import { catsData } from '/data.js'

const emotionRadios = document.getElementById('emotion-radios')
const getImageBtn = document.getElementById('get-image-btn')
const gifsOnlyOption = document.getElementById('gifs-only-option')

emotionRadios.addEventListener('change', highlightCheckedOption)

getImageBtn.addEventListener('click', renderCat)

function highlightCheckedOption(e){
    const radios = document.getElementsByClassName('radio')
    for (let radio of radios){
        radio.classList.remove('highlight')
    }
    document.getElementById(e.target.id).parentElement.classList.add('highlight')
}

function getMatchingCatsArray(){     
    if(document.querySelector('input[type="radio"]:checked')){
        const selectedEmotion = document.querySelector('input[type="radio"]:checked').value
        const isGif = gifsOnlyOption.checked
        
        const matchingCatsArray = catsData.filter(function(cat){
            
            if(isGif){
                return cat.emotionTags.includes(selectedEmotion) && cat.isGif
            }
            else{
                return cat.emotionTags.includes(selectedEmotion)
            }            
        })
        return matchingCatsArray 
    }   
}

function getSingleCatObject(){
    
    const catsArray = getMatchingCatsArray()
    
    if (catsArray.length === 1){
        console.log(catsArray[0])
    }
    else {
/*
Challenge:
1. If catsArray has more than one object, 
   select an object at random and log it out.
*/ 
    }
    
}

function renderCat(){
    getSingleCatObject() // temporary 
}
 
function getEmotionsArray(cats){
    const emotionsArray = []    
    for (let cat of cats){
        for (let emotion of cat.emotionTags){
            if (!emotionsArray.includes(emotion)){
                emotionsArray.push(emotion)
            }
        }
    }
    return emotionsArray
}


function renderEmotionsRadios(cats){
        
    let radioItems = ``
    const emotions = getEmotionsArray(cats)
    for (let emotion of emotions){
        radioItems += `
        <div class="radio">
            <label for="${emotion}">${emotion}</label>
            <input
            type="radio"
            id="${emotion}"
            value="${emotion}"
            name="emotions"
            >
        </div>`
    }
    emotionRadios.innerHTML = radioItems
}

renderEmotionsRadios(catsData)