Flatten Results

flattenResults.js

const arrObj = [
    //Primeiro element
    [{
        "name": "Distri Equipamente Cirurgicos",
        "data": 18
    },
    {
        "name": "DNAPet",
        "data": 70
    }
    ],

    //Secundo elemento
    [{
        "name": "Distri Equipamente Cirurgicos",
        "data": 62
    },
    {
        "name": "Medical Pet&Thingss",
        "data": 184
    },
    {
        "name": "DNAPet",
        "data": 251.2
    }
    ],

    //Terceiro elemento
    [{
        "name": "DNAPet",
        "data": 2087.1
    }
    ],

    //Quarto elemento
    [{
        "name": "Medical Pet&Thingss",
        "data": 80
    }
    ]
]

const getUniqueKeys = (obj) =>
    [].concat(...obj)
      .reduce((acc, cur) =>
            acc.add(cur.name),
            new Set())

const makeObj = (...keys) =>
    return keys.reduce((acc, cur) =>
                acc.concat({
                    name: cur,
                    data: Array(objSize).fill(null)
                }), [])

const addItem = (obj, comp) =>
    obj.map((item) => {
                let result = comp.find(key => key.name === item.name)
                if(result) item.data.push(result.data)
            })

const flatten = (obj) =>
    obj.reduce((acc, cur) => {
            addItem(acc,cur)
            return acc    
        }, makeObj(...getUniqueKeys(obj)))

console.log(flatten(arrObj)) 
/*
[ { name: 'Distri Equipamente Cirurgicos', data: [ 18, 62, null, null ] },
  { name: 'DNAPet', data: [ 70, 251.2, 2087.1, null ] },
  { name: 'Medical Pet&Thingss', data: [ null, 184, null, 80 ] } ]
*/