From be1a19f7c7654710a065d83c9cda1997823b3f00 Mon Sep 17 00:00:00 2001
From: King_DuckZ <king_duckz@gmx.com>
Date: Sat, 22 Aug 2020 02:30:00 +0100
Subject: [PATCH] Move backend name to config file

Still, only one backend is available at this point.
---
 orotool.conf          | 1 +
 src/app_config.cpp    | 7 +++++++
 src/app_config.hpp    | 1 +
 src/config.hpp.in     | 8 ++++++++
 src/main.cpp          | 2 +-
 src/oro/originsdb.cpp | 2 +-
 6 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/orotool.conf b/orotool.conf
index aac4ee0..9e824bf 100644
--- a/orotool.conf
+++ b/orotool.conf
@@ -1,6 +1,7 @@
 [system]
 db_path=originsro.db3
 worker_threads=3
+backend=sqlite
 
 [rules]
 fetch_extra_delay=30
diff --git a/src/app_config.cpp b/src/app_config.cpp
index 6173536..aee069c 100644
--- a/src/app_config.cpp
+++ b/src/app_config.cpp
@@ -34,6 +34,9 @@ namespace {
 	constexpr const char g_worker_threads_sect[] = "system";
 	constexpr const char g_worker_threads[] = "worker_threads";
 
+	constexpr const char g_backend_sect[] = "system";
+	constexpr const char g_backend[] = "backend";
+
 	constexpr const char g_fetch_extra_delay_sect[] = "rules";
 	constexpr const char g_fetch_extra_delay[] = "fetch_extra_delay";
 	constexpr const char g_fetch_extra_delay_def[] = "30";
@@ -125,4 +128,8 @@ std::size_t AppConfig::fetch_extra_delay() const {
 	}
 }
 
+std::string_view AppConfig::backend() const {
+	return value_ifp(m_ini, g_backend_sect, g_backend, g_def_backend_name, false);
+}
+
 } //namespace duck
diff --git a/src/app_config.hpp b/src/app_config.hpp
index d940eb7..dfe9f96 100644
--- a/src/app_config.hpp
+++ b/src/app_config.hpp
@@ -32,6 +32,7 @@ public:
 	std::string_view api_key() const;
 	std::size_t worker_threads() const;
 	std::size_t fetch_extra_delay() const;
+	std::string_view backend() const;
 
 private:
 	kamokan::IniFile m_ini;
diff --git a/src/config.hpp.in b/src/config.hpp.in
index 0e5c715..15135bb 100644
--- a/src/config.hpp.in
+++ b/src/config.hpp.in
@@ -31,4 +31,12 @@ constexpr const unsigned short int g_version_patch = @PROJECT_VERSION_PATCH@;
 
 #mesondefine OROTOOL_WITH_SQLITE
 
+#if defined(OROTOOL_WITH_SQLITE)
+constexpr const char g_sqlite_backend_name[] = "sqlite";
+#endif
+
+#if defined(OROTOOL_WITH_SQLITE)
+inline constexpr const auto& g_def_backend_name = g_sqlite_backend_name;
+#endif
+
 } //namespace duck
diff --git a/src/main.cpp b/src/main.cpp
index e947104..89766b0 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -74,7 +74,7 @@ int main(int argc, char* argv[]) {
 
 		print_ping(oro_api);
 
-		std::unique_ptr<oro::OriginsDB> db(oro::OriginsDB::make("sqlite", app_conf.db_path()));
+		std::unique_ptr<oro::OriginsDB> db(oro::OriginsDB::make(app_conf.backend(), app_conf.db_path()));
 
 		duck::test(
 			&oro_api,
diff --git a/src/oro/originsdb.cpp b/src/oro/originsdb.cpp
index 4fb5d8b..e9f95e3 100644
--- a/src/oro/originsdb.cpp
+++ b/src/oro/originsdb.cpp
@@ -29,7 +29,7 @@ namespace oro {
 			return {};
 		}
 #if defined(OROTOOL_WITH_SQLITE)
-		else if (name == "sqlite") {
+		else if (name == duck::g_sqlite_backend_name) {
 			return std::make_unique<OriginsDBSQLite>(param);
 		}
 #endif