v1.0 with SW PWA enabled

frontend/node_modules/idb/build/index.cjs

@@ -0,0 +1,101 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+var wrapIdbValue = require('./wrap-idb-value.cjs');
+
+/**
+ * Open a database.
+ *
+ * @param name Name of the database.
+ * @param version Schema version.
+ * @param callbacks Additional callbacks.
+ */
+function openDB(name, version, { blocked, upgrade, blocking, terminated } = {}) {
+    const request = indexedDB.open(name, version);
+    const openPromise = wrapIdbValue.wrap(request);
+    if (upgrade) {
+        request.addEventListener('upgradeneeded', (event) => {
+            upgrade(wrapIdbValue.wrap(request.result), event.oldVersion, event.newVersion, wrapIdbValue.wrap(request.transaction), event);
+        });
+    }
+    if (blocked) {
+        request.addEventListener('blocked', (event) => blocked(
+        // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405
+        event.oldVersion, event.newVersion, event));
+    }
+    openPromise
+        .then((db) => {
+        if (terminated)
+            db.addEventListener('close', () => terminated());
+        if (blocking) {
+            db.addEventListener('versionchange', (event) => blocking(event.oldVersion, event.newVersion, event));
+        }
+    })
+        .catch(() => { });
+    return openPromise;
+}
+/**
+ * Delete a database.
+ *
+ * @param name Name of the database.
+ */
+function deleteDB(name, { blocked } = {}) {
+    const request = indexedDB.deleteDatabase(name);
+    if (blocked) {
+        request.addEventListener('blocked', (event) => blocked(
+        // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405
+        event.oldVersion, event));
+    }
+    return wrapIdbValue.wrap(request).then(() => undefined);
+}
+
+const readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];
+const writeMethods = ['put', 'add', 'delete', 'clear'];
+const cachedMethods = new Map();
+function getMethod(target, prop) {
+    if (!(target instanceof IDBDatabase &&
+        !(prop in target) &&
+        typeof prop === 'string')) {
+        return;
+    }
+    if (cachedMethods.get(prop))
+        return cachedMethods.get(prop);
+    const targetFuncName = prop.replace(/FromIndex$/, '');
+    const useIndex = prop !== targetFuncName;
+    const isWrite = writeMethods.includes(targetFuncName);
+    if (
+    // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.
+    !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) ||
+        !(isWrite || readMethods.includes(targetFuncName))) {
+        return;
+    }
+    const method = async function (storeName, ...args) {
+        // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(
+        const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');
+        let target = tx.store;
+        if (useIndex)
+            target = target.index(args.shift());
+        // Must reject if op rejects.
+        // If it's a write operation, must reject if tx.done rejects.
+        // Must reject with op rejection first.
+        // Must resolve with op value.
+        // Must handle both promises (no unhandled rejections)
+        return (await Promise.all([
+            target[targetFuncName](...args),
+            isWrite && tx.done,
+        ]))[0];
+    };
+    cachedMethods.set(prop, method);
+    return method;
+}
+wrapIdbValue.replaceTraps((oldTraps) => ({
+    ...oldTraps,
+    get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),
+    has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop),
+}));
+
+exports.unwrap = wrapIdbValue.unwrap;
+exports.wrap = wrapIdbValue.wrap;
+exports.deleteDB = deleteDB;
+exports.openDB = openDB;