import type Mastodon from "../types/mastodon";
import type { IProfile } from "../types/Profile";
import deploy from "./deploy";
import destroy from "./destroy";
import { GatewayNodes, getUniqueDomainName, selectSpecificGatewayNode } from "./gatewayHelpers";
import checkVMExist, { checkGW } from "./prepareDeployment";
import rootFs from "./rootFs";
import { InternalSolutionProviderID } from "./solutionProvider";

export default async function deployMastodon(profile: IProfile, mastodon: Mastodon, gateway: GatewayNodes) {
  // gateway model: <solution-type><twin-id><solution_name>
  const domainName = await getUniqueDomainName(profile, mastodon.name, "Mastodon");

  const [publicNodeId, nodeDomain] = selectSpecificGatewayNode(gateway);
  mastodon.domain = `${domainName}.${nodeDomain}`;

  const mastodonVm = await _deployMastodon(profile, mastodon);
  const ip = mastodonVm["planetary"] as string;

  try {
    await _deployGateway(profile, domainName, ip, publicNodeId);
  } catch (err) {
    await destroy(profile, "Mastodon", mastodon.name);
    throw err;
  }

  return mastodonVm;
}

function _deployMastodon(profile: IProfile, mastodon: Mastodon) {
  const { DiskModel, MachineModel, MachinesModel, NetworkModel, generateString } = window.configs.grid3_client;

  const {
    name,
    adminUsername,
    adminPassword,
    adminEmail,
    domain,
    nodeId,

    tfConnect,
    SMTP_PORT,
    SMTP_EMAIL,
    SMTP_SERVER,
    SMTP_PASSWORD,

    cpu,
    memory,
    disks: [{ size }],
    publicIp,
  } = mastodon;

  const randomSuffix = generateString(10).toLowerCase();

  const network = new NetworkModel();
  network.name = `net${randomSuffix}`;
  network.ip_range = "10.1.0.0/16";

  const disk = new DiskModel();
  disk.name = `disk${randomSuffix}`;
  disk.size = size;
  disk.mountpoint = "/var/lib/docker";

  const vm = new MachineModel();
  vm.name = name;
  vm.node_id = nodeId;
  vm.disks = [disk];
  vm.public_ip = publicIp;
  vm.planetary = true;
  vm.cpu = cpu;
  vm.memory = memory;
  vm.rootfs_size = rootFs(cpu, memory);
  vm.flist = "https://hub.grid.tf/omda.3bot/mahmoudemmad-mastodon-latest.flist"; // requires update.
  vm.entrypoint = "/sbin/zinit init";
  vm.env = {
    LOCAL_DOMAIN: domain,

    SMTP_SERVER: SMTP_SERVER,
    SMTP_LOGIN: SMTP_EMAIL,
    SMTP_PASSWORD: SMTP_PASSWORD,
    SMTP_PORT: SMTP_PORT,

    SUPERUSER_USERNAME: adminUsername,
    SUPERUSER_EMAIL: adminEmail,
    SUPERUSER_PASSWORD: adminPassword,
    SSH_KEY: profile.sshKey,
    IS_TF_CONNECT: `${tfConnect}`,
  };
  vm.solutionProviderId = InternalSolutionProviderID;

  const vms = new MachinesModel();
  vms.name = name;
  vms.network = network;
  vms.machines = [vm];

  const metadate = {
    type: "vm",
    name: name,
    projectName: "Mastodon",
  };
  vms.metadata = JSON.stringify(metadate);

  return deploy(profile, "Mastodon", name, async grid => {
    await checkVMExist(grid, "Mastodon", name);

    return grid.machines
      .deploy(vms)
      .then(() => grid.machines.getObj(name))
      .then(([vm]) => vm);
  });
}

function _deployGateway(profile: IProfile, name: string, ip: string, nodeId: number) {
  const { GatewayNameModel } = window.configs.grid3_client;

  const gw = new GatewayNameModel();
  gw.name = name;
  gw.node_id = nodeId;
  gw.tls_passthrough = false;
  gw.backends = [`http://[${ip}]:3000`];
  gw.solutionProviderId = InternalSolutionProviderID;

  const metadate = {
    type: "gateway",
    name: name,
    projectName: "Mastodon",
  };
  gw.metadata = JSON.stringify(metadate);

  return deploy(profile, "GatewayName", name, async grid => {
    await checkGW(grid, name, "Mastodon");
    return grid.gateway
      .deploy_name(gw)
      .then(() => grid.gateway.getObj(name))
      .then(([gw]) => gw);
  });
}