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Google Sheet's automatic update with Google Apps Script (GAS) for a cryptocurrency portfolio

This script updates a google sheet with currency balances extracted from differents exchanges as

• Binance
• Bitfinex
• Bittrex
• Bitstamp
• Cryptopia
• Kraken
• Kucoin
• Poloniex

It also gives prices coming from Coinmarketcap.com

• Go to https://docs.google.com/spreadsheets/d/1UvUOEjSXonikKCIstZ065FXniVo8UH6_LqJNOnqLwEg
• Click File > Create a copy and rename it

• Go to https://drive.google.com/drive/my-drive and click New > Google Sheets
• Rename the two first sheets with "Market" and "Config"

• Click Tools > Script editor... Create a script file using File > New > Script file Copy and paste the contents of main.js and save.
• Create a new file jsSHA.js and copy the content of https://github.com/Caligatio/jsSHA/blob/master/dist/sha.js
• Create a new script file for each API exchanges you need
• Return to the spreadsheet
• In "Market" sheet, choose your fiat ($ or €) in cell I3 and enter your total deposit in cell G3
• In "Config" sheet, paste your API key and API secret from the exchanges you want to use (See explanations below API Exchange configuration for each exchange)
• Reload the page
• A couple of seconds after the page's reload you should see a "Crypto Tools" menu at the top (on the right of Help menu)
• Click on "Crypto Tools" and "Update Portfolio" to see your updated personnal crypto portfolio

Note: Multiple exchanges are allowed

https://www.kraken.com/u/settings/api

• Log in into your Kraken account and navigate to Settings -> API
• Create a new key and select in the permissions only "Query Funds"
• Enter the Key in B2 cell and the Private Key in B3 cell in "Config" sheet

https://bittrex.com/Manage#sectionApi

• Log in into your Bittrex account and navigate to Settings -> API Keys
• Create a new key
• Enable only READ INFO
• Click on Update Keys
• Enter your Key in B6 cell and your Secret in B7 cell in "Config" sheet

https://poloniex.com/apiKeys

• Log in into your Poloniex account, select the Settings icon and click on API KEYS
• Please create a new API key. Do not use an already existing key.
• Please disable (!!!) both checkboxes Enable Trading and Enable Withdrawals as we do not need them!!!
• Enter your Key in B10 and your Secret here in B11 cell in "Config" sheet

https://www.binance.com/userCenter/createApi.html

• Log in into your Binance account and navigate to the Security Settings page
• Click on 'API Settings' and create a new key
• Check only the 'Read Info' permission
• Check Unrestricted (Less Secure) in IP Access Restriction
• Enter your Key in B14 cell and your Secret in B15 cell in "Config" sheet

https://www.cryptopia.co.nz/Security

• Log in into your Cryptopia account and navigate to Settings -> Security
• Check the 'Enable API' checkbox and create a 'New Key'
• Save the changes
• Enter your Key in B18 cell and your Secret in B19 cell in "Config" sheet

https://www.kucoin.com/#/user/setting/api

• Log in into your KuCoin account and navigate to Settings -> API Keys
• Click on 'Create'
• Enter your Key in B22 cell and your Secret in B23 cell in "Config" sheet

Warning: KuCoin.com does not provide API permissions. All keys have full access to your funds.

https://www.bitfinex.com/api

• Log in into your Bitfinex account and navigate to Account -> API
• Create a new key
• Select all Read boxes (should be selected by default) and do not select any Write boxes.
• Label the API Key and generate it.
• Enter your Key in B26 cell and your Secret in B27 cell in "Config" sheet

https://www.bitstamp.net/account/security/api/

• Log in into your Bitstamp account and select under Security the point API Access
• Create a new key and select in the perms only Account balance
• Activate the generated key
• Enter your Key in B30 cell and your Secret in B31 cell in "Config" sheet
• Enter your Customer ID (displayed under Account) in B32 cell in "Config" sheet

Receive by email a pdf copy of "Market" sheet each hours or when you want :

• Just add an event in script editor with "current project's triggers" button.
• Run : convertSpreadsheetToPdf()
• Event : Time-driven

MIT License

Copyright (c) August 2017-2021

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.