import { sortJsonArrayByKey } from "Library.js";

/** @param {NS} ns */
export async function main(ns) {
    //ns.tail();
    ns.disableLog("ALL");
    const sScript = ns.args[0]; // script
    let nThreads = ns.args[1]; // threads
    const sTarget = ns.args[2]; // target server
    const bRepeat = ns.args[3]; // should this script loop
    const nMsecDelay = ns.args[4]; // MsecDelay

    const sWeakenScript = "RMweaken.js";
    const sGrowScript = "RMgrow.js";
    const sHackScript = "RMhack.js";

    const sListName = "serverList.txt";
    const sWorkerList = "WorkerList.txt";

    if (!ns.fileExists(sListName, "home")) { ns.print(`ERROR ${sListName} does not exist.`); return false; };
    let sServerList = ns.read(sListName);
    let aSortedList;
    if (sScript === sWeakenScript || sScript === sGrowScript) {
        aSortedList = sortJsonArrayByKey(sServerList, "serverCores", "maxRam").reverse();
    } else {
        aSortedList = sortJsonArrayByKey(sServerList, "serverCores", "maxRam");
    }

    //ns.tprint(aSortedList);
    ns.print(sScript);
    ns.print(nThreads);
    ns.print(sTarget);

    const nScriptSize = ns.getScriptRam(sScript, "home");
    let nTotalSize = nScriptSize * nThreads;

    ns.print("nScriptSize = " + nScriptSize);
    ns.print("nTotalSize = " + nTotalSize);

    // get sorted list of most cores servers
    /*
    aSortedList.forEach((entry) => {
        if (entry.rootAccess && entry.maxRam >= 1 && entry.serverCores > 1) {
            // if cores equal to previous entry put into same array?
        }
    }) */
    // get total free RAM per number of cores
    // calculate effect of cores on each server with cores > 1
    // update nThreads
    // run weaken/grow on core servers until cores = 1

    // get sorted list of biggest RAM servers
    // get total free RAM on core 1 servers
    // run remaining weaken/grow
    // run hack untill RAM on cores 1 servers run out
    // run remaining hacks on smallest to biggest core servers

    aSortedList.forEach((entry) => {
        let sHost = entry.serverName;
        ns.print("sHost = " + sHost)
        let nFreeRAM = ns.getServerMaxRam(entry.serverName) - ns.getServerUsedRam(entry.serverName);
        if (nThreads >= 1 && entry.rootAccess && nFreeRAM >= nTotalSize) {
            ns.scp(sScript, sHost);
            ns.exec(sScript, sHost, nThreads, sTarget, bRepeat, nMsecDelay);
            nThreads = 0;
            nFreeRAM = ns.getServerMaxRam(entry.serverName) - ns.getServerUsedRam(entry.serverName);
        }
        else if (nThreads >= 1 && entry.rootAccess && nFreeRAM >= nScriptSize) {
            let nThreadsDist = Math.floor(nFreeRAM / nScriptSize);
            ns.scp(sScript, sHost);
            ns.print("room for : " + nThreadsDist + " scripts");
            ns.exec(sScript, sHost, nThreadsDist, sTarget, bRepeat, nMsecDelay);
            nThreads -= nThreadsDist;
            nFreeRAM = ns.getServerMaxRam(entry.serverName) - ns.getServerUsedRam(entry.serverName);
        }
    });

    /*
    for (i = 0; ; i++) {
        let sHost = "";
        ns.exec(sScript, sHost, nThreads, sTarget, bRepeat, nMsecDelay);
    } */
}