refactor: rewrite subkey generate dialog and fix some issues discovered

1 files changed, 84 insertions, 0 deletions

diff --git a/src/ui/function/KeyGenerateHelper.cpp b/src/ui/function/KeyGenerateHelper.cpp
new file mode 100644
index 00000000..4cd40dea
--- /dev/null
+++ b/src/ui/function/KeyGenerateHelper.cpp
@@ -0,0 +1,84 @@
+/**
+ * Copyright (C) 2021-2024 Saturneric <[email protected]>
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric <[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "KeyGenerateHelper.h"
+
+namespace GpgFrontend::UI {
+
+auto SearchAlgoByName(const QString& name,
+                      const QContainer<KeyAlgo>& algos) -> QContainer<KeyAlgo> {
+  QContainer<KeyAlgo> res;
+
+  for (const auto& algo : algos) {
+    if (algo.Name() != name) continue;
+    res.append(algo);
+  }
+
+  return res;
+}
+
+auto GetAlgoByNameAndKeyLength(const QString& name, int key_length,
+                               const QContainer<KeyAlgo>& algos)
+    -> std::tuple<bool, KeyAlgo> {
+  for (const auto& algo : algos) {
+    if (algo.Name() != name) continue;
+    if (algo.KeyLength() != key_length) continue;
+    return {true, algo};
+  }
+
+  return {};
+}
+
+auto GetAlgoByName(const QString& name, const QContainer<KeyAlgo>& algos)
+    -> std::tuple<bool, KeyAlgo> {
+  for (const auto& algo : algos) {
+    if (algo.Name() != name) continue;
+    return {true, algo};
+  }
+
+  return {};
+}
+
+void SetKeyLengthComboxBoxByAlgo(QComboBox* combo,
+                                 const QContainer<KeyAlgo>& algos) {
+  combo->clear();
+
+  QContainer<KeyAlgo> sorted_algos(algos.begin(), algos.end());
+  std::sort(sorted_algos.begin(), sorted_algos.end(),
+            [](const KeyAlgo& a, const KeyAlgo& b) {
+              return a.KeyLength() < b.KeyLength();
+            });
+
+  QStringList key_lengths;
+  for (const auto& algo : sorted_algos) {
+    key_lengths.append(QString::number(algo.KeyLength()));
+  }
+
+  combo->addItems(key_lengths);
+}
+}  // namespace GpgFrontend::UI
\ No newline at end of file