4 files changed, 24 insertions, 8 deletions

diff --git a/src/ui/main_window/MainWindowSlotFunction.cpp b/src/ui/main_window/MainWindowSlotFunction.cpp
index e17ddaeb..870c7c5c 100644
--- a/src/ui/main_window/MainWindowSlotFunction.cpp
+++ b/src/ui/main_window/MainWindowSlotFunction.cpp
@@ -37,6 +37,7 @@
 #include "core/function/gpg/GpgKeyGetter.h"
 #include "core/function/gpg/GpgKeyImportExporter.h"
 #include "dialog/SignersPicker.h"
+#include "spdlog/spdlog.h"
 #include "ui/UserInterfaceUtils.h"
 #include "ui/dialog/help/AboutDialog.h"
 
@@ -666,6 +667,12 @@ void MainWindow::slot_version_upgrade(const SoftwareVersion& version) {
     return;
   }
 
+  SPDLOG_DEBUG(
+      "version info, need upgrade: {}, with drawn: {}, current version "
+      "released: {}",
+      version.NeedUpgrade(), version.VersionWithDrawn(),
+      version.CurrentVersionReleased());
+
   if (version.NeedUpgrade()) {
     statusBar()->showMessage(
         QString(_("GpgFrontend Upgradeable (New Version: %1)."))
diff --git a/src/ui/struct/SoftwareVersion.cpp b/src/ui/struct/SoftwareVersion.cpp
index a0ad594b..6a60cb02 100644
--- a/src/ui/struct/SoftwareVersion.cpp
+++ b/src/ui/struct/SoftwareVersion.cpp
@@ -34,12 +34,12 @@ int GpgFrontend::UI::SoftwareVersion::version_compare(const std::string& a,
 
   if (!temp_a.empty() && temp_a.front() == 'v') {
     temp_a = temp_a.erase(0, 1);
-    SPDLOG_INFO("real version a: {}", temp_a);
+    SPDLOG_DEBUG("real version a: {}", temp_a);
   }
 
   if (!temp_b.empty() && temp_b.front() == 'v') {
     temp_b.erase(0, 1);
-    SPDLOG_INFO("real version b: {}", temp_b);
+    SPDLOG_DEBUG("real version b: {}", temp_b);
   }
 
   // First, split the string.
@@ -81,6 +81,12 @@ int GpgFrontend::UI::SoftwareVersion::version_compare(const std::string& a,
 }
 
 bool GpgFrontend::UI::SoftwareVersion::NeedUpgrade() const {
+  SPDLOG_DEBUG("compair version current {} latest {}, result {}",
+               current_version, latest_version,
+               version_compare(current_version, latest_version));
+
+  SPDLOG_DEBUG("load done: {}, pre-release: {}, draft: {}", load_info_done,
+               latest_prerelease, latest_draft);
   return load_info_done && !latest_prerelease && !latest_draft &&
          version_compare(current_version, latest_version) < 0;
 }
@@ -92,4 +98,4 @@ bool GpgFrontend::UI::SoftwareVersion::VersionWithDrawn() const {
 
 bool GpgFrontend::UI::SoftwareVersion::CurrentVersionReleased() const {
   return load_info_done && current_version_found;
-}
+}
\ No newline at end of file
diff --git a/src/ui/struct/SoftwareVersion.h b/src/ui/struct/SoftwareVersion.h
index 942efec9..9d861ef1 100644
--- a/src/ui/struct/SoftwareVersion.h
+++ b/src/ui/struct/SoftwareVersion.h
@@ -81,7 +81,6 @@ struct SoftwareVersion {
   [[nodiscard]] bool CurrentVersionReleased() const;
 
  private:
-
   static int version_compare(const std::string& a, const std::string& b);
 };
 }  // namespace GpgFrontend::UI
diff --git a/src/ui/thread/VersionCheckTask.cpp b/src/ui/thread/VersionCheckTask.cpp
index 99094891..ebb970a8 100644
--- a/src/ui/thread/VersionCheckTask.cpp
+++ b/src/ui/thread/VersionCheckTask.cpp
@@ -63,6 +63,7 @@ void VersionCheckTask::Run() {
     version_.load_info_done = true;
 
   } catch (...) {
+    SPDLOG_ERROR("unknown error occurred");
     emit SignalTaskFinished();
   }
 }
@@ -106,7 +107,7 @@ void VersionCheckTask::slot_parse_latest_version_info() {
       version_.release_note = release_note;
     }
   } catch (...) {
-    SPDLOG_INFO("error occurred");
+    SPDLOG_ERROR("unknown error occurred");
     version_.load_info_done = false;
   }
 
@@ -135,8 +136,10 @@ void VersionCheckTask::slot_parse_current_version_info() {
   try {
     if (current_reply_ == nullptr ||
         current_reply_->error() != QNetworkReply::NoError) {
-      SPDLOG_ERROR("current version request network error");
+      SPDLOG_ERROR("current version request network error: {}",
+                   current_reply_->errorString().toStdString());
       version_.current_version_found = false;
+      version_.load_info_done = false;
     } else {
       version_.current_version_found = true;
       current_reply_bytes_ = current_reply_->readAll();
@@ -150,11 +153,12 @@ void VersionCheckTask::slot_parse_current_version_info() {
       version_.load_info_done = true;
     }
   } catch (...) {
-    SPDLOG_INFO("error occurred");
+    SPDLOG_ERROR("unknown error occurred");
     version_.load_info_done = false;
   }
 
-  SPDLOG_INFO("current version parse done: {}", version_.current_version_found);
+  SPDLOG_DEBUG("current version parse done: {}",
+               version_.current_version_found);
 
   if (current_reply_ != nullptr) {
     current_reply_->deleteLater();