const path = require("path");
const express = require("express");
const mysql = require("mysql");
require("dotenv").config();
let connection = mysql.createConnection({
  host: process.env.DB_HOST,
  user: process.env.DB_USER,
  password: process.env.DB_PASSWORD,
  database: process.env.DB_DATABASE
});

const Match = require("./match.js");

const app = express();
const port = 3000;
app.engine('html', require('ejs').renderFile);
app.listen(port, () => {
  console.log(`Listening on port ${port}`)
})


app.get("/", (req, res) => {
  res.sendFile(path.join(__dirname, "public", "landing.html"));
});

app.get("/tournament/:tournamentId/getMatches", (req, res) => {
  let tournamentId = req.params.tournamentId;
  getMatchesByTournamentId(tournamentId)
    .then((result) => res.send({"status": "OK", "data": result}))
    .catch((err) => res.send({"status": "ERROR", "data": err}));
});

// app.get("/getMatches", (req, res) => {
//   connection.query("SELECT * FROM matches", (err, matches) => {
//     if (err) {
//       console.log(err);
//     } else {
//       res.send(matches);
//     }
//   });
// });


// let tournaments = {
//   "1": {
//     "name": "Tournament 1",
//     "description": "This is the first tournament",
//     "matches":[
//       {"id": "2",
//       "player1": "Player 1",
//       "player2": "Player 2",
//       "winner": "Player 1",
//     }
//     ]
//   },
//   "2": { 
//     "name": "Tournament 2",
//     "description": "This is the second tournament",
//     "matches":[
//         {"id": "2",
//         "player1": "Player 1",
//         "player2": "Player 2",
//         "winner": "Player 1",
//       }]
//     }
// };
// app.get("/tournament/:tournamentId", (req, res) => {
//   res.render(path.join(__dirname, "public", "tournament.html"), {"tournament":tournaments[req.params.tournamentId]});
// });

function getMatchesByTournamentId(tournamentId) {
  return new Promise(function(resolve, reject) {
    connection.query("SELECT * FROM matches WHERE tournament_id = ?", [mysql.escape(tournamentId)], (err, matches) => {
      if (err) {
        console.log(err);
        reject(err);
      } else {
        resolve(matches);
      }
    });
  });
}