Initial commit: OL Rescue Outlook add-in (New Outlook + Graph)

Made-with: Cursor
2026-04-06 23:01:07 -07:00
commit 21e2ac98cd
18 changed files with 1062 additions and 0 deletions
--- a/src/graph.ts
+++ b/src/graph.ts
@@ -0,0 +1,127 @@
+const GRAPH = "https://graph.microsoft.com/v1.0";
+
+function escapeODataString(s: string): string {
+  return s.replace(/'/g, "''");
+}
+
+export interface GraphMessage {
+  id: string;
+  subject?: string;
+}
+
+export interface GraphMailFolder {
+  id: string;
+  displayName: string;
+}
+
+async function graphJson<T>(token: string, pathOrUrl: string, init?: RequestInit): Promise<T> {
+  const url = pathOrUrl.startsWith("https://") ? pathOrUrl : `${GRAPH}${pathOrUrl}`;
+  const res = await fetch(url, {
+    ...init,
+    headers: {
+      Authorization: `Bearer ${token}`,
+      ...(init?.headers ?? {}),
+    },
+  });
+  if (!res.ok) {
+    const text = await res.text();
+    throw new Error(`Graph ${res.status}: ${text || res.statusText}`);
+  }
+  return res.json() as Promise<T>;
+}
+
+export async function listInboxChildFolders(token: string): Promise<GraphMailFolder[]> {
+  const out: GraphMailFolder[] = [];
+  let next: string | null =
+    "/me/mailFolders/inbox/childFolders?$select=id,displayName&$top=999";
+
+  while (next) {
+    const page = await graphJson<{ value: GraphMailFolder[]; "@odata.nextLink"?: string }>(
+      token,
+      next,
+    );
+    out.push(...page.value);
+    next = page["@odata.nextLink"] ?? null;
+  }
+  return out;
+}
+
+export async function findChildFolderByName(
+  token: string,
+  displayName: string,
+): Promise<GraphMailFolder | undefined> {
+  const folders = await listInboxChildFolders(token);
+  return folders.find((f) => f.displayName === displayName);
+}
+
+export async function createInboxChildFolder(
+  token: string,
+  displayName: string,
+): Promise<GraphMailFolder> {
+  return graphJson<GraphMailFolder>(token, "/me/mailFolders/inbox/childFolders", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ displayName }),
+  });
+}
+
+export async function findOrCreateInboxChildFolder(
+  token: string,
+  displayName: string,
+): Promise<GraphMailFolder> {
+  const existing = await findChildFolderByName(token, displayName);
+  if (existing) {
+    return existing;
+  }
+  return createInboxChildFolder(token, displayName);
+}
+
+async function listMessagesMatchingFilter(
+  token: string,
+  filter: string,
+): Promise<GraphMessage[]> {
+  const out: GraphMessage[] = [];
+  let next: string | null =
+    `/me/messages?$filter=${encodeURIComponent(filter)}&$select=id,subject&$top=999`;
+
+  while (next) {
+    const page = await graphJson<{ value: GraphMessage[]; "@odata.nextLink"?: string }>(
+      token,
+      next,
+    );
+    out.push(...page.value);
+    next = page["@odata.nextLink"] ?? null;
+  }
+  return out;
+}
+
+/**
+ * Finds messages whose subject or preview contains "TrackingID#<id>".
+ * Falls back to subject-only filter if the tenant rejects bodyPreview in $filter.
+ */
+export async function findMessagesWithTrackingId(
+  token: string,
+  trackingId: string,
+): Promise<GraphMessage[]> {
+  const needle = `TrackingID#${trackingId}`;
+  const q = escapeODataString(needle);
+  const combined = `(contains(subject,'${q}') or contains(bodyPreview,'${q}'))`;
+  const subjectOnly = `contains(subject,'${q}')`;
+  try {
+    return await listMessagesMatchingFilter(token, combined);
+  } catch {
+    return listMessagesMatchingFilter(token, subjectOnly);
+  }
+}
+
+export async function moveMessageToFolder(
+  token: string,
+  messageId: string,
+  destinationFolderId: string,
+): Promise<void> {
+  await graphJson<unknown>(token, `/me/messages/${encodeURIComponent(messageId)}/move`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ destinationId: destinationFolderId }),
+  });
+}