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fitbit
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M.Weirauch 2 years ago
commit 6687c063a0
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7
.env
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#Personl TestAPI
#FITBIT_CLIENT_ID=23QX5D
#FITBIT_CLIENT_SECRET=801d6a43fb2fe015b10362376928b617
#Server TestAPI2
FITBIT_CLIENT_ID=23QX94
FITBIT_CLIENT_SECRET=1418c9846a17b734098ac6c49aab235f

23
package.json
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{
"name": "fitbit",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"start": "node ./src/main.js",
"start:dev": "npx nodemon -w ./src ./src/main.js",
"test": "echo \"Error: no test specified\" && exit 1"
},
"keywords": [],
"author": "",
"license": "ISC",
"dependencies": {
"dotenv": "^16.0.3",
"express": "^4.18.2",
"moment": "^2.29.4",
"node-fetch": "^2.6.11"
},
"devDependencies": {
"nodemon": "^2.0.22"
}
}

202
src/main.js
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const crypto = require('crypto')
const express = require('express')
const fetch = require('node-fetch')
var moment = require('moment');
require('dotenv').config();
if (require.main === module) {
main()
}
async function main () {
try {
const router = express()
const verifier = base64UrlEncode(crypto.randomBytes(64)) // <1>
const challenge = base64UrlEncode(sha256Hash(Buffer.from(verifier))) // <2>
console.log('env ', process.env.FITBIT_CLIENT_ID, process.env.FITBIT_CLIENT_SECRET)
router.get('/signin', (req, res) => { // <3>
const search = '?' + new URLSearchParams({
'client_id': process.env.FITBIT_CLIENT_ID,
'response_type': 'code',
'code_challenge': challenge,
'code_challenge_method': 'S256',
// 'scope': 'heartrate',
'scope': 'activity',
})
const url = 'https://www.fitbit.com/oauth2/authorize' + search
res.redirect(url)
})
router.get('/callback', async (req, res, next) => { // <4>
try {
const user = process.env.FITBIT_CLIENT_ID
const pass = process.env.FITBIT_CLIENT_SECRET
const credentials = Buffer.from(`${user}:${pass}`).toString('base64')
const tokenUrl = 'https://api.fitbit.com/oauth2/token'
const tokenResponse = await fetch(tokenUrl, { // <5>
method: 'POST',
headers: {
'Authorization': `Basic ${credentials}`,
'Content-Type': 'application/x-www-form-urlencoded',
},
body: new URLSearchParams({
'client_id': process.env.FITBIT_CLIENT_ID,
'code': req.query.code,
'code_verifier': verifier,
'grant_type': 'authorization_code',
}).toString(),
})
const tokenBody = await tokenResponse.json()
console.log('tokenBody', tokenBody)
if (tokenBody.errors) { // <6>
console.error(tokenBody.errors[0].message)
res.status(500).end()
return
}
const userId = '-'
const date = 'today'
const detailLevel = '1sec'
// const dataUrl = 'https://api.fitbit.com/' + [
// '1',
// 'user',
// userId,
// 'activities',
// 'heart',
// 'date',
// date,
// '1d',
// `${detailLevel}.json`
// ].join('/')
const today = moment();
const dataUrl = 'https://api.fitbit.com/' + [
'1',
'user',
userId,
'activities',
'date',
`${today.format('YYYY-MM-D')}.json`
].join('/')
console.log('URL ', dataUrl)
const dataResponse = await fetch(dataUrl, { // <7>
method: 'GET',
headers: {
'Authorization': `Bearer ${tokenBody['access_token']}`,
},
})
const dataBody = await dataResponse.json()
if (dataBody.errors) { // <8>
console.error(dataBody.errors[0].message)
res.status(500).end()
return
}
res.type('text/plain') // <9>
.send(JSON.stringify(dataBody, null, 2))
} catch (err) {
next(err)
}
})
router.get('/show', async(req, res) => { // <3>
const today = moment();
var result = ''
var userId = '55QCL4';
var userToken = 'eyJhbGciOiJIUzI1NiJ9.eyJhdWQiOiIyM1FYOTQiLCJzdWIiOiI1NVFDTDQiLCJpc3MiOiJGaXRiaXQiLCJ0eXAiOiJhY2Nlc3NfdG9rZW4iLCJzY29wZXMiOiJyYWN0IiwiZXhwIjoxNjg1NzI1OTcyLCJpYXQiOjE2ODU2OTcxNzJ9.k94QyIMqoBOfyqAzvkjeFkn7SFmKOae5l4Y4AqRSzCg';
var dataUrl = 'https://api.fitbit.com/' + [
'1',
'user',
userId,
'activities',
'date',
`${today.format('YYYY-MM-D')}.json`
].join('/')
console.log('URL ', dataUrl)
var dataResponse = await fetch(dataUrl, { // <7>
method: 'GET',
headers: {
'Authorization': `Bearer ${userToken}`,
},
})
var dataBody = await dataResponse.json()
if (dataBody.errors) { // <8>
console.error(dataBody.errors[0].message)
res.status(500).end()
return
}
var string = JSON.stringify(dataBody, null, 2);
var data = JSON.parse(string);
var steps = data.summary['steps'];
console.log(steps);
result = today.toDate()+ ' \nSchritte Marcus '+ steps ;
// res.type('text/plain') // <9>
// .send('Steps Marcus '+ steps ) //dataBody.summary.steps
userId = '7NBCBG';
userToken = 'eyJhbGciOiJIUzI1NiJ9.eyJhdWQiOiIyM1FYOTQiLCJzdWIiOiI3TkJDQkciLCJpc3MiOiJGaXRiaXQiLCJ0eXAiOiJhY2Nlc3NfdG9rZW4iLCJzY29wZXMiOiJyYWN0IiwiZXhwIjoxNjg1NzM2MjM2LCJpYXQiOjE2ODU3MDc0MzZ9.5uAKWIeaLHDrQWTQ7099N-QkrpHUqAIfvtXEIZcoaUY';
dataUrl = 'https://api.fitbit.com/' + [
'1',
'user',
userId,
'activities',
'date',
`${today.format('YYYY-MM-D')}.json`
].join('/')
console.log('URL ', dataUrl)
dataResponse = await fetch(dataUrl, { // <7>
method: 'GET',
headers: {
'Authorization': `Bearer ${userToken}`,
},
})
dataBody = await dataResponse.json()
if (dataBody.errors) { // <8>
console.error(dataBody.errors[0].message)
res.status(500).end()
return
}
string = JSON.stringify(dataBody, null, 2);
data = JSON.parse(string);
steps = data.summary['steps'];
console.log(steps)
result = result + '\n' + 'Schritte Ute '+ steps
res.type('text/plain') // <9>
// .send('Steps Ute'+ steps ) //dataBody.summary.steps
.send(result)
})
router.listen(3000)
} catch (err) {
console.error(err)
}
}
function base64UrlEncode (buffer) { // <10>
return buffer.toString('base64')
.replace(/\+/g, '-')
.replace(/\//g, '_')
.replace(/=/g, '')
}
function sha256Hash (buffer) { // <11>
const hash = crypto.createHash('sha256')
hash.update(buffer)
return hash.digest()
}
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