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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Super City — Character Editor</title>
<link href="https://fonts.cdnfonts.com/css/copper-black" rel="stylesheet">
<link href="https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap" rel="stylesheet">
<style>
  :root {
    --bg: #0a0c10;
    --panel: #0f1318;
    --border: #1e2530;
    --border-bright: #2e3d50;
    --accent: #00c8ff;
    --accent2: #ff6b35;
    --accent-dim: rgba(0,200,255,0.12);
    --accent2-dim: rgba(255,107,53,0.12);
    --text: #c8d8e8;
    --text-dim: #5a7080;
    --text-bright: #eaf4ff;
    --civilian: #3ddc97;
    --super: #f0a500;
    --civilian-dim: rgba(61,220,151,0.1);
    --super-dim: rgba(240,165,0,0.1);
    --danger: #ff4455;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Copper Black', serif;
    font-size: 15px;
    min-height: 100vh;
  }
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
      linear-gradient(rgba(0,200,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,200,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
  }
  .app { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; }

  header { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
  .logo-icon { width: 44px; height: 44px; background: var(--accent-dim); border: 1px solid var(--accent); display: flex; align-items: center; justify-content: center; font-size: 22px; clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }
  h1 { font-size: 28px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--text-bright); }
  h1 span { color: var(--accent); }
  .header-sub { font-family: 'Share Tech Mono', monospace; font-size: 11px; color: var(--text-dim); letter-spacing: 2px; margin-top: 2px; }

  /* STEPS */
  .steps { display: flex; gap: 8px; margin-bottom: 24px; }
  .step { flex: 1; padding: 8px 12px; background: var(--panel); border: 1px solid var(--border); border-radius: 4px; font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--text-dim); display: flex; align-items: center; gap: 8px; transition: all 0.3s; }
  .step.active { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
  .step.done { border-color: var(--civilian); color: var(--civilian); }
  .step-num { font-family: 'Share Tech Mono', monospace; font-size: 14px; }

  /* UPLOAD */
  .upload-zone { border: 2px dashed var(--border-bright); border-radius: 4px; padding: 50px 20px; text-align: center; cursor: pointer; transition: all 0.2s; background: var(--panel); position: relative; overflow: hidden; }
  .upload-zone::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--accent-dim) 0%, transparent 60%); opacity: 0; transition: opacity 0.3s; }
  .upload-zone:hover, .upload-zone.drag-over { border-color: var(--accent); }
  .upload-zone:hover::before, .upload-zone.drag-over::before { opacity: 1; }
  .upload-icon { font-size: 40px; margin-bottom: 12px; }
  .upload-title { font-size: 20px; font-weight: 700; letter-spacing: 2px; color: var(--text-bright); text-transform: uppercase; }
  .upload-sub { font-family: 'Share Tech Mono', monospace; font-size: 11px; color: var(--text-dim); margin-top: 8px; letter-spacing: 1px; }
  #apkInput { display: none; }

  /* PROGRESS */
  .progress-wrap { margin-top: 16px; display: none; }
  .progress-label { font-family: 'Share Tech Mono', monospace; font-size: 12px; color: var(--accent); margin-bottom: 6px; letter-spacing: 1px; }
  .progress-bar-outer { height: 4px; background: var(--border); border-radius: 2px; overflow: hidden; }
  .progress-bar-inner { height: 100%; background: var(--accent); border-radius: 2px; width: 0%; transition: width 0.3s; }

  /* EDITOR LAYOUT */
  .editor-layout { display: grid; grid-template-columns: 280px 1fr; gap: 20px; margin-top: 24px; }
  .sidebar { display: flex; flex-direction: column; gap: 12px; }
  .panel { background: var(--panel); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
  .panel-header { padding: 10px 14px; background: rgba(0,200,255,0.06); border-bottom: 1px solid var(--border); font-size: 11px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); display: flex; align-items: center; gap: 8px; }
  .panel-header .count { margin-left: auto; font-family: 'Share Tech Mono', monospace; font-size: 12px; color: var(--text-dim); font-weight: 400; letter-spacing: 0; }
  .search-wrap { padding: 10px; border-bottom: 1px solid var(--border); }
  .search-input { width: 100%; background: var(--bg); border: 1px solid var(--border-bright); color: var(--text-bright); font-family: 'Copper Black', serif; font-size: 14px; padding: 8px 10px 8px 30px; border-radius: 3px; outline: none; transition: border-color 0.2s; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='%235a7080' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.099zm-5.242 1.656a5.5 5.5 0 1 1 0-11 5.5 5.5 0 0 1 0 11z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: 10px center; }
  .search-input:focus { border-color: var(--accent); }
  .search-input::placeholder { color: var(--text-dim); }
  .char-list { max-height: 520px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border-bright) transparent; }
  .char-item { padding: 10px 14px; border-bottom: 1px solid var(--border); cursor: pointer; transition: background 0.15s; }
  .char-item:hover { background: rgba(0,200,255,0.05); }
  .char-item.active { background: var(--accent-dim); border-left: 3px solid var(--accent); }
  .char-name { font-weight: 700; font-size: 14px; color: var(--text-bright); }
  .char-alias { font-family: 'Share Tech Mono', monospace; font-size: 11px; color: var(--text-dim); }

  /* MAIN PANEL */
  .main-panel { display: flex; flex-direction: column; gap: 16px; }
  .empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 300px; color: var(--text-dim); gap: 12px; }
  .empty-state-icon { font-size: 48px; opacity: 0.3; }
  .empty-state-text { font-size: 16px; letter-spacing: 2px; text-transform: uppercase; }
  .char-header-panel { padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: 4px; display: flex; align-items: center; gap: 20px; }
  .char-avatar { width: 60px; height: 60px; background: var(--accent-dim); border: 2px solid var(--accent); border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 26px; flex-shrink: 0; clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }
  .char-info { flex: 1; }
  .char-display-name { font-size: 26px; font-weight: 700; color: var(--text-bright); }
  .char-display-alias { font-family: 'Share Tech Mono', monospace; font-size: 13px; color: var(--accent); letter-spacing: 2px; margin-top: 2px; }
  .char-index { font-family: 'Share Tech Mono', monospace; font-size: 11px; color: var(--text-dim); margin-top: 4px; }

  .stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-group { background: var(--panel); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
  .stat-group-header { padding: 12px 16px; font-size: 12px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--border); }
  .stat-group.civilian .stat-group-header { background: var(--civilian-dim); color: var(--civilian); border-bottom-color: rgba(61,220,151,0.2); }
  .stat-group.super .stat-group-header { background: var(--super-dim); color: var(--super); border-bottom-color: rgba(240,165,0,0.2); }
  .stat-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
  .civilian .stat-dot { background: var(--civilian); box-shadow: 0 0 6px var(--civilian); }
  .super .stat-dot { background: var(--super); box-shadow: 0 0 6px var(--super); }
  .stat-fields { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
  .stat-field { display: flex; flex-direction: column; gap: 5px; }
  .stat-label { font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--text-dim); display: flex; justify-content: space-between; }
  .stat-bar-wrap { height: 3px; background: var(--border); border-radius: 2px; overflow: hidden; margin-bottom: 2px; }
  .stat-bar { height: 100%; border-radius: 2px; transition: width 0.3s; }
  .civilian .stat-bar { background: var(--civilian); }
  .super .stat-bar { background: var(--super); }
  .stat-input-wrap { position: relative; }
  .stat-input { width: 100%; background: var(--bg); border: 1px solid var(--border-bright); color: var(--text-bright); font-family: 'Share Tech Mono', monospace; font-size: 20px; padding: 8px 48px 8px 12px; border-radius: 3px; outline: none; transition: border-color 0.2s, box-shadow 0.2s; -moz-appearance: textfield; }
  .stat-input::-webkit-outer-spin-button, .stat-input::-webkit-inner-spin-button { -webkit-appearance: none; }
  .civilian .stat-input:focus { border-color: var(--civilian); box-shadow: 0 0 0 2px rgba(61,220,151,0.15); }
  .super .stat-input:focus { border-color: var(--super); box-shadow: 0 0 0 2px rgba(240,165,0,0.15); }
  .stat-input.invalid { border-color: var(--danger) !important; box-shadow: 0 0 0 2px rgba(255,68,85,0.15) !important; }
  .stat-spinner { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 2px; }
  .spin-btn { width: 18px; height: 18px; background: var(--border); border: none; cursor: pointer; color: var(--text-dim); font-size: 10px; border-radius: 2px; display: flex; align-items: center; justify-content: center; transition: background 0.15s; }
  .spin-btn:hover { background: var(--border-bright); color: var(--text-bright); }

  /* ACTIONS */
  .actions-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
  .btn { padding: 10px 22px; border: none; cursor: pointer; font-family: 'Copper Black', serif; font-size: 14px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; border-radius: 3px; transition: all 0.2s; display: flex; align-items: center; gap: 6px; }
  .btn-primary { background: var(--accent); color: #000; }
  .btn-primary:hover { background: #30dfff; box-shadow: 0 0 20px rgba(0,200,255,0.4); }
  .btn-secondary { background: transparent; color: var(--text); border: 1px solid var(--border-bright); }
  .btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
  .btn-export { background: var(--accent2-dim); color: var(--accent2); border: 1px solid rgba(255,107,53,0.3); margin-left: auto; }
  .btn-export:hover { background: rgba(255,107,53,0.2); box-shadow: 0 0 16px rgba(255,107,53,0.3); }
  .btn-export:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; }
  .unsaved-badge { font-family: 'Share Tech Mono', monospace; font-size: 11px; background: rgba(255,107,53,0.15); color: var(--accent2); border: 1px solid rgba(255,107,53,0.3); padding: 3px 8px; border-radius: 2px; letter-spacing: 1px; }

  /* FILE INFO BAR */
  .file-info { display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: rgba(61,220,151,0.06); border: 1px solid rgba(61,220,151,0.2); border-radius: 4px; font-family: 'Share Tech Mono', monospace; font-size: 12px; color: var(--civilian); margin-top: 12px; }
  .file-info-name { color: var(--text-bright); font-weight: 600; }

  /* TOOL STATUS */
  .tool-status { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
  .tool-badge { font-family: 'Share Tech Mono', monospace; font-size: 11px; padding: 4px 10px; border-radius: 3px; letter-spacing: 1px; }
  .tool-badge.ok { background: rgba(61,220,151,0.1); color: var(--civilian); border: 1px solid rgba(61,220,151,0.3); }
  .tool-badge.missing { background: rgba(255,68,85,0.1); color: var(--danger); border: 1px solid rgba(255,68,85,0.3); }

  /* URL UPLOAD */
  .url-upload-wrap { display: none; }
  .url-btn { display: none; }

  /* TOAST */
  .toast { position: fixed; bottom: 30px; right: 30px; background: var(--panel); border: 1px solid var(--accent); color: var(--text-bright); padding: 12px 20px; border-radius: 4px; font-size: 14px; font-weight: 600; letter-spacing: 1px; box-shadow: 0 4px 20px rgba(0,0,0,0.5); transform: translateY(80px); opacity: 0; transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1); z-index: 1000; }
  .toast.show { transform: translateY(0); opacity: 1; }
  .toast.error { border-color: var(--danger); }

  ::-webkit-scrollbar { width: 5px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 3px; }
  @media (max-width: 700px) { .editor-layout { grid-template-columns: 1fr; } .stats-grid { grid-template-columns: 1fr; } .char-list { max-height: 220px; } }
</style>
</head>
<body>
<div class="app">

  <header>
    <div class="logo-icon">⚡</div>
    <div>
      <h1>SUPER CITY <span>EDITOR</span></h1>
      <div class="header-sub">MDICKIE CHARACTER STATS EDITOR // APK PATCHER</div>
    </div>
  </header>

  <!-- Steps -->
  <div class="steps">
    <div class="step active" id="step1"><span class="step-num">01</span> Load APK</div>
    <div class="step" id="step2"><span class="step-num">02</span> Edit Characters</div>
    <div class="step" id="step3"><span class="step-num">03</span> Export Patched APK</div>
  </div>

  <!-- Tool status -->
  <div class="tool-status" id="toolStatus"></div>

  <div class="progress-wrap" id="progressWrap">
    <div class="progress-label" id="progressLabel">Uploading…</div>
    <div class="progress-bar-outer"><div class="progress-bar-inner" id="progressBar"></div></div>
  </div>
  <div id="fileInfoBar" style="display:none;"></div>
  <div id="downloadBar" style="display:none; margin-top:12px;"></div>

  <!-- Editor -->
  <div class="editor-layout" id="editorLayout" style="display:none;">
    <div class="sidebar">
      <div class="panel">
        <div class="panel-header">Characters <span class="count" id="charCount">0</span></div>
        <div class="search-wrap">
          <input class="search-input" type="text" id="searchInput" placeholder="Search name or alias…">
        </div>
        <div class="char-list" id="charList"></div>
      </div>
    </div>
    <div class="main-panel" id="mainPanel">
      <div class="empty-state" id="emptyState">
        <div class="empty-state-icon">🎯</div>
        <div class="empty-state-text">Select a character</div>
      </div>
      <div id="editorArea" style="display:none; flex-direction:column; gap:16px;">
        <div class="char-header-panel" id="charHeaderPanel"></div>
        <div class="stats-grid">
          <div class="stat-group civilian">
            <div class="stat-group-header"><div class="stat-dot"></div>Civilian Mode</div>
            <div class="stat-fields">
              <div class="stat-field">
                <div class="stat-label">Power <span id="civPowerVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="civPowerBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="civPower" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('civPower',1)">▲</button><button class="spin-btn" onclick="stepStat('civPower',-1)">▼</button></div>
                </div>
              </div>
              <div class="stat-field">
                <div class="stat-label">Defence <span id="civDefVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="civDefBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="civDef" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('civDef',1)">▲</button><button class="spin-btn" onclick="stepStat('civDef',-1)">▼</button></div>
                </div>
              </div>
              <div class="stat-field">
                <div class="stat-label">Speed <span id="civSpdVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="civSpdBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="civSpd" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('civSpd',1)">▲</button><button class="spin-btn" onclick="stepStat('civSpd',-1)">▼</button></div>
                </div>
              </div>
            </div>
          </div>
          <div class="stat-group super">
            <div class="stat-group-header"><div class="stat-dot"></div>Super Mode</div>
            <div class="stat-fields">
              <div class="stat-field">
                <div class="stat-label">Power <span id="supPowerVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="supPowerBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="supPower" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('supPower',1)">▲</button><button class="spin-btn" onclick="stepStat('supPower',-1)">▼</button></div>
                </div>
              </div>
              <div class="stat-field">
                <div class="stat-label">Defence <span id="supDefVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="supDefBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="supDef" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('supDef',1)">▲</button><button class="spin-btn" onclick="stepStat('supDef',-1)">▼</button></div>
                </div>
              </div>
              <div class="stat-field">
                <div class="stat-label">Speed <span id="supSpdVal">—</span></div>
                <div class="stat-bar-wrap"><div class="stat-bar" id="supSpdBar" style="width:0%"></div></div>
                <div class="stat-input-wrap">
                  <input class="stat-input" type="number" id="supSpd" min="0" max="99999">
                  <div class="stat-spinner"><button class="spin-btn" onclick="stepStat('supSpd',1)">▲</button><button class="spin-btn" onclick="stepStat('supSpd',-1)">▼</button></div>
                </div>
              </div>
            </div>
          </div>
        </div>
        <div class="actions-bar">
          <button class="btn btn-primary" onclick="saveCharacter()">✔ Apply Changes</button>
          <button class="btn btn-secondary" onclick="resetCharacter()">↺ Reset</button>
          <span class="unsaved-badge" id="unsavedBadge" style="display:none;">● UNSAVED</span>
          <button class="btn btn-export" id="exportBtn" onclick="exportAPK()">⬇ Export Patched APK</button>
        </div>
      </div>
    </div>
  </div>
</div>

<div class="toast" id="toast"></div>

<script>
// ── STATE ──────────────────────────────────────────────────────────
let characters = [];
let activeIndex = -1;
let sessionToken = null;

// Field indices within each character's fields[] array (server-side record)
// fields[0]=name, fields[1]=alias, numeric stats follow
const STAT_MAP = {
  civPower: 9,  civDef: 10,  civSpd: 11,
  supPower: 13, supDef: 14,  supSpd: 15,
};

// ── TOOL STATUS ────────────────────────────────────────────────────
fetch('/tools').then(r => r.json()).then(tools => {
  const bar = document.getElementById('toolStatus');
  const items = [
    ['keytool',   'keytool'],
    ['jarsigner', 'jarsigner'],
    ['zipalign',  'zipalign'],
    ['apksigner', 'apksigner'],
  ];
  bar.innerHTML = items.map(([k, label]) =>
    `<span class="tool-badge ${tools[k] ? 'ok' : 'missing'}">${tools[k] ? '✔' : '✘'} ${label}</span>`
  ).join('');

  const canSign = tools.apksigner || tools.jarsigner;
  if (!canSign) {
    showToast('⚠ No signing tool found — install JDK or Android SDK build-tools', true);
  }
}).catch(() => {});

// ── DOWNLOAD LINK ──────────────────────────────────────────────────
fetch('/download-link').then(r => r.json()).then(data => {
  const bar = document.getElementById('downloadBar');
  bar.style.display = 'block';
  bar.innerHTML = `<div class="file-info" style="background:rgba(0,200,255,0.08);border-color:var(--accent);">
    ⬇ <span class="file-info-name">${data.patched ? '✔ Patched APK ready' : 'Original APK'}</span> &nbsp;·&nbsp;
    <a href="${data.url}" style="color:var(--accent);font-weight:700;letter-spacing:1px;" download>Click here to download</a>
    ${data.patched ? '' : '&nbsp;·&nbsp; <span style="color:var(--text-dim);font-size:11px;">edit characters below to patch</span>'}
  </div>`;
}).catch(() => {});

// ── AUTO-INIT ──────────────────────────────────────────────────────
const LS_TOKEN_KEY = 'supercity_session_token';

(function initFromServer() {
  const wrap  = document.getElementById('progressWrap');
  const bar   = document.getElementById('progressBar');
  const label = document.getElementById('progressLabel');

  // Try to restore a previous session from the server
  const savedToken = localStorage.getItem(LS_TOKEN_KEY);

  if (savedToken) {
    label.textContent = 'Resuming session…';
    wrap.style.display = 'block';
    bar.style.width = '50%';

    fetch('/session/' + savedToken)
      .then(r => r.json())
      .then(data => {
        if (data.alive) {
          sessionToken = savedToken;
          bar.style.width = '80%';
          return loadCharacters(savedToken).then(() => {
            bar.style.width = '100%';
            wrap.style.display = 'none';
            document.getElementById('fileInfoBar').style.display = 'flex';
            document.getElementById('fileInfoBar').innerHTML = `
              <div class="file-info">♻ <span class="file-info-name">Session restored</span>
              &nbsp;·&nbsp; ${characters.length} characters loaded</div>`;
            document.getElementById('editorLayout').style.display = 'grid';
            setStep(2);
            showToast('✔ Session restored');
          });
        } else {
          localStorage.removeItem(LS_TOKEN_KEY);
          return loadFresh(wrap, bar, label);
        }
      })
      .catch(() => loadFresh(wrap, bar, label));
  } else {
    loadFresh(wrap, bar, label);
  }

  function loadFresh(wrap, bar, label) {
    wrap.style.display = 'block';
    bar.style.width = '30%';
    label.textContent = 'Loading APK…';

    fetch('/init')
      .then(r => { if (!r.ok) return r.json().then(e => { throw new Error(e.error); }); return r.json(); })
      .then(data => {
        sessionToken = data.token;
        localStorage.setItem(LS_TOKEN_KEY, data.token);
        bar.style.width = '70%';
        return loadCharacters(data.token);
      })
      .then(() => {
        bar.style.width = '100%';
        wrap.style.display = 'none';
        document.getElementById('fileInfoBar').style.display = 'flex';
        document.getElementById('fileInfoBar').innerHTML = `
          <div class="file-info">📦 <span class="file-info-name">super-city-2.010.64-mod-t-5play.apk</span>
          &nbsp;·&nbsp; ${characters.length} characters loaded</div>`;
        document.getElementById('editorLayout').style.display = 'grid';
        setStep(2);
        showToast(`✔ Loaded ${characters.length} characters`);
      })
      .catch(err => {
        wrap.style.display = 'none';
        showToast('Failed to load APK: ' + err.message, true);
      });
  }
})();

// ── LOAD CHARACTERS FROM SERVER ────────────────────────────────────
function loadCharacters(token) {
  return fetch('/characters/' + token)
    .then(r => { if (!r.ok) return r.json().then(e => { throw new Error(e.error); }); return r.json(); })
    .then(data => {
      characters = data.characters;
      document.getElementById('charCount').textContent = characters.length;
      renderList(characters);
    });
}

// ── LIST ───────────────────────────────────────────────────────────
function renderList(list) {
  const el = document.getElementById('charList');
  if (!list.length) { el.innerHTML = '<div style="padding:20px;text-align:center;color:var(--text-dim);font-size:13px;">No results</div>'; return; }
  el.innerHTML = list.map(ch => `
    <div class="char-item ${ch.index === activeIndex ? 'active' : ''}" onclick="selectChar(${ch.index})">
      <div class="char-name">${esc(ch.name)}</div>
      <div class="char-alias">${esc(ch.alias)}</div>
    </div>`).join('');
}

document.getElementById('searchInput').addEventListener('input', function () {
  const q = this.value.toLowerCase();
  renderList(q ? characters.filter(c => c.name.toLowerCase().includes(q) || c.alias.toLowerCase().includes(q)) : characters);
});

// ── SELECT ─────────────────────────────────────────────────────────
function selectChar(idx) {
  activeIndex = idx;
  const ch = characters[idx];
  document.getElementById('emptyState').style.display = 'none';
  const ea = document.getElementById('editorArea');
  ea.style.display = 'flex';

  document.getElementById('charHeaderPanel').innerHTML = `
    <div class="char-avatar">⚡</div>
    <div class="char-info">
      <div class="char-display-name">${esc(ch.name)}</div>
      <div class="char-display-alias">${esc(ch.alias)}</div>
      <div class="char-index">CHARACTER #${idx + 1}</div>
    </div>`;

  Object.keys(STAT_MAP).forEach(key => {
    const v = parseInt(ch.fields[STAT_MAP[key]], 10) || 0;
    document.getElementById(key).value = v;
    document.getElementById(key).oninput = () => onStatChange(key);
    updateBar(key, v);
  });
  document.getElementById('unsavedBadge').style.display = 'none';

  const q = document.getElementById('searchInput').value.toLowerCase();
  renderList(q ? characters.filter(c => c.name.toLowerCase().includes(q) || c.alias.toLowerCase().includes(q)) : characters);
}

function onStatChange(key) {
  const el = document.getElementById(key);
  const v  = parseInt(el.value, 10);
  const ok = !isNaN(v) && v >= 0 && v <= 99999;
  el.classList.toggle('invalid', !ok);
  if (ok) updateBar(key, v);
  document.getElementById('unsavedBadge').style.display = '';
}

function updateBar(key, val) {
  const bar = document.getElementById(key + 'Bar');
  const lbl = document.getElementById(key + 'Val');
  if (bar) bar.style.width = Math.min(100, (val / 99999) * 100) + '%';
  if (lbl) lbl.textContent = val;
}

function stepStat(key, delta) {
  const el = document.getElementById(key);
  let v = Math.max(0, Math.min(99999, (parseInt(el.value, 10) || 0) + delta));
  el.value = v;
  el.classList.remove('invalid');
  updateBar(key, v);
  document.getElementById('unsavedBadge').style.display = '';
}

function saveCharacter() {
  if (activeIndex < 0) return;
  const ch = characters[activeIndex];
  let valid = true;
  const edits = [];

  Object.keys(STAT_MAP).forEach(key => {
    const v = parseInt(document.getElementById(key).value, 10);
    if (isNaN(v) || v < 0 || v > 99999) { valid = false; document.getElementById(key).classList.add('invalid'); return; }
    edits.push({ characterIndex: ch.index, fieldIndex: STAT_MAP[key], value: String(v) });
    // Update local cache too
    ch.fields[STAT_MAP[key]] = String(v);
    updateBar(key, v);
  });

  if (!valid) { showToast('Fix invalid values first', true); return; }

  // Persist edits server-side via /edit-bulk
  fetch('/edit-bulk', {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ token: sessionToken, edits }),
  })
  .then(r => { if (!r.ok) return r.json().then(e => { throw new Error(e.error); }); return r.json(); })
  .then(() => {
    document.getElementById('unsavedBadge').style.display = 'none';
    showToast(`✔ ${ch.name} saved`);
    setStep(3);
  })
  .catch(err => showToast('Save failed: ' + err.message, true));
}

function resetCharacter() {
  if (activeIndex < 0) return;
  // Ask server to reset characters.txt to original APK state
  fetch('/reset/' + sessionToken, { method: 'POST' })
    .then(r => { if (!r.ok) return r.json().then(e => { throw new Error(e.error); }); return r.json(); })
    .then(() => loadCharacters(sessionToken))
    .then(() => {
      // Re-select current character to refresh UI
      if (activeIndex < characters.length) selectChar(activeIndex);
      showToast('↺ Reset all to original');
    })
    .catch(err => showToast('Reset failed: ' + err.message, true));
}

// ── EXPORT ─────────────────────────────────────────────────────────
function exportAPK() {
  if (!sessionToken) { showToast('No APK session — reload page', true); return; }

  const btn = document.getElementById('exportBtn');
  btn.disabled = true;
  btn.textContent = '⏳ Building APK…';
  showToast('Patching & signing APK, please wait…');

  fetch('/patch', {
    method:  'POST',
    headers: { 'Content-Type': 'application/json' },
    body:    JSON.stringify({ token: sessionToken }),
  })
  .then(res => {
    if (!res.ok) return res.json().then(e => { throw new Error(e.error); });
    return res.json();
  })
  .then(data => {
    btn.disabled = false;
    btn.textContent = '⬇ Export Patched APK';
    showToast('✔ Patched — click the download link');
    setStep(3);
    // Trigger browser download
    const a = document.createElement('a');
    a.href = data.url;
    a.download = 'supercity_modded.apk';
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
    // Refresh download bar
    const bar = document.getElementById('downloadBar');
    bar.innerHTML = `<div class="file-info" style="background:rgba(61,220,151,0.08);border-color:var(--civilian);">
      ✔ <span class="file-info-name" style="color:var(--civilian)">Patched APK ready</span> &nbsp;·&nbsp;
      <a href="${data.url}" style="color:var(--accent);font-weight:700;letter-spacing:1px;" download="supercity_modded.apk">Click here to download again</a>
    </div>`;
    bar.style.display = 'block';
  })
  .catch(err => {
    btn.disabled = false;
    btn.textContent = '⬇ Export Patched APK';
    showToast('Error: ' + err.message, true);
  });
}

// ── HELPERS ────────────────────────────────────────────────────────
function setStep(n) {
  [1,2,3].forEach(i => {
    const el = document.getElementById('step' + i);
    el.className = 'step' + (i < n ? ' done' : i === n ? ' active' : '');
  });
}

let toastTimer;
function showToast(msg, isError = false) {
  const t = document.getElementById('toast');
  t.textContent = msg;
  t.className = 'toast show' + (isError ? ' error' : '');
  clearTimeout(toastTimer);
  toastTimer = setTimeout(() => t.className = 'toast', 3200);
}

function esc(s) {
  return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
}
</script>
</body>
</html>