const fs = require("fs")

const rawSourceData = fs.readFileSync("./storage/file1.json")
const sourceData = JSON.parse(rawSourceData)

function exportData(data, result) {
    console.log(data)
    if (Array.isArray(data)) {
        data.forEach(it => {
            if (it != null) exportData(it, result)
        })
    } else if (typeof data === "object") {
        if (data != null) Object.keys(data).forEach(it => {
            if (data[it] != null) exportData(data[it], result)
        })
    } else if (typeof data === "string") {
        result.push(data)
    }
    return result
}

function importData(data, array = []) {
    if (Array.isArray(data)) {
        data.forEach((it, index) => {
            if (it != null) data[index] = importData(it, array)
        })
    } else if (typeof data === "object") {
        console.log(Object.keys(data)) // <---
        if (data != null) Object.keys(data).forEach(key => { if (data[key] != null) data[key] = importData(data[key], array) })
    } else if (typeof data === "string") {
        return array.shift()
    } else {
        return data
    }
    return data
}

function processExport() {
    const exported = exportData(sourceData, [])
    // console.log("exported", exported)
    fs.writeFileSync("./results/exported.json", JSON.stringify(exported))
}

function processImport() {
    const rawExported = fs.readFileSync("./results/exported.json")
    const exported = JSON.parse(rawExported)
    const imported = importData(sourceData, exported)
    // console.log("imported", imported)
    fs.writeFileSync("./results/processed.json", JSON.stringify(imported))
}

processExport()
// processImport()