From e71275a0dc7a05f10cb992df8ef47e2f58c58ccf Mon Sep 17 00:00:00 2001
From: Jannat Patel <pateljannat2308@gmail.com>
Date: Wed, 25 Jun 2025 12:15:27 +0530
Subject: [PATCH] feat: javascript exercises

---
 frontend/components.d.ts                      |   1 -
 frontend/src/components/AppSidebar.vue        |  21 +--
 frontend/src/components/Assessments.vue       |   2 +-
 frontend/src/components/BatchDashboard.vue    |   3 +-
 .../src/components/Controls/Autocomplete.vue  |   1 +
 .../src/components/Controls/ChildTable.vue    |  13 +-
 frontend/src/components/Controls/Link.vue     |   1 +
 frontend/src/components/MobileLayout.vue      |   9 --
 frontend/src/components/Modals/Event.vue      |   9 ++
 .../ProgrammingExerciseForm.vue               |  89 ++++++++---
 .../ProgrammingExerciseSubmission.vue         | 151 ++++++++++++++----
 .../ProgrammingExerciseSubmissions.vue        |  54 ++++++-
 .../ProgrammingExercises.vue                  |  18 ++-
 .../src/pages/ProgrammingExercises/types.ts   |  25 +++
 frontend/src/utils/index.js                   |  11 ++
 .../lms_programming_exercise.json             |  23 ++-
 .../lms_programming_exercise.py               |  10 +-
 .../lms_programming_exercise_submission.json  |  49 +++++-
 18 files changed, 387 insertions(+), 103 deletions(-)

diff --git a/frontend/components.d.ts b/frontend/components.d.ts
index a69cab6e..98fda927 100644
--- a/frontend/components.d.ts
+++ b/frontend/components.d.ts
@@ -79,7 +79,6 @@ declare module 'vue' {
     PageModal: typeof import('./src/components/Modals/PageModal.vue')['default']
     PaymentSettings: typeof import('./src/components/Settings/PaymentSettings.vue')['default']
     Play: typeof import('./src/components/Icons/Play.vue')['default']
-    ProgrammingExerciseModal: typeof import('./src/components/Modals/ProgrammingExerciseModal.vue')['default']
     ProgressBar: typeof import('./src/components/ProgressBar.vue')['default']
     Question: typeof import('./src/components/Modals/Question.vue')['default']
     Quiz: typeof import('./src/components/Quiz.vue')['default']
diff --git a/frontend/src/components/AppSidebar.vue b/frontend/src/components/AppSidebar.vue
index c3d9c173..9a96b146 100644
--- a/frontend/src/components/AppSidebar.vue
+++ b/frontend/src/components/AppSidebar.vue
@@ -313,7 +313,7 @@ const addNotifications = () => {
 
 const addQuizzes = () => {
 	if (isInstructor.value || isModerator.value) {
-		sidebarLinks.value.push({
+		sidebarLinks.value.splice(4, 0, {
 			label: 'Quizzes',
 			icon: 'CircleHelp',
 			to: 'Quizzes',
@@ -329,7 +329,7 @@ const addQuizzes = () => {
 
 const addAssignments = () => {
 	if (isInstructor.value || isModerator.value) {
-		sidebarLinks.value.push({
+		sidebarLinks.value.splice(5, 0, {
 			label: 'Assignments',
 			icon: 'Pencil',
 			to: 'Assignments',
@@ -343,22 +343,6 @@ const addAssignments = () => {
 	}
 }
 
-const addProgrammingExercises = () => {
-	if (isInstructor.value || isModerator.value) {
-		sidebarLinks.value.push({
-			label: 'Programming Exercises',
-			icon: 'Code',
-			to: 'ProgrammingExercises',
-			activeFor: [
-				'ProgrammingExercises',
-				'ProgrammingExerciseForm',
-				'ProgrammingExerciseSubmissions',
-				'ProgrammingExerciseSubmission',
-			],
-		})
-	}
-}
-
 const addPrograms = () => {
 	let activeFor = ['Programs', 'ProgramForm']
 	let index = 1
@@ -644,7 +628,6 @@ watch(userResource, () => {
 		addPrograms()
 		addQuizzes()
 		addAssignments()
-		addProgrammingExercises()
 		setUpOnboarding()
 	}
 })
diff --git a/frontend/src/components/Assessments.vue b/frontend/src/components/Assessments.vue
index 94db559a..bd1918a7 100644
--- a/frontend/src/components/Assessments.vue
+++ b/frontend/src/components/Assessments.vue
@@ -231,7 +231,7 @@ const getAssessmentColumns = () => {
 }
 
 const getStatusTheme = (status) => {
-	if (status === 'Pass') {
+	if (status === 'Pass' || status === 'Passed') {
 		return 'green'
 	} else if (status === 'Not Graded') {
 		return 'orange'
diff --git a/frontend/src/components/BatchDashboard.vue b/frontend/src/components/BatchDashboard.vue
index 196cbf88..d7639490 100644
--- a/frontend/src/components/BatchDashboard.vue
+++ b/frontend/src/components/BatchDashboard.vue
@@ -6,13 +6,12 @@
 			:courses="batch.data.courses"
 		/>
 		<Assessments :batch="batch.data.name" />
-		<StudentHeatmap />
+		<!-- <StudentHeatmap /> -->
 	</div>
 </template>
 <script setup>
 import UpcomingEvaluations from '@/components/UpcomingEvaluations.vue'
 import Assessments from '@/components/Assessments.vue'
-import StudentHeatmap from '@/components/StudentHeatmap.vue'
 
 const props = defineProps({
 	batch: {
diff --git a/frontend/src/components/Controls/Autocomplete.vue b/frontend/src/components/Controls/Autocomplete.vue
index 6427bf8a..ca6a2245 100644
--- a/frontend/src/components/Controls/Autocomplete.vue
+++ b/frontend/src/components/Controls/Autocomplete.vue
@@ -8,6 +8,7 @@
 							class="flex w-full items-center justify-between focus:outline-none"
 							:class="inputClasses"
 							@click="() => togglePopover()"
+							:disabled="attrs.readonly"
 						>
 							<div class="flex items-center">
 								<slot name="prefix" />
diff --git a/frontend/src/components/Controls/ChildTable.vue b/frontend/src/components/Controls/ChildTable.vue
index 54c471b0..f342a2a6 100644
--- a/frontend/src/components/Controls/ChildTable.vue
+++ b/frontend/src/components/Controls/ChildTable.vue
@@ -1,5 +1,8 @@
 <template>
 	<div>
+		<div class="text-xs text-ink-gray-5 mb-2">
+			{{ label }}
+		</div>
 		<div class="overflow-x-auto border rounded-md">
 			<div
 				class="grid items-center space-x-4 p-2 border-b"
@@ -14,7 +17,6 @@
 				</div>
 				<div></div>
 			</div>
-
 			<div
 				v-for="(row, rowIndex) in rows"
 				:key="rowIndex"
@@ -71,7 +73,7 @@
 </template>
 
 <script setup lang="ts">
-import { ref } from 'vue'
+import { ref, watch } from 'vue'
 import { Button } from 'frappe-ui'
 import { Ellipsis, Plus, Trash2 } from 'lucide-vue-next'
 import { onClickOutside } from '@vueuse/core'
@@ -93,6 +95,7 @@ const props = withDefaults(
 	defineProps<{
 		modelValue?: Cell[][]
 		columns?: string[]
+		label?: string
 	}>(),
 	{
 		columns: [],
@@ -101,6 +104,12 @@ const props = withDefaults(
 
 const columns = ref(props.columns)
 
+watch(rows, () => {
+	if (rows.value?.length < 1) {
+		addRow()
+	}
+})
+
 const addRow = () => {
 	if (!rows.value) {
 		rows.value = []
diff --git a/frontend/src/components/Controls/Link.vue b/frontend/src/components/Controls/Link.vue
index bab75896..f2a7636e 100644
--- a/frontend/src/components/Controls/Link.vue
+++ b/frontend/src/components/Controls/Link.vue
@@ -12,6 +12,7 @@
 			:variant="attrs.variant"
 			:placeholder="attrs.placeholder"
 			:filterable="false"
+			:readonly="attrs.readonly"
 		>
 			<template #target="{ open, togglePopover }">
 				<slot name="target" v-bind="{ open, togglePopover }" />
diff --git a/frontend/src/components/MobileLayout.vue b/frontend/src/components/MobileLayout.vue
index ae4c22fd..1288c110 100644
--- a/frontend/src/components/MobileLayout.vue
+++ b/frontend/src/components/MobileLayout.vue
@@ -138,7 +138,6 @@ watch(userResource, () => {
 	) {
 		addQuizzes()
 		addAssignments()
-		addProgrammingExercises()
 	}
 })
 
@@ -158,14 +157,6 @@ const addAssignments = () => {
 	})
 }
 
-const addProgrammingExercises = () => {
-	otherLinks.value.push({
-		label: 'Programming Exercises',
-		icon: 'Code',
-		to: 'ProgrammingExercises',
-	})
-}
-
 let isActive = (tab) => {
 	return tab.activeFor?.includes(router.currentRoute.value.name)
 }
diff --git a/frontend/src/components/Modals/Event.vue b/frontend/src/components/Modals/Event.vue
index 0fc6c590..dfc5173a 100644
--- a/frontend/src/components/Modals/Event.vue
+++ b/frontend/src/components/Modals/Event.vue
@@ -255,6 +255,9 @@ const saveEvaluation = () => {
 				}
 				toast.success(__('Evaluation saved successfully'))
 			},
+			onError(err) {
+				toast.warning(__(err.messages?.[0] || err))
+			},
 		}
 	)
 }
@@ -277,6 +280,9 @@ const certificateResource = createResource({
 	onSuccess(data) {
 		certificate.name = data
 	},
+	onError(err) {
+		toast.warning(__(err.messages?.[0] || err))
+	},
 })
 
 const certificateDetails = createResource({
@@ -310,6 +316,9 @@ const saveCertificate = () => {
 			onSuccess: () => {
 				toast.success(__('Certificate saved successfully'))
 			},
+			onError(err) {
+				toast.error(__(err.messages?.[0] || err))
+			},
 		}
 	)
 }
diff --git a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseForm.vue b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseForm.vue
index f9ee5ca9..5a6314e5 100644
--- a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseForm.vue
+++ b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseForm.vue
@@ -26,6 +26,7 @@
 					/>
 					<ChildTable
 						v-model="exercise.test_cases"
+						:label="__('Test Cases')"
 						:columns="testCaseColumns"
 						:required="true"
 						:addable="true"
@@ -52,7 +53,19 @@
 			</div>
 		</template>
 		<template #actions="{ close }">
-			<div class="flex justify-end space-x-2">
+			<div class="flex justify-end space-x-2 group">
+				<Button
+					v-if="exerciseID != 'new'"
+					@click="deleteExercise(close)"
+					variant="outline"
+					theme="red"
+					class="invisible group-hover:visible"
+				>
+					<template #prefix>
+						<Trash2 class="size-4 stroke-1.5" />
+					</template>
+					{{ __('Delete') }}
+				</Button>
 				<router-link
 					:to="{
 						name: 'ProgrammingExerciseSubmission',
@@ -63,6 +76,9 @@
 					}"
 				>
 					<Button>
+						<template #prefix>
+							<Play class="size-4 stroke-1.5" />
+						</template>
 						{{ __('Test this Exercise') }}
 					</Button>
 				</router-link>
@@ -75,6 +91,9 @@
 					}"
 				>
 					<Button>
+						<template #prefix>
+							<ClipboardList class="size-4 stroke-1.5" />
+						</template>
 						{{ __('Check Submission') }}
 					</Button>
 				</router-link>
@@ -95,22 +114,16 @@ import {
 	toast,
 } from 'frappe-ui'
 import { computed, ref, watch } from 'vue'
-import { ProgrammingExercise, TestCase } from '@/types/programming-exercise'
+import {
+	ProgrammingExercise,
+	ProgrammingExercises,
+	TestCase,
+} from '@/types/programming-exercise'
 import ChildTable from '@/components/Controls/ChildTable.vue'
+import { ClipboardList, Play, Trash2 } from 'lucide-vue-next'
 
 const show = defineModel()
-const exercises = defineModel<{
-	data: ProgrammingExercise[]
-	reload: () => void
-	hasNextPage: boolean
-	next: () => void
-	setValue: {
-		submit: (
-			data: ProgrammingExercise,
-			options?: { onSuccess?: () => void }
-		) => void
-	}
-}>('exercises')
+const exercises = defineModel<ProgrammingExercises>('exercises')
 
 const exercise = ref<ProgrammingExercise>({
 	title: '',
@@ -122,8 +135,6 @@ const exercise = ref<ProgrammingExercise>({
 const languageOptions = [
 	{ label: 'Python', value: 'Python' },
 	{ label: 'JavaScript', value: 'JavaScript' },
-	{ label: 'Java', value: 'Java' },
-	{ label: 'C++', value: 'C++' },
 ]
 
 const props = withDefaults(
@@ -138,19 +149,28 @@ const props = withDefaults(
 watch(
 	() => props.exerciseID,
 	() => {
-		if (props.exerciseID != 'new') {
-			setExerciseData()
-			fetchTestCases()
-		}
+		setExerciseData()
+		fetchTestCases()
 	}
 )
 
 const setExerciseData = () => {
-	exercises.value?.data.forEach((ex) => {
+	let isNew = true
+	exercises.value?.data.forEach((ex: ProgrammingExercise) => {
 		if (ex.name === props.exerciseID) {
+			isNew = false
 			exercise.value = { ...ex }
 		}
 	})
+
+	if (isNew) {
+		exercise.value = {
+			title: '',
+			language: 'Python',
+			problem_statement: '',
+			test_cases: [],
+		}
+	}
 }
 
 const testCases = createListResource({
@@ -180,22 +200,25 @@ const saveExercise = (close: () => void) => {
 }
 
 const createNewExercise = (close: () => void) => {
-	exercises.value.insert.submit(
+	exercises.value?.insert.submit(
 		{
 			...exercise.value,
 		},
 		{
 			onSuccess() {
 				close()
-				exercises.value.reload()
+				exercises.value?.reload()
 				toast.success(__('Programming Exercise created successfully'))
 			},
+			onError(err: any) {
+				toast.warning(__(err.messages?.[0] || err))
+			},
 		}
 	)
 }
 
 const updateExercise = (close: () => void) => {
-	exercises.value.setValue.submit(
+	exercises.value?.setValue.submit(
 		{
 			name: props.exerciseID,
 			...exercise.value,
@@ -203,9 +226,12 @@ const updateExercise = (close: () => void) => {
 		{
 			onSuccess() {
 				close()
-				exercises.value.reload()
+				exercises.value?.reload()
 				toast.success(__('Programming Exercise updated successfully'))
 			},
+			onError(err: any) {
+				toast.warning(__(err.messages?.[0] || err))
+			},
 		}
 	)
 }
@@ -213,4 +239,17 @@ const updateExercise = (close: () => void) => {
 const testCaseColumns = computed(() => {
 	return ['Input', 'Expected Output']
 })
+
+const deleteExercise = (close: () => void) => {
+	if (props.exerciseID == 'new') return
+	exercises.value?.delete.submit(props.exerciseID, {
+		onSuccess() {
+			toast.success(__('Programming Exercise deleted successfully'))
+			close()
+		},
+		onError(err: any) {
+			toast.warning(__(err.messages?.[0] || err))
+		},
+	})
+}
 </script>
diff --git a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmission.vue b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmission.vue
index d9ea9bcd..8c232371 100644
--- a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmission.vue
+++ b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmission.vue
@@ -6,10 +6,15 @@
 		<Breadcrumbs :items="breadcrumbs" />
 	</header>
 	<div class="grid grid-cols-2 h-[calc(100vh_-_3rem)]">
-		<div
-			v-html="exercise.doc?.problem_statement"
-			class="ProseMirror prose prose-table:table-fixed prose-td:p-2 prose-th:p-2 prose-td:border prose-th:border prose-td:border-outline-gray-2 prose-th:border-outline-gray-2 prose-td:relative prose-th:relative prose-th:bg-surface-gray-2 prose-sm max-w-none !whitespace-normal border-r px-5 py-2 h-full"
-		></div>
+		<div class="border-r py-5 px-8 h-full">
+			<div class="font-semibold mb-2">
+				{{ __('Problem Statement') }}
+			</div>
+			<div
+				v-html="exercise.doc?.problem_statement"
+				class="ProseMirror prose prose-table:table-fixed prose-td:p-2 prose-th:p-2 prose-td:border prose-th:border prose-td:border-outline-gray-2 prose-th:border-outline-gray-2 prose-td:relative prose-th:relative prose-th:bg-surface-gray-2 prose-sm max-w-none !whitespace-normal"
+			></div>
+		</div>
 		<div>
 			<div class="flex items-center justify-between p-2 bg-surface-gray-2">
 				<div class="font-semibold">
@@ -22,7 +27,13 @@
 					>
 						{{ submission.doc.status }}
 					</Badge>
-					<Button variant="solid" @click="submitCode">
+					<Button
+						v-if="
+							submissionID == 'new' || user.data?.name == submission.doc?.owner
+						"
+						variant="solid"
+						@click="submitCode"
+					>
 						<template #prefix>
 							<Play class="size-3" />
 						</template>
@@ -33,7 +44,7 @@
 			<div class="flex flex-col space-y-4 py-5 border-b">
 				<Code
 					v-model="code"
-					language="python"
+					:language="exercise.doc?.language.toLowerCase()"
 					height="400px"
 					maxHeight="1000px"
 				/>
@@ -43,23 +54,23 @@
 				<textarea
 					v-if="error"
 					v-model="errorMessage"
-					class="bg-surface-gray-1 border-none text-sm h-28 leading-6"
+					class="bg-surface-gray-1 border-none text-sm h-32 leading-6"
 					readonly
 				/>
 				<!-- <textarea v-else v-model="output" class="bg-surface-gray-1 border-none text-sm h-28 leading-6" readonly /> -->
 			</div>
 
-			<div ref="testCaseSection" v-if="testCases.length" class="p-3">
+			<div ref="testCaseSection" class="p-5">
 				<span class="text-lg font-semibold text-ink-gray-9">
 					{{ __('Test Cases') }}
 				</span>
-				<div class="divide-y mt-5">
+				<div v-if="testCases.length" class="divide-y mt-5">
 					<div
 						v-for="(testCase, index) in testCases"
 						:key="testCase.input"
 						class="py-3"
 					>
-						<div class="flex items-center mb-5">
+						<div class="flex items-center mb-3">
 							<span class=""> {{ __('Test {0}').format(index + 1) }} - </span>
 							<span
 								class="font-semibold ml-2 mr-1"
@@ -71,16 +82,18 @@
 							>
 								{{ testCase.status }}
 							</span>
-							<span v-if="testCase.status === 'Passed'">
+							<!-- <span v-if="testCase.status === 'Passed'">
 								<Check class="size-4 text-ink-green-3" />
 							</span>
 							<span v-else>
 								<X class="size-4 text-ink-red-3" />
-							</span>
+							</span> -->
 						</div>
 						<div class="flex items-center justify-between w-[60%]">
 							<div v-if="testCase.input" class="space-y-2">
-								<div class="text-xs text-ink-gray-7">{{ __('Input') }}:</div>
+								<div class="text-xs text-ink-gray-7">
+									{{ __('Input') }}
+								</div>
 								<div>{{ testCase.input }}</div>
 							</div>
 							<div class="space-y-2">
@@ -100,6 +113,9 @@
 						</div>
 					</div>
 				</div>
+				<div v-else class="text-sm text-ink-gray-6 mt-4">
+					{{ __('Please run the code to execute the test cases.') }}
+				</div>
 			</div>
 		</div>
 	</div>
@@ -114,11 +130,12 @@ import {
 	toast,
 	usePageMeta,
 } from 'frappe-ui'
-import { computed, onMounted, ref, watch } from 'vue'
+import { computed, inject, onMounted, ref, watch } from 'vue'
 import { Play, X, Check } from 'lucide-vue-next'
 import { sessionStore } from '@/stores/session'
 import { useRouter } from 'vue-router'
 
+const user = inject<any>('$user')
 const code = ref<string | null>('')
 const output = ref<string | null>(null)
 const error = ref<boolean | null>(null)
@@ -132,12 +149,11 @@ const testCases = ref<
 		status: string
 	}>
 >([])
-const boilerplate = ref<string>(
-	`with open("stdin", "r") as f:\n    data = f.read()\n\ninputs = data.split() if len(data) else []\n\n# inputs is a list of strings\n# write your code below\n\n`
-)
+const boilerplate = ref<string>('')
 const { brand } = sessionStore()
 const router = useRouter()
 const fromLesson = ref(false)
+const falconURL = 'https://falcon.frappe.io/'
 
 const props = withDefaults(
 	defineProps<{
@@ -151,16 +167,25 @@ const props = withDefaults(
 
 onMounted(() => {
 	loadFalcon()
-	if (props.submissionID != 'new') {
-		submission.reload()
-	}
-	if (!code.value) {
-		code.value = boilerplate.value
-	}
+	checkIfUserIsPermitted()
+	checkIfInLesson()
+	fetchSubmission()
+})
+
+const checkIfInLesson = () => {
 	if (new URLSearchParams(window.location.search).get('fromLesson')) {
 		fromLesson.value = true
 	}
-})
+}
+
+const fetchSubmission = (name: string = '') => {
+	if (name) {
+		submission.name = name
+		submission.reload()
+	} else if (props.submissionID != 'new') {
+		submission.reload()
+	}
+}
 
 const exercise = createDocumentResource({
 	doctype: 'LMS Programming Exercise',
@@ -172,17 +197,76 @@ const exercise = createDocumentResource({
 const submission = createDocumentResource({
 	doctype: 'LMS Programming Exercise Submission',
 	name: props.submissionID,
-	cache: ['programmingExerciseSubmission', props.submissionID],
+	auto: false,
+	onError(error: any) {
+		if (error.messages?.[0].includes('not found')) {
+			router.push({
+				name: 'ProgrammingExerciseSubmission',
+				params: { exerciseID: props.exerciseID, submissionID: 'new' },
+			})
+		} else {
+			toast.error(__(error.messages?.[0] || error))
+		}
+	},
 })
 
+watch(exercise, () => {
+	updateCode()
+})
+
+const updateCode = (submissionCode = '') => {
+	updateBoilerPlate()
+	if (!code.value?.includes(boilerplate.value)) {
+		code.value = `${boilerplate.value}${code.value}`
+	}
+	if (submissionCode && !code.value?.includes(submissionCode)) {
+		code.value = `${code.value}${submissionCode}`
+	} else if (!submissionCode && !code.value) {
+		code.value = boilerplate.value
+	}
+}
+
+const updateBoilerPlate = () => {
+	if (exercise.doc?.language == 'Python') {
+		boilerplate.value = `with open("stdin", "r") as f:\n    data = f.read()\n\ninputs = data.split() if len(data) else []\n\n# inputs is a list of strings\n# write your code below\n\n`
+	} else if (exercise.doc?.language == 'JavaScript') {
+		boilerplate.value = `const fs = require('fs');\n\nlet input = fs.readFileSync('/app/stdin', 'utf8').trim();\nconst inputs = input.split("\\n");\n// inputs is an array of strings\n// write your code below\n`
+	}
+}
+
+const checkIfUserIsPermitted = (doc: any = null) => {
+	if (!user.data) {
+		window.location.href = `/login?redirect-to=/lms/programming-exercises/${props.exerciseID}/submission/${props.submissionID}`
+	}
+
+	if (!doc) return
+	if (
+		doc.owner != user.data?.name &&
+		!user.data?.is_instructor &&
+		!user.data?.is_moderator &&
+		!user.data.is_evaluator
+	) {
+		router.push({
+			name: 'ProgrammingExerciseSubmission',
+			params: { exerciseID: props.exerciseID, submissionID: 'new' },
+		})
+		return
+	}
+}
+
+const updateTestCases = (doc: any) => {
+	if (testCases.value.length === 0) {
+		testCases.value = doc.test_cases || []
+	}
+}
+
 watch(
 	() => submission.doc,
 	(doc) => {
 		if (doc) {
-			code.value = `${boilerplate.value}${doc.code || ''}\n`
-			if (testCases.value.length === 0) {
-				testCases.value = doc.test_cases || []
-			}
+			checkIfUserIsPermitted(doc)
+			updateTestCases(doc)
+			updateCode(doc.code)
 		}
 	},
 	{ immediate: true }
@@ -191,7 +275,7 @@ watch(
 const loadFalcon = () => {
 	return new Promise((resolve, reject) => {
 		const script = document.createElement('script')
-		script.src = 'https://falcon.frappe.io/static/livecode.js'
+		script.src = `${falconURL}static/livecode.js`
 		script.onload = resolve
 		script.onerror = reject
 		document.head.appendChild(script)
@@ -246,10 +330,11 @@ const createSubmission = () => {
 					name: 'ProgrammingExerciseSubmission',
 					params: { exerciseID: props.exerciseID, submissionID: data },
 				})
+				fetchSubmission(data)
 			} else {
-				submission.reload()
+				fetchSubmission(props.submissionID)
 			}
-			toast.success(__('Submitted successfully!'))
+			toast.success(__('Submission saved!'))
 		})
 		.catch((error: any) => {
 			console.error('Error creating submission:', error)
@@ -267,7 +352,7 @@ const execute = (stdin = ''): Promise<string> => {
 
 		let session = new LiveCodeSession({
 			base_url: 'https://falcon.frappe.io',
-			runtime: 'python',
+			runtime: exercise.doc?.language.toLowerCase() || 'python',
 			code: code.value,
 			files: [{ filename: 'stdin', contents: stdin }],
 			onMessage: (msg: any) => {
diff --git a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmissions.vue b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmissions.vue
index 4cf40e4b..7bdb89b8 100644
--- a/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmissions.vue
+++ b/frontend/src/pages/ProgrammingExercises/ProgrammingExerciseSubmissions.vue
@@ -26,6 +26,7 @@
 					doctype="User"
 					v-model="filters.member"
 					:placeholder="__('Filter by Member')"
+					:readonly="isStudent"
 				/>
 				<FormControl
 					v-model="filters.status"
@@ -45,7 +46,7 @@
 			:rows="submissions.data"
 			rowKey="name"
 			:options="{
-				selectable: false,
+				selectable: true,
 			}"
 		>
 			<ListHeader
@@ -100,6 +101,18 @@
 					</ListRow>
 				</router-link>
 			</ListRows>
+			<ListSelectBanner>
+				<template #actions="{ unselectAll, selections }">
+					<div class="flex gap-2">
+						<Button
+							variant="ghost"
+							@click="deleteExercises(selections, unselectAll)"
+						>
+							<Trash2 class="h-4 w-4 stroke-1.5" />
+						</Button>
+					</div>
+				</template>
+			</ListSelectBanner>
 		</ListView>
 		<EmptyState v-else type="Programming Exercise Submissions" />
 		<div
@@ -127,7 +140,9 @@ import {
 	ListRows,
 	ListRow,
 	ListRowItem,
+	ListSelectBanner,
 	usePageMeta,
+	toast,
 } from 'frappe-ui'
 import type {
 	ProgrammingExerciseSubmission,
@@ -136,6 +151,7 @@ import type {
 import { computed, inject, onMounted, ref, watch } from 'vue'
 import { sessionStore } from '@/stores/session'
 import { useRouter } from 'vue-router'
+import { Trash2 } from 'lucide-vue-next'
 import Link from '@/components/Controls/Link.vue'
 import EmptyState from '@/components/EmptyState.vue'
 
@@ -151,9 +167,11 @@ const filters = ref<Filters>({
 const router = useRouter()
 
 onMounted(() => {
-	if (!user.data?.is_instructor && !user.data?.is_moderator) {
-		router.push({ name: 'Courses' })
-	}
+	setFiltersFromRoute()
+	fetchBasedOnRole()
+})
+
+const setFiltersFromRoute = () => {
 	filterFields.forEach((field) => {
 		if (router.currentRoute.value.query[field]) {
 			filters.value[field as keyof Filters] = router.currentRoute.value.query[
@@ -161,7 +179,15 @@ onMounted(() => {
 			] as string
 		}
 	})
-})
+}
+
+const fetchBasedOnRole = () => {
+	if (isStudent.value) {
+		filters.value['member'] = user.data?.name
+	} else {
+		submissions.reload()
+	}
+}
 
 const submissions = createListResource({
 	doctype: 'LMS Programming Exercise Submission',
@@ -174,7 +200,7 @@ const submissions = createListResource({
 		'status',
 		'modified',
 	],
-	auto: true,
+	orderBy: 'modified desc',
 	transform(data: ProgrammingExercise[]) {
 		return data.map((submission: ProgrammingExerciseSubmission) => {
 			return {
@@ -214,6 +240,22 @@ watch(filters.value, () => {
 	submissions.reload()
 })
 
+const deleteExercises = (selections: Set<string>, unselectAll: () => void) => {
+	Array.from(selections).forEach(async (submission: string) => {
+		await submissions.delete.submit(submission)
+	})
+	unselectAll()
+	toast.success(__('Submissions deleted successfully'))
+}
+
+const isStudent = computed(() => {
+	return (
+		!user.data?.is_instructor &&
+		!user.data?.is_moderator &&
+		!user.data?.is_evaluator
+	)
+})
+
 const submissionColumns = computed(() => {
 	return [
 		{
diff --git a/frontend/src/pages/ProgrammingExercises/ProgrammingExercises.vue b/frontend/src/pages/ProgrammingExercises/ProgrammingExercises.vue
index 0a994b06..96d74153 100644
--- a/frontend/src/pages/ProgrammingExercises/ProgrammingExercises.vue
+++ b/frontend/src/pages/ProgrammingExercises/ProgrammingExercises.vue
@@ -81,7 +81,7 @@
 	/>
 </template>
 <script setup lang="ts">
-import { computed, onMounted, ref } from 'vue'
+import { computed, inject, onMounted, ref } from 'vue'
 import {
 	Breadcrumbs,
 	Button,
@@ -91,6 +91,7 @@ import {
 } from 'frappe-ui'
 import { Plus } from 'lucide-vue-next'
 import { sessionStore } from '@/stores/session'
+import { useRouter } from 'vue-router'
 import ProgrammingExerciseForm from '@/pages/ProgrammingExercises/ProgrammingExerciseForm.vue'
 
 const exerciseCount = ref<number>(0)
@@ -98,11 +99,26 @@ const readOnlyMode = window.read_only_mode
 const { brand } = sessionStore()
 const showForm = ref<boolean>(false)
 const exerciseID = ref<string | null>('new')
+const user = inject<any>('$user')
+const router = useRouter()
 
 onMounted(() => {
+	validatePermissions()
 	getExerciseCount()
 })
 
+const validatePermissions = () => {
+	if (
+		!user.data?.is_instructor &&
+		!user.data?.is_moderator &&
+		!user.data?.is_evaluator
+	) {
+		router.push({
+			name: 'ProgrammingExerciseSubmissions',
+		})
+	}
+}
+
 const getExerciseCount = () => {
 	call('frappe.client.get_count', {
 		doctype: 'LMS Programming Exercise',
diff --git a/frontend/src/pages/ProgrammingExercises/types.ts b/frontend/src/pages/ProgrammingExercises/types.ts
index fc319368..72950a07 100644
--- a/frontend/src/pages/ProgrammingExercises/types.ts
+++ b/frontend/src/pages/ProgrammingExercises/types.ts
@@ -19,4 +19,29 @@ type Filters = {
     exercise?: string,
     member?: string,
     status?: string
+}
+
+type ProgrammingExercises = {
+	data: ProgrammingExercise[]
+	reload: () => void
+	hasNextPage: boolean
+	next: () => void
+	setValue: {
+		submit: (
+			data: ProgrammingExercise,
+			options?: { onSuccess?: () => void }
+		) => void
+	}
+	insert: {
+		submit: (
+			data: ProgrammingExercise,
+			options?: { onSuccess?: () => void }
+		) => void
+	}
+	delete: {
+		submit: (
+			name: string,
+			options?: { onSuccess?: () => void }
+		) => void
+	}
 }
\ No newline at end of file
diff --git a/frontend/src/utils/index.js b/frontend/src/utils/index.js
index 9084298b..b40beaa9 100644
--- a/frontend/src/utils/index.js
+++ b/frontend/src/utils/index.js
@@ -439,6 +439,17 @@ export function getSidebarLinks() {
 			to: 'Batches',
 			activeFor: ['Batches', 'BatchDetail', 'Batch', 'BatchForm'],
 		},
+		{
+			label: 'Programming Exercises',
+			icon: 'Code',
+			to: 'ProgrammingExercises',
+			activeFor: [
+				'ProgrammingExercises',
+				'ProgrammingExerciseForm',
+				'ProgrammingExerciseSubmissions',
+				'ProgrammingExerciseSubmission',
+			],
+		},
 		{
 			label: 'Certified Members',
 			icon: 'GraduationCap',
diff --git a/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.json b/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.json
index 0ed9b22d..c2fa9b8d 100644
--- a/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.json
+++ b/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.json
@@ -63,7 +63,7 @@
    "link_fieldname": "exercise"
   }
  ],
- "modified": "2025-06-20 12:53:59.295679",
+ "modified": "2025-06-24 14:42:27.463492",
  "modified_by": "sayali@frappe.io",
  "module": "LMS",
  "name": "LMS Programming Exercise",
@@ -104,6 +104,27 @@
    "role": "Course Creator",
    "share": 1,
    "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Batch Evaluator",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "LMS Student",
+   "share": 1
   }
  ],
  "row_format": "Dynamic",
diff --git a/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.py b/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.py
index bec575da..8d1388bb 100644
--- a/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.py
+++ b/lms/lms/doctype/lms_programming_exercise/lms_programming_exercise.py
@@ -1,9 +1,15 @@
 # Copyright (c) 2025, Frappe and contributors
 # For license information, please see license.txt
 
-# import frappe
+import frappe
+from frappe import _
 from frappe.model.document import Document
 
 
 class LMSProgrammingExercise(Document):
-	pass
+	def validate(self):
+		self.validate_test_cases()
+
+	def validate_test_cases(self):
+		if not self.test_cases:
+			frappe.throw(_("At least one test case is required for the programming exercise."))
diff --git a/lms/lms/doctype/lms_programming_exercise_submission/lms_programming_exercise_submission.json b/lms/lms/doctype/lms_programming_exercise_submission/lms_programming_exercise_submission.json
index 823d9d63..3b614b13 100644
--- a/lms/lms/doctype/lms_programming_exercise_submission/lms_programming_exercise_submission.json
+++ b/lms/lms/doctype/lms_programming_exercise_submission/lms_programming_exercise_submission.json
@@ -88,7 +88,7 @@
  "grid_page_length": 50,
  "index_web_pages_for_search": 1,
  "links": [],
- "modified": "2025-06-20 19:17:23.940979",
+ "modified": "2025-06-24 14:42:08.288983",
  "modified_by": "sayali@frappe.io",
  "module": "LMS",
  "name": "LMS Programming Exercise Submission",
@@ -105,6 +105,53 @@
    "role": "System Manager",
    "share": 1,
    "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Moderator",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Course Creator",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Batch Evaluator",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "LMS Student",
+   "share": 1,
+   "write": 1
   }
  ],
  "row_format": "Dynamic",