const Client = require("ssb-client");
const ssbKeys = require("ssb-keys");
const ssbConfig = require("./ssb-config");
const queries = require("./queries");
const debug = require("debug")("express");
const metrics = require("./metrics");

let ssbClient;

let homeFolder =
  process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE;
let ssbSecret = ssbKeys.loadOrCreateSync(
  `${homeFolder}/.${process.env.CONFIG_FOLDER || "social"}/secret`
);
let syncing = false;

Client(ssbSecret, ssbConfig, async (err, server) => {
  if (err) throw err;

  ssbClient = server;

  queries.progress(({ rate, feeds, incompleteFeeds, progress, total }) => {
    if (incompleteFeeds > 0) {
      if (!syncing) debug("syncing");
      syncing = true;
    } else {
      syncing = false;
    }

    metrics.ssbProgressRate.set(rate);
    metrics.ssbProgressFeeds.set(feeds);
    metrics.ssbProgressIncompleteFeeds.set(incompleteFeeds);
    metrics.ssbProgressProgress.set(progress);
    metrics.ssbProgressTotal.set(total);
  });
  console.log("SSB Client ready");
});

module.exports.client = () => ssbClient;
module.exports.isSyncing = () => syncing;