From 946cd4cb73f95526aa09777afc2a493610d9696d Mon Sep 17 00:00:00 2001
From: Tobias Fella <fella@posteo.de>
Date: Fri, 27 May 2022 21:03:31 +0200
Subject: Load and store accounts in the keychain

---
 lib/accountregistry.cpp | 67 +++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 65 insertions(+), 2 deletions(-)

(limited to 'lib/accountregistry.cpp')

diff --git a/lib/accountregistry.cpp b/lib/accountregistry.cpp
index 616b54b4..9b6114d9 100644
--- a/lib/accountregistry.cpp
+++ b/lib/accountregistry.cpp
@@ -5,7 +5,13 @@
 #include "accountregistry.h"
 
 #include "connection.h"
+#include <QtCore/QCoreApplication>
 
+#if QT_VERSION_MAJOR >= 6
+#    include <qt6keychain/keychain.h>
+#else
+#    include <qt5keychain/keychain.h>
+#endif
 using namespace Quotient;
 
 void AccountRegistry::add(Connection* a)
@@ -15,6 +21,7 @@ void AccountRegistry::add(Connection* a)
     beginInsertRows(QModelIndex(), size(), size());
     push_back(a);
     endInsertRows();
+    Q_EMIT accountCountChanged();
 }
 
 void AccountRegistry::drop(Connection* a)
@@ -54,8 +61,6 @@ QHash<int, QByteArray> AccountRegistry::roleNames() const
     return { { AccountRole, "connection" } };
 }
 
-
-
 Connection* AccountRegistry::get(const QString& userId)
 {
     for (const auto &connection : *this) {
@@ -64,3 +69,61 @@ Connection* AccountRegistry::get(const QString& userId)
     }
     return nullptr;
 }
+
+QKeychain::ReadPasswordJob* AccountRegistry::loadAccessTokenFromKeychain(const QString& userId)
+{
+    qCDebug(MAIN) << "Reading access token from keychain for" << userId;
+    auto job = new QKeychain::ReadPasswordJob(qAppName(), this);
+    job->setKey(userId);
+
+    connect(job, &QKeychain::Job::finished, this, [job]() {
+        if (job->error() == QKeychain::Error::NoError) {
+            return;
+        }
+        //TODO error handling
+    });
+    job->start();
+
+    return job;
+}
+
+void AccountRegistry::invokeLogin()
+{
+    const auto accounts = SettingsGroup("Accounts").childGroups();
+    for (const auto& accountId : accounts) {
+        AccountSettings account{accountId};
+        m_accountsLoading += accountId;
+        Q_EMIT accountsLoadingChanged();
+
+        if (!account.homeserver().isEmpty()) {
+            auto accessTokenLoadingJob = loadAccessTokenFromKeychain(account.userId());
+            connect(accessTokenLoadingJob, &QKeychain::Job::finished, this, [accountId, this, accessTokenLoadingJob]() {
+                AccountSettings account{accountId};
+                if (accessTokenLoadingJob->error() != QKeychain::Error::NoError) {
+                    //TODO error handling
+                    return;
+                }
+
+                auto connection = new Connection(account.homeserver());
+                connect(connection, &Connection::connected, this, [connection] {
+                    connection->loadState();
+                    connection->setLazyLoading(true);
+
+                    connection->syncLoop();
+                });
+                connect(connection, &Connection::loginError, this, [](const QString& error, const QString&) {
+                    //TODO error handling
+                });
+                connect(connection, &Connection::networkError, this, [](const QString& error, const QString&, int, int) {
+                    //TODO error handling
+                });
+                connection->assumeIdentity(account.userId(), accessTokenLoadingJob->binaryData(), account.deviceId());
+            });
+        }
+    }
+}
+
+QStringList AccountRegistry::accountsLoading() const
+{
+    return m_accountsLoading;
+}
-- 
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