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comic-character-extractor

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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>Comic Character Extractor</title>
<style>
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');
*{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#0a0a0c;--panel:#131316;--panel2:#0e0e11;--canvas:#08080a;
    --border:#232328;--border2:#33333a;
    --text:#e4e4e7;--muted:#a1a1aa;--dim:#6b6b75;--faint:#4a4a52;
    --accent:#1E90FF;--accent2:#47A3FF;--accent3:#7CB8FF;
    --menubar-h:48px;--statusbar-h:30px;--rail-w:52px;--inspector-w:360px;--filmstrip-h:132px;
}
html,body{height:100%}
body{background:var(--bg);font-family:'Inter',system-ui,-apple-system,sans-serif;font-size:13px;color:var(--text);overflow:hidden}
.studio{display:grid;height:100vh;grid-template-rows:var(--menubar-h) 1fr var(--statusbar-h);grid-template-columns:var(--rail-w) 1fr var(--inspector-w);grid-template-areas:"menubar menubar menubar""rail workspace inspector""statusbar statusbar statusbar"}
.menubar{grid-area:menubar;display:flex;align-items:center;gap:14px;background:var(--panel);border-bottom:1px solid var(--border);padding:0 16px;z-index:50}
.menubar-logo{width:28px;height:28px;background:linear-gradient(135deg,#1E90FF,#47A3FF,#7CB8FF);border-radius:8px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(30,144,255,.35);flex-shrink:0}
.menubar-logo svg{width:15px;height:15px;fill:#fff}
.menubar-title{font-size:14px;font-weight:700;letter-spacing:-.2px;white-space:nowrap}
.menubar-title span{color:var(--dim);font-weight:500}
.menubar-badge{font-size:10px;font-weight:700;padding:2px 8px;border-radius:12px;background:rgba(30,144,255,.14);color:var(--accent2);border:1px solid rgba(30,144,255,.25);letter-spacing:.4px;white-space:nowrap}
.menubar-spacer{flex:1}
.menubar-status{display:flex;align-items:center;gap:7px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--dim)}
.menubar-status .dot{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 6px rgba(74,222,128,.6)}
.menubar-status .dot.off{background:#f87171;box-shadow:0 0 6px rgba(248,113,113,.5)}
.gh-btn{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:7px;text-decoration:none;font-size:12px;font-weight:600;background:var(--accent);color:#fff;border:1px solid rgba(255,255,255,.15);transition:all .15s ease;flex-shrink:0}
.gh-btn:hover{background:var(--accent2)}
.gh-btn svg{fill:#fff;width:13px;height:13px}
.rail{grid-area:rail;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:10px 0;gap:4px;overflow-y:auto;z-index:40}
.rail-btn{width:38px;height:38px;border-radius:9px;border:1px solid transparent;background:transparent;color:var(--dim);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;position:relative}
.rail-btn:hover:not(:disabled){background:rgba(30,144,255,.12);color:var(--accent3);border-color:rgba(30,144,255,.25)}
.rail-btn.active{background:rgba(30,144,255,.20);color:var(--accent2);border-color:rgba(30,144,255,.4)}
.rail-btn:disabled{opacity:.3;cursor:not-allowed}
.rail-btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.rail-sep{width:24px;height:1px;background:var(--border);margin:6px 0}
.rail-label{font-size:8px;font-weight:700;color:var(--faint);letter-spacing:1px;text-transform:uppercase;margin:8px 0 2px;user-select:none}
.workspace{grid-area:workspace;display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--canvas)}
.canvas-head{display:flex;align-items:center;gap:10px;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--panel2);flex-shrink:0}
.seg-control{display:inline-flex;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:2px;gap:2px}
.seg-btn{padding:4px 14px;font-size:11px;font-weight:600;color:var(--dim);background:transparent;border:none;border-radius:6px;cursor:pointer;font-family:'Inter',sans-serif;transition:all .15s;letter-spacing:.2px}
.seg-btn:hover:not(.active){color:var(--muted)}
.seg-btn.active{background:rgba(30,144,255,.18);color:var(--accent2)}
.canvas-meta{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1}
.canvas-actions{display:flex;align-items:center;gap:6px}
.canvas-stage{flex:1;position:relative;overflow:hidden;min-height:0;display:flex;align-items:center;justify-content:center;background:repeating-conic-gradient(#0c0c0f 0% 25%, #08080a 0% 50%) 0 0/24px 24px}
.canvas-stage img.modern-out-img{max-width:calc(100% - 48px);max-height:calc(100% - 48px);box-shadow:0 12px 48px rgba(0,0,0,.7),0 0 0 1px var(--border);border-radius:4px;cursor:zoom-in;image-rendering:auto;animation:canvasIn .3s ease}
@keyframes canvasIn{from{opacity:0;transform:scale(.985)}to{opacity:1;transform:scale(1)}}
.canvas-placeholder{text-align:center;color:var(--faint);user-select:none;display:flex;flex-direction:column;align-items:center;gap:14px;padding:24px}
.canvas-placeholder svg{width:72px;height:72px;opacity:.5}
.canvas-placeholder .cp-title{font-size:15px;font-weight:600;color:var(--dim)}
.canvas-placeholder .cp-sub{font-size:12px;line-height:1.7;max-width:340px}
.canvas-placeholder kbd{padding:1px 6px;background:var(--panel);border:1px solid var(--border2);border-radius:4px;font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--muted)}
.modern-loader{display:none;position:absolute;inset:0;background:rgba(8,8,10,.9);z-index:15;flex-direction:column;align-items:center;justify-content:center;gap:16px;backdrop-filter:blur(5px)}
.modern-loader.active{display:flex}
.loader-spinner{width:38px;height:38px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-text{font-size:13px;color:var(--muted);font-weight:500;text-align:center;padding:0 16px}
.loader-bar-track{width:220px;height:4px;background:var(--border);border-radius:2px;overflow:hidden}
.loader-bar-fill{height:100%;width:100%;background:linear-gradient(90deg,#1E90FF,#47A3FF,#1E90FF);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:2px;transition:width .3s ease}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.filmstrip{height:var(--filmstrip-h);flex-shrink:0;background:var(--panel);border-top:1px solid var(--border);display:flex;min-height:0;overflow:hidden}
.filmstrip-section{display:flex;flex-direction-column;min-width:0;padding:8px 0 8px 14px}
.filmstrip-section.inputs{flex:1.2;border-right:1px solid var(--border)}
.filmstrip-section.history{flex:1}
.filmstrip-label{font-size:9px;font-weight:700;color:var(--faint);letter-spacing:1.2px;text-transform:uppercase;margin-bottom:6px;display:flex;align-items:center;gap:8px;user-select:none;flex-shrink:0}
.filmstrip-label .count{font-family:'JetBrains Mono',monospace;font-weight:500;color:var(--dim);background:var(--panel2);border:1px solid var(--border);border-radius:4px;padding:0 5px;font-size:9px}
.filmstrip-row{display:flex;gap:8px;overflow-x:auto;overflow-y:hidden;flex:1;align-items:flex-start;padding-bottom:4px;padding-right:14px}
.filmstrip-row::-webkit-scrollbar{height:5px}
.filmstrip-row::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.fs-thumb{position:relative;flex-shrink:0;width:76px;height:76px;border-radius:8px;overflow:hidden;border:2px solid var(--border);cursor:pointer;transition:all .15s;background:var(--panel2);animation:thumbIn .25s ease}
@keyframes thumbIn{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
.fs-thumb:hover{border-color:var(--border2);transform:translateY(-2px)}
.fs-thumb.selected{border-color:var(--accent);box-shadow:0 0 0 2px rgba(30,144,255,.25)}
.fs-badge{position:absolute;bottom:4px;left:4px;background:rgba(0,0,0,.75);color:#fff;padding:1px 6px;border-radius:4px;font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:600}
.fs-empty{flex-shrink:0;display:flex;align-items:center;height:76px;color:var(--faint);font-size:11px;font-style:italic;padding-right:12px}
.inspector{grid-area:inspector;background:var(--panel);border-left:1px solid var(--border);display:flex;flex-direction:column;min-height:0;z-index:40}
.inspector-tabs{display:flex;border-bottom:1px solid var(--border);flex-shrink:0}
.insp-tab{flex:1;padding:11px 8px;font-size:11px;font-weight:700;color:var(--dim);background:transparent;border:none;border-bottom:2px solid transparent;cursor:pointer;font-family:'Inter',sans-serif;text-transform:uppercase;letter-spacing:.8px;transition:all .15s}
.insp-tab:hover:not(.active){color:var(--muted)}
.insp-tab.active{color:var(--accent2);border-bottom-color:var(--accent)}
.insp-page{display:none;flex:1;overflow-y:auto;min-height:0;flex-direction-column}
.insp-page.active{display:flex}
.insp-section{border-bottom:1px solid var(--border);padding:14px 18px}
.insp-section-title{font-size:10px;font-weight:700;color:var(--dim);text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}
.insp-section .info-text{font-size:10px;color:var(--faint);font-family:'JetBrains Mono',monospace;line-height:1.5;white-space:pre-wrap;word-break:break-word}
.btn-run{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;background:linear-gradient(135deg,#1E90FF,#1873CC);border:none;border-radius:9px;padding:12px 24px;cursor:pointer;font-size:14px;font-weight:700;font-family:'Inter',sans-serif;color:#fff;transition:all .2s ease;letter-spacing:-.2px;box-shadow:0 4px 16px rgba(30,144,255,.3),inset 0 1px 0 rgba(255,255,255,.1)}
.btn-run:hover:not(:disabled){background:linear-gradient(135deg,#47A3FF,#1E90FF);transform:translateY(-1px);box-shadow:0 6px 24px rgba(30,144,255,.45),inset 0 1px 0 rgba(255,255,255,.15)}
.btn-run:active:not(:disabled){transform:translateY(0)}
.btn-run:disabled{opacity:.55;cursor:not-allowed}
.btn-run svg{width:16px;height:16px;fill:#fff}
.statusbar{grid-area:statusbar;background:var(--panel);border-top:1px solid var(--border);display:flex;align-items:center;gap:4px;padding:0 14px;font-size:11px;z-index:50}
.statusbar .sb-section{padding:0 10px;display:flex;align-items:center;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);overflow:hidden;white-space:nowrap;gap:6px}
.statusbar .sb-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.sb-pill{padding:2px 12px;border-radius:5px;font-weight:600;font-size:10px;background:rgba(30,144,255,.1);color:var(--accent2)}
.sb-pill.error{background:rgba(239,68,68,.12);color:#f87171}
.sb-pill.done{background:rgba(34,197,94,.12);color:#4ade80}
.toast-notification{position:fixed;top:60px;left:50%;transform:translateX(-50%) translateY(-140%);z-index:9999;padding:10px 22px;border-radius:9px;font-family:'Inter',sans-serif;font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px;box-shadow:0 8px 24px rgba(0,0,0,.5);transition:transform .35s cubic-bezier(.34,1.56,.64,1),opacity .35s ease;opacity:0;pointer-events:none}
.toast-notification.visible{transform:translateX(-50%) translateY(0);opacity:1;pointer-events:auto}
.toast-notification.error{background:linear-gradient(135deg,#dc2626,#b91c1c);color:#fff;border:1px solid rgba(255,255,255,.15)}
.toast-notification.warning{background:linear-gradient(135deg,#d97706,#b45309);color:#fff;border:1px solid rgba(255,255,255,.15)}
.toast-notification.info{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border:1px solid rgba(255,255,255,.15)}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:10000;display:none;align-items:center;justify-content:center;cursor:zoom-out;backdrop-filter:blur(6px);animation:fadeIn .2s ease}
.lightbox.visible{display:flex}
.lightbox img{max-width:94vw;max-height:94vh;border-radius:6px;box-shadow:0 20px 60px rgba(0,0,0,.8)}
.drop-overlay{position:fixed;inset:0;z-index:9000;background:rgba(8,8,10,.85);display:none;align-items:center;justify-content:center;pointer-events:none;backdrop-filter:blur(3px)}
.drop-overlay.visible{display:flex}
.drop-overlay-inner{border:3px dashed var(--accent);border-radius:22px;padding:56px 76px;font-size:19px;font-weight:700;color:var(--accent2);background:rgba(30,144,255,.06)}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}
@media(max-width:960px){.studio{flex-direction:column;height:auto;min-height:100vh}.rail{flex-direction:row;overflow-x-auto}.filmstrip{flex-direction:column}}
</style>
</head>
<body>
<div class="studio">
  <div class="menubar">
    <div class="menubar-logo"><svg viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M12 23c-3.6 0-8-2.69-8-7.5 0-3.5 3-6.5 4.5-8 .27-.27.75-.08.75.28v2.44c0 .42.5.63.72.28C12.28 7.5 13 3 13 1c0-.42.48-.64.8-.35C18 4.5 20 9 20 12c0 5.5-3.5 11-8 11z"/></svg></div>
    <div class="menubar-title">Comic Character Extractor <span>/ Auto Extract</span></div>
    <span class="menubar-badge">Auto-Detect</span>
    <span class="menubar-badge">Neutral-Prompt</span>
    <div class="menubar-spacer"></div>
    <div class="menubar-status"><span class="dot" id="conn-dot"></span><span id="conn-text">connecting…</span></div>
    <a href="https://huggingface.co/spaces/prithivMLmods/Qwen-Image-Edit-2511-LoRAs-Fast" target="_blank" rel="noopener" class="gh-btn">
      <svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 .07.01.14.01.21 0 .19-.01.82-.01 1.49 3.17-.71 5.09-3.21 5.09-6.21 0-3.46-2.86-6.25-6.64-6.25-.05 0-.1.01-.15.01 0-.01-.01 0 0-.01z"/></svg><span>Base Space</span>
    </a>
  </div>

  <div class="rail">
    <div class="rail-label">Input</div>
    <button class="rail-btn" id="tb-upload" title="Upload comic page"><svg viewBox="0 0 24 24"><path d="M21 15v4a2 2 0 01-2 2H5a2 2 0 01-2-2v-4"/><polyline points="17 8 12 3 7 8"/><line x1="12" y1="3" x2="12" y2="15"/></svg></button>
    <button class="rail-btn" id="tb-clear" title="Clear all images"><svg viewBox="0 0 24 24"><polyline points="3 6 5 6 21 6"/><path d="M19 6v14a2 2 0 01-2 2H7a2 2 0 01-2-2V6f3 0V4a2 2 0 0 2-2-2h4a2 2 0 0 1 2 2v2"/><line x1="10" y1="11" x2="10" y2="17"/><line x1="14" y1="11" x2="14" y2="17"/></svg></button>
    <div class="rail-sep"></div>
    <div class="rail-label">Canvas</div>
    <button class="rail-btn" id="tb-zoom" title="Zoom selected"><svg viewBox="0 0 24 24"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/><line x1="11" y1="8" x2="11" y2="14"/><line x1="8" y1="11" x2="14" y2="11"/></svg></button>
    <button class="rail-btn" id="tb-download" title="Download selected" disabled><svg viewBox="0 0 24 24"><path d="M21 15v4a2 2 0 01-2 2H5a2 2 0 01-2-2v-4"/><polyline points="7 10 12 15 17 10"/></svg></button>
  </div>

  <div class="workspace">
    <div class="canvas-head">
      <div class="seg-control">
        <button class="seg-btn active" id="seg-result">Results</button>
        <button class="seg-btn" id="seg-input">Comic Page</button>
      </div>
      <div class="canvas-meta" id="canvas-meta">No image loaded</div>
    </div>

    <div class="canvas-stage" id="output-image-container">
      <div class="modern-loader" id="output-loader">
        <div class="loader-spinner"></div>
        <div class="loader-text" id="loader-text">Auto-detecting characters…</div>
        <div class="loader-bar-track"><div class="loader-bar-fill" id="loader-bar-fill"></div></div>
      </div>

      <div class="canvas-placeholder" id="output-placeholder">
        <svg viewBox="0 0 80 80" fill="none" xmlns="http://www.w3.org/2000/svg">
          <rect x="8" y="14" width="64" height="52" rx="6" fill="none" stroke="#33333a" stroke-width="2" stroke-dasharray="4 3"/>
          <polygon points="12,62 30,40 42,50 54,34 68,62" fill="rgba(30,144,255,0.1)" stroke="#33333a" stroke-width="1.5"/>
          <circle cx="28" cy="30" r="6" fill="rgba(30,144,255,0.12)" stroke="#33333a" stroke-width="1.5"/>
        </svg>
        <div class="cp-title">Canvas is empty</div>
        <div class="cp-sub">Upload a comic page image and the system will automatically detect and extract every character, rendering each with a neutral reference prompt (plain background, no emotion, no pose, no action).</div>
      </div>
    </div>

    <div class="filmstrip">
      <div class="filmstrip-section inputs">
        <div class="filmstrip-label">Extracted Characters <span class="count" id="tb-image-count">0</span></div>
        <div class="filmstrip-row" id="image-gallery-grid"></div>
      </div>
    </div>

    <div style="padding:12px 16px;border-top:1px solid var(--border);display:none" id="run-bar">
      <button class="btn-run" id="run-btn"><svg viewBox="0 0 24 24"><polygon points="6 4v16l12-8z"/></svg>Auto-Extract Characters</button>
    </div>
  </div>

  <div class="inspector">
    <div class="inspector-tabs">
      <button class="insp-tab active" id="tab-info">Info</button>
      <button class="insp-tab" id="tab-prompt">Neutral Prompt</button>
      <button class="insp-tab" id="tab-log">Log</button>
    </div>
    <div class="insp-page active" id="page-info">
      <div class="insp-section">
        <div class="insp-section-title">How It Works</div>
        <div class="info-text" id="info-text">Loading…</div>
      </div>
      <div class="insp-section">
        <div class="insp-section-title">Models</div>
        <div class="info-text" id="model-info">Loading…</div>
      </div>
    </div>
    <div class="insp-page" id="page-prompt">
      <div class="insp-section">
        <div class="insp-section-title">Neutral Prompt Used</div>
        <div class="info-text" id="neutral-prompt-text">Loading…</div>
      </div>
      <div class="insp-section">
        <div class="insp-section-title">Controls</div>
        <div class="info-text">Steps: 4 (fixed)\nGuidance: 1.0 (fixed — neutral, consistent)\nSeed: randomized per character</div>
      </div>
    </div>
    <div class="insp-page" id="page-log">
      <div class="insp-section">
        <div class="insp-section-title">Activity Log</div>
        <div class="info-text" id="log-text">Ready. Upload a comic page to begin.</div>
      </div>
    </div>
  </div>

  <div class="statusbar">
    <div class="sb-section" id="sb-image-count">No inputs</div>
    <div class="sb-right"><span class="sb-pill" id="sb-status">Ready</span></div>
  </div>
</div>

<input id="custom-file-input" type="file" accept="image/*" multiple style="display:none;" />
<div class="lightbox" id="lightbox"><img alt="zoom"></div>
<div class="drop-overlay" id="drop-overlay"><div class="drop-overlay-inner">Drop comic page here to upload</div></div>

<script type="module">
import { Client } from "https://cdn.jsdelivr.net/npm/@gradio/client/dist/index.min.js";

const galleryGrid=document.getElementById('image-gallery-grid');
const fileInput=document.getElementById('custom-file-input');
const btnUpload=document.getElementById('tb-upload');
const btnClear=document.getElementById('tb-clear');
const btnZoom=document.getElementById('tb-zoom');
const btnDownload=document.getElementById('tb-download');
const runBar=document.getElementById('run-bar');
const btnRun=document.getElementById('run-btn');
const imgCountTb=document.getElementById('tb-image-count');
const imgCountSb=document.getElementById('sb-image-count');
const sbStatus=document.getElementById('sb-status');
const loader=document.getElementById('output-loader');
const loaderText=document.getElementById('loader-text');
const outBody=document.getElementById('output-image-container');
const outPh=document.getElementById('output-placeholder');
const connDot=document.getElementById('conn-dot');
const connText=document.getElementById('conn-text');
const tabInfo=document.getElementById('tab-info');
const tabPrompt=document.getElementById('tab-prompt');
const tabLog=document.getElementById('tab-log');
const pageInfo=document.getElementById('page-info');
const pagePrompt=document.getElementById('page-prompt');
const pageLog=document.getElementById('page-log');
const logText=document.getElementById('log-text');
const neutralPromptText=document.getElementById('neutral-prompt-text');
const infoText=document.getElementById('info-text');
const modelInfo=document.getElementById('model-info');

let images=[];let inputImage=null;let selectedIdx=-1;let running=false;let client=null;let viewMode='result';

function showToast(message,type){let toast=document.getElementById('app-toast');if(!toast){toast=document.createElement('div');toast.id='app-toast';toast.className='toast-notification';toast.innerHTML='<span class="toast-icon"></span><span class="toast-text"></span>';document.body.appendChild(toast)}const icon=toast.querySelector('.toast-icon');const text=toast.querySelector('.toast-text');toast.className='toast-notification '+(type||'error');icon.textContent=type==='warning'?'⚠':type==='info'?'ℹ':'✗';text.textContent=message;void toast.offsetWidth;toast.classList.add('visible');setTimeout(()=>toast.classList.remove('visible'),4000)}

function setStatus(text,cls){sbStatus.textContent=text;sbStatus.className='sb-pill'+(cls?' '+cls:'')}

function addLog(msg){const ts=new Date().toLocaleTimeString();logText.textContent='['+ts+'] '+msg+'\n'+logText.textContent}

async function initClient(){try{client=new Client('self');connDot.classList.remove('off');connText.textContent='connected';addLog('Connected to backend');const cfg=await client.call('config');if(cfg&&cfg.neutral_prompt){neutralPromptText.textContent=cfg.neutral_prompt;infoText.textContent='1. Upload a comic page image\n2. Grounding DINO (tiny) detects all characters\n3. SAM (vit-base) segments each character\n4. Each character is cropped onto plain white bg\n5. Qwen-Image-Edit-2511 re-renders with neutral prompt';modelInfo.textContent='Detector: '+cfg.model_info.detector+'\nSegmenter: '+cfg.model_info.segmenter+'\nEditor: '+cfg.model_info.editor+'\nLoRA: '+cfg.model_info.lora}}catch(e){connDot.classList.add('off');connText.textContent='disconnected';addLog('Connection error: '+e.message)}}

function setViewMode(mode){viewMode=mode;document.getElementById('seg-result').classList.toggle('active',mode==='result');document.getElementById('seg-input').classList.toggle('active',mode==='input');renderCanvas()}

function renderCanvas(){let img=outBody.querySelector('img');const showResult=viewMode==='result'&&images.length>0&&selectedIdx>=0;const showInput=viewMode==='input'&&inputImage;if(showResult||showInput){outPh.style.display='none';if(!img){img=document.createElement('img');img.className='modern-out-img';img.addEventListener('click',()=>{if(img.src){document.getElementById('lightbox').querySelector('img').src=img.src;document.getElementById('lightbox').classList.add('visible')}});outBody.appendChild(img)}img.style.display='';if(showResult){img.src=images[selectedIdx].b64;document.getElementById('canvas-meta').textContent='Character #'+images[selectedIdx].index+' · '+(images[selectedIdx].score*100).toFixed(1)+'% confidence'}else{img.src=inputImage;document.getElementById('canvas-meta').textContent='Original comic page'}}else{if(img)img.style.display='none';outPh.style.display='';document.getElementById('canvas-meta').textContent=images.length>0?images.length+' characters extracted — select one to view':(inputImage?'Comic page loaded — click "Extract Characters" to start':'No image loaded')}}updateRailState()}

function updateRailState(){btnDownload.disabled=images.length===0;btnZoom.disabled=!(viewMode==='result'&&images.length>0)&&!(viewMode==='input'&&inputImage);btnClear.disabled=!inputImage}

function updateCounts(){const n=images.length;imgCountTb.textContent=n;imgCountSb.textContent=n>0?n+' character'+(n>1?'s':'')+' extracted':(inputImage?'1 comic page loaded': 'No inputs')}

function renderFilmstrip(){galleryGrid.innerHTML='';if(images.length===0){const empty=document.createElement('div');empty.className='fs-empty';empty.textContent='Characters will appear here after extraction…';galleryGrid.appendChild(empty)}images.forEach((img,i)=>{const t=document.createElement('div');t.className='fs-thumb'+(i===selectedIdx?' selected':'');t.innerHTML='<img src="'+img.b64+'" alt=""><span class="fs-badge">#'+img.index+'</span>';t.addEventListener('click',()=>{selectedIdx=i;renderFilmstrip();setViewMode('result')});galleryGrid.appendChild(t)})}

function addInputImage(b64,name){inputImage=b64;images=[];selectedIdx=-1;renderFilmstrip();updateCounts();setViewMode('input');addLog('Uploaded: '+(name||'comic page')+' — ready to extract');runBar.style.display='block'}

function processFiles(files){Array.from(files).forEach(file=>{if(!file.type.startsWith('image/'))return;const reader=new FileReader();reader.onload=(e)=>addInputImage(e.target.result,file.name);reader.readAsDataURL(file)})}

fileInput.addEventListener('change',(e)=>{processFiles(e.target.files);e.target.value=''});
btnUpload.addEventListener('click',()=>fileInput.click());
btnClear.addEventListener('click',()=>{images=[];inputImage=null;selectedIdx=-1;renderFilmstrip();updateCounts();setViewMode('result');runBar.style.display='none'});

btnDownload.addEventListener('click',()=>{if(viewMode==='result'&&images.length>0&&selectedIdx>=0){const a=document.createElement('a');a.href=images[selectedIdx].b64;a.download='character_'+images[selectedIdx].index+'.png';a.click()}else if(viewMode==='input'&&inputImage){const a=document.createElement('a');a.href=inputImage;a.download='comic_page.png';a.click()}});

btnZoom.addEventListener('click',()=>{if(viewMode==='result'&&images.length>0&&selectedIdx>=0){document.getElementById('lightbox').querySelector('img').src=images[selectedIdx].b64;document.getElementById('lightbox').classList.add('visible')}else if(viewMode==='input'&&inputImage){document.getElementById('lightbox').querySelector('img').src=inputImage;document.getElementById('lightbox').classList.add('visible')}});

btnRun.addEventListener('click',runExtraction);

let dragDepth=0;
window.addEventListener('dragenter',(e)=>{if(!e.dataTransfer||!Array.from(e.dataTransfer.types).includes('Files'))return;e.preventDefault();dragDepth++;document.getElementById('drop-overlay').classList.add('visible')});
window.addEventListener('dragleave',(e)=>{if(!e.dataTransfer||!Array.from(e.dataTransfer.types).includes('Files'))return;dragDepth=Math.max(0,dragDepth-1);if(dragDepth===0)document.getElementById('drop-overlay').classList.remove('visible')});
window.addEventListener('dragover',(e)=>{e.preventDefault()});
window.addEventListener('drop',(e)=>{e.preventDefault();dragDepth=0;document.getElementById('drop-overlay').classList.remove('visible');if(e.dataTransfer.files.length){processFiles(e.dataTransfer.files);showToast('Added comic page','info')}});

document.addEventListener('paste',(e)=>{if(e.target===document.body&&e.clipboardData&&e.clipboardData.items){const items=e.clipboardData.items;const files=[];for(const item of items){if(item.kind==='file'&&item.type.startsWith('image/')){files.push(item.getAsFile())}}if(files.length){e.preventDefault();processFiles(files);showToast('Pasted comic page','info')}}});

tabInfo.addEventListener('click',()=>{tabInfo.classList.add('active');tabPrompt.classList.remove('active');tabLog.classList.remove('active');pageInfo.classList.add('active');pagePrompt.classList.remove('active');pageLog.classList.remove('active')});
tabPrompt.addEventListener('click',()=>{tabPrompt.classList.add('active');tabInfo.classList.remove('active');tabLog.classList.remove('active');pagePrompt.classList.add('active');pageInfo.classList.remove('active');pageLog.classList.remove('active')});
tabLog.addEventListener('click',()=>{tabLog.classList.add('active');tabInfo.classList.remove('active');tabPrompt.classList.remove('active');pageLog.classList.add('active');pageInfo.classList.remove('active');pagePrompt.classList.remove('active')});

async function runExtraction(){if(!inputImage||running)return;running=true;loader.style.display='flex';loader.classList.add('active');loaderText.textContent='Auto-detecting characters…';setStatus('Extracting characters','');addLog('Started character extraction');try{const result=await client.call('extract_characters',{comic_image_b64:inputImage});if(result&&result.count>0){images=result.characters.map(c=>({b64:c.image,bbox:c.bbox,score:c.score,index:c.index}));selectedIdx=0;renderFilmstrip();updateCounts();setViewMode('result');setStatus('Done — '+images.length+' characters','done');addLog('Extracted '+images.length+' characters');showToast(images.length+' characters extracted','info')}else{setStatus('No characters found','error');addLog('No characters detected');showToast('No characters detected','warning')}}catch(err){const msg=err.message||err;console.error(err);setStatus('Error: '+msg.substring(0,50),'error');addLog('Error: '+msg);showToast('Failed: '+msg.substring(0,100),'error')}}finally{running=false;loader.style.display='none';loader.classList.remove('active')}}

document.addEventListener('keydown',(e)=>{if((e.ctrlKey||e.metaKey)&&e.key==='Enter'&&!running&&inputImage){e.preventDefault();runExtraction()}});

initClient();
</script>
</body>
</html>