-module(glean@message).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/glean/message.gleam").
-export([system/1, user/1, user_parts/1, assistant/1, tool_results/1]).
-export_type([message/0, user_content/0, assistant_content/0, tool_result/0, file_data/0]).

-type message() :: {system_message, binary()} |
    {user_message, list(user_content())} |
    {assistant_message, list(assistant_content())} |
    {tool_result_message, list(tool_result())}.

-type user_content() :: {user_text, binary()} |
    {user_file, file_data(), binary()}.

-type assistant_content() :: {assistant_text, binary()} |
    {assistant_reasoning, binary()} |
    {assistant_tool_call, binary(), binary(), binary()}.

-type tool_result() :: {tool_result_ok, binary(), binary(), binary()} |
    {tool_result_error, binary(), binary(), binary()}.

-type file_data() :: {base64_data, binary()} | {url_data, binary()}.

-file("src/glean/message.gleam", 42).
-spec system(binary()) -> message().
system(Content) ->
    {system_message, Content}.

-file("src/glean/message.gleam", 46).
-spec user(binary()) -> message().
user(Text) ->
    {user_message, [{user_text, Text}]}.

-file("src/glean/message.gleam", 50).
-spec user_parts(list(user_content())) -> message().
user_parts(Content) ->
    {user_message, Content}.

-file("src/glean/message.gleam", 54).
-spec assistant(binary()) -> message().
assistant(Text) ->
    {assistant_message, [{assistant_text, Text}]}.

-file("src/glean/message.gleam", 58).
-spec tool_results(list(tool_result())) -> message().
tool_results(Results) ->
    case not begin
        _pipe = Results,
        gleam@list:is_empty(_pipe)
    end of
        true -> nil;
        _assert_fail ->
            erlang:error(#{gleam_error => let_assert,
                        message => <<"Pattern match failed, no pattern matched the value."/utf8>>,
                        file => <<?FILEPATH/utf8>>,
                        module => <<"glean/message"/utf8>>,
                        function => <<"tool_results"/utf8>>,
                        line => 59,
                        value => _assert_fail,
                        start => 1319,
                        'end' => 1376,
                        pattern_start => 1330,
                        pattern_end => 1334})
    end,
    {tool_result_message, Results}.