added game handler
This commit is contained in:
Wenszel
parent
5eea80b804
commit
7a72626f87
@ -23,12 +23,9 @@ node server.js
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- Express-session
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- MongoDB, Mongoose
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- MongoDB sessions store
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- SocketIO
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### Frontend
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- React
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- Axios
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- Material UI
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- Canvas
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## ToDo
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- Redis
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- SocketIO
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- Add more game logic
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- Canvas
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56
backend/handlers/gameHandler.js
Normal file
56
backend/handlers/gameHandler.js
Normal file
@ -0,0 +1,56 @@
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const RoomModel = require('../schemas/room');
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const { getPositionAfterMove } = require('../utils/functions');
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/*
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Function handle all requests
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file constains functions:
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1. roll
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2. move
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*/
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module.exports = (io, socket) => {
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const req = socket.request;
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const roll = () => {
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const rolledNumber = Math.ceil(Math.random() * 6);
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req.session.reload(err => {
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if (err) return socket.disconnect();
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// Saving session data
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req.session.rolledNumber = rolledNumber;
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req.session.save();
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socket.emit('game:roll', rolledNumber);
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});
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};
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const move = ({ pawnId }) => {
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RoomModel.findOne({ _id: req.session.roomId }, function (err, room) {
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if (!room) return err;
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const pawnIndex = room.pawns.findIndex(pawn => pawn._id == pawnId);
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room.pawns[pawnIndex].position = getPositionAfterMove(req.session.rolledNumber, room.pawns[pawnIndex]);
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const pawnsOnPos = room.pawns.filter(pawn => pawn.position == room.pawns[pawnIndex].position);
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pawnsOnPos.forEach(pawn => {
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if (pawn.color !== req.session.color) {
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const index = room.pawns.findIndex(i => i._id === pawn._id);
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room.pawns[index].position = room.pawns[index].basePos;
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}
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});
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// Updating moving player
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const playerIndex = room.players.findIndex(player => player.nowMoving === true);
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const roomSize = room.players.length;
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room.players[playerIndex].nowMoving = false;
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if (playerIndex + 1 === roomSize) {
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room.players[0].nowMoving = true;
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} else {
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room.players[playerIndex + 1].nowMoving = true;
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}
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// Updating timer
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room.nextMoveTime = Date.now() + 15000;
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// Pushing above data to database
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RoomModel.findOneAndUpdate({ _id: req.session.roomId }, room, (err, updatedRoom) => {
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if (!updatedRoom) return err;
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io.to(req.session.roomId).emit('room:data', JSON.stringify(updatedRoom));
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socket.emit('room:move');
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});
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});
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};
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socket.on('game:roll', roll);
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socket.on('game:move', move);
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};
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@ -42,64 +42,6 @@ router.post('/move', function (req, res){
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});
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});
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function getPosition(rolledNumber, pawn){
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const { position, color } = pawn;
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switch (color){
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case 'red':
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if(pawn.position + rolledNumber <= 73){
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if(position >= 0 && position <= 3) {
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return 16;
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}else if(position <= 66 && position + rolledNumber >= 67){
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return position + rolledNumber + 1;
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}else{
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return position + rolledNumber;
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}
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}else{
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return position;
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}
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case 'blue':
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if(pawn.position + rolledNumber <= 79){
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if(position >= 4 && position <= 7){
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return 55;
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}else if(position <= 67 && position + rolledNumber > 67){
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return position + rolledNumber - 52;
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}else if(position <= 53 && position + rolledNumber >= 54){
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return position + rolledNumber + 20;
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}else{
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return position + rolledNumber;
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}
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}else{
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return position;
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}
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case 'green':
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if(pawn.position + rolledNumber <= 85){
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if(position >= 8 && position <= 11){
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return 42;
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}else if(position <= 67 && position + rolledNumber > 67){
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return position + rolledNumber - 52;
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}else if(position <= 40 && position + rolledNumber >= 41){
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return position + rolledNumber + 39;
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}else{
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return position + rolledNumber;
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}
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}else{
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return position;
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}
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case 'yellow':
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if(pawn.position + rolledNumber <= 85){
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if(position >= 12 && position <= 15){
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return 29;
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}else if(position <= 67 && position + rolledNumber > 67){
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return position + rolledNumber - 52;
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}else if(position <= 27 && position + rolledNumber >= 28){
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return position + rolledNumber + 58;
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}else{
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return position + rolledNumber;
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}
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}else{
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return position;
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}
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}
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};
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module.exports = router;
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@ -4,6 +4,7 @@ const cookieParser = require('cookie-parser');
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const { sessionMiddleware, wrap } = require('./controllers/serverController');
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const registerPlayerHandlers = require('./handlers/playerHandler');
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const registerRoomHandlers = require('./handlers/roomHandler');
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const registerGameHandlers = require('./handlers/gameHandler');
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const PORT = 8080;
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const mongoose = require('mongoose');
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const CONNECTION_URI = require('./credentials.js');
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@ -75,6 +76,7 @@ io.use(wrap(sessionMiddleware));
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io.on('connection', socket => {
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registerPlayerHandlers(io, socket);
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registerRoomHandlers(io, socket);
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registerGameHandlers(io, socket);
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if (socket.request.session.roomId) {
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socket.join(socket.request.session.roomId);
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socket.emit('player:data', JSON.stringify(socket.request.session));
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@ -82,13 +84,6 @@ io.on('connection', socket => {
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}
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});
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//ROUTES CONFIG
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const playerRoutes = require('./routes/player');
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const gameRoutes = require('./routes/game');
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app.use('/player', playerRoutes);
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app.use('/game', gameRoutes);
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if (process.env.NODE_ENV === 'production') {
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app.use(express.static('/app/build'));
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app.get('/', (req, res) => {
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@ -1,16 +1,75 @@
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const { colors } = require("./constants");
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const { colors } = require('./constants');
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function getStartPositions() {
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const startPositions = [];
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for (let i = 0; i < 16; i++) {
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let pawn = {};
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pawn.basePos = i;
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pawn.position = i;
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if (i < 4) pawn.color = colors[0];
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else if (i < 8) pawn.color = colors[1];
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else if (i < 12) pawn.color = colors[2];
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else if (i < 16) pawn.color = colors[3];
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startPositions.push(pawn);
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}
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return startPositions;
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const startPositions = [];
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for (let i = 0; i < 16; i++) {
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let pawn = {};
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pawn.basePos = i;
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pawn.position = i;
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if (i < 4) pawn.color = colors[0];
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else if (i < 8) pawn.color = colors[1];
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else if (i < 12) pawn.color = colors[2];
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else if (i < 16) pawn.color = colors[3];
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startPositions.push(pawn);
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}
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return startPositions;
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}
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module.exports = { getStartPositions };
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function getPositionAfterMove(rolledNumber, pawn) {
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const { position, color } = pawn;
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switch (color) {
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case 'red':
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if (pawn.position + rolledNumber <= 73) {
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if (position >= 0 && position <= 3) {
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return 16;
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} else if (position <= 66 && position + rolledNumber >= 67) {
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return position + rolledNumber + 1;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'blue':
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if (pawn.position + rolledNumber <= 79) {
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if (position >= 4 && position <= 7) {
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return 55;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 53 && position + rolledNumber >= 54) {
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return position + rolledNumber + 20;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'green':
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if (pawn.position + rolledNumber <= 85) {
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if (position >= 8 && position <= 11) {
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return 42;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 40 && position + rolledNumber >= 41) {
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return position + rolledNumber + 39;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'yellow':
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if (pawn.position + rolledNumber <= 85) {
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if (position >= 12 && position <= 15) {
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return 29;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 27 && position + rolledNumber >= 28) {
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return position + rolledNumber + 58;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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}
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}
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module.exports = { getStartPositions, getPositionAfterMove };
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@ -1,6 +1,5 @@
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import React, { useState, useEffect, useContext, useCallback } from 'react';
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import { PlayerDataContext, SocketContext } from '../App';
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import axios from 'axios';
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import Map from './game-board-components/Map';
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import Dice from './game-board-components/Dice';
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import Navbar from './Navbar';
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@ -1,5 +1,5 @@
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import React, { useState } from 'react';
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import axios from 'axios';
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import React, { useState, useEffect, useContext } from 'react';
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import { SocketContext } from '../../App';
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import one from '../../images/dice/1.png';
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import two from '../../images/dice/2.png';
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import three from '../../images/dice/3.png';
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@ -8,20 +8,28 @@ import five from '../../images/dice/5.png';
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import six from '../../images/dice/6.png';
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const Dice = ({ rolledNumberCallback, nowMoving }) => {
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const socket = useContext(SocketContext);
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const [rolledNumber, setRolledNumber] = useState();
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const [images] = useState([one, two, three, four, five, six]);
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const handleRoll = () => {
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axios.get('/game/roll', {withCredentials: true}).then(response => {
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const utterance = new SpeechSynthesisUtterance(response.data.number);
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socket.emit('game:roll');
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};
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useEffect(() => {
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socket.on('game:roll', number => {
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const utterance = new SpeechSynthesisUtterance(number);
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speechSynthesis.speak(utterance);
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setRolledNumber(response.data.number);
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rolledNumberCallback(response.data.number);
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})
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}
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return(
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<div className="dice-container">
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{rolledNumber ? <img src={images[rolledNumber - 1]} alt={rolledNumber} width="100" height="100"/> : nowMoving ? <button onClick={handleRoll}> Roll </button> : null}
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setRolledNumber(number);
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rolledNumberCallback(number);
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});
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}, []);
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return (
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<div className='dice-container'>
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{rolledNumber ? (
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<img src={images[rolledNumber - 1]} alt={rolledNumber} width='100' height='100' />
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) : nowMoving ? (
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<button onClick={handleRoll}> Roll </button>
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) : null}
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</div>
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)
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}
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export default Dice;
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);
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};
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export default Dice;
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@ -1,13 +1,13 @@
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import React, { useEffect, useRef, useState, useContext, useCallback } from 'react';
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import { PlayerDataContext } from '../../App';
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import axios from 'axios';
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import { PlayerDataContext, SocketContext } from '../../App';
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import positions from './positions';
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const Map = ({ pawns, nowMoving, rolledNumber }) => {
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const context = useContext(PlayerDataContext);
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const socket = useContext(SocketContext);
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const [hintPawn, setHintPawn] = useState();
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const [blinking, setBlinking] = useState(false);
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const paintPawn = (context, x, y, color) =>{
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const paintPawn = (context, x, y, color) => {
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const circle = new Path2D();
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circle.arc(x, y, 12, 0, 2 * Math.PI);
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context.strokeStyle = 'black';
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@ -15,129 +15,128 @@ const Map = ({ pawns, nowMoving, rolledNumber }) => {
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context.fillStyle = color;
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context.fill(circle);
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return circle;
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}
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};
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const canvasRef = useRef(null);
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// Return true when pawn can move
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const checkIfPawnCanMove = useCallback(pawn => {
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// If is in base
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if((rolledNumber === 1 || rolledNumber === 6) && pawn.position === pawn.basePos){
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return true;
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// Other situations: pawn is on map or pawn is in end positions
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}else if(pawn.position !== pawn.basePos){
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switch (pawn.color){
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case 'red':
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if(pawn.position + rolledNumber <= 73) return true;
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break;
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case 'blue':
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if(pawn.position + rolledNumber <= 79) return true;
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break;
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case 'green':
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if(pawn.position + rolledNumber <= 85) return true;
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break;
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case 'yellow':
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if(pawn.position + rolledNumber <= 91) return true;
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break;
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default:
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return false;
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const checkIfPawnCanMove = useCallback(
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pawn => {
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// If is in base
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if ((rolledNumber === 1 || rolledNumber === 6) && pawn.position === pawn.basePos) {
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return true;
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// Other situations: pawn is on map or pawn is in end positions
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} else if (pawn.position !== pawn.basePos) {
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switch (pawn.color) {
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case 'red':
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if (pawn.position + rolledNumber <= 73) return true;
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break;
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case 'blue':
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if (pawn.position + rolledNumber <= 79) return true;
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break;
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case 'green':
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if (pawn.position + rolledNumber <= 85) return true;
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break;
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case 'yellow':
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if (pawn.position + rolledNumber <= 91) return true;
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break;
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default:
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return false;
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}
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} else {
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return false;
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}
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}else{
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return false;
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}
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},[rolledNumber]);
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},
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[rolledNumber]
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);
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const handleCanvasClick = event => {
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// If hint pawn exist it means that pawn can move
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if(hintPawn){
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const canvas = canvasRef.current
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const ctx = canvas.getContext('2d')
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// If hint pawn exist it means that pawn can move
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if (hintPawn) {
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const canvas = canvasRef.current;
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const ctx = canvas.getContext('2d');
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const rect = canvas.getBoundingClientRect(),
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x = event.clientX - rect.left,
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y = event.clientY - rect.top;
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for(const pawn of pawns){
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x = event.clientX - rect.left,
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y = event.clientY - rect.top;
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for (const pawn of pawns) {
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if (ctx.isPointInPath(pawn.circle, x, y)) {
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axios.post('/game/move', {pawnId: pawn._id}, {withCredentials: true, mode: 'cors'})
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.then(() => {
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setHintPawn(null);
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});
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socket.emit('game:move', { pawnId: pawn._id });
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}
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}
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}
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}
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};
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const getHintPawnPosition = pawn => {
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// Based on color (because specific color have specific base and end positions)
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let { position } = pawn;
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switch (context.color){
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case 'red':
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switch (context.color) {
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case 'red':
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// When in base
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if(position >= 0 && position <= 3) {
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if (position >= 0 && position <= 3) {
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return 16;
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// Next to end
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}else if(position <= 66 && position + rolledNumber >= 67){
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// Next to end
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} else if (position <= 66 && position + rolledNumber >= 67) {
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return position + rolledNumber + 1; // 1 is difference between last position on map and first on end
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// Normal move
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}else{
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return position + rolledNumber;
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// Normal move
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} else {
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return position + rolledNumber;
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}
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case 'blue':
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case 'blue':
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// When in base
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if(position >= 4 && position <= 7){
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if (position >= 4 && position <= 7) {
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return 55;
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// Next to red base
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}else if(position <= 67 && position + rolledNumber > 67){
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return position + rolledNumber - 52;
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// Next to base
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}else if(position <= 53 && position + rolledNumber >= 54){
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// Next to red base
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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// Next to base
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} else if (position <= 53 && position + rolledNumber >= 54) {
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return position + rolledNumber + 20;
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// Normal move
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}else{
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// Normal move
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} else {
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return position + rolledNumber;
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}
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case 'green':
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case 'green':
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// When in base
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if(position >= 8 && position <= 11){
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if (position >= 8 && position <= 11) {
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return 42;
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// Next to red base
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}else if(position <= 67 && position + rolledNumber > 67){
|
||||
return position + rolledNumber - 52;
|
||||
// Next to base
|
||||
}else if(position <= 40 && position + rolledNumber >= 41){
|
||||
// Next to red base
|
||||
} else if (position <= 67 && position + rolledNumber > 67) {
|
||||
return position + rolledNumber - 52;
|
||||
// Next to base
|
||||
} else if (position <= 40 && position + rolledNumber >= 41) {
|
||||
return position + rolledNumber + 39;
|
||||
// Normal move
|
||||
}else{
|
||||
// Normal move
|
||||
} else {
|
||||
return position + rolledNumber;
|
||||
}
|
||||
case 'yellow':
|
||||
case 'yellow':
|
||||
// When in base
|
||||
if(position >= 12 && position <= 15){
|
||||
if (position >= 12 && position <= 15) {
|
||||
return 29;
|
||||
// Next to red base
|
||||
}else if(position <= 67 && position + rolledNumber > 67){
|
||||
return position + rolledNumber - 52;
|
||||
// Next to base
|
||||
}else if(position <= 27 && position + rolledNumber >= 28){
|
||||
// Next to red base
|
||||
} else if (position <= 67 && position + rolledNumber > 67) {
|
||||
return position + rolledNumber - 52;
|
||||
// Next to base
|
||||
} else if (position <= 27 && position + rolledNumber >= 28) {
|
||||
return position + rolledNumber + 58;
|
||||
// Normal move
|
||||
}else{
|
||||
// Normal move
|
||||
} else {
|
||||
return position + rolledNumber;
|
||||
}
|
||||
default:
|
||||
default:
|
||||
return position;
|
||||
}
|
||||
};
|
||||
const handleMouseMove = event => {
|
||||
if(nowMoving && rolledNumber){
|
||||
const handleMouseMove = event => {
|
||||
if (nowMoving && rolledNumber) {
|
||||
const canvas = canvasRef.current;
|
||||
const ctx = canvas.getContext('2d');
|
||||
// Gets x and y cords of mouse on canvas
|
||||
const rect = canvas.getBoundingClientRect(),
|
||||
x = event.clientX - rect.left,
|
||||
y = event.clientY - rect.top;
|
||||
canvas.style.cursor = "default";
|
||||
for (const pawn of pawns){
|
||||
if(pawn.circle){
|
||||
x = event.clientX - rect.left,
|
||||
y = event.clientY - rect.top;
|
||||
canvas.style.cursor = 'default';
|
||||
for (const pawn of pawns) {
|
||||
if (pawn.circle) {
|
||||
/*
|
||||
This condition checks if mouse location is:
|
||||
1) on pawn
|
||||
@ -145,19 +144,23 @@ const Map = ({ pawns, nowMoving, rolledNumber }) => {
|
||||
3) if pawn can move
|
||||
And then sets cursor to pointer and paints hint pawn - where will be pawn after click
|
||||
*/
|
||||
if (ctx.isPointInPath(pawn.circle, x, y) && context.color === pawn.color && checkIfPawnCanMove(pawn)) {
|
||||
if (
|
||||
ctx.isPointInPath(pawn.circle, x, y) &&
|
||||
context.color === pawn.color &&
|
||||
checkIfPawnCanMove(pawn)
|
||||
) {
|
||||
const pawnPosition = getHintPawnPosition(pawn);
|
||||
setBlinking(false);
|
||||
// Checks if pawn can make a move
|
||||
if(pawnPosition){
|
||||
canvas.style.cursor = "pointer";
|
||||
setHintPawn({id: pawn._id, position: pawnPosition, color: 'grey'});
|
||||
if (pawnPosition) {
|
||||
canvas.style.cursor = 'pointer';
|
||||
setHintPawn({ id: pawn._id, position: pawnPosition, color: 'grey' });
|
||||
break;
|
||||
}
|
||||
}else{
|
||||
} else {
|
||||
setHintPawn(null);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
@ -166,35 +169,51 @@ const Map = ({ pawns, nowMoving, rolledNumber }) => {
|
||||
const ctx = canvas.getContext('2d');
|
||||
const image = new Image();
|
||||
image.src = 'https://img-9gag-fun.9cache.com/photo/a8GdpYZ_460s.jpg';
|
||||
image.onload = function() {
|
||||
image.onload = function () {
|
||||
ctx.drawImage(image, 0, 0);
|
||||
pawns.forEach( (pawn, index) => {
|
||||
if(nowMoving && rolledNumber && blinking && pawn.color === context.color && checkIfPawnCanMove(pawn)){
|
||||
pawns[index].circle = paintPawn(ctx, positions[pawn.position].x, positions[pawn.position].y, 'white');
|
||||
}else{
|
||||
pawns[index].circle = paintPawn(ctx, positions[pawn.position].x, positions[pawn.position].y, pawn.color);
|
||||
pawns.forEach((pawn, index) => {
|
||||
if (nowMoving && rolledNumber && blinking && pawn.color === context.color && checkIfPawnCanMove(pawn)) {
|
||||
pawns[index].circle = paintPawn(
|
||||
ctx,
|
||||
positions[pawn.position].x,
|
||||
positions[pawn.position].y,
|
||||
'white'
|
||||
);
|
||||
} else {
|
||||
pawns[index].circle = paintPawn(
|
||||
ctx,
|
||||
positions[pawn.position].x,
|
||||
positions[pawn.position].y,
|
||||
pawn.color
|
||||
);
|
||||
}
|
||||
setBlinking(!blinking);
|
||||
});
|
||||
if (hintPawn){
|
||||
if (hintPawn) {
|
||||
paintPawn(ctx, positions[hintPawn.position].x, positions[hintPawn.position].y, hintPawn.color);
|
||||
}
|
||||
}
|
||||
},[ checkIfPawnCanMove, context.color, hintPawn, nowMoving, pawns, rolledNumber]);
|
||||
};
|
||||
}, [checkIfPawnCanMove, context.color, hintPawn, nowMoving, pawns, rolledNumber]);
|
||||
|
||||
// Rerender canvas when pawns have changed
|
||||
useEffect(() => {
|
||||
rerenderCanvas();
|
||||
rerenderCanvas();
|
||||
}, [hintPawn, pawns, rerenderCanvas]);
|
||||
|
||||
return(
|
||||
<canvas
|
||||
className="canvas-container"
|
||||
width={480}
|
||||
height={480}
|
||||
ref={canvasRef}
|
||||
onClick={handleCanvasClick}
|
||||
useEffect(() => {
|
||||
socket.on('game:move', () => {
|
||||
setHintPawn(null);
|
||||
});
|
||||
}, [socket]);
|
||||
return (
|
||||
<canvas
|
||||
className='canvas-container'
|
||||
width={480}
|
||||
height={480}
|
||||
ref={canvasRef}
|
||||
onClick={handleCanvasClick}
|
||||
onMouseMove={handleMouseMove}
|
||||
/>
|
||||
)
|
||||
}
|
||||
export default Map;
|
||||
);
|
||||
};
|
||||
export default Map;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user