-module(migrant).
-compile([no_auto_import, nowarn_unused_vars]).

-export([migrate/2]).

-spec migrate(sqlight:connection(), binary()) -> {ok, nil} |
    {error, migrant@types:error()}.
migrate(Db, Migration_dir) ->
    migrant@database:create_migrations_table(
        Db,
        fun() ->
            migrant@filesystem:load_migration_files(
                Migration_dir,
                fun(Migrations) ->
                    migrant@database:filter_applied_migrations(
                        Db,
                        Migrations,
                        fun(Migrations@1) ->
                            case migrant@database:apply_migrations(
                                Db,
                                Migrations@1
                            ) of
                                {ok, _} ->
                                    {ok, nil};

                                {error, Err} ->
                                    gleam@io:debug(Err),
                                    erlang:error(#{gleam_error => panic,
                                            message => <<"Something went horribly wrong, see above for details."/utf8>>,
                                            module => <<"migrant"/utf8>>,
                                            function => <<"migrate"/utf8>>,
                                            line => 19})
                            end
                        end
                    )
                end
            )
        end
    ).