-module(plume@cross_origin_resource_policy).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/plume/cross_origin_resource_policy.gleam").
-export([to_string/1]).
-export_type([cross_origin_resource_policy/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(
    " Cross-Origin Resource Policy (CORP)\n"
    "\n"
    " This response header determines which origins are allowed to\n"
    " read no-cors resource responses (e.g. those triggered by `<script>` and `<img>`).\n"
    "\n"
    " See the [MDN docs](https://developer.mozilla.org/en-US/docs/Web/HTTP/Guides/Cross-Origin_Resource_Policy).\n"
).

-type cross_origin_resource_policy() :: same_site | same_origin | cross_origin.

-file("src/plume/cross_origin_resource_policy.gleam", 24).
?DOC(" Encode as the `Cross-Origin-Resource-Policy` header value.\n").
-spec to_string(cross_origin_resource_policy()) -> binary().
to_string(Value) ->
    case Value of
        same_site ->
            <<"same-site"/utf8>>;

        same_origin ->
            <<"same-origin"/utf8>>;

        cross_origin ->
            <<"cross-origin"/utf8>>
    end.