Better async at the start

Savegames using Alpine.js persistence

src/alfagok/main.py

@@ -3,7 +3,7 @@ import logging
 from datetime import date, datetime, timezone
 from typing import Union
 
-from fastapi import FastAPI, Request
+from fastapi import FastAPI, Request, HTTPException
 from fastapi.responses import HTMLResponse
 from fastapi.staticfiles import StaticFiles
 from fastapi.templating import Jinja2Templates
@@ -11,6 +11,9 @@ from pydantic import DirectoryPath, FilePath
 from pydantic_settings import BaseSettings
 
 
+VERSION = '0.3.0'
+
+
 class Settings(BaseSettings):
     """Configuration needed for alfagok to find its word list, using environment variables."""
 
@@ -74,7 +77,7 @@ def is_valid_dictionary_word(word: str) -> bool:
 async def index(request: Request):
     """Generate the main HTML page of the game."""
     language = 'nl'
-    return templates.TemplateResponse(request=request, name='index.html', context={'language': language})
+    return templates.TemplateResponse(request=request, name='index.html', context={'language': language, 'version': VERSION})
 
 
 @app.get('/api/game')
@@ -106,7 +109,10 @@ def handle_guess(word: Union[str, None] = None):
 
 
 @app.get('/api/answer/{item_id}')
-def read_item(item_id: int, guess: Union[str, None] = None):
+def read_item(item_id: int):
-    """Get the word for the current game."""
+    """Get the word for the game with ID `item_id`."""
+    current_game_id = get_game_id()
+    if item_id > current_game_id:
+        raise HTTPException(status_code=403, detail='No peaking!')
     word = words[item_id].strip()
-    return {'item_id': item_id, 'guess': guess, 'word': word}
+    return {'item_id': item_id, 'word': word}

src/alfagok/static/game.js

@@ -1,28 +1,39 @@
 document.addEventListener('alpine:init', () => {
     Alpine.store('alfagok', {
-        /* Main alfagok application, state etc */
+        /** Main alfagok application, state etc */
-        gameID: 0,
+        gameID: Alpine.$persist(0).as('gameID'),
         countingDown: '',
+        nextGameIn: 0,
+        gameFetchedAt: null,
 
         loading: false,
 
-        winTime: null,
+        winTime: Alpine.$persist(null).as('winTime'),
-        startTime: null,
+        startTime: Alpine.$persist(null).as('startTime'),
+        gaveUpTime: Alpine.$persist(null).as('gaveUpTime'), // not implemented yet
 
-        nrGuesses: 0,
+        nrGuesses: Alpine.$persist(0).as('nrGuesses'),
-        guessesBefore: [],
+        guessesBefore: Alpine.$persist([]).as('guessesBefore'),
-        guessesAfter: [],
+        guessesAfter: Alpine.$persist([]).as('guessesAfter'),
 
-        guessValue: '',
+        guessValue: Alpine.$persist('').as('guessValue'),
 
         guessError: '',
 
-        resultGameID: '',
+        resultGameID: Alpine.$persist('').as('resultGameID'),
-        resultGuesses: '',
+        resultGuesses: Alpine.$persist('').as('resultGuesses'),
-        resultTimeTaken: '',
+        resultTimeTaken: Alpine.$persist('').as('resultTimeTaken'),
 
+        async init() {
+            /** Initialise the application after loading */
+            await this.getGameID();
+            setInterval(() => {
+                // Update counter to next game (midnight UTC, fetched from API) every second
+                this.countDownTimer();
+            }, 1000);
+        },
         async getGameID() {
-            /* Get the game number from the backend */
+            /** Get the game number from the backend */
             this.loading = true;
             console.log('Loading gameID...');
             let response = await fetch('/api/game');
@@ -30,11 +41,19 @@ document.addEventListener('alpine:init', () => {
             console.log(result);
             this.loading = false;
             if (result.game) {
+                if (this.gameID !== result.game) {
+                    this.setEmptyGameState();
+                }
+                this.nextGameIn = result.deadline;
+                this.gameFetchedAt = new Date();
+                if (this.countingDown === '') {
+                    this.countDownTimer();
+                }
                 return this.gameID = result.game;
             }
         },
-
         async doGuess() {
+            /** Handle the newly entered guess */
             this.guessError = null;
 
             /* Normalise on lowercase, and strip whitespace from begin and end, just in case */
@@ -87,12 +106,32 @@ document.addEventListener('alpine:init', () => {
                 this.winTime = new Date();
                 this.resultGameID = '🧩 Puzzel #' + this.gameID;
                 this.resultGuesses = '🤔 '+ this.nrGuesses + ' gokken';
-                this.resultTimeTaken = '⏱️ ' + getFormattedTime(this.winTime - this.startTime);
+                let winTimeDate = new Date(this.winTime);
+                let startTimeDate = new Date(this.startTime);
+                // this.resultTimeTaken = '⏱️ ' + getFormattedTime(this.winTime - this.startTime);
+                this.resultTimeTaken = '⏱️ ' + this.getFormattedTime(winTimeDate - startTimeDate);
             }
         },
+        setEmptyGameState() {
+            /** Clean slate for new game */
+            this.winTime = null;
+            this.startTime = null;
+            this.gaveUpTime = null;
 
+            this.nrGuesses = 0;
+            this.guessesBefore = [];
+            this.guessesAfter = [];
 
+            this.guessValue = '';
+
+            this.guessError = '';
+
+            this.resultGameID = '';
+            this.resultGuesses = '';
+            this.resultTimeTaken = '';
+        },
         getFormattedTime(milliseconds) {
+            /** Nicely format time for 'time played' */
             if (!Number.isInteger(milliseconds)) {
                 return '';
             }
@@ -115,22 +154,26 @@ document.addEventListener('alpine:init', () => {
 
             return formattedTime.join(' ') || '0s';
         },
+        // # Countdown timer
         addZero(num){
+            /** Pad with 0 if needed */
             if (num <= 9) return '0' + num;
             else return num;
         },
         countDownTimer(){
-            let nextgame = document.getElementById('nextgame');
+            /** Update counter to next game (midnight UTC, fetched from API) */
+            if (this.gameFetchedAt === null) { return; }
             let now = new Date();
-            let midnight = new Date(now.getFullYear(), now.getMonth(), now.getDate()+1, 0, 0, 0);
+            let gameDataFetched = new Date(this.gameFetchedAt);
-            let diff =  Math.floor((midnight - now)/1000);
+            let nextGameStart = gameDataFetched.setSeconds(gameDataFetched.getSeconds() + this.nextGameIn);
+            let diff =  Math.floor((nextGameStart - now) / 1000);
             let hoursRemain = Math.floor(diff / (60*60));
             let minutesRemain = Math.floor((diff - hoursRemain*60*60) / 60);
             let secondsRemain = Math.floor(diff % 60);
-            nextgame.innerHTML   = '<span class="nextgame">'+addZero(hoursRemain)+':'+addZero(minutesRemain)+':'+addZero(secondsRemain)+' over</span>';
-        }
 
-    }),
+            this.countingDown = this.addZero(hoursRemain) + ':' + this.addZero(minutesRemain) + ':' + this.addZero(secondsRemain) + ' over';
+        }
+    })
 
     Alpine.store('darkMode', {
         /* Different Alpine app, dark mode settings for the game */
@@ -148,32 +191,6 @@ document.addEventListener('alpine:init', () => {
 });
 
 
-/* Time formatting **/
-
-function getFormattedTime(milliseconds) {
-    if (!Number.isInteger(milliseconds)) {
-        return '';
-    }
-    let seconds = Math.round((milliseconds) / 1000);
-    const hours = Math.floor(seconds / 3600);
-    seconds %= 3600;
-    const minutes = Math.floor(seconds / 60);
-    seconds %= 60;
-
-    const formattedTime = [];
-    if (hours) {
-        formattedTime.push(`${hours}u`);
-    }
-    if (minutes) {
-        formattedTime.push(`${minutes}m`);
-    }
-    if (seconds) {
-        formattedTime.push(`${seconds}s`);
-    }
-
-    return formattedTime.join(' ') || '0s';
-}
-
 /* Clipboard stuff **/
 
 let clip = new ClipboardJS('.copy');
@@ -188,34 +205,9 @@ clip.on("error", function() {
 });
 
 
-/* Game timer, original from alphaguess.com **/
-
-function go() {
-    window.timerID = window.setInterval(timer, 0);
-}
-
-function timer(){
-    let nextgame = document.getElementById('nextgame');
-    let now = new Date();
-    let midnight = new Date(now.getFullYear(), now.getMonth(), now.getDate()+1, 0, 0, 0);
-    let diff =  Math.floor((midnight - now)/1000);
-    let hoursRemain   = Math.floor(diff/(60*60));
-    let minutesRemain = Math.floor((diff-hoursRemain*60*60)/60);
-    let secondsRemain = Math.floor(diff%60);
-    nextgame.innerHTML   = '<span class="nextgame">'+addZero(hoursRemain)+':'+addZero(minutesRemain)+':'+addZero(secondsRemain)+' over</span>';
-}
-
-function addZero(num){
-    if(num <=9) return '0'+num;
-    else return num;
-}
-
-go();
-
-
 /* Get current gameID etc **/
 
-document.addEventListener('alpine:initialized', () => {
+// document.addEventListener('alpine:initialized', () => {
     /* On AlpineJS completely loaded, do all this */
-    Alpine.store('alfagok').getGameID();
+    // Alpine.store('alfagok').getGameID();
-})
+// })

src/alfagok/templates/index.html

@@ -5,23 +5,23 @@
         <meta charset="UTF-8">
         <meta name="viewport" content="width=device-width, initial-scale=1.0">
         <meta name="description" content="Raad het woord van de dag. Elke gok geeft een hint over waar het woord zich in het alfabet bevindt. Iedereen speelt hetzelfde woord.">
-        <link rel="stylesheet" href="/static/game.css">
+        <link rel="stylesheet" href="/static/game.css?v={{ version }}">
-        <link id="favicon" rel="icon" type="image/x-icon" href="static/images/favicon.ico">
+        <link id="favicon" rel="icon" type="image/x-icon" href="/static/images/favicon.ico">
-        <link rel="apple-touch-icon" sizes="180x180" href="static/images/apple-touch-icon.png">
+        <link rel="apple-touch-icon" sizes="180x180" href="/static/images/apple-touch-icon.png">
-        <link rel="icon" type="image/png" sizes="32x32" href="static/images/favicon-32x32.png">
+        <link rel="icon" type="image/png" sizes="32x32" href="/static/images/favicon-32x32.png">
-        <link rel="icon" type="image/png" sizes="16x16" href="static/images/favicon-16x16.png">
+        <link rel="icon" type="image/png" sizes="16x16" href="/static/images/favicon-16x16.png">
-        <link rel="manifest" href="static/images/site.webmanifest">
+        <link rel="manifest" href="/static/images/site.webmanifest">
+        <script src="https://cdn.jsdelivr.net/npm/@alpinejs/persist@3.x.x/dist/cdn.min.js"></script>
         <script defer src="https://cdn.jsdelivr.net/npm/alpinejs@3.x.x/dist/cdn.min.js"></script>
     </head>
     <body>
 
         <div id="container" x-data="">
 
-            <a href="/" x-cloak class="title">alfagok</a> <span class="puzzleno">puzzel #<span x-text="$store.alfagok.gameID"></span> • <span id="nextgame"></span> | <span x-text="$store.alfagok.countingDown" • <span x-text="$store.alfagok.nrGuesses"></span> gokken</span>
+            <a href="/" x-cloak class="title">alfagok</a> <span class="puzzleno">puzzel #<span x-text="$store.alfagok.gameID"></span> • <span x-text="$store.alfagok.countingDown"></span> • <span x-text="$store.alfagok.nrGuesses"></span> gokken</span>
 
             <div x-cloak class="instructions" x-show="$store.alfagok.guessesBefore.length === 0 && $store.alfagok.guessesAfter.length === 0">
                 <p>Raad het woord van de dag. Elke gok geeft een hint over waar het woord zich in het alfabet bevindt.</p>
-                <p x-show="$store.alfagok.isLocalStorageAvailable"></p>
             </div>
 
             <p class="guessesheading" x-cloak x-show="$store.alfagok.guessesBefore.length">Het woord van de dag komt <em>na</em>:</p>
@@ -46,7 +46,7 @@
                         <p><b x-text="$store.alfagok.resultGameID"></b></p>
                         <p x-text="$store.alfagok.resultGuesses"></p>
                         <p x-text="$store.alfagok.resultTimeTaken"></p>
-                        <p>🔗 <span style="color:var(--blue)">alfagok.diginaut.net</span></p>
+                        <p>🔗 <span class="link">alfagok.diginaut.net</span></p>
                     </div>
                 </div>
                 <div id="copyresults"></div>
@@ -65,7 +65,7 @@
         </div>
 
         <script src="https://cdn.jsdelivr.net/npm/clipboard@2.0.11/dist/clipboard.min.js"></script>
-        <script src="/static/game.js"></script>
+        <script src="/static/game.js?v={{ version }}"></script>
 {#
         <button x-data @click="$store.darkMode.toggle()">Toggle Dark Mode</button>
         <div x-data :class="$store.darkMode.on && 'bg-black'">...</div>