// Temperature
/*
{
const far = (t) =>  ((t * 9/5) + 32)
alert(far(0) + " F")
}

//RGB

{
    const red = +prompt ("Write your value for red:")
    const green = +prompt ("Write your value for green :")
    const blue = +prompt ("Write your value for blue :")
    const f = (r, g, b) => {
      r = r.toString(16) 
      if(r.length < 2) {
        r = r+r
      }
      g = g.toString(16)
      if(g.length < 2) {
        g = g + g
      }
      b = b.toString(16)
      if(b.length < 2) {
        b = b + b
      }
      let result = r+g+b
      alert (`Your color: #${result}`)
    }
    
    f(red, green, blue);
}
  

//FLATS

{
  let floors = +prompt('Write amount of floors')
  let flatsInFloor = +prompt('Write amount of flats in floor')

  const answerForFlats = (floor,flats) => {
    let numberOfFlat = +prompt('Write number of flat') 
    let remainderFlat = (numberOfFlat) % (floor * flats)
    let entrance = Math.ceil((numberOfFlat)/(floor * flats))
    let numberOfFloor = Math.ceil(remainderFlat / flats); 

    let result = {entrance, numberOfFloor}
    return(result)
  }

  console.log(answerForFlats(floors, flatsInFloor))
}


//Credentials

let functionForName = () => {
  const capitalize = str => {
    let result = str.split('')[0].toUpperCase() + str.slice(1,+Infinity).toLowerCase()
    return result //именно этот код обеспечит возврат результата функции
  }

  let firstname = capitalize(prompt("Write your name"))
  let surname = capitalize(prompt("Write your surname"))
  let fathername = capitalize(prompt("Write your thirdname"))
  let fullname = (firstname + " " + surname + " " + fathername)

  let result = {firstname, surname, fathername, fullname}
  return result
}

console.log(functionForName())


//New line
{
const functionForLine = l => l.split('\\n').join('\n')
console.log(functionForLine( prompt("Write some text,you can use (\\n) for add new line")))
}

//Prompt OR
{
const functionForAge = (age=0) => +prompt("How old are you?") 
console.log(2022 - functionForAge())
}


//Login and password
{
const functionForLoginAndPassword = (login,password) => {
  let result = (login === "admin") && (password==="qwerty") ? true : false
  return result
}
console.log(functionForLoginAndPassword(prompt("login"), prompt("password")))
}


//For  Table
{
let arr = [[0,0,0,0,0], [0,1,2,3,4], [0,2,4,6,8], [0,3,6,9,12], [0,4,8,12,16]]
const functionForArrInArr = arr => {
  let str = "<table>"
  let i = 0
  for (let number of arr){
      str += "<tr>" + "<tr/>"
      for (let letter of number){ 
          str += (i % 2) ? "<td style=background-color:#FF0000>" + letter + "<td>" : "<td style=background-color:#000FFF>" + letter + "<td>" 
        }
        i++
  }
  return document.write(str)
}
console.log(functionForArrInArr(arr))

}


//Filter Lexics 
{
const answer = prompt("Напиши шось").split(" ")
const badWords = ["бляха", "пиздос", "лох", "шабля"]

const funForFilter = (str, badStr) => {
  let strFilter = str.map(x=> badStr.includes(x) ? "" : x ).join(" ")
  return strFilter
}
console.log(funForFilter(answer, badWords))
}


*/


//Currency table
{
  const functionForArrInArr = arr => {
    let str = "<table>"
    let i = 0
    for (let number of arr){
        str += "<tr>" + "<tr/>"
        for (let letter of number){ 
            str += (i % 2) ? "<td style=background-color:#FF0000>" + letter + "<td>" : "<td style=background-color:#000FFF>" + letter + "<td>" 
          }
          i++
    }
    return document.write(str)
  }


  const functionForJson =  () => { fetch('https://open.er-api.com/v6/latest/USD').then(res => res.json())
  .then(data => { 
      const key = 0
      const value = 1
      const arr = Object.entries( data.rates )
      
          let str = "<table border=1px>"
          str += "<tr>" + "<td>" + "</td>"
          for (let i = 0; i<arr.length; i++){
              str +=  `<td>  ${arr[i][key]}  </td>`
          }
          str += "</tr>"
             
          for (let i = 0; i<arr.length; i++){
              str +=  `<tr><td>  ${arr[i][key]} </td>`
              rate1 = arr[i][value]

              for(let j=0; j<arr.length; j++){
                  rate2 = arr[j][value]
                  crossRate = rate2 / rate1
                  str += `<td> ${crossRate.toFixed(2)} </td>` 
              }
          }
          str += "</tr>"

          str += "</table>"
          
        
         console.log(data)
         //document.write(str)
     }) 
     document.write(functionForArrInArr(functionForJson(arr)))
    }



console.log(functionForArrInArr(functionForJson()))
}

//??????????????????????????????????????????????????????????????????????



/*
// Form

{
  const car = {
    "Name":"chevrolet chevelle malibu",
    "Cylinders":8,
    "Displacement":307,
    "Horsepower":130,
    "Weight_in_lbs":3504,
    "Origin":"USA",
    "in_production": false
    }

const createObject = obj => {
  let str = "<form>"
  for ( const [key,value] of Object.entries(obj)){
      if (typeof(value) === "string"){
          str +=  `<label>${key}: <input type="text" value="${value}" /> </label> `
      }
      if(typeof(value) === "number"){
          str += `<label>${key}: <input type="number" value="${value}" /> </label> `
      }
      if(typeof(value) === "boolean"){
          str += `<label>${key}: <input type="checkbox" value="${value}" /> </label> `
      }

     
  }
  str += "</form>"

  return document.write(str)
  
}

console.log(createObject(car))

}


//Array of objects sort
{
var persons = [
  {name: "Иван", age: 17},
  {name: "Мария", age: 35},
  {name: "Алексей", age: 73},
  {name: "Яков", age: 12},
]

const funSort = (arr, name, booln=true) => {
 let result = arr.sort((first,second) => (first[name] < second[name]) == booln ? -1 : 1)
 return  result
}

console.log(funSort(persons, "age"))
console.log(funSort(persons, "age", false))
}


//Table
{
const persons =
[
    {
       "Name":"chevrolet chevelle malibu",
       "Cylinders":8,
       "Displacement":307,
       "Horsepower":130,
       "Weight_in_lbs":3504,
       "Origin":"USA"
    },
    {
       "Name":"buick skylark 320",
       "Miles_per_Gallon":15,
       "Cylinders":8,
       "Displacement":350,
       "Horsepower":165,
       "Weight_in_lbs":3693,
       "Acceleration":11.5,
       "Year":"1970-01-01",
    },
    {
       "Miles_per_Gallon":18,
       "Cylinders":8,
       "Displacement":318,
       "Horsepower":150,
       "Weight_in_lbs":3436,
       "Year":"1970-01-01",
       "Origin":"USA"
    },
    {
       "Name":"amc rebel sst",
       "Miles_per_Gallon":16,
       "Cylinders":8,
       "Displacement":304,
       "Horsepower":150,
       "Year":"1970-01-01",
       "Origin":"USA"
    },
 ] 

 
 let personsCopy = []
 personsCopy = [...persons]
   
 
 const sortObj = (obj, line, booln = true) => {
 let result = obj.sort((a,b) => (a[line] < b[line]) == booln ? -1 : 1 )
 return result
 }
 console.log(sortObj(personsCopy, "Displacement"))

{
let i = 0
let arrKeys = []
    for (let key of persons){
        arrKeys += Object.keys(persons[i]) + ","

        i++
    }
arrKeys = arrKeys.split(",").slice(0,-1)
    const arrFilter = (x) => {
        return  x.filter((el1,el2) => x.indexOf(el1) === el2 ) 
}
arrKeys = arrFilter(arrKeys)

let arrValue =[]
    for (let arrVal of persons){
        arrValue.push(arrKeys.map(y=>arrVal[y] === undefined? arrVal[y]="-" : arrVal[y]))
    }
arrValue.unshift(arrKeys)

let str = `<table border="1">`
    for( let firstString of arrValue){
        str += `<tr>`
        for(let otherString of firstString){
            str += `<td>${otherString}</td>`
        }
        str += " </tr>"
    }
    str += "</table>"

document.write(str)
 }




let i = 0
let arrKeys = []
    for (let key of personsCopy){
        arrKeys += Object.keys(persons[i]) + ","

        i++
    }
arrKeys = arrKeys.split(",").slice(0,-1)
    const arrFilter = (x) => {
        return  x.filter((el1,el2) => x.indexOf(el1) === el2 ) 
}
arrKeys = arrFilter(arrKeys)

let arrValue =[]
    for (let arrVal of personsCopy){
        arrValue.push(arrKeys.map(y=>arrVal[y] === undefined? arrVal[y]="-" : arrVal[y]))
    }
arrValue.unshift(arrKeys)

let str = `<table border="1">`
    for( let firstString of arrValue){
        str += `<tr>`
        for(let otherString of firstString){
            str += `<td>${otherString}</td>`
        }
        str += " </tr>"
    }
    str += "</table>"

document.write(str)
}




//Divide in "divide.html"


//Calc Func
{
  const firstTask = (cost,amount,smokeDay) => {
    const oneCigar = cost / amount
    const month = smokeDay * 30
    const moneyMonth = month * oneCigar
    let result = {
      first: oneCigar,
      second: month,
      third: moneyMonth
    }
    
    return result
  }

firstTask(70, 20, +prompt("Write how cigarets you smoke evedy day:"))
}
*/

//Calc Live
//Используя пример из задания Divide и функцию из Calc Func сделайте несколько полей ввода в HTML, 
//меняя которые вы будете получать результат калькуляции в каком-то div.