Added /new and query param handlers

src/game/routing.ts

@@ -0,0 +1,68 @@
+import { globalBus } from "game/events";
+import { DecimalSource } from "util/bignum";
+import { Ref } from "vue";
+import player from "./player";
+
+// https://stackoverflow.com/questions/2090551/parse-query-string-in-javascript
+function parseQuery(queryString = window.location.search) {
+    const query: Record<string, string> = {};
+    const pairs = (queryString[0] === "?" ? queryString.substring(1) : queryString).split("&");
+    for (let i = 0; i < pairs.length; i++) {
+        const pair = pairs[i].split("=");
+        query[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1] || "");
+    }
+    return query;
+}
+const params = parseQuery();
+
+/**
+ * Register a handler to be called when creating new saves based on a query param
+ * @param key The query param to regster
+ * @param handler The callback function when the query param is present
+ * @param newSavesOnly If set to true, only call the handler on the /new path
+ */
+export function registerQueryParam(
+    key: string,
+    handler: (value: string) => void,
+    newSavesOnly?: boolean
+): void;
+/**
+ * Register a ref to have its value set based on a query param
+ * @param key The query param to regster
+ * @param ref The ref to set the value of
+ * @param newSavesOnly If set to true, only overwrite values on the /new path
+ * @see {@link numberHandler}.
+ */
+export function registerQueryParam<T extends string | boolean | DecimalSource>(
+    key: string,
+    ref: Ref<T>,
+    newSavesOnly?: boolean
+): void;
+export function registerQueryParam<T extends string | boolean | DecimalSource>(
+    key: string,
+    handlerOrRef: ((value: string) => void) | Ref<T>,
+    newSavesOnly = false
+) {
+    globalBus.on("onLoad", () => {
+        if (newSavesOnly && player.timePlayed > 0) {
+            return;
+        }
+        if (key in params) {
+            if (typeof handlerOrRef === "function") {
+                handlerOrRef(params[key]);
+            } else {
+                if (typeof handlerOrRef.value === "boolean") {
+                    (handlerOrRef.value as boolean) = params[key].toLowerCase() === "true";
+                } else {
+                    (handlerOrRef.value as string | DecimalSource) = params[key];
+                }
+            }
+        }
+    });
+}
+
+export function numberHandler(ref: Ref<number>) {
+    return function (value: string) {
+        ref.value = parseFloat(value);
+    };
+}

src/main.ts

@@ -3,7 +3,8 @@ import App from "App.vue";
 import projInfo from "data/projInfo.json";
 import "game/notifications";
 import state from "game/state";
-import { load } from "util/save";
+import { loadSettings } from "game/settings";
+import { load, loadSave, newSave } from "util/save";
 import { useRegisterSW } from "virtual:pwa-register/vue";
 import type { App as VueApp } from "vue";
 import { createApp, nextTick } from "vue";
@@ -59,7 +60,17 @@ requestAnimationFrame(async () => {
         "font-weight: bold; font-size: 24px; color: #A3BE8C; background: #2E3440; padding: 4px 8px; border-radius: 8px;",
         "padding: 4px;"
     );
-    await load();
+
+    // Load global settings
+    loadSettings();
+
+    if (window.location.pathname === "/new") {
+        await loadSave(newSave());
+    } else {
+        await load();
+    }
+    window.history.replaceState({}, document.title, "/");
+
     const { globalBus } = await import("./game/events");
     const { startGameLoop } = await import("./game/gameLoop");
 

src/util/save.ts

@@ -2,7 +2,7 @@ import projInfo from "data/projInfo.json";
 import { globalBus } from "game/events";
 import type { Player } from "game/player";
 import player, { stringifySave } from "game/player";
-import settings, { loadSettings } from "game/settings";
+import settings from "game/settings";
 import LZString from "lz-string";
 import { ref } from "vue";
 
@@ -33,9 +33,6 @@ export function save(playerData?: Player): string {
 }
 
 export async function load(): Promise<void> {
-    // Load global settings
-    loadSettings();
-
     try {
         let save = localStorage.getItem(settings.active);
         if (save == null) {