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<script setup lang="ts">
import { ref, type Ref } from 'vue';
import type TetrisBoard from '../components/TetrisBoard.vue';
let started = ref(false)
let waitingForCode = ref(true)
let code = ref('')
let url = ref('');
let numClients = ref(0);
let inputQueue: Ref<Array<string>> = ref([]);
let socket: WebSocket;
function startGame() {
if (!socket) {
return;
}
socket.send(JSON.stringify({
action: 'start',
sessionId: code.value,
}));
}
fetch(`${import.meta.env.VITE_BACKEND_BASE_URL}/session`,
{
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
}
).then(async (response) => {
const data: any = await response.json();
code.value = data.id;
url.value = `${import.meta.env.VITE_FRONTEND_BASE_URL}/join/${data.id}`;
waitingForCode.value = false;
openSocket(data.id);
});
function openSocket(id: string) {
socket = new WebSocket(`${import.meta.env.VITE_BACKEND_WS_URL}`);
socket.onopen = () => {
socket.send(JSON.stringify({
action: 'host',
sessionId: id,
}));
};
socket.onmessage = (event) => {
const data = JSON.parse(event.data);
if (data.action === 'join') {
numClients.value = data.clients;
} else if (data.action === 'state' && data.state === 'playing') {
started.value = true;
} else if (data.action === 'move') {
inputQueue.value.push(data.move);
}
};
}
</script>
<template>
<main>
<template v-if="waitingForCode">
<h1>Requesting session...</h1>
</template>
<template v-if="!started && !waitingForCode">
<h1>Join this game</h1>
<QRCode size=500 level="M" :value="url"></QRCode>
<h2><a :href="url">{{ url }}</a></h2>
<p>Connected clients: {{ numClients }}</p>
<button @click="startGame">Start game</button>
</template>
<TetrisBoard v-if="started" :networked="true" :input-queue="inputQueue" :qrCode="url"></TetrisBoard>
</main>
</template>
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