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Diffstat (limited to 'src/trivia/server.js')
| -rw-r--r-- | src/trivia/server.js | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/src/trivia/server.js b/src/trivia/server.js new file mode 100644 index 0000000..19d4fcd --- /dev/null +++ b/src/trivia/server.js @@ -0,0 +1,245 @@ +const uuidv4 = require('uuid/v4'); +const words = require('./words').words; +const prompts = require('./prompts').prompts; + +function setUpRoutes(server, models, jwtFunctions, database) { + // simple send files + server.get('/trivia', (req, res) => res.sendFile(__dirname + "/index.html")) + server.get('/trivia/main.js', (req, res) => res.sendFile(__dirname + "/static/main.js")) + server.get('/trivia/styles.css', (req, res) => res.sendFile(__dirname + "/static/styles.css")) + + // a list of games + var games = [] + let STATES = { + GUESSING: 0, + WAITING: 1, + OVER: 2 + } + + // generates a game code + function generateGameCode() { + // let words = ["cat", "dog"]; + var index = Math.floor(Math.random() * words.length) + // ensure no duplicate game code + while (games.find(el => el.gameCode == words[index].toLowerCase())) { + var index = Math.floor(Math.random() * words.length) + } + return words[index].toLowerCase() + } + // gets a new game object + function getNewGame(hostCookie, hostName) { + let gameCode = generateGameCode(); + return { + host: hostCookie, + players: [{ cookie: hostCookie, name: hostName }], + questions: [], + gameCode: gameCode, + buzzes: [] + } + } + // adds a player to a game object + function addToGame(gameCode, playerCookie, playerName) { + let game = games.find(el => el.gameCode == gameCode) + if (game) { + game.players.push({ cookie: playerCookie, name: playerName }) + return true + } + return false + } + function findGameByCookie(cookie) { + return games.find(el => el.players.some(player => player.cookie == cookie)) + } + function findPlayerByCookie(game, cookie) { + return game.players.find(player => player.cookie == cookie) + } + function getPlayerNames(players) { + // return players.map(player => player.name) + return players.map(player => { + return { name: player.name, score: player.score } + }) + } + // Turn the game into a public game object (no cookies, etc.) + function getPublicGame(cookie) { + var game = findGameByCookie(cookie) + if (!game) { + return { message: "no game active" } + } else { + let isHost = cookie == game.host + let username = game.players.find(player => player.cookie == cookie).name + let players = getPlayerNames(game.players) + // console.log(players) + var newGame = { + host: isHost, + players: players, + name: username, + gameCode: game.gameCode, + gameStarted: game.gameStarted, + state: game.state, + round: game.round, + questions: game.questions, + buzzes: game.buzzes + } + if(game.state == STATES.WAITING){ + newGame.players = getPlayerNames(game.players.filter(player => player.cookie != game.host)) + } else if(game.state == STATES.OVER){ + newGame.players = getPlayerNames(game.players.filter(player => player.cookie != game.host)) + var winningScore = Math.max.apply(Math, game.players.map(player => player.score)) + var winningPlayers = game.players.filter(player => player.score == winningScore) + newGame.winner = winningPlayers.map(player => player.name).join(", ") + // console.log(newGame) + } + + return newGame + } + } + // marks the game as started + function startGame(cookie) { + let game = games.find(el => el.host == cookie) + if (game && game.players.length >= 2) { + game.gameStarted = true + game.round = 0; + game.players.forEach(player => { + player.score = 0 + }) + game.state = STATES.GUESSING + return true + } else { + return false + } + } + function endRound(game) { + game.state = STATES.GUESSING + game.buzzes = [] + game.round += 1 + if (game.round >= game.questions.length) { + game.state = STATES.OVER + } + } + function endQuestion(game){ + game.state = STATES.WAITING + } + // give points to player + function giveScore(game, index, score) { + let player = game.players[index] + player.score += score + } + // Requested by host once + server.get('/trivia/host-game', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + cookie = uuidv4(); + res.cookie('session', cookie, { expires: new Date(Date.now() + (1000 * 60 * 60)) }); + } + let username = req.query.name + var game = getNewGame(cookie, username) + games.push(game) + res.status(200).send(getPublicGame(cookie)) + }) + // Requested by players joining from game code + server.get('/trivia/join-game', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + cookie = uuidv4(); + res.cookie('session', cookie, { expires: new Date(Date.now() + (1000 * 60 * 60)) }); + } + let username = req.query.name + let code = req.query.code + if (addToGame(code, cookie, username)) { + res.status(200).send(getPublicGame(cookie)) + } else { + res.status(200).send({ message: "Invalid game code" }) + } + }) + // starts the game + server.get('/trivia/start-game', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie || !startGame(cookie)) { + res.status(400).send({ message: "you cannot start a game" }); + } else { + res.status(200).send(getPublicGame(cookie)) + } + }) + // constantly requested by client while in lobby + server.get('/trivia/lobby-status', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + res.status(400).send({ message: "you are not in a game" }); + } else { + res.status(200).send(getPublicGame(cookie)) + } + }) + // constantly requested by client while game started + server.get('/trivia/game-status', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + res.status(200).send(getPublicGame(cookie)) + } + }) + server.get('/trivia/giveScore', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie || req.query.index == undefined || req.query.points == undefined) { + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + giveScore(game, req.query.index, Number(req.query.points)) + res.status(200).send() + } + }) + server.get('/trivia/submit', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie || req.query.text == undefined) { + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + console.log(game.hostCookie, cookie) + if(game.host != cookie){ + res.status(400).send({ message: "you are not host" }); + } + game.questions.push(req.query.text) + res.status(200).send() + } + }) + server.get('/trivia/endRound', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + endRound() + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + endRound(game) + res.status(200).send() + } + }) + server.get('/trivia/endQuestion', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + endRound() + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + endQuestion(game) + res.status(200).send() + } + }) + server.get('/trivia/buzz', (req, res, next) => { + let cookie = req.cookies.session; + if (!cookie) { + endRound() + res.status(400).send({ message: "you are not in a game" }); + } else { + var game = findGameByCookie(cookie) + var player = findPlayerByCookie(game, cookie) + game.buzzes.push(player.name) + res.status(200).send() + } + }) +} + +module.exports = { + setUpRoutes +}; + + |