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https://github.com/revolunet/spreadsheet-to-json

Convert Google Spreadsheets to JSON using Javascript
https://github.com/revolunet/spreadsheet-to-json

google-spreadsheet javascript json nodejs spread

Last synced: 21 days ago
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Convert Google Spreadsheets to JSON using Javascript

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README

        

# spreadsheet-to-json

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![nodei.co](https://nodei.co/npm/spreadsheet-to-json.png?downloads=true&downloadRank=true&stars=true)

Convert Google Spreadsheets to JSON using Javascript

Uses the [google-spreadsheet](https://www.npmjs.com/package/google-spreadsheet) library to fetch data.

The final JSON is based on sheets names and column titles and finally looks like this :

```json
{
"Customers": [
{
"name": "Sony",
"country": "Japan"
},
{
"name": "Renault",
"country": "France"
}
],
"Invoices": [
{
"id": "F0001",
"totalAmount": "12367.12"
},
{
"id": "F0002",
"totalAmount": "4398.2"
}
]
}
```

This can be useful when you want people edit spreadsheets and need to work with the data.

## Install

`npm i --save spreadsheet-to-json`

## QuickStart

`extractSheets` can use node callback pattern or async/await.

```js
const { extractSheets } = require("spreadsheet-to-json");

// optional custom format cell function
const formatCell = (sheetTitle, columnTitle, value) => value.toUpperCase();

extractSheets(
{
// your google spreadhsheet key
spreadsheetKey: "abch54Ah75feBqKGiUjITgE9876Ypb0yE-abc",
// your google oauth2 credentials or API_KEY
credentials: require("./google-generated-creds.json"),
// optional: names of the sheets you want to extract
sheetsToExtract: ["Customers", "Invoices"],
// optional: custom function to parse the cells
formatCell: formatCell
},
function(err, data) {
console.log("Customers: ", data.Customers);
console.log("Invoices: ", data.Invoices);
}
);
```

see [./example.js](./example.js)

## Authentification

The `credentials` key can either be a API_KEY `string` or a service account `object`.

### API Key

You can create an API key here : https://console.developers.google.com/apis/credentials

Be sure to restrict it to Google Drive API

### Google service account

Create a credentials.json file for your app here : https://console.developers.google.com/

- create a new project
- enable the Drive API
- in **credentials**, select **create new credentials** then **service account** and save the generated JSON. (privately)
- then give the JSON contents to the `credentials` parameter in the `extractSheets` call.

Share the target google spreadsheet with the `client_email` from the credentials.json.

## Tests

```
extractSheet should produce correct data

✓ sheet should have 5 rows
✓ row should have 4 properties
✓ row should have correct properties
✓ name should be Johnny
✓ id should be 1

formatCell

✓ names should not be equal
✓ name should be uppercased
✓ id should be 1

extractSheets should produce correct data

✓ data should have 3 sheets
✓ sheets should have correct names
✓ Private sheet should not be exported
✓ Customers should have 5 rows
✓ Customers properties names should equal id,name,location,Exotic_ Col-NAME
✓ Invoices should have 9 rows
✓ Invoices properties names should equal ref,amount
✓ Leads should have 9 rows
✓ Leads properties names should equal id,estimate,ref

open invalid spreadsheet should return empty data

✓ invalid should have no rows

columns with exotic names should be handled correctly

✓ Exotic column name should exist in output
✓ Exotic column name should be renamed in data
✓ Exotic column name should be handled correctly

total: 21
passing: 21
duration: 1.9s
```

## Author

Julien Bouquillon http://github.com/revolunet

## License

- **MIT** : http://opensource.org/licenses/MIT