Rename Plug to icalendar

icalendar.ts

@@ -0,0 +1,57 @@
+import { editor } from "@silverbulletmd/silverbullet/syscalls";
+import { QueryProviderEvent } from "@silverbulletmd/silverbullet/types";
+import { readYamlPage } from "@silverbulletmd/silverbullet/lib/yaml_page";
+import { applyQuery } from "@silverbulletmd/silverbullet/lib/query";
+import { parseIcsCalendar, type VCalendar } from "ts-ics";
+
+interface Event {
+  summary: string | undefined;
+  description: string | undefined;
+  created: string | undefined;
+  lastModified: string | undefined;
+  start: string | undefined;
+  end: string | undefined;
+}
+
+export async function queryEvents(
+  { query }: QueryProviderEvent,
+): Promise<any[]> {
+  const secrets = await readYamlPage("SECRETS");
+  const icsUrl = secrets.icsUrl;
+  const result = await fetch(icsUrl);
+  const icsData = await result.text();
+  const calendarParsed: VCalendar = parseIcsCalendar(icsData);
+
+  if (calendarParsed.events === undefined) {
+    editor.flashNotification("Did not parse events from iCalendar");
+    return [];
+  }
+
+  const events: Event[] = calendarParsed.events.map((ics) => {
+    return {
+      summary: ics.summary,
+      description: ics.description,
+      // Mimic properties of pages
+      created: ics.created ? localDateString(ics.created.date) : undefined,
+      lastModified: ics.lastModified
+        ? localDateString(ics.lastModified.date)
+        : undefined,
+      // Consistent with formats above
+      start: localDateString(ics.start.date),
+      end: ics.end ? localDateString(ics.end.date) : undefined,
+    };
+  });
+
+  return applyQuery(query, events, {}, {});
+}
+
+// Copied from @silverbulletmd/silverbullet/lib/dates.ts which is not exported in the package
+export function localDateString(d: Date): string {
+  return d.getFullYear() +
+    "-" + String(d.getMonth() + 1).padStart(2, "0") +
+    "-" + String(d.getDate()).padStart(2, "0") +
+    "T" + String(d.getHours()).padStart(2, "0") +
+    ":" + String(d.getMinutes()).padStart(2, "0") +
+    ":" + String(d.getSeconds()).padStart(2, "0") +
+    "." + String(d.getMilliseconds()).padStart(3, "0");
+}