-module(sqlode@writer).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/sqlode/writer.gleam").
-export([write_all/1, error_to_string/1]).
-export_type([generated_file/0, write_error/0]).

-type generated_file() :: {generated_file, binary(), binary(), binary()}.

-type write_error() :: {directory_create_error, binary(), binary()} |
    {file_write_error, binary(), binary()}.

-file("src/sqlode/writer.gleam", 15).
-spec write_all(list(generated_file())) -> {ok, list(binary())} |
    {error, write_error()}.
write_all(Files) ->
    _pipe@2 = gleam@list:try_fold(
        Files,
        [],
        fun(Written, File) ->
            gleam@result:'try'(
                begin
                    _pipe = simplifile:create_directory_all(
                        erlang:element(2, File)
                    ),
                    gleam@result:map_error(
                        _pipe,
                        fun(_) ->
                            {directory_create_error,
                                erlang:element(2, File),
                                <<"Failed to create directory"/utf8>>}
                        end
                    )
                end,
                fun(_) ->
                    Full_path = filepath:join(
                        erlang:element(2, File),
                        erlang:element(3, File)
                    ),
                    gleam@result:'try'(
                        begin
                            _pipe@1 = simplifile:write(
                                Full_path,
                                erlang:element(4, File)
                            ),
                            gleam@result:map_error(
                                _pipe@1,
                                fun(_) ->
                                    {file_write_error,
                                        Full_path,
                                        <<"Failed to write file"/utf8>>}
                                end
                            )
                        end,
                        fun(_) -> {ok, [Full_path | Written]} end
                    )
                end
            )
        end
    ),
    gleam@result:map(_pipe@2, fun lists:reverse/1).

-file("src/sqlode/writer.gleam", 41).
-spec error_to_string(write_error()) -> binary().
error_to_string(Error) ->
    case Error of
        {directory_create_error, Path, Detail} ->
            <<<<<<"Failed to create directory "/utf8, Path/binary>>/binary,
                    ": "/utf8>>/binary,
                Detail/binary>>;

        {file_write_error, Path@1, Detail@1} ->
            <<<<<<"Failed to write file "/utf8, Path@1/binary>>/binary,
                    ": "/utf8>>/binary,
                Detail@1/binary>>
    end.