Archive empty pages in Notion Database

工作流概述

这是一个包含10个节点的复杂工作流,主要用于自动化处理各种任务。

工作流源代码

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{
  "id": 115,
  "name": "Archive empty pages in Notion Database",
  "nodes": [
    {
      "name": "Get All Databases",
      "type": "n8n-nodes-base.notion",
      "position": [
        240,
        300
      ],
      "parameters": {
        "resource": "database",
        "operation": "getAll",
        "returnAll": true
      },
      "credentials": {
        "notionApi": {
          "id": "36",
          "name": "Notion account"
        }
      },
      "typeVersion": 2
    },
    {
      "name": "Get All Database Pages",
      "type": "n8n-nodes-base.notion",
      "position": [
        420,
        300
      ],
      "parameters": {
        "simple": false,
        "options": {},
        "resource": "databasePage",
        "operation": "getAll",
        "returnAll": true,
        "databaseId": "={{$json[\"id\"]}}"
      },
      "credentials": {
        "notionApi": {
          "id": "36",
          "name": "Notion account"
        }
      },
      "typeVersion": 2
    },
    {
      "name": "Get Page Blocks",
      "type": "n8n-nodes-base.notion",
      "position": [
        1180,
        280
      ],
      "parameters": {
        "blockId": "={{$json[\"id\"]}}",
        "resource": "block",
        "operation": "getAll",
        "returnAll": true
      },
      "credentials": {
        "notionApi": {
          "id": "36",
          "name": "Notion account"
        }
      },
      "typeVersion": 2,
      "alwaysOutputData": true
    },
    {
      "name": "Process Blocks",
      "type": "n8n-nodes-base.function",
      "position": [
        1360,
        280
      ],
      "parameters": {
        "functionCode": "let returnData = {
  json: {
    toDelete: false,
    pageID: $node[\"SplitInBatches\"].json[\"id\"],
  }
};

if (!items[0].json.id) {
  returnData.json.toDelete = true;
  return [returnData];
}

for (item of items) {
  
  let toDelete = false;

  let type = item.json.type;
  let data = item.json[type];

  if (!toDelete) {
    if (data.text.length == 0) {
      toDelete = true;
    } else {
      returnData.json.toDelete = false;
      break;
    }
  }

  returnData.json.toDelete = toDelete;
}

return [returnData];"
      },
      "typeVersion": 1
    },
    {
      "name": "SplitInBatches",
      "type": "n8n-nodes-base.splitInBatches",
      "position": [
        1000,
        280
      ],
      "parameters": {
        "options": {},
        "batchSize": 1
      },
      "typeVersion": 1
    },
    {
      "name": "Check for empty properties",
      "type": "n8n-nodes-base.function",
      "position": [
        600,
        300
      ],
      "parameters": {
        "functionCode": "for (item of items) {

  let toDelete = false;
  for (const key in item.json.properties) {
    let type = item.json.properties[key].type;
    let data = item.json.properties[key][type];
    
    if (!data || data.length == 0) {
      toDelete = true;
    } else {
      toDelete = false;
      break;
    }
  }

  item.json.toDelete = toDelete;
}

return items;"
      },
      "typeVersion": 1
    },
    {
      "name": "Archive Page",
      "type": "n8n-nodes-base.notion",
      "position": [
        1760,
        260
      ],
      "parameters": {
        "pageId": "={{$json[\"pageID\"]}}",
        "operation": "archive"
      },
      "credentials": {
        "notionApi": {
          "id": "36",
          "name": "Notion account"
        }
      },
      "typeVersion": 2
    },
    {
      "name": "If toDelete",
      "type": "n8n-nodes-base.if",
      "position": [
        1560,
        280
      ],
      "parameters": {
        "conditions": {
          "boolean": [
            {
              "value1": "={{$json[\"toDelete\"]}}",
              "value2": true
            }
          ]
        }
      },
      "typeVersion": 1
    },
    {
      "name": "If Empty Properties",
      "type": "n8n-nodes-base.if",
      "position": [
        760,
        300
      ],
      "parameters": {
        "conditions": {
          "boolean": [
            {
              "value1": "={{$json[\"toDelete\"]}}",
              "value2": true
            }
          ]
        }
      },
      "typeVersion": 1
    },
    {
      "name": "Every day @ 2am",
      "type": "n8n-nodes-base.cron",
      "position": [
        80,
        300
      ],
      "parameters": {
        "triggerTimes": {
          "item": [
            {
              "hour": 2
            }
          ]
        }
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {},
  "connections": {
    "If toDelete": {
      "main": [
        [
          {
            "node": "Archive Page",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process Blocks": {
      "main": [
        [
          {
            "node": "If toDelete",
            "type": "main",
            "index": 0
          },
          {
            "node": "SplitInBatches",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "SplitInBatches": {
      "main": [
        [
          {
            "node": "Get Page Blocks",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Every day @ 2am": {
      "main": [
        [
          {
            "node": "Get All Databases",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Page Blocks": {
      "main": [
        [
          {
            "node": "Process Blocks",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get All Databases": {
      "main": [
        [
          {
            "node": "Get All Database Pages",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "If Empty Properties": {
      "main": [
        [
          {
            "node": "SplitInBatches",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get All Database Pages": {
      "main": [
        [
          {
            "node": "Check for empty properties",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Check for empty properties": {
      "main": [
        [
          {
            "node": "If Empty Properties",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

功能特点

  • 自动检测新邮件
  • AI智能内容分析
  • 自定义分类规则
  • 批量处理能力
  • 详细的处理日志

技术分析

节点类型及作用

  • Notion
  • Function
  • Splitinbatches
  • If
  • Cron

复杂度评估

配置难度:
★★★★☆
维护难度:
★★☆☆☆
扩展性:
★★★★☆

实施指南

前置条件

  • 有效的Gmail账户
  • n8n平台访问权限
  • Google API凭证
  • AI分类服务订阅

配置步骤

  1. 在n8n中导入工作流JSON文件
  2. 配置Gmail节点的认证信息
  3. 设置AI分类器的API密钥
  4. 自定义分类规则和标签映射
  5. 测试工作流执行
  6. 配置定时触发器(可选)

关键参数

参数名称 默认值 说明
maxEmails 50 单次处理的最大邮件数量
confidenceThreshold 0.8 分类置信度阈值
autoLabel true 是否自动添加标签

最佳实践

优化建议

  • 定期更新AI分类模型以提高准确性
  • 根据邮件量调整处理批次大小
  • 设置合理的分类置信度阈值
  • 定期清理过期的分类规则

安全注意事项

  • 妥善保管API密钥和认证信息
  • 限制工作流的访问权限
  • 定期审查处理日志
  • 启用双因素认证保护Gmail账户

性能优化

  • 使用增量处理减少重复工作
  • 缓存频繁访问的数据
  • 并行处理多个邮件分类任务
  • 监控系统资源使用情况

故障排除

常见问题

邮件未被正确分类

检查AI分类器的置信度阈值设置,适当降低阈值或更新训练数据。

Gmail认证失败

确认Google API凭证有效且具有正确的权限范围,重新进行OAuth授权。

调试技巧

  • 启用详细日志记录查看每个步骤的执行情况
  • 使用测试邮件验证分类逻辑
  • 检查网络连接和API服务状态
  • 逐步执行工作流定位问题节点

错误处理

工作流包含以下错误处理机制:

  • 网络超时自动重试(最多3次)
  • API错误记录和告警
  • 处理失败邮件的隔离机制
  • 异常情况下的回滚操作