const fs = require("node:fs")
const path = require("node:path")

let launcherDataPath = path.join(__dirname, ".catboat")

const baseSettings = {
    ram: {
        max: 1024
    },
    auth: {
        token: "",
        type: "msa",
        clientToken: ""
    }
}

function initSettings($launcherDataPath) {
    launcherDataPath = $launcherDataPath
    if (!fs.existsSync(launcherDataPath)) {
        try {
            fs.mkdirSync(launcherDataPath)
        } catch (error) {
            throw error
        }
    }
    if (!fs.existsSync(path.join(launcherDataPath, "launcher_settings.json"))) {
        try {
            fs.writeFileSync(path.join(launcherDataPath, "launcher_settings.json"), JSON.stringify(baseSettings, null, 4))
        } catch (error) {
            throw error
        }
    }
}

function getLauncherDataPath() {
    return launcherDataPath
}

function writeSettings(settings) {
    try {
        fs.writeFileSync(path.join(launcherDataPath, "launcher_settings.json"), JSON.stringify(settings, null, 4))
        return
    } catch (error) {
        clean()
        return writeSettings(settings)
    }
}

function get(key) {
    try {
        const settings = JSON.parse(fs.readFileSync(path.join(launcherDataPath, "launcher_settings.json")))

        const keys = key.split(".")
        let value = settings

        for (const k of keys) {
            if (value[k] !== undefined) {
                value = value[k]
            } else {
                throw new Error(`La clé '${key}' n'existe pas.`)
            }
        }

        return value
    } catch (error) {
        clean()
        return get(key)
    }
}

function set(key, newValue) {
    try {
        const filePath = path.join(launcherDataPath, "launcher_settings.json")
        const settings = JSON.parse(fs.readFileSync(filePath))

        const keys = key.split(".")
        let obj = settings

        for (let i = 0; i < keys.length - 1; i++) {
            const k = keys[i]
            if (!obj[k]) {
                obj[k] = {}
            }
            obj = obj[k]
        }

        obj[keys[keys.length - 1]] = newValue

        fs.writeFileSync(filePath, JSON.stringify(settings, null, 4))
    } catch (error) {
        clean()
        return set(ke, value)
    }
}

function clean() {
    try {
        fs.writeFileSync(path.join(launcherDataPath, "launcher_settings.json"), JSON.stringify(baseSettings, null, 4))
        return
    } catch (error) {
        throw error
    }
}

function readSettings() {
    try {
        return JSON.parse(fs.readFileSync(path.join(launcherDataPath, "launcher_settings.json")))
    } catch (error) {
        clean()
        return readSettings()
    }
}

module.exports = {
    getLauncherDataPath,
    writeSettings,
    readSettings,
    initSettings,
    clean,
    get,
    set,
}