feat: AMPP placement worker — background job poller, folder list API, pending placements

server.js

@@ -11,7 +11,8 @@ const fs = require("fs");
 const https = require("https");
 const http = require("http");
 const archiver = require("archiver");
-const { placeAsset } = require("./lib/ampp-folder-placer");
+const { placeAsset, placeAssetInFolderById, listAmppFolders } = require("./lib/ampp-folder-placer");
+const AmppPlacementWorker = require("./lib/ampp-placement-worker");
 
 require("events").defaultMaxListeners = 50;
 
@@ -78,6 +79,7 @@ function loadData() {
 // Migrate existing data to include new fields if missing
 function migrateData(data) {
   if (!data.shareLinks) data.shareLinks = [];
+  if (!data.pendingPlacements) data.pendingPlacements = [];
   for (const u of data.users) {
     if (u.quotaMB === undefined)      u.quotaMB = 0;
     if (!u.allowedFolders)            u.allowedFolders = [];
@@ -138,6 +140,20 @@ function initS3() {
 
 initS3();
 
+// ==================== AMPP PLACEMENT WORKER ====================
+const placementWorker = new AmppPlacementWorker({
+  getAmppBase:  getAmppBase,
+  getAmppToken: getAmppToken,
+  db,
+  saveData,
+});
+// Worker starts after first AMPP config check (deferred to avoid startup errors
+// when AMPP is not yet configured).
+function maybeStartWorker() {
+  if (getAmppApiKey() && !placementWorker._timer) placementWorker.start(30_000);
+}
+setTimeout(maybeStartWorker, 5000); // give server time to fully init
+
 // Upload with timeout
 function withTimeout(promise, ms, label) {
   return Promise.race([
@@ -573,7 +589,7 @@ app.post("/api/upload", requireAuth, upload.array("files", 50), async (req, res)
 // Server only generates the signed URL and tracks quota/permissions.
 app.post("/api/presigned", requireAuth, async (req, res) => {
   if (!s3Client) return res.status(503).json({ success: false, error: "S3 not configured" });
-  const { filename, prefix, contentType, size } = req.body;
+  const { filename, prefix, contentType, size, amppFolderId, amppFolderName } = req.body;
   if (!filename) return res.status(400).json({ success: false, error: "filename required" });
   if (isBlockedFile(filename)) return res.status(400).json({ success: false, error: `Blocked file type: ${filename}` });
 
@@ -600,14 +616,26 @@ app.post("/api/presigned", requireAuth, async (req, res) => {
   }
 });
 
-// Called by client after a successful direct-to-S3 upload to update quota tracking
+// Called by client after a successful direct-to-S3 upload to update quota + record AMPP placement
 app.post("/api/presigned/complete", requireAuth, (req, res) => {
-  const { key, size } = req.body;
+  const { key, size, amppFolderId, amppFolderName, filename } = req.body;
   const user = db.users.find(u => u.username === req.sessionData.user);
   if (user && size) {
     user.uploadedBytes = (user.uploadedBytes || 0) + size;
     saveData(db);
   }
+  // Record AMPP placement if a folder was selected
+  if (amppFolderId && filename) {
+    if (!db.pendingPlacements) db.pendingPlacements = [];
+    db.pendingPlacements.push({
+      id: require("crypto").randomBytes(8).toString("hex"),
+      filename, s3Key: key, amppFolderId, amppFolderName: amppFolderName || amppFolderId,
+      status: "waiting", createdAt: new Date().toISOString(),
+    });
+    saveData(db);
+    maybeStartWorker();
+    console.log(`[presigned] Queued AMPP placement: ${filename} → folder ${amppFolderName}`);
+  }
   console.log(`[presigned] Completed: ${key} (${size} bytes) by ${req.sessionData.user}`);
   res.json({ success: true });
 });
@@ -809,6 +837,25 @@ app.get("/api/ampp/jobs/:jobId", requireAuth, async (req, res) => {
   } catch (err) { res.status(500).json({ success: false, error: err.message }); }
 });
 
+// ---- AMPP Folder List (for UI picker) ----
+app.get("/api/ampp/folders/list", requireAuth, async (req, res) => {
+  if (!getAmppApiKey()) return res.status(503).json({ success: false, error: "AMPP API key not configured" });
+  try {
+    const token = await getAmppToken();
+    const result = await listAmppFolders(getAmppBase(), token);
+    res.json({ success: true, ...result });
+  } catch (err) {
+    console.error("[AMPP folders] List error:", err.message);
+    res.status(500).json({ success: false, error: err.message });
+  }
+});
+
+// ---- Pending Placements Status ----
+app.get("/api/ampp/placements", requireAuth, (req, res) => {
+  const placements = (db.pendingPlacements || []);
+  res.json({ success: true, placements });
+});
+
 // ---- AMPP Folder Placement ----
 // POST /api/ampp/place — place an already-ingested AMPP asset into virtual folders.
 // Body: { assetId: "...", assetName: "NEWS--PKG--clip.mxf" }