replace boost date_time with chrono

.vscode/launch.json

@@ -21,7 +21,8 @@
                     "text": "-enable-pretty-printing",
                     "ignoreFailures": true
                 }
-            ]
+            ],
+            "visualizerFile": "/home/brodbemn/.config/Code - OSS/User/workspaceStorage/d64ec049841ecb3d43e402bb3c167cb5/tonka3000.qtvsctools/qt.natvis.xml"
         }
     ]
 }

src/core/CMakeLists.txt

@@ -1,6 +1,6 @@
 set(Boost_USE_STATIC_LIBS ON)
 
-find_package(Boost 1.62 COMPONENTS date_time REQUIRED)
+find_package(Boost 1.62 REQUIRED)
 find_package(SQLite3 REQUIRED)
 
 # Because csv-parser needs threads:
@@ -36,10 +36,10 @@ set(CORE_SOURCES
 add_library(core STATIC ${CORE_SOURCES})
 target_include_directories(core PRIVATE ${PROJECT_SOURCE_DIR}/subprojects/csv-parser/single_include)
 if (WIN32)
-    target_link_libraries(core PRIVATE Boost::boost Boost::date_time sqlite3 nlohmann_json::nlohmann_json ${XLNT_LIBRARY} Threads::Threads fmt::fmt)
+    target_link_libraries(core PRIVATE sqlite3 nlohmann_json::nlohmann_json ${XLNT_LIBRARY} Threads::Threads fmt::fmt)
     target_link_libraries(core PRIVATE bcrypt)
 else()
-	target_link_libraries(core PRIVATE Boost::boost Boost::date_time sqlite3 nlohmann_json::nlohmann_json ${XLNT_LIBRARIES} Threads::Threads fmt::fmt)
+	target_link_libraries(core PRIVATE sqlite3 nlohmann_json::nlohmann_json ${XLNT_LIBRARIES} Threads::Threads fmt::fmt)
 endif()
 
 target_include_directories(core PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/..)

src/core/database.cpp

@@ -1,12 +1,12 @@
 #include "database.h"
 
+#include <chrono>
 #include <filesystem>
+#include <fmt/chrono.h>
 #include <iostream>
 #include <stdexcept>
 #include <vector>
 
-#include "boost/date_time/posix_time/posix_time.hpp"
-
 Database::Database(const std::string &dbname)
 {
     dbname_ = dbname;
@@ -45,8 +45,11 @@ void Database::newDb()
 
     fs::path sourcePath = dbname_;
     fs::path destPath = sourcePath.parent_path() / sourcePath.stem();
-    destPath += std::string("_") +=
-        boost::posix_time::to_iso_string(boost::posix_time::second_clock::local_time()) += ".db";
+
+    auto chronoTime = std::chrono::system_clock::now();
+    std::string timeString = fmt::format("{0:%F}T{0:%T}", chronoTime);
+
+    destPath += std::string("_") += timeString += ".db";
 
     fs::copy_file(sourcePath, destPath, fs::copy_options::overwrite_existing);
 
@@ -63,7 +66,7 @@ void Database::exec(const std::string &sql)
     const int errCode = sqlite3_exec(db_, sql.c_str(), nullptr, nullptr, &errMsg);
     if (errCode) {
         std::string errMsgString(errMsg); // Make a C++ string of the errMsg, so that we can call
-                                          // sqlite3_free() before throwing the exception
+                                            // sqlite3_free() before throwing the exception
         sqlite3_free(errMsg);
         throw std::runtime_error("Error in SQL execution: " + errMsgString);
     }