refactor: check offline for sqlitecpp before downloading release

Author: karthikeyjoshi

CMakeLists.txt

@@ -6,12 +6,18 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-set(SQLITECPP_INTERNAL_SQLITE ON CACHE BOOL "" FORCE)
 add_compile_definitions(SQLITE_ENABLE_FTS5)
 
-include(FetchContent)
-FetchContent_Declare(SQLiteCpp GIT_REPOSITORY https://github.com/SRombauts/SQLiteCpp.git GIT_TAG 3.3.1)
-FetchContent_MakeAvailable(SQLiteCpp)
+option(USE_SYSTEM_SQLITECPP "Use system SQLiteCpp package" OFF)
+
+if(USE_SYSTEM_SQLITECPP)
+    find_package(SQLiteCpp REQUIRED)
+else()
+    set(SQLITECPP_INTERNAL_SQLITE ON CACHE BOOL "" FORCE)
+    include(FetchContent)
+    FetchContent_Declare(SQLiteCpp GIT_REPOSITORY https://github.com/SRombauts/SQLiteCpp.git GIT_TAG 3.3.1)
+    FetchContent_MakeAvailable(SQLiteCpp)
+endif()
 
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(LIBGIT2 REQUIRED IMPORTED_TARGET libgit2)