Upgrading to the PouchDb indexedDb adapter while testing signals in web workers...

src/db-admin/compact.ts

@@ -0,0 +1,110 @@
+import { Signal } from 'solid-js';
+import PouchDB from 'pouchdb';
+
+import { getSettings } from '../db/settings';
+import { delay } from '../lib/delay';
+
+export const compactDb = async (p: { signal: Signal<any>; params: any }) => {
+  const { signal, params } = p;
+  const [, setStatus] = signal;
+  console.log({ caller: 'compactDb', p });
+
+  const db = new PouchDB('dyomedea', { auto_compaction: true });
+  const dbinfo = await db.info();
+  const tasks = PouchDB.activeTasks.list();
+
+  setStatus({ status: 'starting', db: 'dyomedea', dbinfo, tasks });
+
+  return;
+  const timerId = setInterval(async () => {
+    const dbinfo = await db.info();
+    const tasks = PouchDB.activeTasks.list();
+    if (tasks.length > 0) {
+      setStatus({ status: 'ongoing', db: 'dyomedea', dbinfo, tasks });
+    } else {
+      setStatus({ status: 'terminated', db: 'dyomedea', dbinfo, tasks });
+      clearInterval(timerId);
+    }
+  }, 1000);
+
+  const openIDb = (name: string) =>
+    new Promise((resolve, reject) => {
+      const iDb = indexedDB.open(name);
+      iDb.onerror = (event: any) => {
+        console.error({
+          caller: 'compactDb',
+          message: 'open db error',
+          target: event.target,
+        });
+        reject(event.target.errorCode);
+      };
+
+      iDb.onsuccess = (event: any) => {
+        console.log({
+          caller: 'compactDb',
+          message: 'open db',
+          target: event.target,
+        });
+        resolve(event.target.result);
+      };
+    });
+
+  const getAll = (store: any) =>
+    new Promise((resolve, reject) => {
+      const request = store.getAll();
+      request.onerror = (event: any) => {
+        console.error({
+          caller: 'compactDb',
+          message: 'getAll error',
+          target: event.target,
+        });
+        reject(event.target.errorCode);
+      };
+
+      request.onsuccess = (event: any) => {
+        console.log({
+          caller: 'compactDb',
+          message: 'getAll',
+          target: event.target,
+        });
+        resolve(event.target.result as any[]);
+      };
+    });
+
+  const iDb = (await openIDb('_pouch_dyomedea')) as IDBDatabase;
+
+  const bySequence = iDb.transaction('by-sequence', 'readonly');
+  const store = bySequence.objectStore('by-sequence');
+  console.log({
+    caller: 'compactDb',
+    message: 'transaction opened',
+    bySequence,
+    store,
+  });
+
+  const sequences = (await getAll(store)) as any[];
+  setStatus({
+    status: 'revisions',
+    db: 'dyomedea',
+    sequences,
+  });
+
+  sequences.forEach(async (sequence) => {
+    const { _deleted, _doc_id_rev } = sequence;
+    if (_deleted) {
+      const [id, rev] = _doc_id_rev.split('::');
+      //      const purge = await db.purge(id, rev);
+      console.log({
+        caller: 'compactDb',
+        message: 'purging',
+        id,
+        rev,
+        sequence,
+        purge,
+      });
+      await delay(100);
+    }
+  });
+
+  // db.compact();
+};