{
  "name": "78 FAQ check + existing data (answer)",
  "nodes": [
    {
      "name": "Check webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "parameters": {
        "httpMethod": "POST",
        "path": "my-faq-check",
        "responseMode": "responseNode",
        "options": {}
      },
      "position": [
        0,
        300
      ],
      "id": "6751875f-37e8-51bf-9685-da994f9dec81",
      "webhookId": "736fe44f-e179-58a3-9856-295b28a7073d"
    },
    {
      "name": "Is a list?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2.2,
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "loose",
            "version": 2
          },
          "conditions": [
            {
              "id": "c1",
              "leftValue": "={{ Array.isArray($json.body.items) }}",
              "rightValue": "",
              "operator": {
                "type": "boolean",
                "operation": "true",
                "singleValue": true
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      },
      "position": [
        220,
        300
      ],
      "id": "56a85def-836a-56b6-981a-3327bee5c75e"
    },
    {
      "name": "Reject body",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.1,
      "parameters": {
        "respondWith": "json",
        "responseBody": "{ \"error\": \"items must be a list\" }",
        "options": {
          "responseCode": 400
        }
      },
      "position": [
        440,
        560
      ],
      "id": "4b6d0650-0ddb-5d07-8ced-af0e3ee7c7cc"
    },
    {
      "name": "Get FAQ",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "parameters": {
        "url": "http://data-api:8800/faq-all",
        "options": {
          "response": {
            "response": {
              "neverError": true
            }
          }
        }
      },
      "position": [
        440,
        300
      ],
      "id": "9bf7a3b3-52ec-5976-803b-54cae1e2244b"
    },
    {
      "name": "Check rows",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "parameters": {
        "jsCode": "const body = $('Check webhook').first().json.body;\n\nconst existing = $('Get FAQ').first().json.faqs ?? [];\nconst existingIds = new Set(existing.map((f) => f.id));\nconst existingTitles = new Set(existing.map((f) => String(f.title).trim()));\nconst existingKeywords = new Set(existing.flatMap((f) => (f.keywords ?? []).map((k) => String(k).toLowerCase())));\nconst seen = new Set();\nconst rows = body.items.map((r) => {\n  const errors = [], warnings = [];\n  const id = String(r?.id ?? '');\n  const title = String(r?.title ?? '').trim();\n  const answer = String(r?.answer ?? '').trim();\n  if (!/^FAQ-\\d{3}$/.test(id)) errors.push('id_format');\n  if (!title) errors.push('title_missing'); else if (title.length > 40) errors.push('title_too_long');\n  if (!Array.isArray(r?.keywords) || r.keywords.length === 0) errors.push('keywords_missing');\n  if (!answer) errors.push('answer_missing'); else if (answer.length < 10) errors.push('answer_too_short'); else if (answer.length > 300) errors.push('answer_too_long');\n  if (seen.has(id)) errors.push('duplicate_in_batch');\n  seen.add(id);\n  if (/01[016789][-. ]?\\d{3,4}[-. ]?\\d{4}/.test(answer) || /[\\w.+-]+@[\\w-]+\\.[\\w.]+/.test(answer)) errors.push('pii');\n  if (/https?:\\/\\/(?!intra\\.example\\.com(?![\\w.-]))/i.test(answer)) errors.push('external_link');\n\n  if (existingIds.has(id)) errors.push('exists_id');\n  if (title && existingTitles.has(title)) errors.push('same_title');\n  for (const k of (Array.isArray(r?.keywords) ? r.keywords : [])) if (existingKeywords.has(String(k).toLowerCase())) warnings.push(`keyword_used:${k}`);\n  return { id, ok: errors.length === 0, errors, warnings };\n});\nconst codes = {};\nfor (const row of rows) for (const e of row.errors) codes[e] = (codes[e] ?? 0) + 1;\nconst valid = rows.filter((r) => r.ok).length;\nconst out = { batch: body.batch ?? '', total: rows.length, valid, invalid: rows.length - valid,\n  with_warnings: rows.filter((r) => r.warnings.length).length, rows, codes };\nreturn [{ json: out }];"
      },
      "position": [
        660,
        300
      ],
      "id": "a5d95489-c8a9-5734-ac13-39c87bc61620"
    },
    {
      "name": "Send result",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.1,
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ $json }}",
        "options": {}
      },
      "position": [
        880,
        300
      ],
      "id": "0331ae2d-ec56-5470-856a-f92507037bab"
    }
  ],
  "connections": {
    "Is a list?": {
      "main": [
        [
          {
            "node": "Get FAQ",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Reject body",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get FAQ": {
      "main": [
        [
          {
            "node": "Check rows",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Check rows": {
      "main": [
        [
          {
            "node": "Send result",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Check webhook": {
      "main": [
        [
          {
            "node": "Is a list?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}