-module(kitazith@timestamp).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/kitazith/timestamp.gleam").
-export([from_rfc3339/1, from_unix_seconds/1, to_string/1, to_json/1]).
-export_type([timestamp/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.

-opaque timestamp() :: {timestamp, gleam@time@timestamp:timestamp()}.

-file("src/kitazith/timestamp.gleam", 14).
?DOC(" Parse an RFC 3339 string into a `Timestamp`.\n").
-spec from_rfc3339(binary()) -> {ok, timestamp()} | {error, nil}.
from_rfc3339(Input) ->
    case gleam@time@timestamp:parse_rfc3339(Input) of
        {ok, Ts} ->
            {ok, {timestamp, Ts}};

        {error, nil} ->
            {error, nil}
    end.

-file("src/kitazith/timestamp.gleam", 22).
?DOC(" Create a `Timestamp` from Unix seconds.\n").
-spec from_unix_seconds(integer()) -> timestamp().
from_unix_seconds(Seconds) ->
    {timestamp, gleam@time@timestamp:from_unix_seconds(Seconds)}.

-file("src/kitazith/timestamp.gleam", 27).
?DOC(" Convert a `Timestamp` to an RFC 3339 string in UTC.\n").
-spec to_string(timestamp()) -> binary().
to_string(Ts) ->
    gleam@time@timestamp:to_rfc3339(erlang:element(2, Ts), {duration, 0, 0}).

-file("src/kitazith/timestamp.gleam", 32).
?DOC(" Serialize a `Timestamp` to JSON as an RFC 3339 string.\n").
-spec to_json(timestamp()) -> gleam@json:json().
to_json(Ts) ->
    gleam@json:string(to_string(Ts)).