ezconfig

-module(ezconfig).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/ezconfig.gleam").
-export([get_config/1, get_rps/1, get_max_concurrent/1, list_domains/0, has_config/1]).
-export_type([api_config/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.

-type api_config() :: {api_config, integer(), integer(), binary()}.

-file("src/ezconfig.gleam", 31).
?DOC(
    " Community-maintained API configurations\n"
    " Update this dict and publish a new version to add/modify APIs\n"
).
-spec api_configs() -> gleam@dict:dict(binary(), api_config()).
api_configs() ->
    maps:from_list(
        [{<<"api.openai.com"/utf8>>,
                {api_config,
                    60,
                    10,
                    <<"Tier 1: 60 req/min = 1 req/sec, but bursts allowed"/utf8>>}},
            {<<"api.anthropic.com"/utf8>>,
                {api_config, 50, 5, <<"Claude API rate limits"/utf8>>}},
            {<<"api.stripe.com"/utf8>>,
                {api_config,
                    100,
                    20,
                    <<"Stripe has high rate limits, can handle concurrent requests well"/utf8>>}},
            {<<"api.github.com"/utf8>>,
                {api_config,
                    10,
                    3,
                    <<"GitHub API: 5000 req/hour = ~1.4 req/sec, be conservative"/utf8>>}},
            {<<"api.twitter.com"/utf8>>,
                {api_config,
                    15,
                    5,
                    <<"Twitter API v2 rate limits vary by endpoint"/utf8>>}},
            {<<"graph.facebook.com"/utf8>>,
                {api_config,
                    200,
                    10,
                    <<"Facebook Graph API has high limits"/utf8>>}},
            {<<"www.googleapis.com"/utf8>>,
                {api_config,
                    10,
                    5,
                    <<"Google APIs vary widely, this is conservative default"/utf8>>}},
            {<<"slack.com"/utf8>>,
                {api_config,
                    1,
                    1,
                    <<"Slack webhooks: 1 req/sec tier limit"/utf8>>}},
            {<<"discord.com"/utf8>>,
                {api_config,
                    50,
                    10,
                    <<"Discord API has generous rate limits"/utf8>>}},
            {<<"api.sendgrid.com"/utf8>>,
                {api_config, 10, 5, <<"SendGrid email API"/utf8>>}},
            {<<"api.twilio.com"/utf8>>,
                {api_config, 20, 5, <<"Twilio messaging API"/utf8>>}},
            {<<"api.hubspot.com"/utf8>>,
                {api_config,
                    10,
                    3,
                    <<"HubSpot CRM API: 100 req/10sec = 10 req/sec"/utf8>>}},
            {<<"api.notion.com"/utf8>>,
                {api_config, 3, 2, <<"Notion API: 3 req/sec rate limit"/utf8>>}},
            {<<"api.airtable.com"/utf8>>,
                {api_config,
                    5,
                    2,
                    <<"Airtable API: 5 req/sec rate limit"/utf8>>}},
            {<<"shopify.com"/utf8>>,
                {api_config,
                    2,
                    2,
                    <<"Shopify REST API: 2 req/sec (burst 40)"/utf8>>}}]
    ).

-file("src/ezconfig.gleam", 105).
?DOC(" Get configuration for a specific API domain\n").
-spec get_config(binary()) -> gleam@option:option(api_config()).
get_config(Domain) ->
    _pipe = gleam_stdlib:map_get(api_configs(), Domain),
    gleam@option:from_result(_pipe).

-file("src/ezconfig.gleam", 110).
?DOC(" Get RPS for a domain, or None if not configured\n").
-spec get_rps(binary()) -> gleam@option:option(integer()).
get_rps(Domain) ->
    case get_config(Domain) of
        {some, Config} ->
            {some, erlang:element(2, Config)};

        none ->
            none
    end.

-file("src/ezconfig.gleam", 118).
?DOC(" Get max_concurrent for a domain, or None if not configured\n").
-spec get_max_concurrent(binary()) -> gleam@option:option(integer()).
get_max_concurrent(Domain) ->
    case get_config(Domain) of
        {some, Config} ->
            {some, erlang:element(3, Config)};

        none ->
            none
    end.

-file("src/ezconfig.gleam", 126).
?DOC(" Get all configured domains\n").
-spec list_domains() -> list(binary()).
list_domains() ->
    maps:keys(api_configs()).

-file("src/ezconfig.gleam", 131).
?DOC(" Check if a domain has a configuration\n").
-spec has_config(binary()) -> boolean().
has_config(Domain) ->
    case get_config(Domain) of
        {some, _} ->
            true;

        none ->
            false
    end.