes, supportedLoginTypes;
BadServerLoginTypesException(this.serverLoginTypes, this.supportedLoginTypes);
@override
String toString() =>
'Server supports the Login Types: ${serverLoginTypes.toString()} but this application is only compatible with ${supportedLoginTypes.toString()}.';
}