index.js

import axios from 'axios'
import dotenv from 'dotenv'
import { map, pipe, filter, pluck, sum, groupBy, prop, values, sortWith, descend, has } from 'ramda'

dotenv.config()

const TOKEN = process.env.TOKEN

const instance = axios.create({
    timeout: 1000,
    headers: {
        'Authorization': `Bearer ${TOKEN}`
    }
})


const formatIntToFloat = (value) => parseFloat(`${value.slice(0, value.length - 2).join('')}.${value.slice(value.length - 2, value.length).join('')}`)
const getConcluded = filter(o => o.lastStatus === 'CONCLUDED')
const getByMonthAndYear = (monthAndYear) => filter(o => {
    if (!monthAndYear) return true
    const monthAndYearOfBuy = `${new Date(o.updatedAt).getUTCMonth() + 1 < 10 ? `0${new Date(o.updatedAt).getUTCMonth() + 1}` : new Date(o.updatedAt).getUTCMonth() + 1}/${new Date(o.updatedAt).getFullYear()}` 
    return monthAndYearOfBuy === monthAndYear
})

const filters = pipe(
    getConcluded,
    getByMonthAndYear(process.argv[2]),
)

const pipeSum = pipe(
    filters,
    pluck('bag'),
    map(o => o.total.valueWithDiscount),
    sum,
    String,
    Array.from,
    formatIntToFloat,
    (v) => v.toLocaleString('pt-br', { style: 'currency', currency: 'BRL'})
)

const getMerchants = pipe(
    filters,
    pluck('merchant'),
    groupBy(prop('id'))
)

const getMerchantMoreDemanded = pipe(
    getMerchants,
    map(d => ({ merchant: { ...d[0] }, qtd: d.length })),
    values,
    sortWith([
        descend(prop('qtd'))
    ])
)

const errors = {
    ERR_BAD_REQUEST: "Seu token expirou, coloque um novo token no seu .env"
}

const formatDate = (date) => {
    const dateSplitted = date.split('T')[0].split('-')
    return `${dateSplitted[2]}/${dateSplitted[1]}/${dateSplitted[0]}`
}

const get = async () => {
    try {
        let orders = []
        for (let i=0;i<999;i++) {
            const response = await instance.get(`https://marketplace.ifood.com.br/v4/customers/me/orders?page=${i}&size=25`)
            if (response.data.length === 0) {
                i = 999
            }    
    
            orders = [...orders, ...response.data]
        }
        const moreDemandedMerchants = getMerchantMoreDemanded(orders)
    
        console.log(`Último pedido feito em: ${formatDate(orders[0].createdAt)} (${Math.floor(Math.abs(new Date(orders[0].createdAt.split('T')[0]) - new Date()) / (1000 * 60 * 60 * 24))} dias)`)
        console.log(`Restaurante mais pedido: ${moreDemandedMerchants[0].merchant.name} (${moreDemandedMerchants[0].qtd})`)
        console.log(`Total de pedidos concluidos: ${filters(orders).length}`)
        console.log(`Valor total gasto: ${pipeSum(orders)}`)    
    } catch (err) {
        console.log(has(err.code)(errors) ? errors[err.code] : `Undefined error: ${err.message}`)
    }
}

get()