re-modified

harish551 · Jan 6, 2019 · cebc778 · cebc778
1 parent 43de8dc
commit cebc778
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Showing 3 changed files with 165 additions and 166 deletions.
diff --git a/app.js b/app.js
@@ -1,47 +1,53 @@
+//importing modules
+
 let request = require('request');
 let path = require('path');
 let express = require('express');
 let app = express();
 let mongoose = require('mongoose')
-mongoose.connect('mongodb://localhost:27017/snake-game');
 
-let htmlPath = path.join(__dirname);
-app.use(express.static(htmlPath));
+mongoose.connect('mongodb://localhost:27017/snake-game'); //connecting to the database
+
+let htmlPath = path.join(__dirname); // setting path for project
+
+app.use(express.static(htmlPath)); // using middilewere 
 
 let playerSchema = new mongoose.Schema({
 
-    name  : String,
-    score : Number
+  name: String, // database schema
+  score: Number
 });
 
-let Player = mongoose.model("Player", playerSchema);
-let data,db,scores,topfive,str;
+let Player = mongoose.model('Player', playerSchema); //modeling database
+
+let data, db, scores, topfive, str;
 
-app.get('/',function(req,res){
-	res.sendFile(__dirname + '/index.html');
+app.get('/', function(req, res) {
+  res.sendFile(__dirname + '/index.html');
 
 });
 
-app.use("/gameover/:name/:score", (req, res) => {
+app.use('/gameover/:name/:score', (req, res) => {
   req.params.score = +req.params.score;
   let playerRecord = new Player(req.params);
   data = req.params;
   playerRecord.save()
     .then(item => {
-      console.log("score saved to database"+ req.params);
+      console.log('score saved to database' + req.params);
     })
     .catch(err => {
       console.log(err);
     });
 
-    res.redirect('http://localhost:8000/gamestats');
+  res.redirect('http://localhost:8000/gamestats');
 });
-app.get('/gamestats',function(req,res){
-	Player.find( function(err,db){
-	scores = db.map((a) => a.score);
-	topfive = db.sort((a,b) => b.score - a.score).slice(0,5);
-	str = topfive.map((obj) => obj.name + ' : ' + obj.score).join('<br/>');	
-	res.send(`<body style = "background : Teal;">
+
+app.get('/gamestats', function(req, res) {
+  Player.find(function(err, db) {
+    scores = db.map((a) => a.score);
+    topfive = db.sort((a, b) => b.score - a.score).slice(0, 5);
+    str = topfive.map((obj) => obj.name + ' : ' + obj.score).join('<br/>');
+    res.send(`<body style = "background : Teal;">
 		<center>
 		<h1 style = "font-size: 100px ">Game Over</h1>
 		<h1> Your Score: ${data.score}</h1>
@@ -55,11 +61,8 @@ app.get('/gamestats',function(req,res){
 		</body>
 		`);
 
-	});
+  });
 });
 
-
-
 app.listen(8000);
-
-require("openurl").open("http://localhost:8000/")
+require('openurl').open('http://localhost:8000/')
diff --git a/classic_snake.js b/classic_snake.js
@@ -1,4 +1,3 @@
-
 const cvs = document.getElementById("snakecanvas");
 const context = cvs.getContext("2d");
 
@@ -11,166 +10,158 @@ let snake = [];
 // intialize snake
 
 snake[0] = {
-    x : 20 * box,
-    y : 20 * box
+  x: 20 * box,
+  y: 20 * box
 };
 
 // intialize food
 
 let food = {
-    	x : Math.floor(Math.random()* (w/box)) * box,
-    	y : Math.floor(Math.random()* (h/box)) * box
-	}
-
-
+  x: Math.floor(Math.random() * (w / box)) * box,
+  y: Math.floor(Math.random() * (h / box)) * box
+}
 
 let score = 0;
 
 //snake controlling part
 
 let direction;
 
-document.addEventListener("keydown",findDirection);
-
-function findDirection(event){
-	document.getElementById('instruction').innerHTML = 'press p to pause';
-    let key = event.keyCode;
-
-    if( key == 37 && direction != "RIGHT"){
-        direction = "LEFT";
-    }else if(key == 38 && direction!= "DOWN"){
-        direction = "UP";
-
-    }else if(key == 39 && direction!= "LEFT"){
-        direction = "RIGHT";
-
-    }else if(key == 40 && direction!= "UP"){
-        direction = "DOWN";    
-    }
-    else if(key == 80){
-    	togglePause();
-    }
+document.addEventListener("keydown", findDirection);
+
+function findDirection(event) {
+  document.getElementById('instruction').innerHTML = 'press p to pause';
+  let key = event.keyCode;
+
+  if (key == 37 && direction != "RIGHT") {
+    direction = "LEFT";
+  } else if (key == 38 && direction != "DOWN") {
+    direction = "UP";
+
+  } else if (key == 39 && direction != "LEFT") {
+    direction = "RIGHT";
+
+  } else if (key == 40 && direction != "UP") {
+    direction = "DOWN";
+  } else if (key == 80) {
+    togglePause();
+  }
 }
 
 // collison of snake with snake body
 
-function collision(head,array){
-    for(let i = 0; i < array.length; i++){
-        if(head.x == array[i].x && head.y == array[i].y){
-            return true;
-        }
+function collision(head, array) {
+  for (let i = 0; i < array.length; i++) {
+    if (head.x == array[i].x && head.y == array[i].y) {
+      return true;
     }
-    return false;
+  }
+  return false;
+}
+
+function drawFood(x, y) {
+
+  context.fillStyle = "red";
+  context.fillRect(x, y, box, box);
+  context.strokeStyle = 'black';
+  context.strokeRect(x, y, box, box);
+
 }
 
-function drawFood (x,y) {
-
-    context.fillStyle = "red";
-    context.fillRect(x, y, box, box);
-    context.strokeStyle = 'black';
-    context.strokeRect(x, y, box, box);
-
+function draw() {
+
+  context.fillStyle = 'lightgrey';
+  context.fillRect(0, 0, w, h);
+  context.strokeStyle = 'black';
+  context.strokeRect(0, 0, w, h);
+
+  for (let i = 0; i < snake.length; i++) {
+    context.fillStyle = (i == 0) ? "green" : "yellow";
+    context.fillRect(snake[i].x, snake[i].y, box, box);
+
+    context.strokeStyle = "black";
+    context.strokeRect(snake[i].x, snake[i].y, box, box);
   }
 
+  drawFood(food.x, food.y);
 
+  //old direction positions
+  let snakeX = snake[0].x;
+  let snakeY = snake[0].y;
 
-function draw(){
-    
-    context.fillStyle = 'lightgrey';
-	context.fillRect(0, 0, w, h);
-	context.strokeStyle = 'black';
-	context.strokeRect(0, 0, w, h);
-    
-    for( let i = 0; i < snake.length ; i++){
-        context.fillStyle = ( i == 0 )? "green" : "yellow";
-        context.fillRect(snake[i].x,snake[i].y,box,box);
-        
-        context.strokeStyle = "black";
-        context.strokeRect(snake[i].x,snake[i].y,box,box);
+  //moving in direction
+
+  if (direction == "LEFT") snakeX -= box;
+  if (direction == "UP") snakeY -= box;
+  if (direction == "RIGHT") snakeX += box;
+  if (direction == "DOWN") snakeY += box;
+
+  // if the snake eats the food
+  if (snakeX == food.x && snakeY == food.y) {
+    score++;
+    food = {
+      x: Math.floor(Math.random() * (w / box)) * box,
+      y: Math.floor(Math.random() * (h / box)) * box
     }
-
-	drawFood(food.x,food.y);
-
-    //old direction positions
-    let snakeX = snake[0].x;
-    let snakeY = snake[0].y;
-
-    //moving in direction
-
-    if( direction == "LEFT") snakeX -= box;
-    if( direction == "UP") snakeY -= box;
-    if( direction == "RIGHT") snakeX += box;
-    if( direction == "DOWN") snakeY += box;
-
-    // if the snake eats the food
-    if(snakeX == food.x && snakeY == food.y) {
-        score++;
+    for (let i = 0; i < snake.length; i++) {
+      if (food.x === snake[i].x && food.y === snake[i].y) {
         food = {
-    	   x : Math.floor(Math.random()* (w/box) )* box,
-    	   y : Math.floor(Math.random()* (h/box) )* box
-	    }
-	    for(let i=0;i<snake.length;i++){
-	    	if(food.x === snake[i].x && food.y === snake[i].y){
-	    		food = {
-    	   		x : Math.floor(Math.random()* (w/box) )* box,
-    	   		y : Math.floor(Math.random()* (h/box) )* box
-	    		}
-	    		i = 0;
-	    	}
-	    }
-
-    } else {
-
-        snake.pop(); //removing tail of snake
+          x: Math.floor(Math.random() * (w / box)) * box,
+          y: Math.floor(Math.random() * (h / box)) * box
+        }
+        i = 0;
+      }
     }
-
-
-    //adding new head for snake
 
-    let newHead = {
-        x : snakeX,
-        y : snakeY
-    }
-
-
-    // checking game over condition
-
-    if (snakeX < 0 || snakeX == w || snakeY < 0 || snakeY == h || collision(newHead,snake)){
-        clearInterval(game);
-        alert(` Oops: Game Over \n Your Score: ${score}`);
-        name = prompt('Enter Your Name ');
-        if(name == '') name = 'anonymous'
-        window.location = `http://localhost:8000/gameover/${name}/${score}`;
-
-    }
-
-    snake.unshift(newHead);
-
-    displayScore();
+  } else {
+
+    snake.pop(); //removing tail of snake
+  }
+
+  //adding new head for snake
+
+  let newHead = {
+    x: snakeX,
+    y: snakeY
+  }
+
+  // checking game over condition
+
+  if (snakeX < 0 || snakeX == w || snakeY < 0 || snakeY == h || collision(newHead, snake)) {
+    clearInterval(game);
+    alert(` Oops: Game Over \n Your Score: ${score}`);
+    name = prompt('Enter Your Name ');
+    if (name == '') name = 'anonymous'
+    window.location = `http://localhost:8000/gameover/${name}/${score}`;
+
+  }
+
+  snake.unshift(newHead);
+  displayScore();
 }
 
 // call draw function every 100 ms
 
-let game = setInterval(draw,100);
+let game = setInterval(draw, 100);
 
 let paused = false;
 
-function togglePause()
-{
-    if (!paused)
-    {
-        paused = true;
-        clearInterval(game);
-
-    } else 
-    {
-       paused= false;
-       game = setInterval(draw,100);
-    }
+//function to pause the game
+
+function togglePause() {
+  if (!paused) {
+    paused = true;
+    clearInterval(game);
+
+  } else {
+    paused = false;
+    game = setInterval(draw, 100);
+  }
 
 }
 
 let name;
-function displayScore(){
-	document.getElementById('score').innerHTML =  score;
+
+function displayScore() {
+  document.getElementById('score').innerHTML = score;
 }