-module(drip@internal@render).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/drip/internal/render.gleam").
-export([init_summary/2, list_summary/1, add_summary/4, remove_summary/4]).
-export_type([entry/0]).

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

?MODULEDOC(false).

-type entry() :: {entry, binary(), boolean()}.

-file("src/drip/internal/render.gleam", 235).
?DOC(false).
-spec is_unchanged(drip@internal@project:file_change()) -> boolean().
is_unchanged(Change) ->
    case Change of
        {unmodified, _} ->
            true;

        {created, _} ->
            false;

        {modified, _} ->
            false;

        {deleted, _} ->
            false
    end.

-file("src/drip/internal/render.gleam", 242).
?DOC(false).
-spec align_rows(list({binary(), binary(), binary()})) -> list(binary()).
align_rows(Rows) ->
    Width = gleam@list:fold(
        Rows,
        0,
        fun(Max, Row) ->
            {_, Label, _} = Row,
            gleam@int:max(Max, string:length(Label))
        end
    ),
    gleam@list:map(
        Rows,
        fun(Row@1) ->
            {Glyph, Label@1, Value} = Row@1,
            <<<<<<<<<<"  "/utf8, Glyph/binary>>/binary, " "/utf8>>/binary,
                        (gleam@string:pad_end(Label@1, Width, <<" "/utf8>>))/binary>>/binary,
                    " "/utf8>>/binary,
                Value/binary>>
        end
    ).

-file("src/drip/internal/render.gleam", 226).
?DOC(false).
-spec change_label(drip@internal@project:file_change()) -> binary().
change_label(Change) ->
    case Change of
        {created, _} ->
            <<"created"/utf8>>;

        {modified, _} ->
            <<"modified"/utf8>>;

        {unmodified, _} ->
            <<"skipped"/utf8>>;

        {deleted, _} ->
            <<"deleted"/utf8>>
    end.

-file("src/drip/internal/render.gleam", 217).
?DOC(false).
-spec change_glyph(drip@internal@project:file_change()) -> binary().
change_glyph(Change) ->
    case Change of
        {created, _} ->
            <<"+"/utf8>>;

        {modified, _} ->
            <<"~"/utf8>>;

        {unmodified, _} ->
            <<"="/utf8>>;

        {deleted, _} ->
            <<"-"/utf8>>
    end.

-file("src/drip/internal/render.gleam", 205).
?DOC(false).
-spec change_row(
    drip@internal@project:project(),
    drip@internal@project:file_change()
) -> {binary(), binary(), binary()}.
change_row(Project, Change) ->
    Path = drip@internal@project:relative_path(
        Project,
        erlang:element(2, Change)
    ),
    Value = case Change of
        {unmodified, _} ->
            <<Path/binary, " (unchanged)"/utf8>>;

        {created, _} ->
            Path;

        {modified, _} ->
            Path;

        {deleted, _} ->
            Path
    end,
    {change_glyph(Change), change_label(Change), Value}.

-file("src/drip/internal/render.gleam", 201).
?DOC(false).
-spec change_rows(
    drip@internal@project:project(),
    list(drip@internal@project:file_change())
) -> list(binary()).
change_rows(Project, Changes) ->
    _pipe = Changes,
    _pipe@1 = gleam@list:map(
        _pipe,
        fun(_capture) -> change_row(Project, _capture) end
    ),
    align_rows(_pipe@1).

-file("src/drip/internal/render.gleam", 9).
?DOC(false).
-spec init_summary(
    drip@internal@project:project(),
    list(drip@internal@project:file_change())
) -> binary().
init_summary(Project, Changes) ->
    Rows = change_rows(Project, Changes),
    Directory = drip@internal@project:relative_path(
        Project,
        drip@internal@project:vendor_directory(Project)
    ),
    Header = case gleam@list:all(Changes, fun is_unchanged/1) of
        true ->
            <<<<"✓ drip is already initialized in "/utf8, Directory/binary>>/binary,
                "."/utf8>>;

        false ->
            <<<<"✓ Initialized drip in "/utf8, Directory/binary>>/binary,
                "."/utf8>>
    end,
    Footer = <<<<"Next steps:\n"/utf8,
            "  gleam run -m drip -- add <element>   vendor an element\n"/utf8>>/binary,
        "  gleam run -m drip -- list            see what is available"/utf8>>,
    _pipe = lists:append([[Header, <<""/utf8>>], Rows, [<<""/utf8>>, Footer]]),
    gleam@string:join(_pipe, <<"\n"/utf8>>).

-file("src/drip/internal/render.gleam", 259).
?DOC(false).
-spec pluralize(integer(), binary()) -> binary().
pluralize(Count, Singular) ->
    case Count of
        1 ->
            Singular;

        _ ->
            <<Singular/binary, "s"/utf8>>
    end.

-file("src/drip/internal/render.gleam", 75).
?DOC(false).
-spec vendored_label(boolean()) -> binary().
vendored_label(Vendored) ->
    case Vendored of
        true ->
            <<"vendored"/utf8>>;

        false ->
            <<"available"/utf8>>
    end.

-file("src/drip/internal/render.gleam", 68).
?DOC(false).
-spec vendored_glyph(boolean()) -> binary().
vendored_glyph(Vendored) ->
    case Vendored of
        true ->
            <<"✓"/utf8>>;

        false ->
            <<" "/utf8>>
    end.

-file("src/drip/internal/render.gleam", 35).
?DOC(false).
-spec list_summary(list(entry())) -> binary().
list_summary(Entries) ->
    case Entries of
        [] ->
            <<"There are no elements in the source registry."/utf8>>;

        _ ->
            Rows = begin
                _pipe = Entries,
                _pipe@1 = gleam@list:map(
                    _pipe,
                    fun(Entry) ->
                        {vendored_glyph(erlang:element(3, Entry)),
                            vendored_label(erlang:element(3, Entry)),
                            erlang:element(2, Entry)}
                    end
                ),
                align_rows(_pipe@1)
            end,
            Count = erlang:length(Entries),
            Header = <<<<<<(erlang:integer_to_binary(Count))/binary, " "/utf8>>/binary,
                    (pluralize(Count, <<"element"/utf8>>))/binary>>/binary,
                " available in the source registry."/utf8>>,
            Footer = <<"Next steps:\n"/utf8,
                "  gleam run -m drip -- add <element>   vendor an element"/utf8>>,
            _pipe@2 = lists:append(
                [[Header, <<""/utf8>>], Rows, [<<""/utf8>>, Footer]]
            ),
            gleam@string:join(_pipe@2, <<"\n"/utf8>>)
    end.

-file("src/drip/internal/render.gleam", 129).
?DOC(false).
-spec required_packages(list(drip@internal@registry:element())) -> list(binary()).
required_packages(Vendored) ->
    _pipe = Vendored,
    _pipe@1 = gleam@list:flat_map(
        _pipe,
        fun(Element) -> erlang:element(4, Element) end
    ),
    _pipe@2 = gleam@list:unique(_pipe@1),
    gleam@list:sort(_pipe@2, fun gleam@string:compare/2).

-file("src/drip/internal/render.gleam", 136).
?DOC(false).
-spec names(list(drip@internal@registry:element())) -> list(binary()).
names(Elements) ->
    gleam@list:map(Elements, fun(Element) -> erlang:element(2, Element) end).

-file("src/drip/internal/render.gleam", 140).
?DOC(false).
-spec has_ffi(drip@internal@registry:element()) -> boolean().
has_ffi(Element) ->
    gleam@list:any(
        erlang:element(5, Element),
        fun(_capture) ->
            gleam_stdlib:string_ends_with(_capture, <<".ffi.mjs"/utf8>>)
        end
    ).

-file("src/drip/internal/render.gleam", 113).
?DOC(false).
-spec next_steps_block(list(drip@internal@registry:element())) -> binary().
next_steps_block(Vendored) ->
    Ffi = begin
        _pipe = Vendored,
        _pipe@1 = gleam@list:filter(_pipe, fun has_ffi/1),
        _pipe@2 = names(_pipe@1),
        gleam@list:map(
            _pipe@2,
            fun(Name) ->
                <<<<"  call "/utf8, Name/binary>>/binary,
                    ".init() from your app start"/utf8>>
            end
        )
    end,
    Packages@1 = case required_packages(Vendored) of
        [] ->
            [];

        Packages ->
            [<<"  gleam add "/utf8,
                    (gleam@string:join(Packages, <<" "/utf8>>))/binary>>]
    end,
    case lists:append([Ffi, Packages@1]) of
        [] ->
            <<""/utf8>>;

        Steps ->
            gleam@string:join([<<"Next steps:"/utf8>> | Steps], <<"\n"/utf8>>)
    end.

-file("src/drip/internal/render.gleam", 189).
?DOC(false).
-spec skipped_block(list(binary()), binary()) -> binary().
skipped_block(Names, Reason) ->
    case Names of
        [] ->
            <<""/utf8>>;

        _ ->
            _pipe = gleam@list:map(
                Names,
                fun(Name) ->
                    {<<"="/utf8>>,
                        <<"skipped"/utf8>>,
                        <<<<<<Name/binary, " ("/utf8>>/binary, Reason/binary>>/binary,
                            ")"/utf8>>}
                end
            ),
            _pipe@1 = align_rows(_pipe),
            gleam@string:join(_pipe@1, <<"\n"/utf8>>)
    end.

-file("src/drip/internal/render.gleam", 178).
?DOC(false).
-spec changes_block(
    drip@internal@project:project(),
    binary(),
    list(drip@internal@project:file_change())
) -> binary().
changes_block(Project, Header, Changes) ->
    case change_rows(Project, Changes) of
        [] ->
            Header;

        Rows ->
            gleam@string:join([Header, <<""/utf8>> | Rows], <<"\n"/utf8>>)
    end.

-file("src/drip/internal/render.gleam", 174).
?DOC(false).
-spec join_blocks(list(binary())) -> binary().
join_blocks(Blocks) ->
    _pipe = Blocks,
    _pipe@1 = gleam@list:filter(_pipe, fun(Block) -> Block /= <<""/utf8>> end),
    gleam@string:join(_pipe@1, <<"\n\n"/utf8>>).

-file("src/drip/internal/render.gleam", 84).
?DOC(false).
-spec add_summary(
    drip@internal@project:project(),
    list(drip@internal@registry:element()),
    list(drip@internal@registry:element()),
    list(drip@internal@project:file_change())
) -> binary().
add_summary(Project, Vendored, Skipped, Changes) ->
    Directory = drip@internal@project:relative_path(
        Project,
        drip@internal@project:vendor_directory(Project)
    ),
    Count = erlang:length(Vendored),
    Header = case Vendored of
        [] ->
            <<<<"Requested elements are already vendored in "/utf8,
                    Directory/binary>>/binary,
                "."/utf8>>;

        _ ->
            <<<<<<<<<<<<"Vendored "/utf8,
                                    (erlang:integer_to_binary(Count))/binary>>/binary,
                                " "/utf8>>/binary,
                            (pluralize(Count, <<"element"/utf8>>))/binary>>/binary,
                        " into "/utf8>>/binary,
                    Directory/binary>>/binary,
                "."/utf8>>
    end,
    join_blocks(
        [changes_block(Project, Header, Changes),
            skipped_block(names(Skipped), <<"already vendored"/utf8>>),
            next_steps_block(Vendored)]
    ).

-file("src/drip/internal/render.gleam", 146).
?DOC(false).
-spec remove_summary(
    drip@internal@project:project(),
    list(binary()),
    list(binary()),
    list(drip@internal@project:file_change())
) -> binary().
remove_summary(Project, Removed, Skipped, Changes) ->
    Directory = drip@internal@project:relative_path(
        Project,
        drip@internal@project:vendor_directory(Project)
    ),
    Count = erlang:length(Removed),
    Header = case Removed of
        [] ->
            <<<<"No elements to remove from "/utf8, Directory/binary>>/binary,
                "."/utf8>>;

        _ ->
            <<<<<<<<<<<<"Removed "/utf8,
                                    (erlang:integer_to_binary(Count))/binary>>/binary,
                                " "/utf8>>/binary,
                            (pluralize(Count, <<"element"/utf8>>))/binary>>/binary,
                        " from "/utf8>>/binary,
                    Directory/binary>>/binary,
                "."/utf8>>
    end,
    join_blocks(
        [changes_block(Project, Header, Changes),
            skipped_block(Skipped, <<"not vendored"/utf8>>)]
    ).