Issue #297 Using composite key and handling exception, more improveme…

…nt in scenario

tutor/.gitignore

@@ -37,3 +37,7 @@ Gemfile.lock, .ruby-version, .ruby-gemset
 
 # Ignoring generated model diagram
 models.svg
+
+# Ignoring .java and .class files
+/students_solutions/Java/*.java
+/students_solutions/Class/*.class

tutor/app/assets/javascripts/compilers.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

tutor/app/assets/javascripts/debuggers.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

tutor/app/assets/javascripts/problems.js.coffee

@@ -7,6 +7,12 @@ min = 0
 time = 0
 timer_is_on = 0
 
+# [Give Hints - Story 3.6, Problem Timer - Story 3.10, Consistent Timer - Story 3.13]
+# Counts up the time spent so far on the problem since the page opened
+# 	and displays hints accordingly
+# Parameters: none
+# Returns: none
+# Author: Mohamed Fadel + Rami Khalil
 timer = ->
 	digit++
 	if digit > 59
@@ -16,6 +22,15 @@ timer = ->
 	if digit <= 9
 		digit = "0" + digit  
 	document.getElementById("secs").innerHTML = digit
+	i = 0
+	while true
+		hint = $('#hint' + i)
+		if typeof(hint.attr 'time') == 'undefined'
+			break
+		time = hint.attr 'time'
+		if time <= min*60 + parseInt(digit, 10)
+			hint.attr 'class', ''
+		i++
 
 activate = ->
 	unless timer_is_on

tutor/app/assets/javascripts/solutions.js.coffee

@@ -0,0 +1,125 @@
+# The list of variables
+variables = null
+# The number of the current index of the line to be executed
+indexNumber = 0
+
+# [Debugger: Debug - Story 3.6]
+# Sends the code to the server and changes the Variables to the data recieved
+# Parameters:
+# 	problem_id: The id of the problem being solved
+# Returns: none
+# Author: Mussab ElDash
+@start_debug = (problem_id) ->
+	input = $('#solution_code').val()
+	test = $('#testcases').val()
+	start_spin()
+	$.ajax
+		type: "POST"
+		url: '/debuggers/' + problem_id
+		data: {code : input , case : test}
+		datatype: 'json'
+		success: (data) ->
+			toggleDebug()
+			variables = data
+			stop_spin()
+			highlight_line data[0]['line']
+		error: ->
+			stop_spin()
+			return
+	return
+
+@start_spin = ->
+	$('#spinner').attr "class" , "spinner"
+	return
+
+@stop_spin = ->
+	$('#spinner').attr "class" , ""
+	return
+
+# [Execute Line By Line - Story 3.8]
+# Toggles debugging mode by changing the available buttons.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil (Temporary)
+@toggleDebug = () ->
+	$('#debugButton').prop 'hidden', !$('#debugButton').prop 'hidden'
+	$('#compileButton').prop 'hidden', !$('#compileButton').prop 'hidden'
+	$('#testButton').prop 'hidden', !$('#testButton').prop 'hidden'
+
+	$('#nextButton').prop 'hidden', !$('#nextButton').prop 'hidden'
+	$('#previousButton').prop 'hidden', !$('#previousButton').prop 'hidden'
+	$('#stopButton').prop 'hidden', !$('#stopButton').prop 'hidden'
+
+# [Compile - Story 3.4]
+# Sends the code to the server to be compiled.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil (Temporary)
+@compile = () ->
+	alert "Compiling"
+
+# [Test - Story 3.15]
+# Sends the code and the input to be processed on the server.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil (Temporary)
+@test = () ->
+	alert "Testing"
+
+# [Execute Line By Line - Story 3.8]
+# Moves to the next state of execution.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil
+@next = () ->
+	if indexNumber + 1 < variables.length
+		jump_state ++indexNumber
+	else if(indexNumber == 99)
+		alert "The online debugger can only step forward 100 times."
+	else
+		alert "The program has terminated."
+
+# [Execute Line By Line - Story 3.8]
+# Moves to the previous state of execution.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil
+@previous = () ->
+	if indexNumber > 0
+		jump_state --indexNumber
+	else
+		alert "This is the first step in the program."
+
+# [Execute Line By Line - Story 3.8]
+# Highlights the target line number in the editor
+# Parameters:
+#	line: The line number to highlight.
+# Returns: none
+# Author: Rami Khalil
+@highlight_line = (line) ->
+	alert "At line: " + line
+
+# [Execute Line By Line - Story 3.8]
+# Jumps to the target state by highlighting the line and showing variables
+# Parameters:
+#	stateNumber: The target state number.
+# Returns: none
+# Author: Rami Khalil
+@jump_state = (stateNumber) ->
+	highlight_line variables[stateNumber]['line']
+
+# [Debug - Story 3.6]
+# Stops the debugging session.
+# Parameters:
+#	none
+# Returns: none
+# Author: Rami Khalil (Temporary)
+@stop = () ->
+	toggleDebug()
+	indexNumber = 0;
+	variables = null;

tutor/app/assets/stylesheets/compilers.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the compilers controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

tutor/app/assets/stylesheets/debuggers.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the Debuggers controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

tutor/app/assets/stylesheets/hints.css

@@ -0,0 +1,3 @@
+.hidden {
+	display: none;
+}

tutor/app/assets/stylesheets/problems.css

@@ -3,6 +3,9 @@
 	color: white;
 	width: 100%;
 	min-height: 500px;
+	margin-top:  -1px;
+	border: none;
+	font-family: monospace;
 }
 
 .test {

tutor/app/assets/stylesheets/solutions.css

@@ -29,4 +29,55 @@ textarea  {
 .presentation_error {
 	display: none;
 	color: blue;
+}
+
+.console {
+	color: orange;
+	font-family: monospace;
+	border: #999999;
+	border-style: solid;
+	border-width: thin;
+	max-height: 150px;
+	min-height: 150px;
+	background: #3d1451;
+	overflow: scroll;
+	overflow-y: scroll;
+	overflow-x: scroll;
+	max-width: 750px;
+	min-width: 750px;
+}
+
+.compilation_succeeded {
+	color: green;
+	margin: 5px;
+}
+
+.compilation_failed {
+	color: red;
+	margin: 5px;
+}
+
+.compilation_feedback {
+	white-space: pre;
+	margin: 5px;
+}
+
+.editor_top {
+	background-color: black;
+	color: white;
+	width: 100%;
+}
+
+.editor_bottom {
+	background-color: black;
+	color: white;
+	width: 100%;
+	margin-top:  -6px;
+}
+
+.editor_border {
+	border: #999999;
+	border-style: solid;
+	border-width: 3px;
+	font-family: monospace;
 }

tutor/app/assets/stylesheets/spinner.css

@@ -0,0 +1,54 @@
+.spinner {
+	display: inline-block;
+	width: 15px;
+	height: 15px;
+	position: relative;
+	border: 2px solid rgba(0,0,0,0.5);
+	border-top-color: transparent;
+	border-radius: 100%;
+
+	-webkit-animation: spin 1s infinite linear;
+	-moz-animation: spin 1s infinite linear;
+	-ms-animation: spin 1s infinite linear;
+	-o-animation: spin 1s infinite linear;
+	animation: spin 1s infinite linear;
+}
+
+.spinner:after {
+	content: '';
+	display: block;
+	width: 0;
+	height: 0;
+	position: absolute;
+	top: -5px;
+	left: 0px;
+
+	border: 4px solid transparent;
+	border-bottom-color: rgba(0,0,0,0.5);
+
+	-webkit-transform: rotate(45deg);
+	-moz-transform: rotate(45deg);
+	-ms-transform: rotate(45deg);
+	-o-transform: rotate(45deg);
+	transform: rotate(45deg);
+}
+
+@-webkit-keyframes spin {
+	to { -webkit-transform: rotate(360deg); }
+}
+
+@-moz-keyframes spin {
+	to { -moz-transform: rotate(360deg); }
+}
+
+@-ms-keyframes spin {
+	to { -ms-transform: rotate(360deg); }
+}
+
+@-o-keyframes spin {
+	to { -o-transform: rotate(360deg); }
+}
+
+@keyframes spin {
+	to { transform: rotate(360deg); }
+}

tutor/app/controllers/compilers_controller.rb

@@ -0,0 +1,2 @@
+class CompilersController < ApplicationController
+end

tutor/app/controllers/courses_controller.rb

@@ -4,7 +4,7 @@ class CoursesController < ApplicationController
 	# Allows students to sign-up/register for new courses by choosing
 	#	the desired course attributes in the following order:
 	#	University > Semester > Course > Instructor > Sign-Up > Confirmation
-	# Parameter:
+	# Parameters:
 	#	params[]: A hash of the request URL attributes
 	# Returns:
 	#	@status: The next status (0:Failure:Not a student, 1:University, 2:Semester, 3:Course,
@@ -14,16 +14,18 @@ class CoursesController < ApplicationController
 	#	@lecturer: The chosen lecturer
 	# Author: Ahmed Moataz
 	def sign_up
-		@status = params[:status]	
+		@status = params[:status]
 		if student_signed_in?
 			case params[:status]
 			when nil
 				@courses = Course.select(:university).distinct
 				@status = "1"
 			when "2"
-				@courses = Course.where("university= " + "\"" + params[:university] + "\"").select(:semester).distinct
+				@courses = Course.where("university= " + "\"" + params[:university] +
+					"\"").select(:semester).distinct
 			when "3"
-				@courses = Course.where("semester= " + params[:semester] + " AND university = " + "\"" + params[:university] + "\"")	
+				@courses = Course.where("semester= " + params[:semester] +
+					" AND university = " + "\"" + params[:university] + "\"")
 			when "4"
 				@course = Course.find(params[:id])
 			when "5"
@@ -32,17 +34,16 @@ def sign_up
 			when "6"
 				@course = Course.find(params[:id])
 				@lecturer = Lecturer.find(params[:lecturer])
-				#Insertion in the DB
 				student = Student.find(current_student.id)
 				if student.courses.find_by_id(@course.id) == nil
 					student.courses << @course
 				else
 					@status = "7"
-				end		
+				end
 			end
 		else
-			@status = "0"	
-		end	
+			@status = "0"
+		end
 	end
 
 	# [View Courses - Stroy 1.11]

tutor/app/controllers/debuggers_controller.rb

@@ -0,0 +1,25 @@
+class DebuggersController < ApplicationController
+
+	# [Debugger: Debug - Story 3.6]
+	# Send the recieved code to be debugged
+	# 	and return the result to the user as a json object
+	# Parameters:
+	# 	id: The id of the problem being solved
+	# 	code: The code to be debugged
+	# 	case: Test case to be debugged against
+	# Returns: Json object with the result of the debugging
+	# Author: Mussab ElDash
+	def start
+		if lecturer_signed_in? || teaching_assistant_signed_in?
+			render json: {}
+		end
+		id = current_student.id
+		pid = params[:id]
+		input = params[:code]
+		cases = params[:case]
+		result = Debugger.debug(id, pid, input, cases)
+		p result
+		render json: result
+	end
+
+end