/*
 * @project: TERA
 * @version: Development (beta)
 * @license: MIT (not for evil)
 * @copyright: Yuriy Ivanov (Vtools) 2017-2019 [progr76@gmail.com]
 * Web: https://terafoundation.org
 * Twitter: https://twitter.com/terafoundation
 * Telegram:  https://t.me/terafoundation
*/
const fs = require('fs')
global.RunOnUpdate = RunOnUpdate;

function RunOnUpdate() {
    var fname = global.GetDataPath("DB/update.lst");
    var UpdateInfo = global.LoadParams(fname, { UPDATE_NUM_COMPLETE: 1071 });
    if (!UpdateInfo.UPDATE_NUM_COMPLETE)
        UpdateInfo.UPDATE_NUM_COMPLETE = 0;
    var CurNum = UpdateInfo.UPDATE_NUM_COMPLETE;
    if (CurNum !== global.UPDATE_CODE_VERSION_NUM) {
        UpdateInfo.UPDATE_NUM_COMPLETE = global.UPDATE_CODE_VERSION_NUM;
        global.ToLog("UPDATER Start");
        global.SaveParams(fname, UpdateInfo);
        if (global.TEST_NETWORK || global.LOCAL_RUN) {
        }
        else {
        }
        global.ToLog("UPDATER Finish");
    }
};

function CreateHeadersHash100() {
    global.ToLog("CreateHeadersHash100");
    const DBRow = require("./db/db-row");
    global.UpdateMode = 1;
    var DB = global.SERVER.DBHeader100;
    var Num = 0;
    var PrevHash100 = [];
    while (1) {
        var Block = global.SERVER.ReadBlockHeaderDB(Num);
        if (!Block)
            break;
        var Hash100;
        if (Num === 0)
            Hash100 = [];
        else
            Hash100 = global.sha3arr2(PrevHash100, Block.Hash);
        DB.Write({ Num: Num / 100, Hash100: Hash100, Hash: Block.Hash });
        if (Num % 1000000 === 0)
            global.ToLog("Create Hash100:" + Num);
        PrevHash100 = Hash100;
        Num += 100;
    }
    global.UpdateMode = 0;
};

function CheckRewriteTr(Num, StrHash, StartRewrite) {
    if (global.SERVER.BlockNumDB < StartRewrite)
        return "NO";
    var AccountsHash = global.DApps.Accounts.GetHashOrUndefined(Num);
    if (!AccountsHash || global.GetHexFromArr(AccountsHash) !== StrHash) {
        global.ToLog("START REWRITE ERR ACTS TRANSACTIONS");
        global.SERVER.ReWriteDAppTransactions(global.SERVER.BlockNumDB - StartRewrite);
        return "Rewrite";
    }
    else {
        return "OK";
    }
};

function CheckRewriteAllTr2(Num, StrHash, Num2, StrHash2) {
    if (global.LOCAL_RUN || global.TEST_NETWORK)
        return "NONE";
    var MaxNum = global.SERVER.GetMaxNumBlockDB();
    if (MaxNum < global.START_BLOCK_ACCOUNT_HASH)
        return "NONE";
    var AccountsHash = global.DApps.Accounts.GetHashOrUndefined(Num);
    var AccountsHash2 = global.DApps.Accounts.GetHashOrUndefined(Num2);
    if (AccountsHash2 && global.GetHexFromArr(AccountsHash2) === StrHash2)
        return "OK";
    if (AccountsHash && global.GetHexFromArr(AccountsHash) !== StrHash) {
        global.ToLog("***************** START REWRITE ALL DAPPS");
        global.UpdateMode = 1;
        for (var key in global.DApps) {
            global.DApps[key].ClearDataBase();
        }
        global.UpdateMode = 0;
        return "Rewrite";
    }
    else {
        return "OK";
    }
};

function CheckRewriteAllTr(Num, StrHash, Num2, StrHash2) {
    if (global.LOCAL_RUN || global.TEST_NETWORK)
        return "NONE";
    var MaxNum = global.SERVER.GetMaxNumBlockDB();
    if (MaxNum < global.START_BLOCK_ACCOUNT_HASH)
        return "NONE";
    var AccountsHash = global.DApps.Accounts.GetHashOrUndefined(Num);
    if (AccountsHash && global.GetHexFromArr(AccountsHash) !== StrHash) {
        global.ToLog("***************** START REWRITE ALL DAPPS");
        global.UpdateMode = 1;
        for (var key in global.DApps) {
            global.DApps[key].ClearDataBase();
        }
        global.UpdateMode = 0;
        return "Rewrite";
    }
    else {
        return "OK";
    }
};
global.CheckRewriteTr = CheckRewriteTr;

function RecreateAccountRest1() {
    var name = "accounts-rest";
    var fname = global.GetDataPath("DB/" + name);
    if (fs.existsSync(fname)) {
        global.ToLog("Delete " + fname);
        fs.unlinkSync(fname);
    }
};

function RecreateAccountHashDB3() {
    var name = "accounts-hash2";
    var fname = global.GetDataPath("DB/" + name);
    if (fs.existsSync(fname)) {
        global.UpdateMode = 1;
        global.ToLog("Start updating " + name);
        const DBRow = require("../core/db/db-row");
        var DB0 = new DBRow(name, 6 + 32 + 32 + 10, "{BlockNum:uint, Hash:hash, SumHash:hash, Reserve: arr10}");
        var DB3 = global.DApps.Accounts.DBAccountsHash;
        for (var num = 0; true; num++) {
            var Item = DB0.Read(num);
            if (!Item)
                break;
            Item.AccHash = Item.Hash;
            DB3.Write(Item);
        }
        global.ToLog("Finish updating " + name);
        DB0.Close();
        DB3.Close();
        global.UpdateMode = 0;
        fs.unlinkSync(fname);
    }
};

import '../core/db/db-row'
function ReWriteDBSmartWrite() {
    global.UpdateMode = 1;
    global.ToLog("Start ReWriteDBSmartWrite");
    for (var num = 0; true; num++) {
        var Item = global.DApps.Smart.DBSmart.Read(num);
        if (!Item)
            break;
        var Body = global.GetArrFromHex(GetBufferFromObject(Item, global.DApps.Smart.FORMAT_ROW, 20000, {}));
        if (Body.length > 15000)
            global.ToLog("Smart " + Item.Num + ". " + Item.Name + " length=" + Body.length);
        global.DApps.Smart.DBSmartWrite(Item);
    }
    global.ToLog("Finish ReWriteDBSmartWrite");
    global.DApps.Smart.DBSmart.Close();
    global.UpdateMode = 0;
};