feat: add bluebubbles plugin

extensions/bluebubbles/src/attachments.ts

@@ -0,0 +1,57 @@
+import type { ClawdbotConfig } from "clawdbot/plugin-sdk";
+import { resolveBlueBubblesAccount } from "./accounts.js";
+import {
+  blueBubblesFetchWithTimeout,
+  buildBlueBubblesApiUrl,
+  type BlueBubblesAttachment,
+} from "./types.js";
+
+export type BlueBubblesAttachmentOpts = {
+  serverUrl?: string;
+  password?: string;
+  accountId?: string;
+  timeoutMs?: number;
+  cfg?: ClawdbotConfig;
+};
+
+const DEFAULT_ATTACHMENT_MAX_BYTES = 8 * 1024 * 1024;
+
+function resolveAccount(params: BlueBubblesAttachmentOpts) {
+  const account = resolveBlueBubblesAccount({
+    cfg: params.cfg ?? {},
+    accountId: params.accountId,
+  });
+  const baseUrl = params.serverUrl?.trim() || account.config.serverUrl?.trim();
+  const password = params.password?.trim() || account.config.password?.trim();
+  if (!baseUrl) throw new Error("BlueBubbles serverUrl is required");
+  if (!password) throw new Error("BlueBubbles password is required");
+  return { baseUrl, password };
+}
+
+export async function downloadBlueBubblesAttachment(
+  attachment: BlueBubblesAttachment,
+  opts: BlueBubblesAttachmentOpts & { maxBytes?: number } = {},
+): Promise<{ buffer: Uint8Array; contentType?: string }> {
+  const guid = attachment.guid?.trim();
+  if (!guid) throw new Error("BlueBubbles attachment guid is required");
+  const { baseUrl, password } = resolveAccount(opts);
+  const url = buildBlueBubblesApiUrl({
+    baseUrl,
+    path: `/api/v1/attachment/${encodeURIComponent(guid)}/download`,
+    password,
+  });
+  const res = await blueBubblesFetchWithTimeout(url, { method: "GET" }, opts.timeoutMs);
+  if (!res.ok) {
+    const errorText = await res.text().catch(() => "");
+    throw new Error(
+      `BlueBubbles attachment download failed (${res.status}): ${errorText || "unknown"}`,
+    );
+  }
+  const contentType = res.headers.get("content-type") ?? undefined;
+  const buf = new Uint8Array(await res.arrayBuffer());
+  const maxBytes = typeof opts.maxBytes === "number" ? opts.maxBytes : DEFAULT_ATTACHMENT_MAX_BYTES;
+  if (buf.byteLength > maxBytes) {
+    throw new Error(`BlueBubbles attachment too large (${buf.byteLength} bytes)`);
+  }
+  return { buffer: buf, contentType: contentType ?? attachment.mimeType ?? undefined };
+}