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asura-tmdb
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Created DB module, cleaned working dir

This commit is contained in:
Felix Albrigtsen 2022-03-20 15:34:13 +01:00
parent bcd1bd276e
commit 19a7cb538d
6 changed files with 169 additions and 68 deletions
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55
src/server/index.js
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@ -1,27 +1,32 @@
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");
// Our self-written module for handling database operations
let tmdb = require("./tmdb.js");
// #region Express setup
const app = express();
const port = 3000;
app.engine('html', require('ejs').renderFile);
//app.engine('html', require('ejs').renderFile);
app.listen(port, () => {
console.log(`Listening on port ${port}`)
})
// #endregion
// #region frontend
// Serve static files from the React app
app.get("/", (req, res) => {
res.sendFile(path.join(__dirname, "public", "landing.html"));
});
// #endregion
// #region API
app.get("/tournament/getTournaments", (req, res) => {
tmdb.getTournaments()
.then(tournaments => {res.json({"status": "OK", "data": tournaments}); })
.catch(err => {res.json({"status": "error", "data": err}); });
});
app.get("/tournament/:tournamentId/getMatches", (req, res) => {
let tournamentId = req.params.tournamentId;
@ -30,34 +35,8 @@ app.get("/tournament/:tournamentId/getMatches", (req, res) => {
return
}
tournamentId = parseInt(tournamentId);
getMatchesByTournamentId(tournamentId)
tmdb.getMatchesByTournamentId(tournamentId)
.then(matches => res.send({"status": "OK", "data": matches}))
.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);
// }
// });
// });
// 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);
}
});
});
}
// #endregion

89
src/server/management/initDB.sql Normal file
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@ -0,0 +1,89 @@
-- WARNING: Will delete EVERYTHING in the database!
DROP TABLE IF EXISTS players;
DROP TABLE IF EXISTS matches;
DROP TABLE IF EXISTS teams;
DROP TABLE IF EXISTS tournaments;
-- Create the tables
CREATE TABLE tournaments (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
name TEXT NOT NULL,
startTime DATETIME NOT NULL,
endTime DATETIME NOT NULL
);
CREATE TABLE teams (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
tournamentId INTEGER NOT NULL,
name TEXT NOT NULL,
FOREIGN KEY (tournamentId) REFERENCES tournaments (id)
);
CREATE TABLE matches (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
tournamentId INTEGER NOT NULL,
parentMatchId INTEGER,
team1Id INTEGER,
team2Id INTEGER,
winnerId INTEGER,
FOREIGN KEY (tournamentId) REFERENCES tournaments (id),
FOREIGN KEY (team1Id) REFERENCES teams (id),
FOREIGN KEY (team2Id) REFERENCES teams (id)
);
CREATE TABLE players (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
name TEXT NOT NULL,
teamId INTEGER NOT NULL,
FOREIGN KEY (teamId) REFERENCES teams (id)
);
-- Example data (Two tournaments, 4 teams, single elimination)
INSERT INTO tournaments (name, startTime, endTime) VALUES ('Tournament 1', '2022-04-01 16:00:00', '2022-04-01 20:00:00');
INSERT INTO tournaments (name, startTime, endTime) VALUES ('Tournament 2', '2022-04-03 17:30:00', '2022-04-02 21:30:00');
INSERT INTO teams (tournamentId, name) VALUES (1, 'Fnatic'); -- 1
INSERT INTO teams (tournamentId, name) VALUES (1, 'Cloud 9'); -- 2
INSERT INTO teams (tournamentId, name) VALUES (1, 'Team Liquid'); -- 3
INSERT INTO teams (tournamentId, name) VALUES (1, 'LDLC'); -- 4
INSERT INTO teams (tournamentId, name) VALUES (2, 'Astralis'); -- 5
INSERT INTO teams (tournamentId, name) VALUES (2, 'Entropiq'); -- 6
INSERT INTO teams (tournamentId, name) VALUES (2, 'Team Vitality'); -- 7
INSERT INTO teams (tournamentId, name) VALUES (2, 'Godsent'); -- 8
-- tournament 1 --
-- Final match
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (1, NULL, NULL, NULL); -- 1
-- Semi-finals
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (1, 1, 1, 2); -- 2
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (1, 1, 3, 4); -- 3
-- tournament 2 --
-- Final match
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (2, NULL, NULL, NULL); -- 4
-- Semi-finals
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (2, 4, 5, 7); -- 5
INSERT INTO matches (tournamentId, parentMatchId, team1Id, team2Id) VALUES (2, 4, 6, 8); -- 6
-- Players
INSERT INTO players (name, teamId) VALUES ('Player 1', 1);
INSERT INTO players (name, teamId) VALUES ('Player 2', 1);
INSERT INTO players (name, teamId) VALUES ('Player 3', 2);
INSERT INTO players (name, teamId) VALUES ('Player 4', 2);
INSERT INTO players (name, teamId) VALUES ('Player 5', 3);
INSERT INTO players (name, teamId) VALUES ('Player 6', 3);
INSERT INTO players (name, teamId) VALUES ('Player 7', 4);
INSERT INTO players (name, teamId) VALUES ('Player 8', 4);
INSERT INTO players (name, teamId) VALUES ('Player 9', 5);
INSERT INTO players (name, teamId) VALUES ('Player 10', 5);
INSERT INTO players (name, teamId) VALUES ('Player 11', 6);
INSERT INTO players (name, teamId) VALUES ('Player 12', 6);
INSERT INTO players (name, teamId) VALUES ('Player 13', 7);
INSERT INTO players (name, teamId) VALUES ('Player 14', 7);
INSERT INTO players (name, teamId) VALUES ('Player 15', 8);
INSERT INTO players (name, teamId) VALUES ('Player 16', 8);

3
src/server/management/startServer.sh Executable file
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@ -0,0 +1,3 @@
autossh -L 3306:mysql.stud.ntnu.no:3306 isvegg -N &
npm start

29
src/server/match.js
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@ -1,29 +0,0 @@
class Match {
tournamentId = null;
teamIds = [];
scores = {};
winner = null;
constructor(tournamentId, teamIds) {
this.tournamentId = tournamentId;
this.teamIds = teamIds;
//this.scores = Array(teamIds.length).fill(0);
for (let teamId of teamIds) {
this.scores[teamId] = 0;
}
}
setScore = function(teamId, score) {
scores[teamId] = score;
};
getScore = function(teamId) {
return scores[teamId];
};
setWinner = function(teamId) {
this.winner = teamId;
};
}
module.exports = Match;

3
src/server/package.json
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@ -5,7 +5,8 @@
"main": "index.js",
"scripts": {
"start": "nodemon index.js",
"test": "echo \"Error: no test specified\" && exit 1"
"test": "echo \"Error: no test specified\" && exit 1",
"initdb": "mysql -h mysql.stud.ntnu.no -u felixalb_sysut -p felixalb_asura < ./management/initDB.sql"
},
"author": "felixalb, kristoju, jonajha, krisleri",
"license": "ISC",

58
src/server/tmdb.js Normal file
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@ -0,0 +1,58 @@
// TMDB - Tournament Manager DataBase
// Handles all the database operations for the Tournament Manager
// Exports the following functions:
module.exports = {
getMatchesByTournamentId: getMatchesByTournamentId,
getTournaments: getTournaments,
executeStatement: executeStatement
}
const mysql = require("mysql");
let connection = mysql.createConnection({
host: process.env.DB_HOST,
user: process.env.DB_USER,
password: process.env.DB_PASSWORD,
database: process.env.DB_DATABASE
});
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);
}
});
});
}
function getTournaments() {
return new Promise(function(resolve, reject) {
connection.query("SELECT * FROM tournaments", (err, tournaments) => {
if (err) {
console.log(err);
reject(err);
} else {
resolve(tournaments);
}
});
});
}
// Dangerous function, use with caution.
// Used to initialize and manage the database by management tools, not by the main application.
function executeStatement(statement) {
return new Promise(function(resolve, reject) {
connection.query(statement, (err, sets) => {
if (err) {
console.log(err);
reject(err);
} else {
resolve(sets);
}
});
});
}