sóng tăng đặt mua ở giá giảm 12.111553784 % 0.00000253<br>giá truy cập lớn hơn tickSize<p> giá pepe -2: 0.00000276</p><p> trang thai run-stop: [{"type":"UP","from_index":0,"to_index":367,"from_price":"0.00000373","to_price":"0.00000384","percent":"2.9490616600"},{"type":"DOWN","from_index":367,"to_index":2441,"from_price":"0.00000384","to_price":"0.00000344","percent":"10.4166666600"},{"type":"UP","from_index":2441,"to_index":3228,"from_price":"0.00000344","to_price":"0.00000376","percent":"9.3023255800"},{"type":"DOWN","from_index":3228,"to_index":19310,"from_price":"0.00000376","to_price":"0.00000285","percent":"24.2021276500"},{"type":"UP","from_index":19310,"to_index":19431,"from_price":"0.00000285","to_price":"0.00000312","percent":"9.4736842100"},{"type":"DOWN","from_index":19431,"to_index":22363,"from_price":"0.00000312","to_price":"0.00000251","percent":"19.5512820500"},{"type":"UP","from_index":22363,"to_index":24827,"from_price":"0.00000251","to_price":"0.00000289","percent":"15.1394422300"}]</p><p>giá hiện tại: 0.00000277</p><p>cho phép truy cập giá đặt bán: 0.00000430</p><p> Số dư pepe: 93627209.23</p><p>so dư usdt: 0.02631681</p><div id="hienthilolai">[{"type":"DOWN","from_index":0,"to_index":813,"from_price":"0.00000361","to_price":"0.00000341","percent":"5.5401662000"},{"type":"UP","from_index":813,"to_index":1473,"from_price":"0.00000341","to_price":"0.00000360","percent":"5.5718475000"},{"type":"DOWN","from_index":1473,"to_index":2825,"from_price":"0.00000360","to_price":"0.00000328","percent":"8.8888888800"},{"type":"UP","from_index":2825,"to_index":6579,"from_price":"0.00000328","to_price":"0.00000348","percent":"6.0975609700"},{"type":"DOWN","from_index":6579,"to_index":10571,"from_price":"0.00000348","to_price":"0.00000304","percent":"12.6436781600"},{"type":"UP","from_index":10571,"to_index":11213,"from_price":"0.00000304","to_price":"0.00000325","percent":"6.9078947300"},{"type":"DOWN","from_index":11213,"to_index":12166,"from_price":"0.00000325","to_price":"0.00000285","percent":"12.3076923000"},{"type":"UP","from_index":12166,"to_index":12287,"from_price":"0.00000285","to_price":"0.00000312","percent":"9.4736842100"},{"type":"DOWN","from_index":12287,"to_index":13867,"from_price":"0.00000312","to_price":"0.00000268","percent":"14.1025641000"},{"type":"UP","from_index":13867,"to_index":14297,"from_price":"0.00000268","to_price":"0.00000283","percent":"5.5970149200"},{"type":"DOWN","from_index":14297,"to_index":14454,"from_price":"0.00000283","to_price":"0.00000263","percent":"7.0671378000"},{"type":"UP","from_index":14454,"to_index":14502,"from_price":"0.00000263","to_price":"0.00000280","percent":"6.4638783200"},{"type":"DOWN","from_index":14502,"to_index":14639,"from_price":"0.00000280","to_price":"0.00000260","percent":"7.1428571400"},{"type":"UP","from_index":14639,"to_index":14733,"from_price":"0.00000260","to_price":"0.00000278","percent":"6.9230769200"},{"type":"DOWN","from_index":14733,"to_index":15219,"from_price":"0.00000278","to_price":"0.00000251","percent":"9.7122302100"},{"type":"UP","from_index":15219,"to_index":17683,"from_price":"0.00000251","to_price":"0.00000289","percent":"15.1394422300"},{"type":"DOWN","from_index":17683,"to_index":20223,"from_price":"0.00000289","to_price":"0.00000269","percent":"6.9204152200"}]</div><div 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html>
<html lang="en">
<meta name="csrf-token" id="token" content="XHCgFHX30MKgKSyv2hPJVHizBUIsBEnM1Uluv9Sn" > 
  <meta charset="UTF-8">
<script>
    const url_post='https://tonytoc.io.vn/bom/post/thong-tin-san';
    const kt_san ="https://tonytoc.io.vn/bom/post/kt-san";
    const find_gd="https://tonytoc.io.vn/bom/post/find-giao-dich";
    const post_gd="https://tonytoc.io.vn/bom/post/giao-dich";
    const cac_san="https://tonytoc.io.vn/bom/get/cac-san";

     const ma_coin_moi = "https://tonytoc.io.vn/api/bang/ngay";
    // const ma_coin_moi="https://chemhack.io.vn/api/bang/ngay";
    console.log(ma_coin_moi);
</script>

<script src="https://cdn.jsdelivr.net/npm/big.js@6.2.1/big.min.js"></script>
<script>
function findWaves2(data, scale = 10) {

    Big.DP = scale;  // số chữ số sau dấu phẩy
    Big.RM = 1;      // làm tròn xuống giống bcscale

    const waves = [];
    const n = data.length;
    if (n < 2) return waves;

    const upThreshold = new Big(5);
    const downThreshold = new Big(3);

    let startIndex = 0;
    let startPrice = new Big(data[0]);

    let extremeIndex = 0;
    let extremePrice = new Big(data[0]);

    let mode = null;

    for (let i = 1; i < n; i++) {

        const current = new Big(data[i]);

        // =========================
        // CHƯA CÓ HƯỚNG
        // =========================
        if (mode === null) {

            if (current.gt(extremePrice)) {
                mode = 'up';
                extremePrice = current;
                extremeIndex = i;
            }
            else if (current.lt(extremePrice)) {
                mode = 'down';
                extremePrice = current;
                extremeIndex = i;
            }

            continue;
        }

        // =========================
        // ĐANG UP
        // =========================
        if (mode === 'up') {

            if (current.gt(extremePrice)) {
                extremePrice = current;
                extremeIndex = i;
            }

            const drop = extremePrice
                .minus(current)
                .div(extremePrice)
                .times(100);

            if (drop.gte(downThreshold)) {

                const percent = extremePrice
                    .minus(startPrice)
                    .div(startPrice)
                    .times(100);

                waves.push({
                    type: 'UP',
                    from_index: startIndex,
                    to_index: extremeIndex,
                    from_price: startPrice.toString(),
                    to_price: extremePrice.toString(),
                    percent: percent.toFixed(scale)
                });

                startIndex = extremeIndex;
                startPrice = extremePrice;

                extremeIndex = i;
                extremePrice = current;

                mode = 'down';
            }
        }

        // =========================
        // ĐANG DOWN
        // =========================
        else {

            if (current.lt(extremePrice)) {
                extremePrice = current;
                extremeIndex = i;
            }

            const rise = current
                .minus(extremePrice)
                .div(extremePrice)
                .times(100);

            if (rise.gte(upThreshold)) {

                const percent = startPrice
                    .minus(extremePrice)
                    .div(startPrice)
                    .times(100);

                waves.push({
                    type: 'DOWN',
                    from_index: startIndex,
                    to_index: extremeIndex,
                    from_price: startPrice.toString(),
                    to_price: extremePrice.toString(),
                    percent: percent.toFixed(scale)
                });

                startIndex = extremeIndex;
                startPrice = extremePrice;

                extremeIndex = i;
                extremePrice = current;

                mode = 'up';
            }
        }
    }

    // =========================
    // CHỐT SÓNG CUỐI
    // =========================
    if (extremeIndex !== startIndex) {

        let percent;

        if (mode === 'up') {

            percent = extremePrice
                .minus(startPrice)
                .div(startPrice)
                .times(100);

            waves.push({
                type: 'UP',
                from_index: startIndex,
                to_index: extremeIndex,
                from_price: startPrice.toString(),
                to_price: extremePrice.toString(),
                percent: percent.toFixed(scale)
            });
        }
        else {

            percent = startPrice
                .minus(extremePrice)
                .div(startPrice)
                .times(100);

            waves.push({
                type: 'DOWN',
                from_index: startIndex,
                to_index: extremeIndex,
                from_price: startPrice.toString(),
                to_price: extremePrice.toString(),
                percent: percent.toFixed(scale)
            });
        }
    }

    return waves;
}
function findWaves(data, scale = 10, dinh_dinh = 7, day_day = 7) {

    Big.DP = scale;
    Big.RM = 1;

    const waves = [];
    const n = data.length;
    if (n < 2) {
        return { waves: [], remainData: data };
    }

    let dinh=Number(dinh_dinh);
    let day=Number(day_day);
    const upThreshold = new Big(dinh);
    const downThreshold = new Big(day);

    let startIndex = 0;
    let startPrice = new Big(data[0]);

    let extremeIndex = 0;
    let extremePrice = new Big(data[0]);

    let mode = null;

    for (let i = 1; i < n; i++) {

        const current = new Big(data[i]);

        if (mode === null) {

            if (current.gt(extremePrice)) {
                mode = 'up';
                extremePrice = current;
                extremeIndex = i;
            }
            else if (current.lt(extremePrice)) {
                mode = 'down';
                extremePrice = current;
                extremeIndex = i;
            }

            continue;
        }

        if (mode === 'up') {

            if (current.gt(extremePrice)) {
                extremePrice = current;
                extremeIndex = i;
            }

            const drop = extremePrice
                .minus(current)
                .div(extremePrice)
                .times(100);

            if (drop.gte(downThreshold)) {

                const percent = extremePrice
                    .minus(startPrice)
                    .div(startPrice)
                    .times(100);

                waves.push({
                    type: 'UP',
                    from_index: startIndex,
                    to_index: extremeIndex,
                    from_price: startPrice.toString(),
                    to_price: extremePrice.toString(),
                    percent: percent.toFixed(scale)
                });

                startIndex = extremeIndex;
                startPrice = extremePrice;

                extremeIndex = i;
                extremePrice = current;

                mode = 'down';
            }
        }
        else {

            if (current.lt(extremePrice)) {
                extremePrice = current;
                extremeIndex = i;
            }

            const rise = current
                .minus(extremePrice)
                .div(extremePrice)
                .times(100);

            if (rise.gte(upThreshold)) {

                const percent = startPrice
                    .minus(extremePrice)
                    .div(startPrice)
                    .times(100);

                waves.push({
                    type: 'DOWN',
                    from_index: startIndex,
                    to_index: extremeIndex,
                    from_price: startPrice.toString(),
                    to_price: extremePrice.toString(),
                    percent: percent.toFixed(scale)
                });

                startIndex = extremeIndex;
                startPrice = extremePrice;

                extremeIndex = i;
                extremePrice = current;

                mode = 'up';
            }
        }
    }

    // CHỐT SÓNG CUỐI (giữ nguyên nếu bạn vẫn muốn)
    if (extremeIndex !== startIndex) {

        let percent;

        if (mode === 'up') {
            percent = extremePrice
                .minus(startPrice)
                .div(startPrice)
                .times(100);

            waves.push({
                type: 'UP',
                from_index: startIndex,
                to_index: extremeIndex,
                from_price: startPrice.toString(),
                to_price: extremePrice.toString(),
                percent: percent.toFixed(scale)
            });
        }
        else {
            percent = startPrice
                .minus(extremePrice)
                .div(startPrice)
                .times(100);

            waves.push({
                type: 'DOWN',
                from_index: startIndex,
                to_index: extremeIndex,
                from_price: startPrice.toString(),
                to_price: extremePrice.toString(),
                percent: percent.toFixed(scale)
            });
        }
    }

    // =========================
    // XỬ LÝ PHẦN DƯ
    // =========================

    if (waves.length === 0) {
        return {
            waves: [],
            remainData: data
        };
    }

    const lastWave = waves[waves.length - 1];
    const remainData = data.slice(lastWave.to_index);

    return {
        waves,
        remainData
    };
}
// giả lập mua bán theo tăng giảm phần trăm lớn
function backtestFull(data, config = {}) {

    let {
        von_bd = 1000,
        percent_trigger = 3,   // % đặt lệnh mua thấp hơn
        tp = 1,                // % chốt lời
        ti_le_mua = 1        // mỗi lệnh dùng bao nhiêu vốn
    } = config;

    let von = von_bd;

    let lenh_mua = []; // lệnh chờ mua
    let lenh_ban = []; // lệnh đã mua → chờ bán

    let lichsu = [];

    for (let i = 1; i < data.length; i++) {

        let gia = data[i];
        let gia_truoc = data[i - 1];

        let thaydoi = ((gia - gia_truoc) / gia_truoc) * 100;

        // ======================
        // 1. ĐẶT LỆNH MUA (LIMIT)
        // ======================
        if (Math.abs(thaydoi) >= percent_trigger) {

            let tien = von * ti_le_mua;

            if (tien > 0) {

                // 🔥 FIX QUAN TRỌNG: đặt thấp hơn giá hiện tại
                let gia_dat_mua = gia * (1 - percent_trigger / 100);

                lenh_mua.push({
                    gia_mua: gia_dat_mua,
                    tien: tien
                });

                lichsu.push(`ĐẶT MUA ${gia_dat_mua.toFixed(2)}`);
            }
        }

        // ======================
        // 2. KHỚP LỆNH MUA
        // ======================
        for (let j = lenh_mua.length - 1; j >= 0; j--) {

            if (gia <= lenh_mua[j].gia_mua && von >= lenh_mua[j].tien) {

                let so_luong = lenh_mua[j].tien / gia;

                let gia_ban = gia * (1 + tp / 100);

                lenh_ban.push({
                    gia_mua: gia,
                    so_luong: so_luong,
                    gia_ban: gia_ban
                });

                von -= lenh_mua[j].tien;

                lichsu.push(`KHỚP MUA ${gia.toFixed(2)} → TP ${gia_ban.toFixed(2)}`);

                lenh_mua.splice(j, 1);
            }
        }

        // ======================
        // 3. KHỚP LỆNH BÁN
        // ======================
        for (let j = lenh_ban.length - 1; j >= 0; j--) {

            if (gia >= lenh_ban[j].gia_ban) {

                let tien_ban = lenh_ban[j].so_luong * gia;

                von += tien_ban;

                lichsu.push(`KHỚP BÁN ${gia.toFixed(2)}`);

                lenh_ban.splice(j, 1);
            }
        }
    }

    // ======================
    // 4. TÍNH TỔNG TÀI SẢN
    // ======================
    let tong = von;

    for (let l of lenh_ban) {
        tong += l.so_luong * data[data.length - 1];
    }

    return {
        von_ban_dau: von_bd,
        von_cuoi: tong,
        loi_nhuan: tong - von_bd,
        so_lenh_mua_cho: lenh_mua.length,
        so_lenh_dang_giu: lenh_ban.length,
        lichsu
    };
}
function buildFilteredData(data, scale = 10) {

    const { waves } = findWaves(data, scale);

    let result = [];

    for (let w of waves) {

        const from = w.from_index;
        const to = w.to_index;

        const startPrice = parseFloat(data[from]);
        const endPrice = parseFloat(data[to]);

        const percent = parseFloat(w.percent);

        // =========================
        // 1. XỬ LÝ UP
        // =========================
        if (w.type === "UP") {

            if (percent > 6) {

                // 🔥 tìm điểm đạt đúng 6%
                for (let i = from; i <= to; i++) {

                    const current = parseFloat(data[i]);

                    const p = ((current - startPrice) / startPrice) * 100;

                    if (p >= 6) {
                        // cắt tới đây thôi
                        result = result.concat(data.slice(from, i + 1));
                        break;
                    }
                }

            } else if (percent > 0) {
                // UP nhưng < 6 → bỏ (theo yêu cầu mới)
                continue;
            }
        }

        // =========================
        // 2. XỬ LÝ DOWN
        // =========================
        else if (w.type === "DOWN") {

            if (percent > 3.5) {
                // lấy hết sóng giảm
                result = result.concat(data.slice(from, to + 1));
            }
        }
    }

    // =========================
    // 3. CHUYỂN VỀ STRING
    // =========================
    return result.map(v => v.toString());
}

function backtest(data, config) {
  let balance = 300;
  let position = null;
  let entry = 0;
  let trades = [];

  for (let i = 0; i < data.length; i++) {
    let d = data[i];
    let percent = parseFloat(d.percent);

    // ===== ENTRY =====
    if (!position) {
      if (d.type === "DOWN" && percent >= config.downEntry) {
        position = "LONG";
        entry = parseFloat(d.to_price);
      }

      if (d.type === "UP" && percent >= config.upEntry) {
        position = "SHORT";
        entry = parseFloat(d.to_price);
      }
    }

    // ===== EXIT =====
    else {
      let current = parseFloat(d.to_price);
      let change =
        position === "LONG"
          ? ((current - entry) / entry) * 100
          : ((entry - current) / entry) * 100;

      if (change >= config.tp) {
        let profit = balance * (config.tp / 100);
        balance += profit;

        trades.push({ result: "TP", profit });
        position = null;
      }

      else if (change <= -config.sl) {
        let loss = balance * (config.sl / 100);
        balance -= loss;

        trades.push({ result: "SL", loss });
        position = null;
      }
    }
  }

  return {
    finalBalance: balance.toFixed(2),
    trades
  };
}

function runStrategy(data, config) {
    const {
        entryDrop = 7,     // % giảm để vào lệnh
        takeProfit = 7,    // % hồi để bán
        capital = 500,     // vốn ban đầu
        fee = 0            // phí (vd: 0.1 = 0.1%)
    } = config;

    let currentCapital = capital;
    let trades = [];

    for (let i = 0; i < data.length; i++) {
        const item = data[i];

        // chỉ xử lý đoạn DOWN
        if (item.type === "DOWN") {
            const drop = parseFloat(item.percent);
            const peakPrice = parseFloat(item.from_price);

            // đủ điều kiện vào lệnh
            if (drop >= entryDrop) {

                const d = drop / 100;

                // giá mua (đỉnh giảm entryDrop %)
                const buyPrice = peakPrice * (1 - entryDrop / 100);

                // giá đáy
                const bottomPrice = peakPrice * (1 - d);

                // giá bán
                const sellPrice = bottomPrice * (1 + takeProfit / 100);

                // lợi nhuận %
                let profitPercent = (sellPrice / buyPrice - 1);

                // trừ phí 2 chiều (mua + bán)
                profitPercent -= (fee / 100) * 2;

                // cập nhật vốn (lãi kép)
                const newCapital = currentCapital * (1 + profitPercent);

                trades.push({
                    drop,
                    buyPrice,
                    sellPrice,
                    lai_x: profitPercent * 100,
                    tien_mua: currentCapital,
                    tien_sau: newCapital
                });

                currentCapital = newCapital;
            }
        }
    }

    return {
        von: capital,
        von_sau: currentCapital,
        loi_nhuan: currentCapital - capital,
        phan_tram_lai: ((currentCapital / capital - 1) * 100),
        so_lan: trades.length,
        trades
    };
}

</script><script>
// post fetch
async function post_data(url,data){

const res=  await fetch(url,{
      method:"POST",
      headers:{
          "Content-Type": "application/json",
          'X-CSRF-TOKEN': token
      },
      body: JSON.stringify(data)
  });

  if (!res.ok) {
    return []; // Hoặc bạn có thể ném một lỗi ở đây
  }
  const res_data1 = await res.json();
  return res_data1;

}
// get fetch
async function get_data(url,sole=1){
    const response = await fetch(url,{
        method: 'GET',
        mode: 'cors', // Đặt mode thành 'cors'
    });
    if (!response.ok) {
      return []; // Hoặc bạn có thể ném một lỗi ở đây
    }
    const data1 = await response.json();
    console_log(data1,sole);
    return data1;

}

async function get_http(url,sole=1){
    let link=tony_get_http+"?url="+url;
   let data= get_data(link,sole);
   return data;
}
// console.log(data1)
function console_log(data,dk=1){
    if(dk>1) console.log(data);
    else return false;
}
// sap xep json
function xap_xep(mang,tt=1,sole){
    let mang1=Object.entries(mang);
    if(tt>1){
        mang1.sort(function(a,b){
        return a[1]- b[1];
    });
    }
    else {
        mang1.sort(function(a,b){
        return b[1]- a[1];
    });
    }

    mang2=Object.fromEntries(mang1);
    console_log(mang2,sole);
    return mang2;
}

// doi tu timestemp sang  gio phut giay
function doi_gio(time,sole=1){
    let d=new Date(time);
    let thoi_gian=d.getDate()+"-"+ (1+d.getMonth()) +" || "+d.getHours()+":"+d.getMinutes()+":"+d.getSeconds();
    console_log(thoi_gian,sole);
    return thoi_gian;
}

// form
function get_data_form(id,name_input,sole=1){
    let id_form=document.getElementById(id);
    let data_form= new FormData(id_form);
        data_form=data_form.getAll(name_input);
        console_log(data_form,sole);
    return data_form;
}
// chen data vao input
function data_to_input(data,id){
    document.getElementById(id).value=data;
}
// chen data vao the tag div
function data_to_tag(data,id,cong=1){
    if(cong >1) document.getElementById(id).innerHTML +=data;
    else document.getElementById(id).innerHTML=data;
}
// get data from input
function get_data_from_input(id){
    let d=document.getElementById(id).value;
    return d;
}
// kiem tra string laf so hay khong 
function isNumber(str) {
  return !isNaN(str);
}
// chuyen string sang json de  hien thi
function str_json(str,val=0){
    let kq={};
    let dau_vao=str.split(",");
    dau_vao=dau_vao.sort();
    for(let x of dau_vao){
        if(x=="") continue;
        kq[x]=val;
    }
    return JSON.stringify(kq);
}
function end_start(vl){
    let ma_coin=get_data_from_input("res_data_csdl");
    ma_coin=ma_coin.split(",");
    let kq="";
    let vl2=vl.toUpperCase();
    for(let m of ma_coin){

        if(m.startsWith(vl) || m.endsWith(vl) || m.startsWith(vl2) || m.endsWith(vl2)){
            kq +=m+",";
        }
        
    }
    console.log(kq);
    data_to_input(kq,"res_data_0");
    
}

function tim_ma_coin(){
    let text="";
    let san=get_data_from_input("san");
    let ma_coin=get_data_from_input("end_start");
    let d1_data_2=get_data_from_input("d1_data");
    let d1_link_all=get_data_from_input("link_all");
        d1_link_all=JSON.parse(d1_link_all);
        let d1_data=d1_link_all.dt.d2;
        if(d1_data_2) d1_data=d1_data_2;
        d1_link_all=d1_link_all.dt.d1;
    let data=get_data_from_input("res_data_csdl");
      data=JSON.parse(data);
    
    if(d1_link_all){
        data= data[d1_link_all];
    }
    if(san =="hitbtc" || san=="fmfw" || san=="kraken" || san=="bydfi") data=Object.keys(data);
 //   console.log(data)
    for(let i of data){

        //console.log(i)
        if(d1_data){
            if(san=="binance_tr"){
                i[d1_data] = i[d1_data].replace('_','');
        }
            text +=i[d1_data]+",";
        }
        else{
            text+=i+",";
        }
    }
    data_to_input(text,"res_data_csdl");
    end_start(ma_coin);
}

function sap_xep_giao_dich(){
    let text="";
    let dt=get_data_from_input("coin_of_san_gd");
    dt2=JSON.parse(dt);
   let xong= xap_xep(dt2);
   let xong_key=Object.keys(xong);
    for(let i in xong_key){
        text +=xong_key[i]+',';
    }

   data_to_input(JSON.stringify(xong),"res_data_csdl");
   data_to_input(text,"res_data_0");

 }

 // chuyen json 
function chuyen_sang_json(dt=""){
    let data=get_data_from_input("res_data_0");

   
    if(dt){
        data=dt;
    let kq=str_json(data,1);
    return kq;
    } 
    let kq=str_json(data,1);
    data_to_input(kq,"res_data_csdl");

    let san=get_data_from_input("san");
    data_to_input(kq,"coin_of_san_gd");
    data_to_input(san,"san_gd");
    data_to_input(0,"id_gd");
   // console.log(kq);

}
 // lay ma coin tu json
 function key_of_json(){
    let d=get_data_from_input("res_data_csdl");
    let l=JSON.parse(d);
    let key=Object.keys(l);
    text="";
    for(let i of key){
        text +=i+",";
    }
    data_to_input(text,"res_data_0");
    return text;
 }
 
</script><style>
body{
    overflow-x: hidden;
    width: 99.99%;
    margin: auto;
}
    .form_thong_tin_sandbox{
        width: 99%;
        margin: auto;
        display: flex;
    }
    .form_thong_tin_sandbox form{
        width: 49.9%;
        margin: auto;
    }
    .body_thong_tin{
        display: flex;
    }
    .col_3_7{
        flex-direction: column;
        overflow: hidden;
        
    }
    .col_3_7 div{
        height: 30px;
        text-transform: capitalize;
        padding: 3px;
        border-bottom: solid 1px #ccc;
        line-height: 30px;
        
    }
    .col_3_7 input[type="text"]{
        width: 99%;
        height: 100%;
        box-sizing: border-box;
        border:none ;
        border-bottom: solid 1px #6c3333 !important;
        border-radius:10px;
        padding-left: 5px;

    }
/* width */
    .width30{
        width: 30%;
    }
    .width70{
        width: 70%;
    }

    /* height */
    .height20{
        height: 20px;;
    }
    h1{
        color: brown;
    }
    .text_center{
        text-align: center;
    }
    .title{
        text-transform: capitalize;
    }
    .border{
        border:solid 1px #ccc;
    }
  .border_l{
        border-left:solid 1px #ccc;
    }
    .border_r{
        border-right:solid 1px #ccc;
    }
    .border_b{
        border-bottom:solid 1px #ccc;
    }
    .padding10{
        padding: 10px;
    }
    .div99{
        width: 99%;
        margin: auto;
    }
    textarea{
        width: 100%;
        height: auto;
        min-height: 100px;
        margin: auto;
        box-sizing: border-box;
    }
    .giao_dich{
        border-right: solid 1px #ccc;
    }
    .cac_san1{

    }
    .san_san{
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        height: auto !important;
        width: auto;
    }
    .cac_san{
        font-size: 25px;
        color: blue;
        text-decoration: underline;
        cursor: pointer;
        padding: 5px;
        border: solid 1px #ccc;
    }
</style><meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">
    <div id="hienthilolai">
</div>
<div class="form-container">

<form class="form-grid">

  <div class="form-group">
    <label for="von_bd">Vốn ban đầu</label>
    <input type="number" id="von_bd" value="500" step="100">
  </div>

  <div class="form-group">
    <label for="so_ngay">Số ngày</label>
    <input type="number" id="so_ngay" value="30">
  </div>

  <div class="form-group">
    <label for="chon_ngay_kiem_tra">Chọn ngày kiểm tra</label>
    <input type="date" id="chon_ngay_kiem_tra" value="">
  </div>

  <div class="form-group">
    <label for="bang">Tên bảng</label>
    <input type="text" id="bang" value="price">
  </div>

  <div class="form-group">
    <label for="phan_tram_lai"> lãi x (%)</label>
    <input type="text" id="phan_tram_lai" value="0.8" step="0.1">
  </div>

  <div class="form-group">
    <label for="phan_tram_giam"> giảm x (%) thì đặt lệnh mua</label>
    <input type="text" id="phan_tram_giam" value="0" step="0.1">
  </div>

  <div class="form-group">
    <label for="z_index_chen_tren">thời gian đợi bán (phút)</label>
    <input type="text" id="z_index_chen_tren" value="123">
  </div>

  <div class="form-group">
    <label for="thoi_gian_cho_mua">Thời gian chờ mua (phút)</label>
    <input type="text" id="thoi_gian_cho_mua" value="123">
  </div>

  <div class="form-group">
    <label for="phan_tram_giam_so_voi_day">đặt x % giảm so với hiện tại</label>
    <input type="text" id="phan_tram_giam_so_voi_day" value="0.5">
  </div>

  <div class="form-group">
    <label for="sl_trong_mang_gia">Số lượng phần tử liên tiếp trong mảng giá</label>
    <input type="text" id="sl_trong_mang_gia" value="2">
  </div>

    <div class="form-group">
    <label for="vtri_batdau">thời gian bắt đầu x phút </label>
    <input type="number" id="vtri_batdau" value="0">
  </div>

  <div class="form-group">
    <label for="dinh_dinh">đỉnh sóng % </label>
    <input type="number" id="dinh_dinh" value="7">
  </div>
      <div class="form-group">
    <label for="day_day">dáy sóng % </label>
    <input type="number" id="day_day" value="7">
  </div>

  <div class="button-group">
    <button type="button" class="button-primary" onclick="chay_thoi_nhe()">Chạy thử tìm kiếm</button>
    <button type="button" class="button-secondary" onclick="chay_thuat_toan()">Thử các thuật toán</button>
   <button type="button" class="button-secondary" onclick="tim_song()">tìm sóng thôi</button>
      <button type="button" class="button-secondary" onclick="gd_tim_song()">gd sóng</button>



  </div>

</form>
</div>
<script>
    var link_bang_ngay=ma_coin_moi;
    var  tong_usdt=0;
    var von={"mua":1,"usdt":1000,"gia_mua":0.0000001,"ban":0, "gia_ban": 0};// mua=1 la da mua.
    var caidat={"bang":"pepes","so_ngay":100,"phan_tram_lai":0.8,"phan_tram_giam":0,"sl_trong_mang_gia":2,"z_index_chen_tren":60,"thoi_gian_cho_mua":60,"phan_tram_giam_so_voi_day":0.8};
    var mangngay = [];
    var manggiacsdl=[];
    var mang_z_lai=[];
    var mang_z_lo=[];
    var z_index=0;
    var vtri_batdau=0;
    var giam_so_voi_day=0;// nếu tìm thấy đáy thì đặt lệnh mua giảm so với đáy
    var thoi_gian_cho_mua=0;// thời gian chờ mua sau khi thấy đáy
    var mang_thoi_gian=[];
    var doi=0;
    var doi2=60;
    var lailai=0;
function taoMangNgay(soLuongNgay) {
    mangngay=[];
    for (let i = 0; i < soLuongNgay; i++) {
        const ngay = new Date();
        // Trừ đi i ngày so với hiện tại
        ngay.setDate(ngay.getDate() - i);
        
        // Định dạng thành YYYY-MM-DD
        const nam = ngay.getFullYear();
        const thang = String(ngay.getMonth() + 1).padStart(2, '0'); // Tháng trong JS từ 0-11
        const ngayDinhDang = String(ngay.getDate()).padStart(2, '0');
        
        mangngay.push(`${nam}-${thang}-${ngayDinhDang}`);
    }
        mangngay.reverse(); // Đảo ngược để có thứ tự từ ngày cũ đến ngày mới   
    return mangngay;
}
// làm tròn giá bán
function calcPriceWithPercent(price, percent, tickSize, side = "sell") {

  // 1️⃣ Tính giá sau khi tăng %
  const rawPrice = price * (1 + percent / 100);

  // 2️⃣ Xác định số chữ số thập phân theo tickSize
  const precision = Math.round(Math.log10(1 / tickSize));

  let finalPrice;

  // 3️⃣ Làm tròn theo loại lệnh

    // SELL → làm tròn lên
    finalPrice = Math.floor(rawPrice / tickSize) * tickSize;

  // 4️⃣ Trả về number chuẩn
  return Number(finalPrice.toFixed(precision));
}

// hàm giao dịch thực tế
function findDropSegmentsChain(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  recoveryPercent = 1.1
) {
  const trades = [];
  let i = 0;

  while (i + windowSize + 1 < prices.length) {
    let found = false;

    for (let start = i; start + windowSize + 1 < prices.length; start++) {
      const segment = prices.slice(start, start + windowSize);

      const maxPrice = Math.max(...segment);
      const minPrice = Math.min(...segment);
      const firstPrice = segment[0];
      const lastPrice = segment[segment.length - 1];

      // Đáy phải ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ✅ MUA
      const buyIndex = start + windowSize;
      const buyPrice = prices[buyIndex];
      const targetPrice = buyPrice * (1 + recoveryPercent / 100);

      let sellIndex = -1;
      let sellPrice = null;

      for (let j = buyIndex + 1; j < prices.length; j++) {
        if (prices[j] >= targetPrice) {
          sellIndex = j;
          sellPrice = targetPrice;
          break;
        }
      }

      // ❗ KHÔNG HỒI → BÁN Ở GIÁ CUỐI
      if (sellIndex === -1) {
        sellIndex = prices.length - 1;
        sellPrice = prices[sellIndex];
      }

      trades.push({
        startIndex: start,
        bottomIndex: start + windowSize - 1,
        buyIndex,
        sellIndex,
        buyPrice,
        sellPrice,
        hitTarget: sellPrice === targetPrice // optional
      });

      i = sellIndex;
      found = true;
      break;
    }

    if (!found) break;
  }

  console.log(trades);
  return trades;
}
// hàm giao dich chạy thủ thuật toán đang đúng
function findDropSegmentsChain23(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  recoveryPercent = 1.1
) {
  const trades = [];
  let i = 0;
  let max_arr=prices[0];
  let min_arr=prices[0];
  while (i + windowSize + 1 < prices.length) {
    let found = false;
    for (let start = i; start + windowSize + 1 < prices.length; start++) {
      const segment = prices.slice(start, start + windowSize);

      const maxPrice = Math.max(...segment);
      const minPrice = Math.min(...segment);
      const firstPrice = segment[0];
      const lastPrice = segment[segment.length - 1];

      // đáy phải ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ✅ MUA sau khi đáy xác nhận
      const buyIndex = start + windowSize;
      const buyPrice = prices[buyIndex];

      const targetPrice = buyPrice * (1 + recoveryPercent / 100);

      let sellIndex = -1;
      let sellPrice = targetPrice;


      for (let j = buyIndex + 1; j < prices.length; j++) {
        if (prices[j] >= targetPrice) {
          sellIndex = j;
          break;
        }
      }

      // 🔥 KHÔNG HỒI → BÁN Ở CUỐI DATA
      if (sellIndex === -1) {
        sellIndex = prices.length - 1;
        sellPrice = prices[sellIndex];

        trades.push({
          startIndex: start,
          bottomIndex: start + windowSize - 1,
          buyIndex,
          sellIndex,
          buyPrice,
          sellPrice,
          ban_lo:sellIndex-buyIndex
        });
        mang_z_lo.push(sellIndex-buyIndex);
        return trades; // hết data → kết thúc backtest
      }

      // ✅ BÁN ĐÚNG TARGET
      trades.push({
        startIndex: start,
        bottomIndex: start + windowSize - 1,
        buyIndex,
        sellIndex,
        buyPrice,
        sellPrice: targetPrice,
      });
      mang_z_lai.push(sellIndex-buyIndex);
      i = sellIndex;
      found = true;
      break;
    }

    if (!found) break;
  }

  return trades;
}
// đặt thêm chặn trên z đang đúng
function findDropSegmentsChain25(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  recoveryPercent = 1.1
) {
  const trades = [];
  let i = 0;

  while (i + windowSize + 1 < prices.length) {
    let found = false;

    for (let start = i; start + windowSize + 1 < prices.length; start++) {
      const segment = prices.slice(start, start + windowSize);

      const maxPrice = Math.max(...segment);
      const minPrice = Math.min(...segment);
      const firstPrice = segment[0];
      const lastPrice = segment[segment.length - 1];

      // đáy phải nằm ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ===== MUA =====
      const buyIndex = start + windowSize;
      const buyPrice = prices[buyIndex];

      let targetPrice = buyPrice * (1 + recoveryPercent / 100);
      let sellIndex = -1;
      let sellPrice = targetPrice;

      // ===== GIAI ĐOẠN 1: tìm target ban đầu trong 100 nến =====
      const maxLookAhead = z_index;
      const endCheck = Math.min(buyIndex + maxLookAhead, prices.length - 1);

      for (let j = buyIndex + 1; j <= endCheck; j++) {
        if (prices[j] >= targetPrice) {
          sellIndex = j;
          sellPrice = prices[sellIndex];
          break;
        }
      }

      // ===== GIAI ĐOẠN 2: không hồi → đặt target mới =====
      if (sellIndex === -1) {
        const slice = prices.slice(buyIndex + 1, endCheck + 1);
        const minPriceAfterBuy = Math.min(...slice);

        // target mới = đáy + 0.08%
        targetPrice = minPriceAfterBuy * 1.0008;

        for (let j = endCheck + 1; j < prices.length; j++) {
          if (prices[j] >= targetPrice) {
            sellIndex = j;
            sellPrice = prices[sellIndex];
            break;
          }
        }
      }

      // ===== VẪN KHÔNG BÁN ĐƯỢC → BÁN CUỐI DATA =====
      if (sellIndex === -1) {
        sellIndex = prices.length - 1;
        sellPrice = prices[sellIndex];

        trades.push({
          startIndex: start,
          bottomIndex: start + windowSize - 1,
          buyIndex,
          sellIndex,
          buyPrice,
          sellPrice,
          ban_lo: sellIndex - buyIndex
        });

        i = sellIndex;
        found = true;
        break;
      }

      // ===== BÁN THÀNH CÔNG =====
      trades.push({
        startIndex: start,
        bottomIndex: start + windowSize - 1,
        buyIndex,
        sellIndex,
        buyPrice,
        sellPrice,
      });

      i = sellIndex;
      found = true;
      break;
    }

    if (!found) break;
  }

  return trades;
}

// bám sát theo đáy đang xem xét
function findDropSegmentsChain24(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  profitPercent = 0.8,
) {
   waitBars = z_index; // chặn trên z
  const trades = [];
  let i = 0;

  while (i + windowSize + 1 < prices.length) {
    let found = false;

    for (let start = i; start + windowSize + 1 < prices.length; start++) {

      const segment = prices.slice(start, start + windowSize);

      const maxPrice = Math.max(...segment);
      const minPrice = Math.min(...segment);
      const firstPrice = segment[0];
      const lastPrice = segment[segment.length - 1];

      // đáy phải ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ===== MUA =====
      const buyIndex = start + windowSize;
      const buyPrice = prices[buyIndex];

      const target1 =
        buyPrice * (1 + profitPercent / 100);

      let sellIndex = -1;
      let sellPrice = -1;

      // ============================
      // GIAI ĐOẠN 1 – ĐỢI 40 NẾN
      // ============================

      const phase1End = Math.min(
        buyIndex + waitBars,
        prices.length - 1
      );

      for (let j = buyIndex + 1; j <= phase1End; j++) {
        if (prices[j] >= target1) {
          sellIndex = j;
          sellPrice = prices[j];

          trades.push({
            startIndex: start,
            bottomIndex: start + windowSize - 1,
            buyIndex,
            sellIndex,
            buyPrice,
            sellPrice,
          });

          i = sellIndex;
          found = true;
          break;
        }
      }

      if (found) break;

      // ============================
      // GIAI ĐOẠN 2 – THU HỒI VỐN
      // ============================

      let lowestSinceBuy = buyPrice;

      for (let j = phase1End + 1; j < prices.length; j++) {

        if (prices[j] < lowestSinceBuy) {
          lowestSinceBuy = prices[j];
        }

        const recoveryTarget =
          lowestSinceBuy * (1 + profitPercent / 100);

        if (prices[j] >= recoveryTarget) {
          sellIndex = j;
          sellPrice = prices[j];

          trades.push({
            startIndex: start,
            bottomIndex: start + windowSize - 1,
            buyIndex,
            sellIndex,
            buyPrice,
            sellPrice,
            ban_lo: sellIndex - buyIndex
          });

          i = sellIndex;
          found = true;
          break;
        }
      }

      if (found) break;

      // ===== KHÔNG HỒI LUÔN =====
      sellIndex = prices.length - 1;
      sellPrice = prices[sellIndex];

      trades.push({
        startIndex: start,
        bottomIndex: start + windowSize - 1,
        buyIndex,
        sellIndex,
        buyPrice,
        sellPrice,
        ban_lo: sellIndex - buyIndex
      });

      return trades; // hết data
    }

    if (!found) break;
  }

  return trades;
}

// đặt giá thấp hơn x% so với đáy
// bám sát theo đáy đang xem xét + LIMIT BUY
function findDropSegmentsChain22(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  profitPercent = 0.8,
     // thêm: đặt limit thấp hơn %
          // số nến chờ phase 1
) {
  var buyDipPercent = giam_so_voi_day; // đặt thấp hơn đáy 1%
  var waitBars = z_index;
  const trades = [];
  let i = 0;

  while (i + windowSize + 1 < prices.length) {
    let found = false;

    for (let start = i; start + windowSize + 1 < prices.length; start++) {

      const segment = prices.slice(start, start + windowSize);

      const maxPrice = Math.max(...segment);
      const minPrice = Math.min(...segment);
      const firstPrice = segment[0];
      const lastPrice = segment[segment.length - 1];

      // đáy phải ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ============================
      // ===== ĐẶT LIMIT BUY =====
      // ============================

      const buyLimitPrice = lastPrice * (1 - buyDipPercent / 100);
      let buyIndex = -1;

      for (let j = start + windowSize; j < prices.length; j++) {
        if (prices[j] < buyLimitPrice) {
          buyIndex = j;
          break;
        }
      }

      // nếu không khớp lệnh → bỏ trade này
      if (buyIndex === -1) continue;

      const buyPrice = prices[buyIndex];

      const target1 = buyPrice * (1 + profitPercent / 100);

      let sellIndex = -1;
      let sellPrice = -1;

      // ============================
      // GIAI ĐOẠN 1 – ĐỢI z_index NẾN
      // ============================

      const phase1End = Math.min(
        buyIndex + waitBars,
        prices.length - 1
      );

      for (let j = buyIndex + 1; j <= phase1End; j++) {
        if (prices[j] > target1) {
          sellIndex = j;
          sellPrice = prices[j];

          trades.push({
            startIndex: start,
            bottomIndex: start + windowSize - 1,
            buyIndex,
            sellIndex,
            buyPrice,
            sellPrice,
            gia_day:lastPrice,
            cho_mua:((buyIndex-(start + windowSize - 1))/60).toFixed(2)
          });

          i = sellIndex;
          found = true;
          break;
        }
      }

      if (found) break;

      // ============================
      // GIAI ĐOẠN 2 – THU HỒI VỐN
      // ============================

      let lowestSinceBuy = buyPrice;

      for (let j = phase1End + 1; j < prices.length; j++) {

        if (prices[j] < lowestSinceBuy) {
          lowestSinceBuy = prices[j];
        }

        const recoveryTarget =
          lowestSinceBuy * (1 + profitPercent / 100);

        if (prices[j] > recoveryTarget) {
          sellIndex = j;
          sellPrice = prices[j];

          trades.push({
            startIndex: start,
            bottomIndex: start + windowSize - 1,
            buyIndex,
            sellIndex,
            buyPrice,
            sellPrice,
            ban_lo: sellIndex - buyIndex,
            gia_day:lastPrice,
            cho_mua:((buyIndex-(start + windowSize - 1))/60).toFixed(2)
          });

          i = sellIndex;
          found = true;
          break;
        }
      }

      if (found) break;

      // ===== KHÔNG HỒI LUÔN =====
      sellIndex = prices.length - 1;
      sellPrice = prices[sellIndex];

      trades.push({
        startIndex: start,
        bottomIndex: start + windowSize - 1,
        buyIndex,
        sellIndex,
        buyPrice,
        sellPrice,
        ban_lo: sellIndex - buyIndex,
        gia_day:lastPrice
      });

      return trades; // hết data
    }

    if (!found) break;
  }

  return trades;
}

// thêm đợi thời gian đơi mua
function findDropSegmentsChain2(
  prices,
  windowSize = 200,
  minRangePercent = 3.5,
  minDownPercent = 3.5,
  profitPercent = 0.8,
         // chỉ chờ 100 nến để khớp lệnh
) {
  var buyDipPercent = giam_so_voi_day; // đặt thấp hơn đáy 1%
  var waitBars = z_index;
  var maxWaitBuy = thoi_gian_cho_mua // chờ mua trong 100 nến, nếu không khớp → bỏ đáy đó luôn
  const trades = [];
  var lo_lai=1;
  const len = prices.length;
  let tickSize = 0.00000001;
  let i = vtri_batdau;
  let soday_mua=0;
  let solan=0;
  let thang=0;
  let dat_mua_thanhcong=0;
  let index_mua=0;
  mang_thoi_gian=taoMangChiaDeu(len-1);
  while (i + windowSize + 1 < len) {

    let found = false;
    for (let start = i; start + windowSize + 1 < len; start++) {

      // ===============================
      // TÍNH MAX/MIN KHÔNG DÙNG SLICE
      // ===============================

      let maxPrice = prices[start];
      let minPrice = prices[start];

      for (let k = start + 1; k < start + windowSize; k++) {
        if (prices[k] > maxPrice) maxPrice = prices[k];
        if (prices[k] < minPrice) minPrice = prices[k];
      }

      const lastIndex = start + windowSize - 1;
      const lastPrice = prices[lastIndex];
      const firstPrice = prices[start];

      // đáy phải ở cuối window
      if (lastPrice !== minPrice) continue;

      const rangePercent = ((maxPrice - minPrice) / maxPrice) * 100;
      if (rangePercent < minRangePercent) continue;

      const downPercent = ((firstPrice - lastPrice) / firstPrice) * 100;
      if (downPercent < minDownPercent) continue;

      // ===============================
      // LIMIT BUY
      // ===============================

      let buyLimitPrice = lastPrice * (1 - buyDipPercent / 100);
      buyLimitPrice=Math.floor(buyLimitPrice / tickSize) * tickSize;
      buyLimitPrice = Number(buyLimitPrice.toFixed(8));
      let buyIndex = -1;
      
      const buySearchEnd = Math.min(
        lastIndex + maxWaitBuy,
        len - 1
      );
     // console.log("tong mang: "+len+ "<>dat mua:"+buyLimitPrice+"<> vi tri :"+lastIndex);
     let tim=0;
     let gia_mua=0;
      for (let j = lastIndex + 1; j <= buySearchEnd; j++) {
        
        if (prices[j] <= buyLimitPrice) {
            const tim_them = Math.min(
              j + 3800,
              buySearchEnd
            );
               let priceInt = Math.round(prices[j] / tickSize);
                let ssInt = priceInt - 2;
                let ss = ssInt * tickSize;
                ss = Number(ss.toFixed(8));
                solan++;
          for(let k=j+1;k<=tim_them;k++){
           if(ss>prices[k]){
              console.log("giá đặt mua:"+ss);
              dat_mua_thanhcong=1;
              index_mua=k;
              soday_mua++;
              buyIndex = k;
              gia_mua = ss;
              tim=k;
               console.log("mua xong :"+prices[k]);
                console.log({
                gia_ss:buyLimitPrice,
                gia_dat:gia_mua,
                gia_mua:prices[k],
                vtri_ss:lastIndex,
                doimua:(tim-j)/60 ,
                solan:solan,
                vtri_mua:k,
                firstPrice,
                lastPrice,
                rangePercent,
                 segment: prices.slice(lastIndex, buyIndex + 1),
                 max:Math.max(...prices.slice(lastIndex, buyIndex + 1)),
                 min:Math.min(...prices.slice(lastIndex, buyIndex + 1))
              });
              break;
            }
          }

          break ;
        }
      }
      if (buyIndex === -1) continue;
   

      //const buyPrice = prices[buyIndex];
      const buyPrice = gia_mua;
     // const target1 = buyPrice * (1 + profitPercent / 100);
      let target1 = calcPriceWithPercent(buyPrice, profitPercent, tickSize, "sell");
            target1=Math.floor(target1 / tickSize) * tickSize;
            target1 = Number(target1.toFixed(8));

      let sellIndex = -1;
      let sellPrice = -1;

      // ===============================
      // PHASE 1 – chờ waitBars nến
      // ===============================

      const phase1End = Math.min(
        index_mua + waitBars,
        len - 1
      );

      for (let j = index_mua + 1; j <= phase1End; j++) {
        if (prices[j]> target1 ) {
          sellIndex = j;
          sellPrice = target1;
          thang++;
          
          break;
        }
      }

      // ===============================
      // PHASE 2 – trailing recovery
      // ===============================

      if (sellIndex === -1) {

        let lowestSinceBuy = buyPrice;

        for (let j = phase1End + 1; j < len; j++) {

          if (prices[j] < lowestSinceBuy) {
            lowestSinceBuy = prices[j];
          }

         // const recoveryTarget = lowestSinceBuy * (1 + profitPercent / 100);
         let recoveryTarget = calcPriceWithPercent(lowestSinceBuy, profitPercent, tickSize, "sell");
            recoveryTarget=Math.floor(recoveryTarget / tickSize) * tickSize;
            tarrecoveryTargetget1 = Number(recoveryTarget.toFixed(8));
          if (prices[j] > recoveryTarget) {
            sellIndex = j;
            sellPrice = recoveryTarget;
            break;
          }
        }
      }

      // ===============================
      // KHÔNG HỒI → bán cuối data
      // ===============================

      if (sellIndex === -1) {
        sellIndex = len - 1;
        sellPrice = prices[sellIndex];
      }
      if(((buyIndex - lastIndex) / 60)<doi2){
        doi++;
        
        lailai+=(sellPrice - buyPrice)*100000000;
      
      }

      trades.push({
        bat_dau: mang_thoi_gian[i],//start,
        ket_thuc: mang_thoi_gian[lastIndex],
        mua_xong:mang_thoi_gian[index_mua],
        ban_xong:mang_thoi_gian[sellIndex],
        gia_htai: lastPrice,
        gia_dat:buyLimitPrice,
        mua:buyPrice,
        ban:sellPrice,
        gia_ban:prices[sellIndex],
        doi_ban: ((sellIndex - index_mua) / 60).toFixed(2),// đợi bán tính theo phút
        lo_lai:((sellPrice - buyPrice)*100000000).toFixed(1),
        doi_mua: ((index_mua - lastIndex) / 60).toFixed(2),// đợi mua tính theo phút
        tiep_theo:prices[sellIndex+1],
        soday:soday_mua,
        thang:thang,
        mua_thanhcong:dat_mua_thanhcong
         });

      i = sellIndex+1;
      found = true;
      break;
    }

    if (!found) break;
  }
  return trades;
}

function dem_lap_lai(arr){
  const count = {};

    arr.forEach(item => {
      if (count[item]) {
        count[item]++;
      } else {
        count[item] = 1;
      }
    });
  const sorted = Object.entries(count)
    .sort((a, b) => b[1] - a[1]);
    return sorted;
}

// tạo mảng thời gian trong ngày
function taoMangChiaDeu(soLuong) {// chia 1 ngày thành soLuong mốc thời gian đều nhau
  const result = [];

  const oneDayMs = 24 * 60 * 60 * 1000; // 1 ngày = 86400000 ms
  const step = oneDayMs / soLuong;      // khoảng cách giữa các mốc

  for (let i = 0; i < soLuong; i++) {
    const ms = i * step;
    const date = new Date(ms);

    const timeString =
      String(date.getUTCHours()).padStart(2, '0') + ':' +
      String(date.getUTCMinutes()).padStart(2, '0') + ':' +
      String(date.getUTCSeconds()).padStart(2, '0');

    result.push(timeString);
  }

  return result;
}
//mang_thoi_gian=taoMangChiaDeu(86400);

// mang giá
async function mang_gia(bang){
     let arr_price=[];
      for(let ngay of mangngay){
        let manggia=[];
        let link_ngay=link_bang_ngay.replace("bang",bang);
        let link_hoan_chinh=link_ngay.replace("ngay",ngay);
        let data=await get_data(link_hoan_chinh);
         data2=data.original[0];
         if (!data2 || Object.keys(data2).length === 0) {
            console.log("object rỗng");
            continue;
            }
        let dta2=JSON.parse(data2.data);
        if(bang=="shiba"){
            manggia = dta2
            .filter(item => item !== 7)   // xóa giá trị 7
            .map(Number);
        }
        else {
          manggia = dta2.map(Number);
        }

        arr_price.push(manggia);
      }

      return arr_price;
}

// lay data tu csdl thong qua mang ngay
async function lay_data_ngay2(bang){
    let ketqua=[];
    let dem=0;
    mang_z_lo=[];
    mang_z_lai=[];
    for(let ngay of mangngay){
        let link_ngay=link_bang_ngay.replace("bang",bang);
        let link_hoan_chinh=link_ngay.replace("ngay",ngay);
        let manggia=[];
        let data=await get_data(link_hoan_chinh);
            data2=data.original[0];
         if (!data2 || Object.keys(data2).length === 0) {
            console.log("object rỗng");
            continue;
            }
        let dta2=JSON.parse(data2.data);
        if(bang=="shiba"){
        manggia = dta2
        .filter(item => item !== 7)   // xóa giá trị 7
        .map(Number);
        }
        else {
          manggia = dta2.map(Number);
        }
          



    //    const drops = findDropSegments(manggia, caidat.sl_trong_mang_gia, caidat.phan_tram_giam, caidat.phan_tram_lai);
       // const chain = findDropSegmentsChain2(manggia, caidat.sl_trong_mang_gia, caidat.phan_tram_giam, caidat.phan_tram_giam, caidat.phan_tram_lai);
           // var caidat={"bang":"pepes","so_ngay":100,"phan_tram_lai":1.04,"phan_tram_giam":10,"sl_trong_mang_gia":500};
            const chain = findDropSegmentsChain2(manggia, caidat.sl_trong_mang_gia,caidat.phan_tram_giam, caidat.phan_tram_giam, caidat.phan_tram_lai);
            console.log(chain);
              for (let t of chain) {
                von.usdt *= (t.ban / t.mua) * 0.998;
              }
           //     console.log("Ngày", ngay, "→ USDT:", von.usdt.toFixed(2));
          // prices,
          // windowSize = 200,// 1 phút = 23 phần tử
          // minRangePercent = 3.5,//giá phải từng rơi xuống ít nhất 3.5% so với đỉnh cao nhất
          // minDownPercent = 3.5,//Giá cuối mảng phải thấp hơn giá đầu mảng ít nhất 3.5%
          // recoveryPercent = 1.1 // phàn trăm tăng lợi nhuận tăng 1%

      //  console.log("Ngày: "+ngay +" || tong mang ="+manggia.length);


            dem=dem+chain.length;
           document.getElementById("hienthilolai").innerHTML += "Ngày: " + ngay + " || tong mang ="+manggia.length+ " | số lần " + chain.length + "<br>";

           document.getElementById("hienthilolai").innerHTML +=JSON.stringify(von) + "<br>";
             if(chain.length >0) {
              document.getElementById("hienthilolai").innerHTML +=JSON.stringify(chain) + "<br>";

           }
          //  console.log(chain);

      //  console.log(von);
        // if(drops.length >0) {
        //    // console.log("Ngày: " + ngay);
        //     // console.log(drops);
        //      dem=dem+drops.length;
        //      // console.log(von);
          //   document.getElementById("hienthilolai").innerHTML += "Ngày: " + ngay + " || tong mang ="+manggia.length+ "<br>";
          //    document.getElementById("hienthilolai").innerHTML +=JSON.stringify(von) + "<br>";

        // }
      
      //  console.log(manggia);

    }
   // console.log("Tổng số ngày có giảm: "+dem);
   let von_bd=document.getElementById("von_bd").value;
   let phan_tram_lai=document.getElementById("phan_tram_lai").value;
    document.getElementById("hienthilolai").innerHTML += "Tổng số ngày có giảm: "+dem + "<br>";
    document.getElementById("hienthilolai").innerHTML += "Tổng số tiền sau cùng: "+von.usdt.toFixed(2)+ "<br>";
    mang_z_lo.sort((a,b)=>a-b);
    mang_z_lai.sort((a,b)=>a-b);
    let cat_z_lo=mang_z_lo.slice(0,100);
    let cat_z_lai=mang_z_lai.slice(0,100);
    let dem_z_lo=dem_lap_lai(mang_z_lo);
    let dem_z_lai=dem_lap_lai(mang_z_lai);
    document.getElementById("hienthilolai").innerHTML += "z lo lặp lại nhat la : "+JSON.stringify(dem_z_lo)+ "<br>";
    document.getElementById("hienthilolai").innerHTML += "z lai lặp lại nhat la : "+JSON.stringify(dem_z_lai)+ "<br>";
}
//lay_data_ngay(360,"pepes");

function lay_data_ngay(price,von_bd) {
    let von = { usdt: von_bd };
    let peak = von_bd;
    let max_drawdown = 0;

    const trades = findDropSegmentsChain(price, caidat.sl_trong_mang_gia, caidat.phan_tram_giam, caidat.phan_tram_giam, caidat.phan_tram_lai);

    for (const t of trades) {
      von.usdt *= (t.sellPrice / t.buyPrice) * 0.998;

      if (von.usdt > peak) peak = von.usdt;

      const dd = ((peak - von.usdt) / peak) * 100;
      if (dd > max_drawdown) max_drawdown = dd;
    }

    return {
      von_cuoi: von.usdt,
      so_lenh: trades.length,
      max_drawdown: +max_drawdown.toFixed(2)
    };
}
// tìm giao dich song toi uu
// thuat toán tim kiem số tối ưu chạy thử với nhiều tham số khác nhau
// lay data tu csdl thong qua mang ngay
 function tim_so_toi_uu(bang,tk_so){
    let vom_bd=Number(document.getElementById("von_bd").value);
    let chain=[];
      for(let mgia of manggiacsdl){
          let  chain2 = findDropSegmentsChain2(mgia, tk_so.sl_gia_trong_mang,tk_so.phan_tram_giam, tk_so.phan_tram_giam, tk_so.phan_tram_lai);
           chain=chain.concat(chain2);
      }
            for (let t of chain) {
                vom_bd *= (t.ban / t.mua) * 0.998;
              }

    return vom_bd;
    
}
 /*
 async function chay_thoi(){
    document.getElementById("hienthilolai").innerHTML ="";
    let so_ngay=document.getElementById("so_ngay").value;
    let bang=document.getElementById("bang").value;
    let von_bd=document.getElementById("von_bd").value;
    caidat.so_ngay=Number(so_ngay);
    caidat.bang=bang;
    const SL_mang_LIST = [2,3,4,5,6,7,8,9,10,15,20,25,30,35,40,45,50];
    const phan_tram_giam_so_voi_day_list=[0,0.2,0.4,0.6,0.8,1,1.2,1.4,1.6,1.8,2];
    const thoi_gian_cho_mua_list=[63,66,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,114,117,120,123,126,129,132,135,138,141,144,147,150];
    const z_index_list=[27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59];
    const GIAM_LIST = [0,0.2,0.4,0.6,0.8,1];
    const LAI_LIST = [0.4,0.5,0.6,0.7,0.8,0.9,1,1.1,1.2,1.3,1.4,1.5];
    
    mangngay=taoMangNgay(so_ngay);
    manggiacsdl=await mang_gia(bang);
    let ketQuaToanBo=[];
    let i=0;
     for (const sl of SL_LIST) {
        for (const giam of GIAM_LIST) {
          for (const lai of LAI_LIST) {
            von.usdt = Number(von_bd);
            caidat.sl_trong_mang_gia = sl;
            caidat.phan_tram_giam = giam;
            caidat.phan_tram_lai = lai;
            for(let price_arr of manggiacsdl){
              let result=lay_data_ngay(price_arr,von_bd);
                    ketQuaToanBo.push({
                      sl: i,
                      giam: caidat.phan_tram_giam,
                      lai: caidat.phan_tram_lai,
                      sl_mang_gia:sl,
                      von_cuoi: result.von_cuoi,
                      loi_nhuan: result.von_cuoi - von_bd,
                      ty_suat: (result.von_cuoi / von_bd - 1) * 100,
                      so_lenh: result.so_lenh,
                      max_drawdown: result.max_drawdown
                    });
                    i++;
            }
          }
        }
      }
         
          ketQuaToanBo.sort((a,b)=>b.so_lenh-a.so_lenh);
          let segment = ketQuaToanBo.slice(0,150);
          document.getElementById("hienthilolai").innerHTML +=JSON.stringify(segment) + "<br>";

           console.log(segment);
}
*/
// tim số tôi ưu chạy thử với nhiều tham số khác nhau
async function chay_thoi(){
    document.getElementById("hienthilolai").innerHTML ="";
    let so_ngay=document.getElementById("so_ngay").value;
    let bang=document.getElementById("bang").value;
    let von_bd=document.getElementById("von_bd").value;
    caidat.so_ngay=Number(so_ngay);
    caidat.bang=bang;
    const SL_mang_LIST = [2,3,4,5,6,7,8,9,10,15,20,25,30,35,40,45,50];
    const phan_tram_giam_so_voi_day_list=[0,0.2,0.4,0.6,0.8,1,1.2,1.4,1.6,1.8,2];
    const thoi_gian_cho_mua_list=[63,66,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,114,117,120,123,126,129,132,135,138,141,144,147,150];
    const z_index_list=[27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59];
    const GIAM_LIST = [0,0.2,0.4,0.6,0.8,1];
    const LAI_LIST = [0.4,0.5,0.6,0.7,0.8,0.9,1,1.1,1.2,1.3,1.4,1.5];
    let thong_so={"sl_gia_trong_mang":2,"giam_so_voi_day":0.8,"tgian_cho_mua":60,"z_chan_tren":60,"phan_tram_giam":0,"phan_tram_lai":0.8};
    mangngay=taoMangNgay(so_ngay);
    manggiacsdl=await mang_gia(bang);
    let ketQuaToanBo=[];
    let i=0;
    for(let giam_day of phan_tram_giam_so_voi_day_list){
      thong_so.giam_so_voi_day=giam_day;
      giam_so_voi_day=thong_so.giam_so_voi_day;
      for(let cho_mua of thoi_gian_cho_mua_list){
          thong_so.tgian_cho_mua=cho_mua;
          thoi_gian_cho_mua=60*thong_so.tgian_cho_mua;
        for(let z_indexs of  z_index_list){
          thong_so.z_chan_tren=z_indexs;
          z_index=60*thong_so.z_chan_tren; // chặn trên z
          for(let giam of GIAM_LIST){
            thong_so.phan_tram_giam=giam;
              for(let lai of LAI_LIST){
                thong_so.phan_tram_lai=lai;
                for(let sl_gia_mang of SL_mang_LIST){
                    thong_so.sl_gia_trong_mang=sl_gia_mang;
                    let tim=tim_so_toi_uu(bang,thong_so);
                    let banSaoThongSo = { 
                      ...thong_so, 
                      usdt: tim 
                    };

                ketQuaToanBo.push(banSaoThongSo);
              }
              }
          }
        }
      }
    }
        ketQuaToanBo.sort((a,b)=>b.usdt-a.usdt);
          let segment = ketQuaToanBo.slice(0,30);
         document.getElementById("hienthilolai").innerHTML +=JSON.stringify(segment) + "<br>";

         //  console.log(segment);
}
// chạy thu trươc
async function chay_thuat_toan(){
  document.getElementById("hienthilolai").innerHTML ="";
    let so_ngay=document.getElementById("so_ngay").value;
    let bang=document.getElementById("bang").value;
    let phan_tram_lai=document.getElementById("phan_tram_lai").value;
    let phan_tram_giam=document.getElementById("phan_tram_giam").value;
    let sl_trong_mang_gia=document.getElementById("sl_trong_mang_gia").value;
    let von_bd=document.getElementById("von_bd").value;
    
    giam_so_voi_day=Number(document.getElementById("phan_tram_giam_so_voi_day").value);
    z_index=Number(document.getElementById("z_index_chen_tren").value)*60;
    thoi_gian_cho_mua=Number(document.getElementById("thoi_gian_cho_mua").value)*60;
    let chonngaykiemtra=document.getElementById("chon_ngay_kiem_tra").value;
     doi=0;
     doi2=60;
    lailai=0;
    if(chonngaykiemtra){
      mangngay=[];
      vtri_batdau=Number(document.getElementById("vtri_batdau").value);
      vtri_batdau=vtri_batdau*60;
      mangngay.push(chonngaykiemtra);
    }else{
      mangngay=[];
      mangngay=taoMangNgay(so_ngay);
    }
    //console.log(mangngay);
    //    console.log("z_index=",z_index);
    caidat.so_ngay=Number(so_ngay);
    caidat.bang=bang;
    caidat.sl_trong_mang_gia = Number(sl_trong_mang_gia);
    caidat.phan_tram_giam =Number(phan_tram_giam);
    caidat.phan_tram_lai = Number(phan_tram_lai);

    von.usdt = Number(von_bd);
    await lay_data_ngay2(bang);
                     
}

async function chay_thoi_nhe(){

    const output = document.getElementById("hienthilolai");
    output.innerHTML = "Đang tải dữ liệu...";

    let so_ngay = Number(document.getElementById("so_ngay").value);
    let bang = document.getElementById("bang").value;
    let von_bd = Number(document.getElementById("von_bd").value);

    // lấy dữ liệu nhập vào
    let phantramlai=document.getElementById("phan_tram_lai").value;
    let phantramgiam=document.getElementById("phan_tram_giam").value;
    let zchantren=document.getElementById("z_index_chen_tren").value;
    let thoigianchomua=document.getElementById("thoi_gian_cho_mua").value;
    let giamsovoiday=document.getElementById("phan_tram_giam_so_voi_day").value;
    let slgiatrongmang=document.getElementById("sl_trong_mang_gia").value;
    let chonngaykiemtra=document.getElementById("chon_ngay_kiem_tra").value;
    if(chonngaykiemtra){
      mangngay=[];
      mangngay.push(chonngaykiemtra);
    }else{
      mangngay=[];
      mangngay=taoMangNgay(so_ngay);
    }
   // console.log(mangngay);
    // load dữ liệu giá
    let manggiacsdl = await mang_gia(bang);
    
    const phan_tram_lai= phantramlai.split(",").map(x => Number(x.trim())); 
    const phan_tram_giam= phantramgiam.split(",").map(x => Number(x.trim())); 
    const z_chan_tren= zchantren.split(",").map(x => Number(x.trim())); 
    const thoi_gian_cho_mua= thoigianchomua.split(",").map(x => Number(x.trim())); 
    const giam_so_voi_day= giamsovoiday.split(",").map(x => Number(x.trim())); 
    const sl_gia_trong_mang= slgiatrongmang.split(",").map(x => Number(x.trim())); 
    if(chonngaykiemtra>0) manggiacsdl=[manggiacsdl[chonngaykiemtra-1]];
    // const phan_tram_lai=[0.5,0.7,0.9];
    // const phan_tram_giam = [0,0.2,0.4];
    // const z_chan_tren=[33,37,41,45,49,53,57];
    // const thoi_gian_cho_mua=[59,69,79,89,99,109,119,129];
    // const giam_so_voi_day=[0.5,0.7,0.9];
    // const sl_gia_trong_mang=[2];
    

    output.innerHTML = "Đang tính toán...";
      const worker =new Worker("/js/worker2.js");
   //  const worker = new Worker("{{ asset('js/worker.js') }}");
    worker.postMessage({
        von_bd,
        manggiacsdl,
        phan_tram_lai,
        phan_tram_giam,
        z_chan_tren,
        thoi_gian_cho_mua,
        giam_so_voi_day,
        sl_gia_trong_mang
    });

    worker.onmessage = function(e){

        if(e.data.progress){
            output.innerHTML = "Đã chạy: " + e.data.progress;
        }

        if(e.data.done){
            for(let x of e.data.result){
              output.innerHTML+="<br>"+JSON.stringify(x);
            }
            //output.innerHTML = JSON.stringify(e.data.result,null,2);
            worker.terminate();
        }
    };
}

function optimize(data) {
  let best = null;

  for (let downEntry = 6; downEntry <= 12; downEntry += 1) {
    for (let upEntry = 6; upEntry <= 12; upEntry += 1) {
      for (let tp = 3; tp <= 10; tp += 1) {
        for (let sl = 3; sl <= 12; sl += 1) {

          let result = backtest(data, {
            downEntry,
            upEntry,
            tp,
            sl
          });

          let balance = parseFloat(result.finalBalance);

          // ❗ BỎ những case không có trade
          if (result.trades.length === 0) continue;

          if (!best || balance > best.balance) {
            best = {
              balance,
              downEntry,
              upEntry,
              tp,
              sl,
              trades: result.trades.length
            };
          }
        }
      }
    }
  }

  return best;
}
async function tim_song(){
    const output = document.getElementById("hienthilolai");
    output.innerHTML = "Đang tải dữ liệu...";

    let so_ngay = Number(document.getElementById("so_ngay").value);
    let bang = document.getElementById("bang").value;
    let von_bd = Number(document.getElementById("von_bd").value);

    // lấy dữ liệu nhập vào
    let phantramlai=document.getElementById("phan_tram_lai").value;
    let phantramgiam=document.getElementById("phan_tram_giam").value;
    let zchantren=document.getElementById("z_index_chen_tren").value;
    let thoigianchomua=document.getElementById("thoi_gian_cho_mua").value;
    let giamsovoiday=document.getElementById("phan_tram_giam_so_voi_day").value;
    let slgiatrongmang=document.getElementById("sl_trong_mang_gia").value;
    let chonngaykiemtra=document.getElementById("chon_ngay_kiem_tra").value;
    let dinh_dinh=document.getElementById("dinh_dinh").value;
    let day_day=document.getElementById("day_day").value;
    if(chonngaykiemtra){
      mangngay=[];
      mangngay.push(chonngaykiemtra);
    }else{
      mangngay=[];
      mangngay=taoMangNgay(so_ngay);
    }
   // console.log(mangngay);
    // load dữ liệu giá
    let manggiacsdl = await mang_gia(bang);
    let up=0;
    let down=0;
    let du=[];
    const result = manggiacsdl.flat();
    //console.log(result);
    let song=findWaves(result, 10, dinh_dinh, day_day);
    //console.log(song);
              for(let x of song.waves){
              output.innerHTML+="<br>"+JSON.stringify(x);
              if(x.type=="UP") up+=Number(x.percent);
              else down+=Number(x.percent);
            }
    let best = optimize(song.waves);
 //   console.log(best);
    output.innerHTML+= "<p> UP : " +JSON.stringify(best)+"</p>";
    const data = song.waves;
    const gd_dinh_day = runStrategy(song.waves, {
        entryDrop: day_day, // ví dụ: vào lệnh khi giá giảm 5% so với đỉnh
        takeProfit: dinh_dinh,
        capital: von_bd,
        fee: 0.1   // ví dụ phí 0.1%
    });
    output.innerHTML+= "<p> UP : " +JSON.stringify(gd_dinh_day)+"</p>";
   // console.log(gd_dinh_day);
    // let config = {
    //   downEntry: 8,
    //   upEntry: 10,
    //   tp: 6,
    //   sl: 10
    // };
    //   let backtestResult = backtest(song.waves, config);
    //   console.log(backtestResult);

    // for(let m of manggiacsdl){
    //   let tim=du.concat(m);// nối mảng
    //   let song=findWaves(tim);
    //           for(let x of song.waves){
    //           output.innerHTML+="<br>"+JSON.stringify(x);
    //           if(x.type=="UP") up+=Number(x.percent);
    //           else down+=Number(x.percent);
    //         }
    //     du=song.remainData;
    // }
    // const merged = manggiacsdl.flat();// hợp nhất các mảng con thành mảng mẹ
    // let song=findWaves(merged);
     output.innerHTML+= "<p> UP : " +up +" và  DOWN : "+down +"</p>";       
  //  console.log(du);
    
}
async function gd_tim_song(){
    const output = document.getElementById("hienthilolai");
    output.innerHTML = "Đang tải dữ liệu...";

    let so_ngay = Number(document.getElementById("so_ngay").value);
    let bang = document.getElementById("bang").value;
    let von_bd = Number(document.getElementById("von_bd").value);

    // lấy dữ liệu nhập vào
    let phantramlai=document.getElementById("phan_tram_lai").value;
    let phantramgiam=document.getElementById("phan_tram_giam").value;
    let zchantren=document.getElementById("z_index_chen_tren").value;
    let thoigianchomua=document.getElementById("thoi_gian_cho_mua").value;
    let giamsovoiday=document.getElementById("phan_tram_giam_so_voi_day").value;
    let slgiatrongmang=document.getElementById("sl_trong_mang_gia").value;
    let chonngaykiemtra=document.getElementById("chon_ngay_kiem_tra").value;
    if(chonngaykiemtra){
      mangngay=[];
      mangngay.push(chonngaykiemtra);
    }else{
      mangngay=[];
      mangngay=taoMangNgay(so_ngay);
    }
   // console.log(mangngay);
    // load dữ liệu giá
    let manggiacsdl = await mang_gia(bang);
    let up=0;
    let down=0;
    let du=[];
    let lai_lo=[];
    for(let m of manggiacsdl){
      let kq = backtestFull(m, {
          von_bd: 1000,
          percent_trigger: 3,
          tp: 1,
          ti_le_mua: 0.1
      });
      console.log(kq);
    }
    // const merged = manggiacsdl.flat();// hợp nhất các mảng con thành mảng mẹ
    // let song=findWaves(merged);
    // output.innerHTML+= "<p> UP : " +up +" và  DOWN : "+down +"</p>";       
   // console.log(du);
    
}
let today = new Date();

let yyyy = today.getFullYear();
let mm = String(today.getMonth() + 1).padStart(2, '0');
let dd = String(today.getDate()).padStart(2, '0');

//document.getElementById("chon_ngay_kiem_tra").value = `${yyyy}-${mm}-${dd}`;
</script><style>

/* ===== Reset chuẩn ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 20px;
  color: #fff;
}

/* ===== Container ===== */
.form-container {
  width: 100%;
  max-width: 1100px;   /* không quá rộng trên màn hình lớn */
  margin: auto;
  background: #111827;
  padding: 25px;
  border-radius: 18px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.4);
}

/* ===== Grid ===== */
.form-grid {
  display: grid;
  gap: 20px;
}

/* 📱 iPhone mặc định 1 cột */
.form-grid {
  grid-template-columns: 1fr;
}

/* 📱 iPad */
@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* 💻 Desktop */
@media (min-width: 1200px) {
  .form-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== Form group ===== */
.form-group {
  display: flex;
  flex-direction: column;
}

/* Label */
.form-group label {
  margin-bottom: 6px;
  font-size: 14px;
  color: #94a3b8;
}

/* Input */
.form-group input {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #334155;
  background: #1e293b;
  color: #fff;
  font-size: 16px;   /* >=16px để iPhone không zoom */
  transition: 0.25s ease;
  width: 100%;
}

/* Hover */
.form-group input:hover {
  border-color: #3b82f6;
}

/* Focus */
.form-group input:focus {
  outline: none;
  border-color: #22d3ee;
  box-shadow: 0 0 12px rgba(34,211,238,0.5);
}

/* ===== Button ===== */
.button-group {
  grid-column: 1 / -1;
  text-align: center;
  margin-top: 10px;
}

.button-group button {
  padding: 14px 24px;
  border-radius: 12px;
  border: none;
  font-size: 16px;
  margin: 5px;
  cursor: pointer;
  transition: 0.3s ease;
}

/* Primary */
.button-primary {
  background: linear-gradient(45deg, #3b82f6, #06b6d4);
  color: white;
}

.button-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(59,130,246,0.5);
}

/* Secondary */
.button-secondary {
  background: linear-gradient(45deg, #10b981, #22c55e);
  color: white;
}

.button-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(16,185,129,0.5);
}
/* ===== Khung hiển thị JSON ===== */
#hienthilolai {
  margin-top: 25px;
  padding: 20px;
  background: #0f172a;
  border-radius: 16px;
  border: 1px solid #334155;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);

  color: #22d3ee;
  font-family: Consolas, Monaco, monospace;
  font-size: 14px;
  line-height: 1.6;

  white-space: pre-wrap;      /* Quan trọng: giữ format + tự xuống dòng */
  word-wrap: break-word;      /* Tự bẻ dòng */
  overflow-wrap: break-word;  /* Chuẩn mới */

  max-height: 400px;          /* Giới hạn chiều cao */
  overflow-y: auto;           /* Scroll dọc nếu quá dài */
  overflow-x: auto;           /* Scroll ngang nếu có chuỗi siêu dài */

  -webkit-overflow-scrolling: touch; /* Scroll mượt trên iPhone */
}
/* Tránh tràn ngang trên iPhone */
body, html {
  overflow-x: hidden;
}

</style>
</html>