[wip] idb impl

index.html

@@ -110,8 +110,7 @@ function loop(deltaT) {
 
 lib.startGameLoop(loop);
 
-</pre
-                        >
+</pre>
                     </div>
                 </section>
             </div>

src/gesundheit.js

@@ -0,0 +1,40 @@
+async function asyncIdbRequest(req) {
+    return await new Promise((resolve, reject) => {
+        req.onerror = () => {
+            reject(req.error);
+        };
+
+        req.onsuccess = () => {
+            resolve(req.result);
+        };
+    });
+}
+
+const Idb = new Proxy(globalThis.indexedDB, {
+    get(target, prop, _receiver) {
+        if (typeof target[prop] === "function") {
+            return (...args) => {
+                const req = target[prop](...args);
+                return asyncIdbRequest(req);
+            };
+        }
+        return Reflect.get(...arguments);
+    },
+});
+
+export class Gesundheit {
+    static #isInternalConstructing = false;
+    static #idb = globalThis.indexedDB;
+
+    constructor() {
+        if (!Gesundheit.#isInternalConstructing) {
+            throw new TypeError("Gesundheit is not constructable - use Gesundheit.load()");
+        }
+        Gesundheit.#isInternalConstructing = false;
+    }
+
+    static async load(name) {
+        const db = await Idb.open(name);
+        console.log(db);
+    }
+}

src/index.js

@@ -14,6 +14,7 @@ import { TextCompleter } from "./text_completer.js";
 import { ConsoleInput } from "./console_input.js";
 import { downloadFile, slugify } from "./utils.js";
 import { HtmlExporter } from "./html_exporter.js";
+import { Gesundheit } from "./gesundheit.js";
 
 const editor = ace.edit("editor");
 editor.setTheme("ace/theme/gruvbox");
@@ -150,3 +151,5 @@ addEventListener("keydown", (ev) => {
 });
 
 toggleSpriteEditorButton.addEventListener("click", () => spriteEditor.toggleEditor());
+
+Gesundheit.load("spritedb");