{ config, lib, ... }:
let
  cfg = config.services.mastodon;
in
{
  services.nginx.virtualHosts = {
    "mastodon.pub.solar" = {
      root = "${cfg.package}/public/";
      # mastodon only supports https, but you can override this if you offload tls elsewhere.
      forceSSL = lib.mkDefault true;
      enableACME = lib.mkDefault true;

      locations."/system/".alias = "/var/lib/mastodon/public-system/";

      locations."/" = {
        tryFiles = "$uri @proxy";
      };

      locations."/auth/sign_up".extraConfig = ''
        return 302 /auth/sign_in;
      '';

      locations."/auth/confirmation/new".extraConfig = ''
        return 302 https://auth.pub.solar/realms/pub.solar/login-actions/reset-credentials?client_id=mastodon;
      '';

      locations."/auth/password/new".extraConfig = ''
        return 302 https://auth.pub.solar/realms/pub.solar/login-actions/reset-credentials?client_id=mastodon;
      '';

      locations."@proxy" = {
        proxyPass = (if cfg.enableUnixSocket then "http://unix:/run/mastodon-web/web.socket" else "http://127.0.0.1:${toString(cfg.webPort)}");
        proxyWebsockets = true;
      };

      locations."/api/v1/streaming/" = {
        proxyPass = (if cfg.enableUnixSocket then "http://unix:/run/mastodon-streaming/streaming.socket" else "http://127.0.0.1:${toString(cfg.streamingPort)}/");
        proxyWebsockets = true;
      };
    };
  };
}