// @author tykayn contact@cipherbliss.com www.cipherbliss.com
// imports
import utils from "./utils.ts";
import parserConfig from "./config.ts";
import { v4 as uuidv4 } from "uuid";
import { htmlEscape } from "escape-goat";
import Parser from "rss-parser";
import { Client } from "pg";
const fetch = require("node-fetch");
let parser = new Parser();

// @ts-ignore
console.log(" ===============================================".blue);
// @ts-ignore
console.log(" ====  Rss Feeder for mobilizon - by tykayn ====".blue);
// @ts-ignore
console.log(" ===============================================".blue);
if (parserConfig.debug) {
  // @ts-ignore
  console.log("configMobilizon".blue, config);
}
const utilsTools = new utils();

let localMobilizonEventsByTitle = [];

// trouver si un évènement existe déjà par son titre
const doesThisEventAlreadyExistInLocalEvents = (rssEvent) => {
  const eventAlreadyExists =
    -1 !== localMobilizonEventsByTitle.indexOf(rssEvent.title);
  if (!eventAlreadyExists) {
    if (parserConfig.debug) {
      console.log("ajouter l event ", htmlEscape(rssEvent.title));
    }
    addEventQuery(rssEvent);
  }
};

let createEventQueries = "";
let counterOfEventsToAdd = 0;
const addEventQuery = (rssEvent) => {
  if (!createEventQueries) {
    createEventQueries =
      "INSERT INTO events(title, description, organizer_actor_id,inserted_at,updated_at, uuid, url, status, category, options,participants_stats, begins_on, ends_on) VALUES ";
  }
  if (counterOfEventsToAdd) {
    createEventQueries += ` , `;
  }

  let title = "'" + htmlEscape(rssEvent.title) + "'";
  let content = "'" + htmlEscape(rssEvent.content) + "'";
  let uuid = uuidv4();
  let uuidString = "'" + uuid + "'";
  let eventUrl =
    "'" + parserConfig.mobilizon_public_url + "/events/" + uuid + "'";
  let begins_on = "'" + utilsTools.convertRssDate(rssEvent.date) + "'";
  let ends_on = "'" + utilsTools.convertRssDate(rssEvent.date) + "'";
  let baseOptions =
    '{"offers": [], "program": null, "attendees": [], "show_end_time": true, "show_start_time": true, "comment_moderation": "allow_all", "anonymous_participation": true, "participation_condition": [], "show_participation_price": false, "maximum_attendee_capacity": 0, "remaining_attendee_capacity": 0, "hide_organizer_when_group_event": false, "show_remaining_attendee_capacity": false}';
  let baseStats =
    '{"creator": 1, "rejected": 0, "moderator": 0, "participant": 0, "not_approved": 0, "administrator": 0, "not_confirmed": 0}';
  // TODO complete with date conversion
  //  begins_on , ends_on expecting date format like this: "2020-12-17 23:00:00"

  createEventQueries += `( ${title}, ${content}, ${parserConfig.feeder_mobilizon_user_id}, 'now()','now()', ${uuidString}, ${eventUrl}, 'confirmed' , 'meeting', ${baseOptions}, ${baseStats}, ${begins_on} , ${ends_on} )`;

  counterOfEventsToAdd++;
};
const runCreationQuery = async () => {
  createEventQueries = createEventQueries + ";";
  utilsTools.writeFile("event_creation_query.psql", createEventQueries);

  if (createEventQueries) {
    console.log("     ");
    console.log(" ⚙️⚙️⚙️ ");
    console.log("     ");
    console.log(" createEventQueries");
    console.log(createEventQueries);

    const res = await client.query(createEventQueries);
    console.log("res", res);
    return res;
  }
};

const client = new Client({
  host: "localhost",
  user: parserConfig.db_user,
  password: parserConfig.db_pass,
  database: parserConfig.db_name,
});

(async () => {
  console.log("⌛ interroger la BDD mobilizon postgresql");

  await client.connect();
  console.log("✅ OK connecté à postgresql");
  console.log(" ");
  const res = await client.query("SELECT * from events");
  console.log("💾 évènements enregistrés dans mobilizon : ", res.rows.length); // Hello world!

  utilsTools.postgresEventsExisting = res.rows;

  if (parserConfig.askAgendaDuLibre) {
    // @ts-ignore
    console.log(" ====================================================".blue);
    // @ts-ignore
    console.log(" ====  demander à l'agenda du libre son flux RSS ====".blue);
    // @ts-ignore
    console.log(" ====================================================".blue);

    console.log("⌛ lecture du flux rss : " + parserConfig.rss_feed_url);
    let feed = await parser.parseURL(parserConfig.rss_feed_url);
    console.log("✅ flux rss obtenu");
    utilsTools.writeFile("agenda_du_libre_feed.xml", feed);
    console.log(feed.title);

    console.log("⚙️ interprétation des évènements");
    console.log(
      "⌛ trouver les évènements qui ne font pas partie de la BDD mobilizon postgresql"
    );
    feed.items.forEach((eventFound) => {
      console.log(eventFound.title);
      // console.log('item', item)
      utilsTools.agendadulibre.doesEventExists(eventFound);
    });
  }
  if (parserConfig.askOsmCal) {
    // @ts-ignore
    console.log(" ====================================================".blue);
    // @ts-ignore
    console.log(" ====  demander à OSM cal ====".blue);
    // @ts-ignore
    console.log(" ====================================================".blue);

    fetch(parserConfig.osmcal_url, { method: "GET" })
      .then((res) => res.json())
      .then((arrayOfEvents) => {
        console.log("json osmcal count", arrayOfEvents.length);

        utilsTools.writeFile("osmcal.json", arrayOfEvents);

        arrayOfEvents.forEach((eventFound) => {
          console.log(eventFound.name);
          // console.log('item', item)
          utilsTools.osmCal.doesEventExists(eventFound);
        });
      });
  }

  if (parserConfig.runAddQueriesToMobilizon) {
    // @ts-ignore
    console.log(
      "➕ rajouter les évènements manquants à la base mobilizon".blue
    );

    await runCreationQuery();
    // @ts-ignore
    console.log(" ---------- ".green);
    // @ts-ignore
    console.log(counterOfEventsToAdd, " évènements ajoutés ".green);
    // @ts-ignore
    console.log(" ---------- ".green);
    // @ts-ignore
    console.log("✅ ça c'est fait ".green);
  }
  await client.end();
})();

exports = () => {
  console.log("hey ho", this);
};