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使用销售税计算器API和Google Sheets自动化销售税计算

中级

这是一个Invoice Processing, Multimodal AI领域的自动化工作流，包含 9 个节点。主要使用 Code, FormTrigger, HttpRequest, GoogleSheets 等节点。 使用销售税计算器API和Google Sheets自动化销售税计算

前置要求
  • •可能需要目标 API 的认证凭证
  • •Google Sheets API 凭证

使用的节点 (9)

Code
StickyNote
FormTrigger
HttpRequest
GoogleSheets

分类

发票处理
多模态 AI
工作流预览
可视化展示节点连接关系，支持缩放和平移
React Flow
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
  "meta": {
    "instanceId": "60c025075753afcab9f803964b4caaca9402f435deb4efafbb8e3b93b54d8752",
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "cfc7a7c6-8ac4-4c18-a0f2-f30572e393f1",
      "name": "表单提交时",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
        0,
        0
      ],
      "webhookId": "a85a8033-1f39-498d-901e-0392e2bff50b",
      "parameters": {
        "options": {},
        "formTitle": "Sales Tax Calculator",
        "formFields": {
          "values": [
            {
              "fieldLabel": "street",
              "placeholder": "321 Birch Road, Suite 400",
              "requiredField": true
            },
            {
              "fieldLabel": "city",
              "placeholder": "Saint Paul",
              "requiredField": true
            },
            {
              "fieldLabel": "state",
              "placeholder": "MN",
              "requiredField": true
            },
            {
              "fieldLabel": "zip",
              "placeholder": "55102"
            }
          ]
        },
        "formDescription": "Sales Tax Calculator"
      },
      "typeVersion": 2.2
    },
    {
      "id": "a1416047-5dc9-4514-b83d-d0b76f4ce92e",
      "name": "计算销售税",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        280,
        0
      ],
      "parameters": {
        "url": "https://sales-tax-calculator5.p.rapidapi.com/salestax.php",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "contentType": "multipart-form-data",
        "sendHeaders": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "street",
              "value": "={{ $json.street }}"
            },
            {
              "name": "city",
              "value": "={{ $json.city }}"
            },
            {
              "name": "state",
              "value": "={{ $json.state }}"
            },
            {
              "name": "zip",
              "value": "={{ $json.zip }}"
            }
          ]
        },
        "headerParameters": {
          "parameters": [
            {
              "name": "x-rapidapi-host",
              "value": "sales-tax-calculator5.p.rapidapi.com"
            },
            {
              "name": "x-rapidapi-key",
              "value": "your key"
            }
          ]
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "27ad345c-347e-4b57-a6be-b9d610163013",
      "name": "重新格式化",
      "type": "n8n-nodes-base.code",
      "position": [
        580,
        0
      ],
      "parameters": {
        "jsCode": "let rows = [];\nlet totalTaxRate = 0;\n\n// Iterate over the rate_details in the input data\n$input.first().json.rate_details.forEach(tax => {\n  // Push each row with the necessary columns (Tax Agency, Tax Rate, Overall Tax Rate)\n  rows.push([\n    tax.tax_agency,  // Tax Agency\n    tax.tax_rate,    // Tax Rate\n    tax.tax_rate     // Overall Tax Rate (same for each agency in this case)\n  ]);\n\n  // Accumulate the overall tax rate for the total\n  totalTaxRate += tax.tax_rate;\n});\n\n// Add the total row at the end\nrows.push([\n  \"Total\",               // Label for Total\n  \"\",                    // Empty field for Tax Rate\n  totalTaxRate           // Sum of all Tax Rates\n]);\n\n// Return the rows so they can be used by the next node\nreturn [{ json: { rows } }];\n"
      },
      "typeVersion": 2
    },
    {
      "id": "8c9c5b39-9e87-47e5-8883-ab0d389feef2",
      "name": "在 Google Sheets 中追加",
      "type": "n8n-nodes-base.googleSheets",
      "position": [
        860,
        0
      ],
      "parameters": {
        "columns": {
          "value": {
            "rows": "={{ $json.rows }}"
          },
          "schema": [
            {
              "id": "rows",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "rows",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            }
          ],
          "mappingMode": "defineBelow",
          "matchingColumns": [
            "rows"
          ],
          "attemptToConvertTypes": false,
          "convertFieldsToString": false
        },
        "options": {},
        "operation": "append",
        "sheetName": {
          "__rl": true,
          "mode": "list",
          "value": "gid=0",
          "cachedResultUrl": "",
          "cachedResultName": "Sheet1"
        },
        "documentId": {
          "__rl": true,
          "mode": "list",
          "value": "",
          "cachedResultUrl": "",
          "cachedResultName": "Sales tax"
        },
        "authentication": "serviceAccount"
      },
      "credentials": {
        "googleApi": {
          "id": "Rt0RWApx8PL9t0RF",
          "name": "Google Docs account"
        }
      },
      "typeVersion": 4.6
    },
    {
      "id": "8c3b0d7d-724d-46a1-afad-8667e5e285dc",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -980,
        -220
      ],
      "parameters": {
        "width": 840,
        "height": 740,
        "content": "# 销售税计算自动化工作流程，实现精准税务计算"
      },
      "typeVersion": 1
    },
    {
      "id": "9559eeaf-51c1-4152-81e6-30ec41313f39",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -60,
        -160
      ],
      "parameters": {
        "height": 320,
        "content": "**表单提交时：捕获用户数据**"
      },
      "typeVersion": 1
    },
    {
      "id": "3cfb2193-a954-46cd-9415-bfb7dec61cd2",
      "name": "便签 2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        220,
        -160
      ],
      "parameters": {
        "height": 320,
        "content": "**计算销售税：从 API 获取税率**"
      },
      "typeVersion": 1
    },
    {
      "id": "cdaf7d69-c546-4635-993d-e1ac04c78c31",
      "name": "便签 3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        500,
        -160
      ],
      "parameters": {
        "height": 320,
        "content": "**重新格式化 API 响应：结构化税务数据**"
      },
      "typeVersion": 1
    },
    {
      "id": "2a795c35-837b-4c30-85f3-38fd1681129f",
      "name": "便签 4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        760,
        -160
      ],
      "parameters": {
        "height": 320,
        "content": "**追加到 Google Sheets：存储税务信息**"
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "Re Fromat": {
      "main": [
        [
          {
            "node": "Append In Google Sheets",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "On form submission": {
      "main": [
        [
          {
            "node": "Calculate Sales tax",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Calculate Sales tax": {
      "main": [
        [
          {
            "node": "Re Fromat",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
常见问题

如何使用这个工作流？

复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。

这个工作流适合什么场景？

中级 - 发票处理, 多模态 AI

需要付费吗？

本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。

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工作流信息
难度等级
中级
节点数量9
分类2
节点类型5
难度说明

适合有一定经验的用户，包含 6-15 个节点的中等复杂度工作流

作者
Sk developer

Sk developer

@skdeveloper
外部链接
在 n8n.io 查看 →

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