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analyze.js
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analyze.js
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const fs = require('fs')
const d3 = require('d3')
loadFile()
function loadFile(){
fs.readFile("/input/fileName.csv", {encoding: 'utf-8'}, function(err,data){
if (!err) {
//console.log('received data: ' + data);
parseData(data)
} else {
console.log(err);
}
})
}
function parseData(source){
console.log("parsing data")
const data = d3.csvParse(source)
console.log("#Entries in data: ", data.length)
console.log(data[0])
const selection = data//.slice(0,10)
const anonymizedIndex = {"Ik heb geen specifieke voorkeur voor woongroepsgenoten": 0}
data.forEach(item => {
anonymizedIndex[item.id] = Object.keys(anonymizedIndex).length
})
console.log(anonymizedIndex)
function anonomyze(name){
const id = anonymizedIndex[name.trim()]
if (id == null) console.log("not found", name)
return id
}
const transformed = data.map(item => {
return {
id: anonymizedIndex[item.id],
links: item.voorkeur.split(",").map(anonomyze)
}
})
writeDataFile(transformed)
}
function writeDataFile(data)
{
fs.writeFile('/output/fileName.json', JSON.stringify(data), 'utf8', function (err) {
if (err) {
return console.log(err)
} else {
console.log("The file was saved!")
}
})
}