{
  "name": "Keyword Cloud Data Collection",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "cron": "0 0 23 28-31 * *"
            }
          ]
        }
      },
      "id": "schedule-trigger",
      "name": "Schedule Trigger",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1.1,
      "position": [250, 300]
    },
    {
      "parameters": {
        "functionCode": "// 检查当前月份是否是季度末(3,6,9,12)\nconst now = new Date();\nconst month = now.getMonth() + 1; // 1-12\nconst isQuarterEnd = [3, 6, 9, 12].includes(month);\n\nif (!isQuarterEnd) {\n  return [];\n}\n\n// 计算季度标识\nconst year = now.getFullYear();\nconst quarter = Math.ceil(month / 3);\nconst quarterString = `${year}-Q${quarter}`;\n\n// 计算季度的开始和结束日期\nconst quarterStart = new Date(year, (quarter - 1) * 3, 1);\nconst quarterEnd = new Date(year, quarter * 3, 0);\n\nreturn [{\n  json: {\n    quarter: quarterString,\n    startDate: quarterStart.toISOString().split('T')[0],\n    endDate: quarterEnd.toISOString().split('T')[0]\n  }\n}];"
      },
      "id": "calculate-quarter",
      "name": "Calculate Quarter",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [450, 300]
    },
    {
      "parameters": {
        "resource": "interestOverTime",
        "operation": "get",
        "searchTerms": "AI,artificial intelligence,machine learning,GPT,LLM,ChatGPT,transformer",
        "timeRange": "={{ $json.startDate }} {{ $json.endDate }}",
        "category": "0",
        "geo": "GB"
      },
      "id": "google-trends",
      "name": "Google Trends",
      "type": "@gamal.dev/n8n-nodes-google-trends",
      "typeVersion": 1,
      "position": [650, 300]
    },
    {
      "parameters": {
        "functionCode": "// 从 Google Trends 数据中提取热门词汇\nconst trends = $input.all();\nconst keywords = [];\n\n// 假设 Google Trends 返回数据包含关键词和分数\nfor (const trend of trends) {\n  const data = trend.json;\n\n  if (data.timeline) {\n    for (const [keyword, values] of Object.entries(data.timeline)) {\n      if (Array.isArray(values) && values.length > 0) {\n        // 计算平均分数\n        const avgScore = values.reduce((a, b) => a + b, 0) / values.length;\n        keywords.push({\n          json: {\n            word: keyword,\n            trendScore: Math.round(avgScore),\n            quarter: $('Calculate Quarter').item.json.quarter\n          }\n        });\n      }\n    }\n  }\n}\n\nreturn keywords;"
      },
      "id": "extract-keywords",
      "name": "Extract Keywords",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [850, 300]
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "apiKey",
              "value": "={{ $env.API_KEY }}"
            }
          ]
        },
        "options": {}
      },
      "id": "set-api-key",
      "name": "Set API Key",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.2,
      "position": [1050, 300]
    },
    {
      "parameters": {
        "url": "={{ $env.API_URL }}/api/keyword-cloud/rules",
        "options": {}
      },
      "id": "get-visual-rules",
      "name": "Get Visual Rules",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [1250, 300]
    },
    {
      "parameters": {
        "jsCode": "// 获取关键词和规则\nconst keywords = $('Extract Keywords').all();\nconst rulesData = $('Get Visual Rules').first().json;\nconst rules = rulesData.rules || [];\n\n// 规则按优先级排序\nrules.sort((a, b) => a.priority - b.priority);\n\n// 为每个关键词匹配规则\nconst processed = keywords.map(item => {\n  const keyword = item.json;\n\n  // 查找匹配的规则\n  const matchedRule = rules.find(rule =>\n    keyword.trendScore >= rule.minScore &&\n    keyword.trendScore <= rule.maxScore\n  );\n\n  const visualConfig = matchedRule ? matchedRule.visualConfig : {\n    color: 'gray',\n    size: 'text-base',\n    border: 'border-2',\n    rotation: null\n  };\n\n  return {\n    json: {\n      ...keyword,\n      visualConfig\n    }\n  };\n});\n\nreturn processed;"
      },
      "id": "match-visual-rules",
      "name": "Match Visual Rules",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [1450, 300]
    },
    {
      "parameters": {
        "url": "={{ $env.API_URL }}/api/keyword-cloud/keywords",
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"apiKey\": \"{{ $env.API_KEY }}\",\n  \"quarter\": \"{{ $('Calculate Quarter').item.json.quarter }}\",\n  \"keywords\": {{ $json.all().map(item => ({\n    word: item.json.word,\n    trendScore: item.json.trendScore,\n    description: \"AI生成的描述\", // TODO: 使用 AI 节点生成\n    detailPoints: [\"要点1\", \"要点2\", \"要点3\"] // TODO: 使用 AI 节点生成\n  })) }}\n}",
        "options": {}
      },
      "id": "send-to-api",
      "name": "Send to API",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [1650, 300]
    }
  ],
  "connections": {
    "Schedule Trigger": {
      "main": [
        [
          {
            "node": "Calculate Quarter",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Calculate Quarter": {
      "main": [
        [
          {
            "node": "Google Trends",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Google Trends": {
      "main": [
        [
          {
            "node": "Extract Keywords",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract Keywords": {
      "main": [
        [
          {
            "node": "Set API Key",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set API Key": {
      "main": [
        [
          {
            "node": "Get Visual Rules",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Visual Rules": {
      "main": [
        [
          {
            "node": "Match Visual Rules",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Match Visual Rules": {
      "main": [
        [
          {
            "node": "Send to API",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "tags": [],
  "triggerCount": 0,
  "updatedAt": "2026-01-25T00:00:00.000Z",
  "versionId": "1"
}