rename examples folder to lessons

1 files changed, 191 insertions, 0 deletions

diff --git a/lessons/6_English_prepositions/js/lesson.js b/lessons/6_English_prepositions/js/lesson.js
new file mode 100755
index 0000000..71bcb73
--- /dev/null
+++ b/lessons/6_English_prepositions/js/lesson.js
@@ -0,0 +1,191 @@
+$(document).ready(function() {
+	var i,j,flag;
+	var clickedObject;    //store the clicked image id
+	var correctCounter = 0;
+	var totalCounter = 0;
+	var objrand = [];
+	var randQues = [];
+	var currentObj; //store the current object clicked
+	var currentQuestion;
+	var NUM_OBJECTS = 4; //no of options
+	var flag_correct; 
+	var TOTAL_QUES = 8;
+	var questionsPart1 = new Array(
+			'Where is the house',
+			'Where is the tree',
+			'Where is the mat',
+			'Where is the mountain',
+			'Where is the sky',
+			'Where are the flowers',
+			'Where is the table',
+			'Where is the gate'			
+		);
+	
+	var answersPart1 = new Array(
+			"the mountain",
+			"of the house",
+			"the varanda",
+			"the house",
+			"the mountain",
+			"the garden",
+			"the tree",
+			"the tap"		
+	);
+
+	//current answer among four stored at first 4 options for each questions
+	var answers = new Array('near','behind','inside','outside',
+			'infront','in','under','above',
+			'on','behind','near','beside',
+			'behind','infront','on','under',
+			'above','below','on','under',
+			'in','behind','below','beside',
+			'under','on','above','in',
+			'beside','infront','below','under'
+			);
+	
+	var optionImg = new Array('a','b','c','d');
+	
+	var randNumber = function(limit){   //generate random number between any two ranges
+		var rand_no = Math.floor(limit*Math.random());
+		return rand_no;
+	};
+
+	var generate_random_questions = function(){
+		randQues[0] = randNumber(TOTAL_QUES);
+		for(i=1; i<TOTAL_QUES; i++){
+			do{
+				flag = 0;
+				randQues[i] = randNumber(TOTAL_QUES);
+				for(j=0; j<i; j++){
+					if(randQues[i]===randQues[j]){
+						flag++;
+					}
+				}
+			}while(flag != 0 );  //end of do while loop	
+		}
+	};
+	var generate_random_options_no = function(){	
+		objrand[0] = randNumber(NUM_OBJECTS);
+		for(i=1; i<NUM_OBJECTS; i++){
+			do{
+				flag = 0;
+				objrand[i] = randNumber(NUM_OBJECTS);
+				for(j=0; j<i; j++){
+					if(objrand[i]===objrand[j]){
+						flag++;
+					}
+				}
+			}while(flag != 0 );  //end of do while loop	
+		}
+		
+	};
+	
+	var display_score = function(){
+		document.scoreForm.score.value = correctCounter;
+		document.scoreForm.full_mark.value = totalCounter;
+	};
+	
+	var check_game_over = function(){
+		if(totalCounter === TOTAL_QUES){   //show all
+			$('#optionSection').html('');
+			$('#optionSection').append('<div id="gameOver">Game Over !!!</div>');
+			$('#optionSection').append('<div id="gameOverInfo">You got  <span class="specialText">'+correctCounter+
+					'</span> correct out of <span class="specialText">'+totalCounter+'</span>   questions .</div>');
+		}
+	};
+	
+	var store_clicked_object = function(objectClicked){
+		var checked;
+		if(objrand[objectClicked] === 0){
+			if(flag_correct == 1){   //correct at first attempt
+				checked = "correct";
+				correctCounter++;				
+			}
+		}
+		else{
+				
+			flag_correct = 0;
+				checked = "wrong";
+			}
+		
+		flag_correct = 0;
+		$('#checkans'+objectClicked).html('');
+		$('#checkans'+objectClicked).append('<img src="assets/image/'+checked+'.png">');
+		$('#answer').html('');	
+		if(currentQuestion!=5){
+			$('#answer').append("It's ");
+		}
+		else{
+			$('#answer').append("They are ");
+		}
+		$('#answer').append(answers[currentQuestion*4]).append(' ');
+		$('#answer').append(answersPart1[currentQuestion]).append('.');
+		
+		$('#linkNext').show();	
+		totalCounter++;
+		display_score();
+		check_game_over();
+	};
+
+		
+	var assignOptions = function (square){	 
+		var a = currentQuestion*4;
+		var randOption = objrand[square]+a;
+		$('#optionSection').append('<div id="checkans'+square+'" class = "check"></div>');
+		$('#optionSection').append('<a href="#"></a>');
+	    $('#optionSection a:last-of-type').append('<div class="options" id="option'+square+'">'+
+	    		'<img src="assets/image/'+optionImg[square]+'.png"></div>');
+	    $('#optionSection a:last-of-type').append('<div class="optionText">'+answers[randOption]+'</div>');
+	    $('#optionSection a:last-of-type').click(function(){		
+	    	if(flag_correct === 1){
+		    store_clicked_object(square);
+	    	}
+		});
+	};
+		
+	var next_sentence = function(){
+		flag_correct = 1;
+		generate_random_options_no();
+		currentQuestion = randQues[totalCounter];
+		$('#answer').html('');
+		$('#question').html('');
+		$('#question').append((totalCounter+1)+'. ').append(questionsPart1[currentQuestion]).append('?');
+		if(totalCounter!=5){
+			$('#answer').append("It's").append(' ........... ');
+		}
+		else{
+			$('#answer').append("They are").append(' ........... ');
+		}
+			
+		$('#answer').append(answersPart1[currentQuestion]).append('.');
+		for(var i = 0; i < NUM_OBJECTS; i++){
+		    assignOptions(i);
+		}	
+	};
+	function game(){
+		correctCounter = 0;
+		totalCounter = 0;
+		$('#linkNext').hide();
+		$('#optionSection').html('');
+		display_score();
+		generate_random_questions();
+		next_sentence();
+	}
+	$('#linkNext').click(function(){
+		$('#linkNext').hide();
+		$('#optionSection').html('');
+		next_sentence();
+	});
+	
+	$('#linkStart').click(function(){
+		game();
+	});
+
+	$('#linkPlayAgain').click(function(){
+		game();		
+	});
+	display_score();
+	$('#linkNext').hide();
+	
+
+});//end of DOM