{
  "name": "verify-file-watch",
  "settings": {
    "storagePermissions": {
      "collections": { "watch_cursors": "read-write" }
    }
  },
  "nodes": [
    {"id": "n1", "name": "Trigger", "type": "click-trigger", "position": {"x": 0, "y": 0}, "config": {}},
    {"id": "setup", "name": "Setup", "type": "code", "position": {"x": 0, "y": 100},
     "config": {"code": "const dir = '/tmp/sb-file-watch-test';\nconst listing = smartbotic.fs.readdir(dir);\nif (listing.success) {\n    for (const e of listing.entries) { smartbotic.fs.unlink(e.path); }\n}\nsmartbotic.fs.mkdir(dir);\nsmartbotic.fs.writeFile(dir + '/existing.txt', smartbotic.utils.base64Encode('old'));\nsmartbotic.storage.delete('watch_cursors', context.workflowId + ':first');\nsmartbotic.storage.delete('watch_cursors', context.workflowId + ':second');\nconst before = smartbotic.fs.readdir(dir);\nconst seen = {};\nfor (const e of before.entries) { seen[e.name] = e.modifiedAt + ':' + e.size; }\nsmartbotic.storage.insert('watch_cursors', { seen: seen, updatedAt: Date.now(), directory: dir }, context.workflowId + ':second');\nconst st = smartbotic.fs.stat(dir + '/existing.txt');\nconst statMtimeSane = st.mtime > 1600000000000 && st.mtime < Date.now() + 60000;\nreturn { dir: dir, statMtimeSane: statMtimeSane };"}},
    {"id": "first", "name": "First Run", "type": "file-watch", "position": {"x": 0, "y": 200},
     "config": {"directory": "/tmp/sb-file-watch-test", "emitOnFirstRun": false}},
    {"id": "add", "name": "Add A File", "type": "code", "position": {"x": 0, "y": 300},
     "config": {"code": "smartbotic.fs.writeFile('/tmp/sb-file-watch-test/fresh.txt', smartbotic.utils.base64Encode('new'));\nreturn { added: 'fresh.txt' };"}},
    {"id": "second", "name": "Second Run", "type": "file-watch", "position": {"x": 0, "y": 400},
     "config": {"directory": "/tmp/sb-file-watch-test", "emitOnFirstRun": false}}
  ],
  "connections": [
    {"sourceNodeId": "n1", "sourceOutput": "main", "targetNodeId": "setup", "targetInput": "data"},
    {"sourceNodeId": "setup", "sourceOutput": "main", "targetNodeId": "first", "targetInput": "data"},
    {"sourceNodeId": "first", "sourceOutput": "main", "targetNodeId": "add", "targetInput": "data"},
    {"sourceNodeId": "add", "sourceOutput": "main", "targetNodeId": "second", "targetInput": "data"}
  ],
  "expect": {
    "setup": {"status": "completed", "output": {"result": {"statMtimeSane": true}}},
    "first": {"status": "completed", "output": {"count": 0, "isFirstRun": true}},
    "second": {"status": "completed", "output": {"count": 1, "isFirstRun": false, "files": [{"name": "fresh.txt"}]}}
  }
}