(function(){
"use strict";

/* ====== STATE ====== */
var G = {
    status: 'loading',
    gameId: 0,
    startTime: 0,
    duration: 10,
    speed: 0.10,
    crashPoint: 0,
    mult: 1.00,
    bets: {},
    history: [],
    pollTimer: null,
    animFrame: null,
    flyStart: 0,
    localFlyStart: 0,
    _alreadyCrashed: false
};
var API = 'api/lucky_jet_api.php';
var CS = (typeof window.CS !== 'undefined') ? window.CS : '₹';

/* ====== SAFE HELPERS ====== */
function safeUpdateBal(v){
    if (typeof window.updateHeaderBalance === 'function') {
        try { window.updateHeaderBalance(v); } catch(e){}
    }
}

/* ====== TOAST ====== */
function showToast(msg) {
    var t = document.createElement('div');
    t.style.cssText = 'position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:9999;background:#EF4444;color:#fff;padding:10px 24px;border-radius:10px;font-size:13px;font-weight:700;box-shadow:0 4px 20px rgba(0,0,0,.4);pointer-events:none;text-align:center;max-width:320px;';
    t.textContent = msg;
    document.body.appendChild(t);
    setTimeout(function(){ t.style.transition='opacity .3s'; t.style.opacity='0'; setTimeout(function(){t.remove();},300); }, 2500);
}

/* ====== CANVAS ====== */
var cvs, ctx, W, H;
var jetImg, fireImg;
var jetLoaded = false, fireLoaded = false;

function initCanvas() {
    cvs = document.getElementById('ljCvs');
    if (!cvs) return;
    ctx = cvs.getContext('2d');
    resize();
    window.addEventListener('resize', resize);
    jetImg = document.getElementById('_ji');
    fireImg = document.getElementById('_fi');
    if (jetImg && jetImg.complete && jetImg.naturalWidth > 0) jetLoaded = true;
    else if (jetImg) jetImg.onload = function(){ jetLoaded = true; };
    if (fireImg && fireImg.complete && fireImg.naturalWidth > 0) fireLoaded = true;
    else if (fireImg) fireImg.onload = function(){ fireLoaded = true; };
}
function resize() {
    if (!cvs || !ctx) return;
    var r = cvs.parentElement.getBoundingClientRect();
    var dpr = window.devicePixelRatio || 1;
    cvs.width = r.width * dpr;
    cvs.height = r.height * dpr;
    cvs.style.width = r.width + 'px';
    cvs.style.height = r.height + 'px';
    ctx.setTransform(dpr, 0, 0, dpr, 0, 0);
    W = r.width; H = r.height;
}
function clearCanvas() { if(ctx) ctx.clearRect(0,0,W,H); }

function drawFlying() {
    if (!ctx) return;
    clearCanvas();
    var padL=2, padB=2, padT=15, padR=12;
    var gW = W - padL - padR, gH = H - padT - padB;
    var originX = padL, originY = H - padB;
    var now = Date.now()/1000;
    var jSize = 74;
    var hoverX = W*0.60, hoverY = H*0.38;
    var jetX, jetY;

    if (G.localFlyStart) {
        var introT = Math.min(1, (now - G.localFlyStart)/0.65);
        var ease = 1 - Math.pow(1-introT,3);
        jetX = originX + (hoverX-originX)*ease;
        jetY = originY + (hoverY-originY)*ease;
        if (introT >= 1) jetY = hoverY + Math.sin(now*4.5)*7;
    } else { jetX = originX; jetY = originY; }

    var tJet = Math.max(0, Math.min(1, (jetX-originX)/gW));
    var steps = 80, curveEndX = originX, curveEndY = originY, i, t, x, yN;
    for (i=1;i<=steps;i++){
        t = (i/steps)*tJet;
        curveEndX = originX + t*gW;
        yN = Math.pow(t, 0.68);
        curveEndY = originY - yN*gH*0.85;
    }

    var grad = ctx.createLinearGradient(0, originY, 0, padT);
    grad.addColorStop(0,'rgba(126,58,242,0.03)');
    grad.addColorStop(1,'rgba(126,58,242,0.22)');
    ctx.beginPath();
    ctx.moveTo(originX, originY);
    for (i=1;i<=steps;i++){
        t=(i/steps)*tJet; x=originX+t*gW; yN=Math.pow(t,0.68);
        ctx.lineTo(x, originY - yN*gH*0.85);
    }
    ctx.lineTo(curveEndX, originY);
    ctx.closePath();
    ctx.fillStyle = grad; ctx.fill();

    ctx.beginPath();
    ctx.moveTo(originX, originY);
    for (i=1;i<=steps;i++){
        t=(i/steps)*tJet; x=originX+t*gW; yN=Math.pow(t,0.68);
        ctx.lineTo(x, originY - yN*gH*0.85);
    }
    ctx.strokeStyle = '#A78BFA';
    ctx.lineWidth = 2.5;
    ctx.shadowColor = '#7E3AF2';
    ctx.shadowBlur = 14;
    ctx.stroke();
    ctx.shadowBlur = 0;

    if (jetLoaded && window.isAnimOn) {
        var ff1 = 0.80 + 0.20*Math.abs(Math.sin(now*10));
        var ff2 = 0.85 + 0.15*Math.abs(Math.cos(now*13));
        var fireW = 44*ff1, fireH = 30*ff2;
        ctx.save();
        ctx.translate(jetX, jetY);
        if (fireLoaded) {
            ctx.save();
            ctx.globalAlpha = 0.75 + 0.25*ff1;
            ctx.translate(-jSize*0.30, -jSize*0.15);
            ctx.rotate(2.50);
            ctx.drawImage(fireImg, -fireW*0.15, -fireH*0.45, fireW*1.2, fireH*1.2);
            ctx.restore();
        }
        ctx.save();
        ctx.rotate(-0.12);
        ctx.drawImage(jetImg, -jSize*0.35, -jSize*0.62, jSize, jSize);
        ctx.restore();
        ctx.restore();
    } else {
        ctx.beginPath();
        ctx.arc(jetX, jetY, 13, 0, Math.PI*2);
        ctx.fillStyle = '#A78BFA'; ctx.fill();
        ctx.fillStyle = '#fff';
        ctx.font = 'bold 10px Montserrat';
        ctx.textAlign='center'; ctx.textBaseline='middle';
        ctx.fillText('JET', jetX, jetY);
    }
}

/* ====== HISTORY ====== */
function pillClass(v){ if(v>=10) return 'lj-pill-gold'; if(v>=2) return 'lj-pill-purple'; return 'lj-pill-blue'; }
function renderHistory(arr){
    if (!arr || !arr.length) return;
    G.history = arr;
    var strip = document.getElementById('ljPills');
    var grid = document.getElementById('ljHistGrid');
    var h = '';
    arr.forEach(function(v){ h += '<div class="lj-pill '+pillClass(v)+'" onclick="showRoundDetails('+v+')">'+v.toFixed(2)+'x</div>'; });
    if (strip) strip.innerHTML = h;
    if (grid) grid.innerHTML = h;
}

/* ====== BET UI ====== */
function showBtn(panel, which) {
    ['Bet','Cancel','Wait','Wd'].forEach(function(b){
        var el = document.getElementById('ljBtn'+b+panel);
        if (el) el.style.display = 'none';
    });
    var map = {bet:'Bet', cancel:'Cancel', wait:'Wait', withdraw:'Wd'};
    var el = document.getElementById('ljBtn'+(map[which]||'Bet')+panel);
    if (el) el.style.display = 'flex';
}
function updateWdAmount(panel, amount) {
    var el = document.getElementById('ljWA'+panel);
    if (el) el.innerHTML = amount.toFixed(2) + ' ' + CS;
}

/* FIX: don't delete local bet that server hasn't ack'd yet */
function restoreBets(serverBets) {
    var mapped = {};
    if (serverBets && serverBets.length) {
        serverBets.forEach(function(b){
            var sid = b.section_id || 1;
            mapped[sid] = {
                bet_id: b.bet_id,
                amount: parseFloat(b.amount),
                game_id: parseInt(b.game_id,10) || 0
            };
        });
    }
    [1,2].forEach(function(p){
        if (mapped[p]) {
            G.bets[p] = mapped[p];
        } else if (G.bets[p] && G.bets[p]._pending) {
            // keep pending bet until server ack
        } else {
            delete G.bets[p];
        }
    });
}

/* ====== FAKE ALL-BETS ====== */
var fakeColors = ['#e11d48','#d97706','#0891b2','#16a34a','#7c3aed','#9333ea','#be123c','#b45309'];
function rName(n){ var r='',c='ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; for(var i=0;i<n;i++) r+=c[Math.floor(Math.random()*c.length)]; return r; }
var allBetsData = [], fakeAddTimer=null, fakeCashTimer=null, fakeRoundTotal=0;

function getRandomBet(){ var p=[2000,2500,3000,3500,4000,4500,5000,6000,7000,8000,9000,10000,12000,14000,16000,18000,20000,22000,24000]; return p[Math.floor(Math.random()*p.length)] + Math.floor(Math.random()*999); }
function getRandomTarget(){ var t=[1.10,1.20,1.30,1.50,1.75,2.00,2.50,3.00,3.50,4.00,5.00,7.00,10.00,15.00,20.00]; return t[Math.floor(Math.random()*t.length)]; }
function makeFakeBetObj(){
    return { name:rName(6), col:fakeColors[Math.floor(Math.random()*fakeColors.length)], bet:getRandomBet(), target_x:getRandomTarget(), cashout_x:0, win:0, is_won:false };
}
function generateInitialFakeBets(){
    allBetsData = [];
    var num = Math.floor(Math.random()*10)+15;
    for (var i=0;i<num;i++) allBetsData.push(makeFakeBetObj());
    fakeRoundTotal = Math.floor(Math.random()*2000)+3000;
    renderFakeBets();
}
function addOneFakeBet(){
    allBetsData.unshift(makeFakeBetObj());
    fakeRoundTotal++;
    if (allBetsData.length > 50) allBetsData.pop();
    renderFakeBets();
}
function startFakeBetPlacement(){
    stopFakeTimers();
    fakeAddTimer = setInterval(function(){
        if (G.status !== 'loading') { clearInterval(fakeAddTimer); fakeAddTimer=null; return; }
        addOneFakeBet();
    }, 400 + Math.floor(Math.random()*500));
}
function simulateFakeCashouts(){
    if (G.status !== 'flying') return;
    var changed = false;
    allBetsData.forEach(function(p){
        if (!p.is_won && G.mult >= p.target_x) {
            p.is_won = true; p.cashout_x = p.target_x; p.win = p.bet * p.target_x;
            changed = true;
        }
    });
    if (changed) renderFakeBets();
}
function startFakeCashouts(){
    if (fakeCashTimer) clearInterval(fakeCashTimer);
    fakeCashTimer = setInterval(function(){
        if (G.status !== 'flying') { clearInterval(fakeCashTimer); fakeCashTimer=null; return; }
        simulateFakeCashouts();
    }, 200);
}
function stopFakeTimers(){
    if (fakeAddTimer){ clearInterval(fakeAddTimer); fakeAddTimer=null; }
    if (fakeCashTimer){ clearInterval(fakeCashTimer); fakeCashTimer=null; }
}
function renderFakeBets(){
    var list = document.getElementById('allBetsList');
    var countEl = document.getElementById('ljTotalBets');
    if (!list) return;
    if (countEl) countEl.textContent = fakeRoundTotal.toLocaleString();
    var h = '';
    allBetsData.forEach(function(p){
        var pCls = p.is_won ? pillClass(p.cashout_x) : 'lj-pill-blue';
        var multTxt = p.is_won ? p.cashout_x.toFixed(2)+'x' : '0.00x';
        var winTxt = p.is_won ? p.win.toFixed(2)+' '+CS : '-';
        var winCls = p.is_won ? '' : ' none';
        h += '<div class="lj-all-row">'
           + '<div style="display:flex;align-items:center;"><div class="lj-all-av" style="background:'+p.col+'">'+p.name.substring(0,2)+'</div><div class="lj-all-user">'+p.name+'</div></div>'
           + '<div class="lj-all-amt">'+p.bet.toFixed(2)+'</div>'
           + '<div class="lj-all-mult"><div class="lj-pill '+pCls+'" style="padding:2px 8px;font-size:10px;min-width:auto;">'+multTxt+'</div></div>'
           + '<div class="lj-all-win'+winCls+'">'+winTxt+'</div></div>';
    });
    list.innerHTML = h;
}
var _lastFakeState = '';
setInterval(function(){
    if (G.status==='loading' && _lastFakeState!=='loading'){ generateInitialFakeBets(); startFakeBetPlacement(); }
    if (G.status==='flying'  && _lastFakeState!=='flying') { stopFakeTimers(); startFakeCashouts(); }
    if (G.status==='crashed' && _lastFakeState!=='crashed'){ stopFakeTimers(); renderFakeBets(); }
    _lastFakeState = G.status;
}, 500);

/* ====== WIN POPUP ====== */
function showWinPop(amount, mult){
    var box = document.getElementById('ljPops');
    if (!box) return;
    var div = document.createElement('div');
    div.className = 'lj-pop';
    div.innerHTML = '<div class="lj-pop-left"><div class="lj-pop-label">Withdrawal at</div><div class="lj-pop-mult">x'+mult.toFixed(2)+'</div></div><div class="lj-pop-right"><div class="lj-pop-amt">'+amount.toFixed(2)+' '+CS+'</div><div class="lj-pop-txt">You Win!</div></div>';
    box.appendChild(div);
    setTimeout(function(){ if(div.parentNode) div.parentNode.removeChild(div); }, 3200);
    if (window.isSoundOn){
        var sn = document.getElementById('sWn');
        if(sn){ sn.currentTime=0; sn.play().catch(function(){}); }
    }
}

/* ====== ACTIONS ====== */
window.ljAction = function(panel, type){
    if (type === 'bet') {
        var amt = parseFloat(document.getElementById('ljA'+panel).value) || 8;
        if (amt < 8) amt = 8;
        if (amt > 25000) amt = 25000;
        // optimistic pending bet so restoreBets won't wipe it before server ack
        G.bets[panel] = { bet_id:0, amount:amt, game_id:0, _pending:true };
        $.post(API, {action:'bet', amount:amt, section_id:panel}, function(r){
            if (r.status==='success') {
                G.bets[panel] = {bet_id:r.bet_id, amount:amt, game_id:r.game_id};
                safeUpdateBal(r.new_balance);
                if (G.status === 'flying' && r.game_id === 0) showBtn(panel,'wait');
                else showBtn(panel,'cancel');
            } else {
                delete G.bets[panel];
                showBtn(panel,'bet');
                showToast(r.message==='insufficient_balance' ? 'Insufficient balance!' : (r.message||'Bet failed'));
            }
        }, 'json').fail(function(xhr){
            delete G.bets[panel];
            showBtn(panel,'bet');
            try { var r=JSON.parse(xhr.responseText); showToast(r.message==='insufficient_balance'?'Insufficient balance!':(r.message||'Bet failed')); }
            catch(e){ showToast('Network error'); }
        });
    }
    else if (type === 'cancel') {
        var b = G.bets[panel];
        if (!b || !b.bet_id) return;
        $.post(API, {action:'cancel_bet', bet_id:b.bet_id}, function(r){
            if (r.status==='success'){
                delete G.bets[panel];
                safeUpdateBal(r.new_balance);
                showBtn(panel,'bet');
            } else { showToast(r.message||'Cancel failed'); }
        }, 'json').fail(function(xhr){
            try { var r=JSON.parse(xhr.responseText); showToast(r.message||'Cancel failed'); } catch(e){ showToast('Network error'); }
        });
    }
    else if (type === 'withdraw') {
        var b2 = G.bets[panel];
        if (!b2 || !b2.bet_id || b2._cashing) return;
        b2._cashing = true;
        $.post(API, {action:'cashout', bet_id:b2.bet_id}, function(r){
            if (r.status==='success'){
                showWinPop(parseFloat(r.win_amount), parseFloat(r.multiplier));
                delete G.bets[panel];
                safeUpdateBal(r.new_balance);
                showBtn(panel,'bet');
            } else {
                if (b2) b2._cashing = false;
                if (r.message!=='crashed' && r.message!=='not_flying') showToast(r.message||'Cashout failed');
            }
        }, 'json').fail(function(xhr){
            if (b2) b2._cashing = false;
            try { var r=JSON.parse(xhr.responseText); showToast(r.message||'Cashout failed'); } catch(e){ showToast('Network error'); }
        });
    }
};

/* ====== POLL ====== */
var prevStatus = '';
function poll(){
    $.post(API, {action:'check_game'}, function(r){
        if (r && r.status){
            G.status = r.status;
            G.gameId = r.game_id;
            G.startTime = r.start_time;
            G.duration = r.duration;
            G.speed = r.speed;
            G.crashPoint = r.crash_point;
            if (r.history) renderHistory(r.history);
            restoreBets(r.my_bets || []);
            if (r.status==='loading') handleLoading(r);
            else if (r.status==='flying') handleFlying(r);
            else if (r.status==='crashed') handleCrashed(r);
            prevStatus = r.status;
        }
        if (r && r.new_balance !== undefined) safeUpdateBal(r.new_balance);
    }, 'json').always(function(){
        G.pollTimer = setTimeout(poll, 1000);
    });
}

function handleLoading(r){
    window._ljRoundStatus = 'loading';
    if (typeof window.syncBgMusic === 'function') window.syncBgMusic();
    G._alreadyCrashed = false;
    $('#ljLoader').show(); $('#ljMult').hide(); $('#ljFlew').hide();
    clearCanvas();
    var pct = Math.min(100, ((r.elapsed||0) / r.duration) * 100);
    $('#ljBar').css('width', pct+'%');
    [1,2].forEach(function(p){
        if (G.bets[p]) showBtn(p, G.bets[p]._pending ? 'cancel' : 'cancel');
        else showBtn(p,'bet');
    });
    [1,2].forEach(function(p){
        var ab = document.getElementById('ljAb'+p);
        if (ab && ab.checked && !G.bets[p] && prevStatus === 'crashed') ljAction(p,'bet');
    });
}

function handleFlying(r){
    window._ljRoundStatus = 'flying';
    if (typeof window.syncBgMusic === 'function') window.syncBgMusic();
    $('#ljLoader').hide(); $('#ljFlew').hide(); $('#ljMult').show();

    if (prevStatus === 'loading' || prevStatus === '') {
        var serverElapsed = Math.max(0, (Date.now()/1000) - r.start_time);
        if (prevStatus === '' && serverElapsed > 1) {
            G.localFlyStart = Date.now()/1000 - 10;
        } else {
            G.localFlyStart = Date.now()/1000;
        }
        if (window.isSoundOn && prevStatus === 'loading') {
            var s = document.getElementById('sSt');
            if(s){ s.currentTime=0; s.play().catch(function(){}); }
        }
    }

    var elapsed = Math.max(0, (Date.now()/1000) - r.start_time);
    G.mult = Math.exp(G.speed * elapsed);
    if (G.crashPoint > 0 && G.mult >= G.crashPoint) G.mult = G.crashPoint;
    $('#ljMult').text('x' + G.mult.toFixed(2));
    drawFlying();

    [1,2].forEach(function(p){
        var b = G.bets[p];
        if (b){
            if (b.game_id == G.gameId){
                var wa = b.amount * G.mult;
                updateWdAmount(p, wa);
                showBtn(p,'withdraw');
                var ac = document.getElementById('ljAc'+p);
                var acI = document.getElementById('ljAcI'+p);
                if (ac && ac.checked && acI && !b._autoTried){
                    var target = parseFloat(acI.value) || 2;
                    if (G.mult >= target){ b._autoTried = true; ljAction(p,'withdraw'); }
                }
            } else {
                showBtn(p,'wait');
            }
        } else {
            showBtn(p,'bet');
        }
    });

    if (G.animFrame) cancelAnimationFrame(G.animFrame);
    flyAnimate();
}

function flyAnimate(){
    if (G.status !== 'flying') return;
    var elapsed = Math.max(0, (Date.now()/1000) - G.startTime);
    G.mult = Math.exp(G.speed * elapsed);

    if (G.crashPoint > 0 && G.mult >= G.crashPoint){
        if (G._alreadyCrashed) return;
        G._alreadyCrashed = true;
        G.mult = G.crashPoint;
        G.status = 'crashed';
        window._ljRoundStatus = 'crashed';
        if (typeof window.syncBgMusic === 'function') window.syncBgMusic();
        if (G.animFrame){ cancelAnimationFrame(G.animFrame); G.animFrame=null; }
        G.localFlyStart = 0;
        $('#ljLoader').hide(); $('#ljMult').hide(); $('#ljFlew').show();
        $('#ljFlewM').text('x' + G.crashPoint.toFixed(2));
        clearCanvas();
        if (window.isSoundOn){
            var sn = document.getElementById('sAw');
            if(sn){ sn.currentTime=0; sn.play().catch(function(){}); }
        }
        [1,2].forEach(function(p){
            if (G.bets[p] && G.bets[p].game_id == G.gameId) delete G.bets[p];
            showBtn(p,'bet');
        });
        return;
    }

    $('#ljMult').text('x' + G.mult.toFixed(2));
    drawFlying();
    [1,2].forEach(function(p){
        if (G.bets[p] && G.bets[p].game_id == G.gameId){
            updateWdAmount(p, G.bets[p].amount * G.mult);
        }
    });
    G.animFrame = requestAnimationFrame(flyAnimate);
}

function handleCrashed(r){
    window._ljRoundStatus = 'crashed';
    if (typeof window.syncBgMusic === 'function') window.syncBgMusic();
    if (G.animFrame){ cancelAnimationFrame(G.animFrame); G.animFrame=null; }
    G.localFlyStart = 0;
    $('#ljLoader').hide(); $('#ljMult').hide(); $('#ljFlew').show();
    $('#ljFlewM').text('x' + r.crash_point.toFixed(2));
    clearCanvas();
    if (prevStatus === 'flying' && !G._alreadyCrashed && window.isSoundOn){
        var sn = document.getElementById('sAw');
        if(sn){ sn.currentTime=0; sn.play().catch(function(){}); }
    }
    G._alreadyCrashed = true;
    [1,2].forEach(function(p){
        if (G.bets[p] && G.bets[p].game_id == G.gameId) delete G.bets[p];
        showBtn(p,'bet');
    });
}

/* ====== INIT ====== */
$(function(){
    initCanvas();
    generateInitialFakeBets();
    showBtn(1,'bet'); showBtn(2,'bet');
    poll();
});
})();