Feat: Delete lists

src/api/firebase.js

@@ -8,6 +8,7 @@ import {
 	updateDoc,
 	addDoc,
 	deleteDoc,
+	arrayRemove,
 } from 'firebase/firestore';
 import { useEffect, useState } from 'react';
 import { db } from './config';
@@ -240,6 +241,91 @@ export async function deleteItem(listPath, id) {
 	}
 }
 
+export async function deleteList(collectionId, document, email) {
+	const listRef = doc(db, collectionId, document);
+	const userRef = doc(db, 'users', email);
+
+	try {
+		//check if list exists for debugging purposes
+		const docSnapshot = await getDoc(listRef);
+		if (!docSnapshot.exists()) {
+			console.log('Document does not exist:', listRef.path);
+			return;
+		} else {
+			console.log('Document exists:', listRef.path);
+		}
+		//actually delete the list
+		await deleteDoc(listRef);
+		console.log('Document deleted:', listRef.path);
+
+		//check if user list exists for debugging purposes
+		const docSnapshot2 = await getDoc(userRef);
+		if (!docSnapshot2.exists()) {
+			console.log('Document does not exist:', userRef.path);
+			return;
+		} else {
+			console.log('Document exists:', userRef.path);
+		}
+		//alert if user not found
+		const userDoc = await getDoc(userRef);
+		if (!userDoc.exists()) {
+			console.log('User document not found:', email);
+			return;
+		}
+		//show sharedLists contents before deleting ref
+		const sharedLists = userDoc.data().sharedLists;
+		console.log('Current sharedLists:', typeof sharedLists, sharedLists);
+		//actually delete ref from array
+		await updateDoc(userRef, {
+			sharedLists: arrayRemove(listRef),
+		});
+		console.log('User document updated');
+	} catch (error) {
+		console.error('Error deleting your list', error);
+	}
+}
+
+// export async function deleteCollection(listPath) {
+// 	const collectionRef = collection(db, listPath);
+// 	const query = collectionRef.orderBy('__name__').limit(500);
+// 	console.log('delete collecton triggered');
+
+// 	return new Promise((resolve, reject) => {
+// 		console.log('inside promise');
+
+// 		deleteQueryBatch(db, query, resolve).catch(reject);
+// 	});
+// }
+
+// async function deleteQueryBatch(db, query, resolve) {
+// 	const snapshot = await query.get();
+// 	console.log('deletequery triggered');
+
+// 	const batchSize = snapshot.size;
+// 	if (batchSize === 0) {
+// 		// When there are no documents left, we are done
+// 		console.log('batch size 0');
+
+// 		resolve();
+// 		return;
+// 	}
+
+// 	// Delete documents in a batch
+// 	const batch = db.batch();
+// 	snapshot.docs.forEach((doc) => {
+// 		console.log('deleted ', doc.ref);
+
+// 		batch.delete(doc.ref);
+// 	});
+// 	await batch.commit();
+
+// 	// Recurse on the next process tick, to avoid
+// 	// exploding the stack.
+// 	process.nextTick(() => {
+// 		deleteQueryBatch(db, query, resolve);
+// 	});
+// }
+
 export function comparePurchaseUrgency(arr) {
 	const groupedItems = {
 		Overdue: [],

src/components/SingleList.jsx

@@ -1,13 +1,46 @@
+import { deleteList } from '@/api';
+import { getAuth } from 'firebase/auth';
+import { useEffect, useState } from 'react';
 import { FaShareNodes } from 'react-icons/fa6';
-import { RiDeleteBin5Fill } from 'react-icons/ri';
 import { useNavigate } from 'react-router-dom';
+import toast from 'react-hot-toast';
+import {
+	AlertDialog,
+	AlertDialogAction,
+	AlertDialogCancel,
+	AlertDialogContent,
+	AlertDialogDescription,
+	AlertDialogFooter,
+	AlertDialogHeader,
+	AlertDialogTitle,
+	AlertDialogTrigger,
+} from './ui/alert-dialog';
+import { Button } from './ui/button';
+import { Trash2 } from 'lucide-react';
+import {
+	Tooltip,
+	TooltipContent,
+	TooltipProvider,
+	TooltipTrigger,
+} from '@/components/ui/tooltip';
+
 export function SingleList({
 	name,
 	path,
+	listPath,
 	setListPath,
 	handleShareModalClick,
 	setSelectedItem,
 }) {
+	const [isAlertOpen, setIsAlertOpen] = useState(false);
+	const [collectionId, setCollectionId] = useState('');
+	const singleListPath = path.split('/')[0];
+	const email = getAuth().currentUser.email;
+
+	useEffect(() => {
+		setCollectionId(singleListPath);
+	}, []);
+
 	const navigate = useNavigate();
 
 	function handleClick() {
@@ -20,6 +53,19 @@ export function SingleList({
 		handleShareModalClick();
 	};
 
+	const handleDeleteClick = async (name) => {
+		await deleteList(collectionId, name, email);
+		console.log(listPath, name);
+
+		if (listPath.includes(name)) {
+			console.log();
+
+			setListPath('');
+		}
+		toast.success(`List ${name} was deleted`);
+		setIsAlertOpen(false);
+	};
+
 	return (
 		<li className="flex flex-row align-middle justify-between px-2 py-3 rounded-[5px] text-[1.2em] space-x-5 w-full bg-white text-black">
 			<button
@@ -35,9 +81,61 @@ export function SingleList({
 				>
 					<FaShareNodes />
 				</button>
-				<button className="text-pink-500  hover:text-pink-600">
-					<RiDeleteBin5Fill />
-				</button>
+				{getAuth().currentUser.uid === singleListPath ? (
+					<AlertDialog open={isAlertOpen} onOpenChange={setIsAlertOpen}>
+						<AlertDialogTrigger asChild>
+							<Button
+								className="bg-transparent hover:bg-transparent"
+								type="button"
+								onClick={() => setIsAlertOpen(true)}
+							>
+								<Trash2 className="text-pink-500  hover:text-pink-600" />
+							</Button>
+						</AlertDialogTrigger>
+						<AlertDialogContent>
+							<AlertDialogHeader>
+								<AlertDialogTitle className="text-pink-500">
+									Are you absolutely sure?
+								</AlertDialogTitle>
+								<AlertDialogDescription>
+									This will permanently delete your list. Do you really want to
+									delete {name}?
+								</AlertDialogDescription>
+							</AlertDialogHeader>
+							<AlertDialogFooter>
+								<AlertDialogCancel
+									className="p-5 bg-red-600 rounded text-white hover:bg-red-800"
+									onClick={() => setIsAlertOpen(false)}
+								>
+									Cancel
+								</AlertDialogCancel>
+								<AlertDialogAction
+									className="p-5 bg-green-600 rounded text-white hover:bg-green-800"
+									onClick={() => handleDeleteClick(name)}
+								>
+									Continue
+								</AlertDialogAction>
+							</AlertDialogFooter>
+						</AlertDialogContent>
+					</AlertDialog>
+				) : (
+					<TooltipProvider>
+						<Tooltip delayDuration={100}>
+							<TooltipTrigger asChild>
+								<Button
+									className="bg-transparent hover:bg-transparent"
+									type="button"
+									onClick={() => setIsAlertOpen(true)}
+								>
+									<Trash2 className="text-gray-500" />
+								</Button>
+							</TooltipTrigger>
+							<TooltipContent>
+								<p>You cannot delete a list you don&#39;t own!</p>
+							</TooltipContent>
+						</Tooltip>
+					</TooltipProvider>
+				)}
 			</div>
 		</li>
 	);

src/views/Home.jsx

@@ -11,6 +11,7 @@ export function Home({
 	handleShareModalClick,
 }) {
 	const [selectedItem, setSelectedItem] = useState('');
+
 	return (
 		<div className="flex flex-col space-y-10 justify-center ">
 			<div className="flex flex-row justify-center">
@@ -40,6 +41,7 @@ export function Home({
 							key={index}
 							name={item.name}
 							path={item.path}
+							listPath={listPath}
 							setListPath={setListPath}
 							handleShareModalClick={handleShareModalClick}
 							setSelectedItem={setSelectedItem}