refsort/index.js

Lets you sort by key values for JSON

module.exports = Array.prototype.refSort = function (key, value) {

    const characterCounter = (string, char) => {
        return string.split(char).length - 1
    }

    const prioritization = (key, val) => {
        let valUpper = val.toUpperCase()
        let valArray = valUpper.split('')
        let keyUpper = key.toUpperCase()

        let score = 0
        valArray.forEach(char => (score = score + characterCounter(keyUpper, char)))

        return score
    }

    const convertString = phrase => {
        const maxLength = 100

        let returnString = phrase.toLowerCase()
        returnString = returnString.replace(/ö/g, 'o')
        returnString = returnString.replace(/ç/g, 'c')
        returnString = returnString.replace(/ş/g, 's')
        returnString = returnString.replace(/ı/g, 'i')
        returnString = returnString.replace(/ğ/g, 'g')
        returnString = returnString.replace(/ü/g, 'u')

        returnString = returnString.replace(/[^a-z0-9s-]/g, '')
        returnString = returnString.replace(/[s-]+/g, ' ')
        returnString = returnString.replace(/^s+|s+$/g, '')
        if (returnString.length > maxLength)
            returnString = returnString.substring(0, maxLength)
        returnString = returnString.replace(/s/g, '-')

        return returnString
    }

    let newObj = []
    this.forEach(val => {
        let _key = convertString(val[key]).toUpperCase()
        let _val = convertString(value).toUpperCase()

        val.score = prioritization(_key, _val)
        let indexOf = _key.indexOf(_val)
        val._priority = ((val.score + indexOf) * val.score) / 100
        val._index = indexOf === -1 ? NaN : indexOf
        val._include = _key.includes(_val)
        delete val.score
        newObj.push(val)
    })

    newObj = newObj
        .sort((a, b) => b._priority - a._priority)
        .sort((a, b) => b._include - a._include)
        .sort((a, b) => a._index - b._index)

    newObj.forEach(char => {
        delete char._priority
        delete char._include
        delete char._index
    })

    return newObj
}