import "dart:io";
import "package:args/args.dart";
import "package:matrixoidc/controllers/settings_controller.dart";
import "package:matrixoidc/helpers/api_helper.dart";
import "package:riverpod/riverpod.dart";
import "package:shelf/shelf.dart";
import "package:shelf/shelf_io.dart";
import "package:shelf_router/shelf_router.dart";

void main(List<String> argsRaw) async {
  final parser = ArgParser()
    ..addOption("socket", abbr: "s")
    ..addOption("serviceDomain", abbr: "d")
    ..addOption("port", abbr: "p", defaultsTo: "8080")
    ..addOption("address", abbr: "a", defaultsTo: "127.0.0.1")
    ..addOption("issuer", abbr: "i", mandatory: true)
    ..addOption("homeserver", abbr: "h", mandatory: true)
    ..addOption("jwtSecretFile", abbr: "j", mandatory: true)
    ..addOption("authorizeEndpoint", abbr: "e", mandatory: true);

  final container = ProviderContainer();

  container
      .read(SettingsController.provider.notifier)
      .set(parser.parse(argsRaw));

  final apiHelper = container.read(ApiHelper.provider);

  final handler = const Pipeline()
      .addMiddleware(logRequests())
      .addHandler(
        (Router()
              ..get(
                "/.well-known/openid-configuration",
                apiHelper.openidConfiguration,
              )
              ..get("/userinfo", apiHelper.userinfoHandler)
              ..get("/jwks.json", apiHelper.jwks)
              ..post("/login", apiHelper.handleLogin)
              ..post("/token", apiHelper.tokenHandler))
            .call,
      );

  final args = container.read(SettingsController.provider)!;
  final server = HttpServer.listenOn(
    await ServerSocket.bind(
      InternetAddress(
        args.socket ?? args.address,
        type: args.socket == null
            ? InternetAddressType.any
            : InternetAddressType.unix,
      ),
      int.parse(args.port),
    ),
  );

  serveRequests(server, handler);
  print("OIDC provider listening at ${server.address.address}:${server.port}");
}