now people can join and leave the game

.env.example

@@ -0,0 +1,2 @@
+VITE_SUPABASE_URL=https://yourproject.supabase.co
+VITE_SUPABASE_ANON_KEY=your-service-role-key

.vscode/settings.json

@@ -3,5 +3,6 @@
 	"editor.inlineSuggest.enabled": true,
 	"editor.quickSuggestions": {
 		"strings": true
-	}
+	},
+	"cSpell.words": ["SUPABASE"]
 }

package-lock.json

@@ -7,6 +7,9 @@
 		"": {
 			"name": "kahootclone",
 			"version": "0.0.1",
+			"dependencies": {
+				"@supabase/supabase-js": "^2.49.4"
+			},
 			"devDependencies": {
 				"@sveltejs/adapter-auto": "^4.0.0",
 				"@sveltejs/kit": "^2.16.0",
@@ -1000,6 +1003,73 @@
 				"win32"
 			]
 		},
+		"node_modules/@supabase/auth-js": {
+			"version": "2.69.1",
+			"resolved": "https://registry.npmjs.org/@supabase/auth-js/-/auth-js-2.69.1.tgz",
+			"integrity": "sha512-FILtt5WjCNzmReeRLq5wRs3iShwmnWgBvxHfqapC/VoljJl+W8hDAyFmf1NVw3zH+ZjZ05AKxiKxVeb0HNWRMQ==",
+			"dependencies": {
+				"@supabase/node-fetch": "^2.6.14"
+			}
+		},
+		"node_modules/@supabase/functions-js": {
+			"version": "2.4.4",
+			"resolved": "https://registry.npmjs.org/@supabase/functions-js/-/functions-js-2.4.4.tgz",
+			"integrity": "sha512-WL2p6r4AXNGwop7iwvul2BvOtuJ1YQy8EbOd0dhG1oN1q8el/BIRSFCFnWAMM/vJJlHWLi4ad22sKbKr9mvjoA==",
+			"dependencies": {
+				"@supabase/node-fetch": "^2.6.14"
+			}
+		},
+		"node_modules/@supabase/node-fetch": {
+			"version": "2.6.15",
+			"resolved": "https://registry.npmjs.org/@supabase/node-fetch/-/node-fetch-2.6.15.tgz",
+			"integrity": "sha512-1ibVeYUacxWYi9i0cf5efil6adJ9WRyZBLivgjs+AUpewx1F3xPi7gLgaASI2SmIQxPoCEjAsLAzKPgMJVgOUQ==",
+			"dependencies": {
+				"whatwg-url": "^5.0.0"
+			},
+			"engines": {
+				"node": "4.x || >=6.0.0"
+			}
+		},
+		"node_modules/@supabase/postgrest-js": {
+			"version": "1.19.4",
+			"resolved": "https://registry.npmjs.org/@supabase/postgrest-js/-/postgrest-js-1.19.4.tgz",
+			"integrity": "sha512-O4soKqKtZIW3olqmbXXbKugUtByD2jPa8kL2m2c1oozAO11uCcGrRhkZL0kVxjBLrXHE0mdSkFsMj7jDSfyNpw==",
+			"dependencies": {
+				"@supabase/node-fetch": "^2.6.14"
+			}
+		},
+		"node_modules/@supabase/realtime-js": {
+			"version": "2.11.2",
+			"resolved": "https://registry.npmjs.org/@supabase/realtime-js/-/realtime-js-2.11.2.tgz",
+			"integrity": "sha512-u/XeuL2Y0QEhXSoIPZZwR6wMXgB+RQbJzG9VErA3VghVt7uRfSVsjeqd7m5GhX3JR6dM/WRmLbVR8URpDWG4+w==",
+			"dependencies": {
+				"@supabase/node-fetch": "^2.6.14",
+				"@types/phoenix": "^1.5.4",
+				"@types/ws": "^8.5.10",
+				"ws": "^8.18.0"
+			}
+		},
+		"node_modules/@supabase/storage-js": {
+			"version": "2.7.1",
+			"resolved": "https://registry.npmjs.org/@supabase/storage-js/-/storage-js-2.7.1.tgz",
+			"integrity": "sha512-asYHcyDR1fKqrMpytAS1zjyEfvxuOIp1CIXX7ji4lHHcJKqyk+sLl/Vxgm4sN6u8zvuUtae9e4kDxQP2qrwWBA==",
+			"dependencies": {
+				"@supabase/node-fetch": "^2.6.14"
+			}
+		},
+		"node_modules/@supabase/supabase-js": {
+			"version": "2.49.4",
+			"resolved": "https://registry.npmjs.org/@supabase/supabase-js/-/supabase-js-2.49.4.tgz",
+			"integrity": "sha512-jUF0uRUmS8BKt37t01qaZ88H9yV1mbGYnqLeuFWLcdV+x1P4fl0yP9DGtaEhFPZcwSom7u16GkLEH9QJZOqOkw==",
+			"dependencies": {
+				"@supabase/auth-js": "2.69.1",
+				"@supabase/functions-js": "2.4.4",
+				"@supabase/node-fetch": "2.6.15",
+				"@supabase/postgrest-js": "1.19.4",
+				"@supabase/realtime-js": "2.11.2",
+				"@supabase/storage-js": "2.7.1"
+			}
+		},
 		"node_modules/@sveltejs/acorn-typescript": {
 			"version": "1.0.5",
 			"resolved": "https://registry.npmjs.org/@sveltejs/acorn-typescript/-/acorn-typescript-1.0.5.tgz",
@@ -1383,6 +1453,27 @@
 			"dev": true,
 			"peer": true
 		},
+		"node_modules/@types/node": {
+			"version": "22.15.17",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-22.15.17.tgz",
+			"integrity": "sha512-wIX2aSZL5FE+MR0JlvF87BNVrtFWf6AE6rxSE9X7OwnVvoyCQjpzSRJ+M87se/4QCkCiebQAqrJ0y6fwIyi7nw==",
+			"dependencies": {
+				"undici-types": "~6.21.0"
+			}
+		},
+		"node_modules/@types/phoenix": {
+			"version": "1.6.6",
+			"resolved": "https://registry.npmjs.org/@types/phoenix/-/phoenix-1.6.6.tgz",
+			"integrity": "sha512-PIzZZlEppgrpoT2QgbnDU+MMzuR6BbCjllj0bM70lWoejMeNJAxCchxnv7J3XFkI8MpygtRpzXrIlmWUBclP5A=="
+		},
+		"node_modules/@types/ws": {
+			"version": "8.18.1",
+			"resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.18.1.tgz",
+			"integrity": "sha512-ThVF6DCVhA8kUGy+aazFQ4kXQ7E1Ty7A3ypFOe0IcJV8O/M511G99AW24irKrW56Wt44yG9+ij8FaqoBGkuBXg==",
+			"dependencies": {
+				"@types/node": "*"
+			}
+		},
 		"node_modules/accepts": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/accepts/-/accepts-2.0.0.tgz",
@@ -4029,6 +4120,11 @@
 				"node": ">=6"
 			}
 		},
+		"node_modules/tr46": {
+			"version": "0.0.3",
+			"resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+			"integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+		},
 		"node_modules/type-check": {
 			"version": "0.4.0",
 			"resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -4057,6 +4153,11 @@
 				"node": ">= 0.6"
 			}
 		},
+		"node_modules/undici-types": {
+			"version": "6.21.0",
+			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+			"integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ=="
+		},
 		"node_modules/unpipe": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -4205,6 +4306,20 @@
 				}
 			}
 		},
+		"node_modules/webidl-conversions": {
+			"version": "3.0.1",
+			"resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+			"integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+		},
+		"node_modules/whatwg-url": {
+			"version": "5.0.0",
+			"resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+			"integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+			"dependencies": {
+				"tr46": "~0.0.3",
+				"webidl-conversions": "^3.0.0"
+			}
+		},
 		"node_modules/which": {
 			"version": "2.0.2",
 			"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -4238,6 +4353,26 @@
 			"dev": true,
 			"peer": true
 		},
+		"node_modules/ws": {
+			"version": "8.18.2",
+			"resolved": "https://registry.npmjs.org/ws/-/ws-8.18.2.tgz",
+			"integrity": "sha512-DMricUmwGZUVr++AEAe2uiVM7UoO9MAVZMDu05UQOaUII0lp+zOzLLU4Xqh/JvTqklB1T4uELaaPBKyjE1r4fQ==",
+			"engines": {
+				"node": ">=10.0.0"
+			},
+			"peerDependencies": {
+				"bufferutil": "^4.0.1",
+				"utf-8-validate": ">=5.0.2"
+			},
+			"peerDependenciesMeta": {
+				"bufferutil": {
+					"optional": true
+				},
+				"utf-8-validate": {
+					"optional": true
+				}
+			}
+		},
 		"node_modules/yallist": {
 			"version": "5.0.0",
 			"resolved": "https://registry.npmjs.org/yallist/-/yallist-5.0.0.tgz",

package.json

@@ -25,5 +25,8 @@
 		"svelte": "^5.0.0",
 		"tailwindcss": "^4.0.0",
 		"vite": "^6.0.0"
+	},
+	"dependencies": {
+		"@supabase/supabase-js": "^2.49.4"
 	}
 }

src/lib/index.js

@@ -1 +0,0 @@
-// place files you want to import through the `$lib` alias in this folder.

src/lib/supabase.js

@@ -0,0 +1,6 @@
+import { createClient } from '@supabase/supabase-js';
+
+export const supabase = createClient(
+	import.meta.env.VITE_SUPABASE_URL,
+	import.meta.env.VITE_SUPABASE_ANON_KEY
+);

src/routes/create/+page.svelte

@@ -1,27 +1,37 @@
 <script>
-	let questions = $state([
+	import { supabase } from '$lib/supabase';
+	import { goto } from '$app/navigation';
+	let questions = [
 		{
 			name: '',
 			answers: ['', '', '', ''],
 			correctAnswer: undefined
 		}
-	]);
+	];
 
-	function startGame() {
+	async function startGame() {
-		if (questions.some((question) => question.name === '')) {
+		if (questions.some((q) => q.name === '')) return alert('Please fill all questions');
-			alert('Please fill in the question for each question.');
+		if (questions.some((q) => q.answers.some((a) => a === ''))) return alert('Fill all options');
-			return;
+		if (questions.some((q) => q.correctAnswer === undefined))
-		}
+			return alert('Select correct answers');
-		if (questions.some((question) => question.answers.some((answer) => answer === ''))) {
+
-			alert('Please fill in each of the options for each question.');
+		const gamePin = Math.floor(Math.random() * 1000000)
-			return;
+			.toString()
-		}
+			.padStart(6, '0');
-		if (questions.some((question) => question.correctAnswer === undefined)) {
+
-			alert('Please select a correct answer for each question.');
+		const { error } = await supabase.from('games').insert({
+			gamePIN: gamePin,
+			gameStatus: 'lobby',
+			questions: questions,
+			players: []
+		});
+
+		if (error) {
+			alert('Failed to create game: ' + error.message + '\n\nPlease try again.');
 			return;
 		}
 
-		alert('Game started!');
+		goto('/host/' + gamePin);
 	}
 </script>
 

src/routes/host/[gamePin]/+page.js

@@ -0,0 +1,6 @@
+// Example of what your +page.js or +page.server.js might need
+export function load({ params }) {
+	return {
+		gamePin: params.gamePin
+	};
+}

src/routes/host/[gamePin]/+page.svelte

@@ -0,0 +1,78 @@
+<script>
+	import { onMount } from 'svelte';
+	import { page } from '$app/stores';
+	import { supabase } from '$lib/supabase';
+
+	export let data;
+	const gamePin = data.gamePin;
+	const name = $page.state?.name;
+
+	let players = [];
+
+	// Subscribe to realtime changes in players
+	function subscribeToPlayers() {
+		const channel = supabase
+			.channel(`game-${gamePin}`)
+			.on(
+				'postgres_changes',
+				{
+					event: 'UPDATE',
+					schema: 'public',
+					table: 'games',
+					filter: `gamePIN=eq.${gamePin}`
+				},
+				(payload) => {
+					players = payload.new.players || [];
+				}
+			)
+			.subscribe();
+	}
+
+	onMount(async () => {
+		const { data: gameData } = await supabase
+			.from('games')
+			.select('players')
+			.eq('gamePIN', Number(gamePin))
+			.maybeSingle();
+
+		if (gameData?.players) {
+			players = gameData.players;
+		}
+
+		subscribeToPlayers();
+	});
+</script>
+
+<div class="bg-grey-900 flex h-full items-center justify-center">
+	<div
+		class="flex max-w-[700px] flex-col items-center justify-center gap-1 rounded-lg bg-gray-900 p-8 shadow-lg"
+	>
+		<h1 class="m-[0] text-9xl">HOSTING</h1>
+		<h1 class="m-[0] text-7xl">Game Pin:</h1>
+		<h1 class="m-[0] rounded-2xl bg-gray-700 pt-1.5 pr-2 pb-0 pl-2 font-mono text-5xl">
+			{gamePin}
+		</h1>
+		<h1 class="m-[0] mt-10 text-6xl">Players Joined:</h1>
+		<h1 class="m-[0] text-4xl text-gray-400">(Total Players: {players.length})</h1>
+		<div class="mt-2 flex flex-wrap justify-center gap-2">
+			{#each players as player}
+				<span class="m-[0] rounded-xl bg-gray-700 pt-1 pr-2 pb-0 pl-2 font-mono text-3xl"
+					>{player.name}</span
+				>
+			{/each}
+		</div>
+		<button
+			class="mt-5 cursor-pointer rounded-2xl bg-green-700 p-2 text-4xl transition-all hover:scale-110 hover:-rotate-10"
+			on:click={() => {
+				if (players.length > 0) {
+					if (confirm('Are you sure you want to start the game?')) {
+						// Logic to start the game
+						alert('Game started!'); // Replace with actual game start logic
+					}
+				} else {
+					alert('You need at least one player to start the game.');
+				}
+			}}>Start the game</button
+		>
+	</div>
+</div>

src/routes/join/+page.svelte

@@ -1,19 +1,72 @@
 <script>
 	import { goto } from '$app/navigation';
+	import { supabase } from '$lib/supabase';
 
+	let pin;
+	let name;
+	let Checking = false;
+
+	async function validateGamePin() {
+		const { data, error } = await supabase
+			.from('games')
+			.select('gamePIN')
+			.eq('gamePIN', Number(pin))
+			.maybeSingle();
+
+		// Return true if valid
+		return data !== null && !error;
+	}
+
+	async function joinGame() {
+		if (!pin || !name) {
+			alert('Please fill in the game pin and your name.');
+			return;
+		}
+
+		Checking = true;
+
+		const isValid = await validateGamePin();
+		if (!isValid) {
+			alert('Invalid game pin. Please try again.');
+			Checking = false;
+			return;
+		}
+
+		goto('/play/' + pin, {
+			state: {
+				name
+			}
+		});
+	}
 </script>
 
 <div class="bg-grey-900 flex h-full items-center justify-center">
 	<div class="flex flex-col items-center justify-center gap-1 rounded-lg bg-gray-900 p-8 shadow-lg">
 		<h1 class="m-[0] mb-3 text-5xl">Join a game here</h1>
-		<input placeholder="Enter game pin" class="rounded-lg bg-gray-800 p-2 text-center text-white" />
+
+		<input
+			placeholder="Enter game pin"
+			class="rounded-lg bg-gray-800 p-2 text-center text-white"
+			bind:value={pin}
+		/>
+
 		<input
 			placeholder="Enter your name"
+			bind:value={name}
 			class="rounded-lg bg-gray-800 p-2 text-center text-white"
 		/>
-		<button
+
-			class="cursor-pointer rounded-full bg-green-700 p-2 transition-all hover:scale-110 hover:-rotate-10"
+		{#if !Checking}
-			>Join the game</button
+			<button
-		>
+				class="mt-4 cursor-pointer rounded-full bg-green-700 p-2 transition-all hover:scale-110 hover:-rotate-10"
+				on:click={joinGame}
+			>
+				Join game
+			</button>
+		{:else}<button
+				class="mt-4 cursor-pointer rounded-full bg-gray-700 p-2 transition-all hover:scale-110 hover:-rotate-10"
+			>
+				Checking if pin is valid...
+			</button>{/if}
 	</div>
 </div>

src/routes/play/[gamePin]/+page.js

@@ -0,0 +1,6 @@
+// Example of what your +page.js or +page.server.js might need
+export function load({ params }) {
+	return {
+		gamePin: params.gamePin
+	};
+}

src/routes/play/[gamePin]/+page.svelte

@@ -0,0 +1,87 @@
+<script>
+	import { onMount } from 'svelte';
+	import { page } from '$app/stores';
+	import { supabase } from '$lib/supabase';
+
+	export let data;
+	const gamePin = data.gamePin;
+	const name = $page.state?.name;
+
+	let players = [];
+
+	async function addPlayer() {
+		const { data: gameData, error } = await supabase
+			.from('games')
+			.select('players')
+			.eq('gamePIN', Number(gamePin))
+			.maybeSingle();
+
+		let updatedPlayers = gameData.players || [];
+
+		const alreadyExists = updatedPlayers.some((p) => p.name === name);
+		if (!alreadyExists) {
+			updatedPlayers.push({ name: name, score: 0 });
+
+			const { error: updateError } = await supabase
+				.from('games')
+				.update({ players: updatedPlayers })
+				.eq('gamePIN', Number(gamePin));
+		}
+	}
+
+	// Subscribe to realtime changes in players
+	function subscribeToPlayers() {
+		const channel = supabase
+			.channel(`game-${gamePin}`)
+			.on(
+				'postgres_changes',
+				{
+					event: 'UPDATE',
+					schema: 'public',
+					table: 'games',
+					filter: `gamePIN=eq.${gamePin}`
+				},
+				(payload) => {
+					players = payload.new.players || [];
+				}
+			)
+			.subscribe();
+	}
+
+	onMount(async () => {
+		await addPlayer();
+
+		const { data: gameData } = await supabase
+			.from('games')
+			.select('players')
+			.eq('gamePIN', Number(gamePin))
+			.maybeSingle();
+
+		if (gameData?.players) {
+			players = gameData.players;
+		}
+
+		subscribeToPlayers();
+	});
+</script>
+
+<div class="bg-grey-900 flex h-full items-center justify-center">
+	<div
+		class="flex max-w-[700px] flex-col items-center justify-center gap-1 rounded-lg bg-gray-900 p-8 shadow-lg"
+	>
+		<h1 class="m-[0] text-9xl">PLAYING</h1>
+		<h1 class="m-[0] text-7xl">Game Pin:</h1>
+		<h1 class="m-[0] rounded-2xl bg-gray-700 pt-1.5 pr-2 pb-0 pl-2 font-mono text-5xl">
+			{gamePin}
+		</h1>
+		<h1 class="m-[0] mt-10 text-6xl">Players Joined:</h1>
+		<h1 class="m-[0] text-4xl text-gray-400">(Total Players: {players.length})</h1>
+		<div class="mt-2 flex flex-wrap justify-center gap-2">
+			{#each players as player}
+				<span class="m-[0] rounded-xl bg-gray-700 pt-1 pr-2 pb-0 pl-2 font-mono text-3xl"
+					>{player.name}</span
+				>
+			{/each}
+		</div>
+	</div>
+</div>