Add back button to the timetable section

Close #22

data/generateJson.js

@@ -14,9 +14,10 @@ const getValue = val => {
 
 /**
  * @param {string}  slot
+ * @param {string}  courseCode
  * @return {string[]}
  */
-function resolveSlot(slot){
+function resolveSlot(slot, courseCode){
 	if(typeof(slot) !== 'string') {
 		console.log(typeof(slot))
 		return;
@@ -33,7 +34,7 @@ function resolveSlot(slot){
 	else if(slot.length == 2) {
 		return {lecture: [slot]};
 	}
-	else {
+	else if(slot.length == 3){
 		var major = slot[0];
 		var minor = slot.slice(1).split('');
 		var slots = [];
@@ -42,6 +43,10 @@ function resolveSlot(slot){
 		}
 		return {lecture: slots};
 	}
+	else{
+		console.log("Failed to resolve slots for ", courseCode);
+		return;
+	}
 }
 
 const run = async () => {
@@ -74,7 +79,7 @@ const run = async () => {
 			},
 			location: table[row][9],
 			// Convert slots to the array format manually
-			slot: resolveSlot(table[row][7]),
+			slot: resolveSlot(table[row][7], table[row][2]),
 			instructor: instructors
 		}
 

src/App.svelte

@@ -11,7 +11,7 @@
 	let topRightContainer;
 	let courses = [];
 	let slotWiseCourses = {};
-	export const reset = () => (courses = []);
+	export const reset = () => {courses = []; websiteState = States.Selecting};
 	const States = {
 		Selecting: 0,
     TimeTable: 1,
@@ -30,7 +30,9 @@
 	function viewTimeTable(){
 		websiteState = States.TimeTable;
 		slotWiseCourses = getSlotWise(courses);
-	
+	}
+	function editCourses(){
+		websiteState = States.Selecting;
 	}
 	renderGhButton(
 		{
@@ -82,6 +84,25 @@
   <div class="table">
 		<TimeTable bind:slotWiseCourses />
 	</div>
+
+	<div style="display: flex; justify-content: center; gap: 0.5rem; margin: 1rem;">
+
+		<button on:click={reset} class="outline"><RotateCCWIcon /> Reset</button>
+
+		<button
+			class="raised"
+			disabled={courses.length === 0 }
+			on:click={downloadCalendar}
+		>
+			Download Calendar
+		</button>
+		<button
+			class="raised"
+			on:click={editCourses}
+		>
+			Change Courses
+		</button>
+	</div>
 {/if}
 
 <style>