Automate Timesheet to Invoice Conversion with OpenAI, Gmail & Google Workspace — рабочий процесс n8n

Высокая сложность⚡ Триггер40 узлов🏷️ Invoice Processingот DIGITAL BIZ TECH

Обзор

This workflow converts emailed timesheets into structured invoice rows in Google Sheets and stores them in the correct Google Drive folder structure.

It:

Listens to Gmail for timesheet attachments
Runs OCR and AI parsing
Looks up Customer and PO data from a Google Sheet
Organizes files in Client → Employee → Year folders
Reuses an existing invoice sheet or creates a new one and writes the invoice row

Quick Implementation Steps

Import the workflow JSON into your n8n instance.
Set

Использованные узлы

Google SheetsHTTP RequestGoogle DriveCodeOpenAI

Предпросмотр рабочего процесса

OCR extraction
Sends each attachment to the OCR API and returns plain
Build invoice dates
Calculates the invoice date and due date using the time
create new year folder
Create invoice sheet
Generates the sheet name, creates a new Google Sheet, u
Write invoice row
Initializes the row structure, maps customer and timesh
Decide reuse or create sheet
Checks the merged search results. If a matching sheet e
Email intake and loop
Listens to Gmail for unread timesheet emails, splits al
Timesheet to Invoice Automation
How it works
The workflow automates converting emailed timesheets in
1. Email intake
Pulls unread Gmail messages with timesheet att
Customer and PO lookup
Looks up the sender in the Customer POs sheet and pulls
AI timesheet parsing
OpenAI reads the timesheet text and extracts employee n
Client folder discovery
Search Client Invoices folder, finds or creates the cli
## File naming and search
searches Drive for existing sheets with the employee a
Create new
create new client name, employee and year named folder
Build file names and search
Generates start based and end based file names from emp
Create invoice sheet
Generates the sheet name, creates a new Google Sheet, u
Write invoice row
append invoice rows
For new sheets, creates the sheet, sets timezone, moves
⚡
G
Gmail Trigger
Split Binary Attachments
L
Loop: Process Each Attac…
Extract Timesheet Data (…
Get Customer Info From P…
S
Set Invoice Date & Due D…
G
Generate Sheet Name (Emp…
S
Set: Invoice Range
I
If: File Already Exists?
If: Invoice Range is 15…
S
Set: File Name from Star…
Merge: Combine Folder S…
Create New Sheet
Move Created Sheet to Fi…
Set: Row Data
Sheets: Append Row
Sheets: Final Append
Sheets: Create Sheet
Sheets: Append Row1
Extract Text from Attach…
Search: Client Invoices …
Search: Client Folder by…
Search: File By Start Da…
Search: File By End Date…
Drive: Move Sheet To Fin…
S
Set: Empty Row Structure
S
Set: Spreadsheet (ID & …
Append: Final Row to Exi…
C
Check if Year Folder Exi…
Create Client Name Folder
C
Check Client Name Folder
Search: Employee Name Fo…
C
Check Employee Name Folder
Create Employee Name Fol…
Search: Year Folder
Create Year Folder
Create Current Year Folder
S
Set Timesheet JSON Fields
HTTP Request(new sheet)
HTTP Request1(create she…
40 nodes46 edges

Как это работает

  1. 1

    Триггер

    Рабочий процесс запускается триггером триггер.

  2. 2

    Обработка

    Данные проходят через 40 узлов, connecting code, gmailtrigger, googledrive.

  3. 3

    Вывод

    Рабочий процесс завершает автоматизацию и доставляет результат в настроенное место назначения.

Детали узлов (40)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
GO

Google Drive

googleDrive

#3
CO

Code

code

#4
OP

OpenAI

n8n-nodes-langchain.openAi

#5

Как импортировать этот рабочий процесс

  1. 1Нажмите кнопку Скачать JSON справа, чтобы сохранить файл рабочего процесса.
  2. 2Откройте ваш экземпляр n8n. Перейдите в Рабочие процессы → Новый → Импорт из файла.
  3. 3Выберите скачанный файл automate-timesheet-to-invoice-conversion-with-openai-gmail-google-workspace и нажмите Импортировать.
  4. 4Настройте учётные данные для каждого узла сервиса (ключи API, OAuth и т.д.).
  5. 5Нажмите Протестировать рабочий процесс, чтобы убедиться в правильной работе, затем активируйте его.

Или вставьте напрямую в n8n → Импорт из JSON:

{ "name": "Automate Timesheet to Invoice Conversion with OpenAI, Gmail & Google Workspace", "nodes": [...], ...}

Интеграции

codegmailtriggergoogledrivegooglesheetshttprequestifmergeopenaisetsplitinbatches

Получить этот рабочий процесс

Скачайте и импортируйте одним кликом

Скачать JSONПросмотреть на n8n.io
Узлы40
Сложностьhigh
Триггерtrigger
КатегорияInvoice Processing

Создан

DIGITAL BIZ TECH

DIGITAL BIZ TECH

@dbt

Теги

codegmailtriggergoogledrivegooglesheetshttprequestifmergeopenaisetsplitinbatches
⚡

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