oaspec

-module(oaspec@codegen@ir_render).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/oaspec/codegen/ir_render.gleam").
-export([render/1]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

-file("src/oaspec/codegen/ir_render.gleam", 40).
?DOC(" Render a type definition to Gleam source.\n").
-spec render_type_def(
    gleam@string_tree:string_tree(),
    oaspec@codegen@ir:type_def()
) -> gleam@string_tree:string_tree().
render_type_def(Sb, Type_def) ->
    case Type_def of
        {type_alias, Name, Target} ->
            _pipe = Sb,
            _pipe@1 = oaspec@util@string_extra:line(
                _pipe,
                <<<<<<"pub type "/utf8, Name/binary>>/binary, " = "/utf8>>/binary,
                    Target/binary>>
            ),
            oaspec@util@string_extra:blank_line(_pipe@1);

        {record_type, Name@1, Fields} ->
            Sb@1 = begin
                _pipe@2 = Sb,
                oaspec@util@string_extra:line(
                    _pipe@2,
                    <<<<"pub type "/utf8, Name@1/binary>>/binary, " {"/utf8>>
                )
            end,
            Field_strs = gleam@list:map(
                Fields,
                fun(F) ->
                    <<<<(erlang:element(2, F))/binary, ": "/utf8>>/binary,
                        (erlang:element(3, F))/binary>>
                end
            ),
            Sb@2 = begin
                _pipe@3 = Sb@1,
                oaspec@util@string_extra:indent(
                    _pipe@3,
                    1,
                    <<<<<<Name@1/binary, "("/utf8>>/binary,
                            (gleam@string:join(Field_strs, <<", "/utf8>>))/binary>>/binary,
                        ")"/utf8>>
                )
            end,
            _pipe@4 = Sb@2,
            _pipe@5 = oaspec@util@string_extra:line(_pipe@4, <<"}"/utf8>>),
            oaspec@util@string_extra:blank_line(_pipe@5);

        {union_type, Name@2, Variants} ->
            Sb@3 = begin
                _pipe@6 = Sb,
                oaspec@util@string_extra:line(
                    _pipe@6,
                    <<<<"pub type "/utf8, Name@2/binary>>/binary, " {"/utf8>>
                )
            end,
            Sb@5 = gleam@list:fold(
                Variants,
                Sb@3,
                fun(Sb@4, Variant) -> case Variant of
                        {variant_with_type, Vname, Inner_type} ->
                            _pipe@7 = Sb@4,
                            oaspec@util@string_extra:indent(
                                _pipe@7,
                                1,
                                <<<<<<Vname/binary, "("/utf8>>/binary,
                                        Inner_type/binary>>/binary,
                                    ")"/utf8>>
                            );

                        {variant_empty, Vname@1} ->
                            _pipe@8 = Sb@4,
                            oaspec@util@string_extra:indent(_pipe@8, 1, Vname@1)
                    end end
            ),
            _pipe@9 = Sb@5,
            _pipe@10 = oaspec@util@string_extra:line(_pipe@9, <<"}"/utf8>>),
            oaspec@util@string_extra:blank_line(_pipe@10);

        {enum_type, Name@3, Variants@1} ->
            Sb@6 = begin
                _pipe@11 = Sb,
                oaspec@util@string_extra:line(
                    _pipe@11,
                    <<<<"pub type "/utf8, Name@3/binary>>/binary, " {"/utf8>>
                )
            end,
            Sb@8 = gleam@list:fold(
                Variants@1,
                Sb@6,
                fun(Sb@7, Variant_name) -> _pipe@12 = Sb@7,
                    oaspec@util@string_extra:indent(_pipe@12, 1, Variant_name) end
            ),
            _pipe@13 = Sb@8,
            _pipe@14 = oaspec@util@string_extra:line(_pipe@13, <<"}"/utf8>>),
            oaspec@util@string_extra:blank_line(_pipe@14)
    end.

-file("src/oaspec/codegen/ir_render.gleam", 28).
?DOC(" Render a single declaration (doc comment + type definition).\n").
-spec render_declaration(
    gleam@string_tree:string_tree(),
    oaspec@codegen@ir:declaration()
) -> gleam@string_tree:string_tree().
render_declaration(Sb, Decl) ->
    Sb@1 = case erlang:element(2, Decl) of
        {some, Doc} ->
            _pipe = Sb,
            oaspec@util@string_extra:doc_comment(_pipe, Doc);

        none ->
            Sb
    end,
    render_type_def(Sb@1, erlang:element(3, Decl)).

-file("src/oaspec/codegen/ir_render.gleam", 14).
?DOC(" Render a complete IR Module to a Gleam source string.\n").
-spec render(oaspec@codegen@ir:module_()) -> binary().
render(Module) ->
    Sb = begin
        _pipe = oaspec@util@string_extra:file_header(<<"0.12.0"/utf8>>),
        oaspec@util@string_extra:imports(_pipe, erlang:element(3, Module))
    end,
    Sb@2 = gleam@list:fold(
        erlang:element(4, Module),
        Sb,
        fun(Sb@1, Decl) -> render_declaration(Sb@1, Decl) end
    ),
    oaspec@util@string_extra:to_string(Sb@2).