From 9c7507bf76e79da99766a69df939520ea0a125d1 Mon Sep 17 00:00:00 2001
From: klementtan <klementtan@gmail.com>
Date: Thu, 18 Aug 2022 13:56:36 +0200
Subject: [PATCH] Create BCLog::Logger::LogLevelsString() helper function

Co-authored-by: "Jon Atack <jon@atack.com>"
---
 src/logging.cpp | 12 ++++++++++++
 src/logging.h   |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/src/logging.cpp b/src/logging.cpp
index 522b4dc42e..214f6af9a7 100644
--- a/src/logging.cpp
+++ b/src/logging.cpp
@@ -319,6 +319,18 @@ std::vector<LogCategory> BCLog::Logger::LogCategoriesList() const
     return ret;
 }
 
+/** Log severity levels that can be selected by the user. */
+static constexpr std::array<BCLog::Level, 2> LogLevelsList()
+{
+    return {BCLog::Level::Info, BCLog::Level::Debug};
+}
+
+std::string BCLog::Logger::LogLevelsString() const
+{
+    const auto& levels = LogLevelsList();
+    return Join(std::vector<BCLog::Level>{levels.begin(), levels.end()}, ", ", [this](BCLog::Level level) { return LogLevelToStr(level); });
+}
+
 std::string BCLog::Logger::LogTimestampStr(const std::string& str)
 {
     std::string strStamped;
diff --git a/src/logging.h b/src/logging.h
index 76bed39e91..680eb47f4b 100644
--- a/src/logging.h
+++ b/src/logging.h
@@ -186,6 +186,9 @@ namespace BCLog {
             return Join(LogCategoriesList(), ", ", [&](const LogCategory& i) { return i.category; });
         };
 
+        //! Returns a string with all user-selectable log levels.
+        std::string LogLevelsString() const;
+
         bool DefaultShrinkDebugFile() const;
     };