{ pkgs, lib, ... }:
let
  extraConfig = ''
    if ($request_method = OPTIONS) {
        return 204;
    }
    # this makes workadventure magically send CORS headers
    add_header Access-Control-Allow-Headers Range;

    proxy_set_header Host            $host;
    proxy_set_header X-Forwarded-For $remote_addr;
  '';

  workadventure-repository = pkgs.fetchgit {
    url = "https://github.com/thecodingmachine/workadventure.git";
    rev = "c2d0cda441dde6f4fed79aa742b11122b0bffd68";
    sha256 = "1r1f80l07wk0jdmjyf4a4fq9mynjdmixivc4pf72ry4xx51hsv2y";
  };

  homeFolder = "/srv/workadventure";

  debugMode = "true";

  # If your Jitsi environment has authentication set up,
  # you MUST set JITSI_PRIVATE_MODE to "true" and
  # you MUST pass a SECRET_JITSI_KEY to generate the JWT secret

  #JITSI_PRIVATE_MODE = "false";
  jitsiPrivateMode = "false";

  #SECRET_JITSI_KEY=
  secretJitsiKey = "";

  #JITSI_ISS=
  jitsiISS = "";

  #ADMIN_API_TOKEN = 123
  adminAPIToken = "123";

  domain = "workadventure.palovandalo.com";

  #jitsiURL = "meet.palovandalo.com";
  jitsiURL = "meet.jit.si";

  mainURL = domain;
  mainPort = 9000;

  adminURL = "admin.${domain}";
  adminPort = 9001;

  apiURL = "api.${domain}";
  apiPort = 9002;

  mapsURL = "maps.${domain}";
  mapsPort = 9003;

  playURL = "play.${domain}";
  #playPort = 9004;
  playPort = 8080;

  pusherURL = "pusher.${domain}";
  pusherPort = 9005;

  uploaderURL = "uploader.${domain}";
  uploaderPort = 9006;

in {

  # todo delete
  networking.firewall = {
    allowedTCPPorts = [ 80 443 8080 ];
    allowedUDPPorts = [ 80 443 8080 ];
  };

  services.nginx.enable = true;

  #services.nginx.recommendedGzipSettings = true;
  #services.nginx.recommendedOptimisation = true;
  #services.nginx.recommendedProxySettings = true;
  #services.nginx.recommendedTlsSettings = true;

  systemd.services.workadventureRepository = {
    enable = true;
    wantedBy = [ "multi-user.target" ];
    script = ''
      mkdir -p ${homeFolder}
      cp -r "${workadventure-repository}"/* "${homeFolder}/"
      chmod -R 777 "${homeFolder}"
    '';
    before = [
      "docker-back.service"
      "docker-maps.service"
      "docker-messages.service"
      "docker-prune.service"
      "docker-uploader.service"
      "docker-website.service"
    ];
  };

  systemd.services.workadventure-network = {
    enable = true;
    wantedBy = [ "multi-user.target" ];
    script = ''
      ${pkgs.docker}/bin/docker network create --driver bridge workadventure
    '';
    after = [ "docker" ];
    before = [
      "docker-back.service"
      "docker-maps.service"
      "docker-messages.service"
      "docker-prune.service"
      "docker-uploader.service"
      "docker-website.service"
    ];
  };

  virtualisation.oci-containers.backend = "docker";

  #virtualisation.oci-containers.containers.reverse-proxy = {
  #  image = "traefik:v2.0";
  #  cmd = [
  #    "--api.insecure=true"
  #    "--providers.docker"
  #    "--entryPoints.web.address=:80"
  #    "--entryPoints.websecure.address=:443"
  #  ];
  #  ports = [
  #    "80:80"
  #    "443:443"
  #    # The Web UI (enabled by --api.insecure=true)
  #    "8080:8080"
  #  ];
  #  dependsOn = [ "back" "front" ];
  #  volumes = [ "/var/run/docker.sock:/var/run/docker.sock" ];
  #};

  virtualisation.oci-containers.containers.front = {
    image = "thecodingmachine/nodejs:14";
    environment = {
      DEBUG_MODE = debugMode;
      JITSI_URL = jitsiURL;
      JITSI_PRIVATE_MODE = jitsiPrivateMode;
      HOST = "0.0.0.0";
      #HTTP_PORT = "80";
      NODE_ENV = "development";
      #NODE_ENV = "production";
      API_URL = pusherURL;
      UPLOADER_URL = uploaderURL;
      ADMIN_URL = adminURL;
      STARTUP_COMMAND_1 = "yarn install";
      #TURN_SERVER = "turn:coturn.workadventu.re:443,turns:coturn.workadventu.re:443";
      #TURN_USER = "workadventure";
      #TURN_PASSWORD = "WorkAdventure123";
    };
    cmd = [ "yarn" "run" "start" ];
    volumes = [ "${homeFolder}/front:/usr/src/app" ];
    #ports = [ "${toString playPort}:8080" ];
    ports = [ "0.0.0.0:${toString playPort}:8080" ];
    extraOptions = let
      labelFile = pkgs.writeText "front-labels" ''
        #traefik.http.routers.front.rule=Host(`play.${domain}`)
        #traefik.http.routers.front.entryPoints=web,traefik
        #traefik.http.services.front.loadbalancer.server.port=8080

        #traefik.http.routers.front-ssl.rule=Host(`play.${domain}`)
        #traefik.http.routers.front-ssl.entryPoints=websecure
        #traefik.http.routers.front-ssl.tls=false
        #traefik.http.routers.front-ssl.service=front
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-front.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${playURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString playPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };
  services.nginx.virtualHosts."${adminURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString mainPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.pusher = {
    image = "thecodingmachine/nodejs:12";
    cmd = [ "yarn" "dev" ];
    environment = {
      DEBUG = "*";
      STARTUP_COMMAND_1 = "yarn install";
      SECRET_JITSI_KEY = secretJitsiKey;
      SECRET_KEY = "yourSecretKey";
      ADMIN_API_TOKEN = adminAPIToken;
      API_URL = "back:50051";
      #API_URL = "back:8080";
      JITSI_URL = jitsiURL;
      JITSI_ISS = jitsiISS;
    };
    volumes = [ "${homeFolder}/pusher:/usr/src/app" ];
    ports = [ "${toString pusherPort}:8080" ];
    extraOptions = let
      labelFile = pkgs.writeText "pusher-labels" ''
        #traefik.http.routers.pusher.rule=Host(`pusher.${domain}`)
        #traefik.http.routers.pusher.entryPoints=web
        #traefik.http.services.pusher.loadbalancer.server.port=8080
        #traefik.http.routers.pusher-ssl.rule=Host(`pusher.${domain}`)
        #traefik.http.routers.pusher-ssl.entryPoints=websecure
        #traefik.http.routers.pusher-ssl.tls=false
        #traefik.http.routers.pusher-ssl.service=pusher
        #traefik.http.middlewares.api.headers.customResponseHeaders.Access-Control-Allow-Origin=http://play.${domain}
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-pusher.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${pusherURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString pusherPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.maps = {
    image = "thecodingmachine/nodejs:12-apache";
    environment = {
      DEBUG_MODE = debugMode;
      HOST = "0.0.0.0";
      NODE_ENV = "development";
      STARTUP_COMMAND_0 = "sudo a2enmod headers";
      STARTUP_COMMAND_1 = "yarn install";
      STARTUP_COMMAND_2 = "yarn run dev &";
    };
    volumes = [ "${homeFolder}/maps:/var/www/html" ];
    ports = [ "${toString mapsPort}:80" ];
    extraOptions = let
      labelFile = pkgs.writeText "maps-labels" ''
        #traefik.http.routers.maps.rule=Host(`maps.${domain}`)
        #traefik.http.routers.maps.entryPoints=web,traefik
        #traefik.http.services.maps.loadbalancer.server.port=80
        #traefik.http.routers.maps-ssl.rule=Host(`maps.${domain}`)
        #traefik.http.routers.maps-ssl.entryPoints=websecure
        #traefik.http.routers.maps-ssl.tls=false
        #traefik.http.routers.maps-ssl.service=maps
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-maps.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${mapsURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString mapsPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.back = {
    image = "thecodingmachine/nodejs:12";
    cmd = [ "yarn" "dev" ];
    environment = {
      DEBUG = "*";
      STARTUP_COMMAND_1 = "yarn install";
      SECRET_KEY = "yourSecretKey";
      SECRET_JITSI_KEY = secretJitsiKey;
      #HTTP_PORT = "80";
      ALLOW_ARTILLERY = "true";
      ADMIN_API_TOKEN = adminAPIToken;
      JITSI_URL = jitsiURL;
      JITSI_ISS = jitsiISS;
    };
    volumes = [ "${homeFolder}/back:/usr/src/app" ];
    ports = [ "${toString apiPort}:8080" ];
    extraOptions = let
      labelFile = pkgs.writeText "back-labels" ''
        #traefik.http.routers.back.rule=Host(`api.${domain}`)
        #traefik.http.routers.back.entryPoints=web
        #traefik.http.services.back.loadbalancer.server.port=8080
        #traefik.http.routers.back-ssl.rule=Host(`api.${domain}`)
        #traefik.http.routers.back-ssl.entryPoints=websecure
        #traefik.http.routers.back-ssl.tls=false
        #traefik.http.routers.back-ssl.service=back
        #traefik.http.middlewares.api.headers.customResponseHeaders.Access-Control-Allow-Origin=http://play.${domain}
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-back.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${apiURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString apiPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.uploader = {
    image = "thecodingmachine/nodejs:12";
    cmd = [ "yarn" "dev" ];
    environment = {
      DEBUG = "*";
      STARTUP_COMMAND_1 = "yarn install";
    };
    volumes = [ "${homeFolder}/uploader:/usr/src/app" ];
    ports = [ "${toString uploaderPort}:8080" ];
    extraOptions = let
      labelFile = pkgs.writeText "uploader-labels" ''
        #traefik.http.routers.uploader.rule=Host(`uploader.${domain}`)
        #traefik.http.routers.uploader.entryPoints=web
        #traefik.http.services.uploader.loadbalancer.server.port=8080
        #traefik.http.routers.uploader-ssl.rule=Host(`uploader.${domain}`)
        #traefik.http.routers.uploader-ssl.entryPoints=websecure
        #traefik.http.routers.uploader-ssl.tls=true
        #traefik.http.routers.uploader-ssl.service=uploader
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-uploader.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${uploaderURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString uploaderPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.website = {
    image = "thecodingmachine/nodejs:12-apache";
    environment = {
      STARTUP_COMMAND_1 = "npm install";
      STARTUP_COMMAND_2 = "npm run watch &";
      APACHE_DOCUMENT_ROOT = "dist/";
    };
    volumes = [ "${homeFolder}/website:/var/www/html" ];
    ports = [ "${toString mainPort}:80" ];
    extraOptions = let
      labelFile = pkgs.writeText "website-labels" ''
        #traefik.http.routers.website.rule=Host(`${domain}`)
        #traefik.http.routers.website.entryPoints=web
        #traefik.http.services.website.loadbalancer.server.port=8080
        #traefik.http.routers.website-ssl.rule=Host(`${domain}`)
        #traefik.http.routers.website-ssl.entryPoints=websecure
        #traefik.http.routers.website-ssl.tls=true
        #traefik.http.routers.website-ssl.service=website
      '';
    in [ "--label-file" (toString labelFile) "--network=workadventure" ];
  };
  systemd.services.docker-website.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };
  services.nginx.virtualHosts."${mainURL}" = {
    #enableACME = true;
    #forceSSL = true;
    locations."/" = {
      proxyPass = "http://localhost:${toString mainPort}";
      proxyWebsockets = true;
      extraConfig = extraConfig;
    };
  };

  virtualisation.oci-containers.containers.messages = {
    image = "thecodingmachine/workadventure-back-base:latest";
    environment = {
      STARTUP_COMMAND_1 = "yarn install";
      STARTUP_COMMAND_2 = "yarn run proto:watch";
    };
    volumes = [
      "${homeFolder}/messages:/usr/src/app"
      "${homeFolder}/back:/usr/src/back"
      "${homeFolder}/front:/usr/src/front"
      "${homeFolder}/pusher:/usr/src/pusher"
    ];
  };
  systemd.services.docker-messages.serviceConfig = {
    StandardOutput = lib.mkForce "journal";
    StandardError = lib.mkForce "journal";
  };

}