Update Crypto Values

工作流概述

这是一个包含8个节点的中等工作流,主要用于自动化处理各种任务。

工作流源代码

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{
  "id": "14",
  "name": "Update Crypto Values",
  "nodes": [
    {
      "name": "CoinGecko",
      "type": "n8n-nodes-base.coinGecko",
      "position": [
        670,
        400
      ],
      "parameters": {
        "coinId": "={{$json[\"fields\"][\"Symbol\"]}}",
        "options": {
          "market_data": true,
          "localization": false
        },
        "operation": "get"
      },
      "typeVersion": 1
    },
    {
      "name": "Get Portfolio",
      "type": "n8n-nodes-base.airtable",
      "position": [
        450,
        400
      ],
      "parameters": {
        "table": "Portfolio",
        "operation": "list",
        "application": "appT7eX4iZcZVRIdq",
        "additionalOptions": {
          "fields": [
            "Symbol"
          ]
        }
      },
      "credentials": {
        "airtableApi": "Airtable"
      },
      "typeVersion": 1
    },
    {
      "name": "Set",
      "type": "n8n-nodes-base.set",
      "position": [
        870,
        400
      ],
      "parameters": {
        "values": {
          "string": [
            {
              "name": "Present Price",
              "value": "={{$json[\"market_data\"][\"current_price\"][\"usd\"]}}"
            },
            {
              "name": "Id",
              "value": "={{$node[\"Get Portfolio\"].json[\"id\"]}}"
            }
          ]
        },
        "options": {},
        "keepOnlySet": true
      },
      "typeVersion": 1
    },
    {
      "name": "Run Top of Hour",
      "type": "n8n-nodes-base.cron",
      "position": [
        240,
        400
      ],
      "parameters": {
        "triggerTimes": {
          "item": [
            {
              "mode": "everyHour"
            }
          ]
        }
      },
      "typeVersion": 1
    },
    {
      "name": "Get Portfolio Values",
      "type": "n8n-nodes-base.airtable",
      "position": [
        1260,
        400
      ],
      "parameters": {
        "table": "Portfolio",
        "operation": "list",
        "application": "appT7eX4iZcZVRIdq",
        "additionalOptions": {
          "fields": [
            "Present Value"
          ]
        }
      },
      "credentials": {
        "airtableApi": "Airtable"
      },
      "typeVersion": 1
    },
    {
      "name": "Determine Total Value",
      "type": "n8n-nodes-base.function",
      "position": [
        1460,
        400
      ],
      "parameters": {
        "functionCode": "var totalValues = 0;

items.forEach(sumValues);

function sumValues(value, index, array) {
  totalValues = totalValues + value.json.fields['Present Value'];
}

items = [{\"json\": {}}];


items[0].json['Portfolio Value (US$)'] = totalValues;

return items;"
      },
      "typeVersion": 1
    },
    {
      "name": "Update Values",
      "type": "n8n-nodes-base.airtable",
      "position": [
        1070,
        400
      ],
      "parameters": {
        "id": "={{$node[\"SplitInBatches\"].json[\"id\"]}}",
        "table": "Portfolio",
        "fields": [
          "Present Price"
        ],
        "options": {},
        "operation": "update",
        "application": "appT7eX4iZcZVRIdq",
        "updateAllFields": false
      },
      "credentials": {
        "airtableApi": "Airtable"
      },
      "typeVersion": 1
    },
    {
      "name": "Append Portfolio Value",
      "type": "n8n-nodes-base.airtable",
      "position": [
        1660,
        400
      ],
      "parameters": {
        "table": "Portfolio Value",
        "fields": [
          "Portfolio Value (US$)"
        ],
        "options": {},
        "operation": "append",
        "application": "appT7eX4iZcZVRIdq",
        "addAllFields": false
      },
      "credentials": {
        "airtableApi": "Airtable"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {},
  "connections": {
    "Set": {
      "main": [
        [
          {
            "node": "Update Values",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "CoinGecko": {
      "main": [
        [
          {
            "node": "Set",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Portfolio": {
      "main": [
        [
          {
            "node": "CoinGecko",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Update Values": {
      "main": [
        [
          {
            "node": "Get Portfolio Values",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Run Top of Hour": {
      "main": [
        [
          {
            "node": "Get Portfolio",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Portfolio Values": {
      "main": [
        [
          {
            "node": "Determine Total Value",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Determine Total Value": {
      "main": [
        [
          {
            "node": "Append Portfolio Value",
            "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

  • Coingecko
  • Airtable
  • Set
  • Cron
  • Function

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