auction/narc.html at main · DQIX/auction · GitHub

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<!DOCTYPE html>
<html lang="ja">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>NARC 簡易リーダー</title>

    <meta property="og:type" content="website">
    <meta property="og:title" content="NARC 簡易リーダー">
    <meta property="og:description" content="任天堂ds独自のzipアーカイブである、NARCフォーマットをブラウザ上でを読み込み、内蔵ファイルを個別ダウンロードできる簡易ツールです。リトルエンディアンのみ対応しています。">
    <meta property="og:url" content="https://dqix.github.io/auction/">
    <meta property="og:site_name" content="NARC 簡易リーダー">
    <meta property="og:locale" content="ja_JP">

    <meta name="twitter:card" content="summary">
    <meta name="twitter:title" content="NARC 簡易リーダー">
    <meta name="twitter:description" content="任天堂ds独自のzipアーカイブである、NARCフォーマットをブラウザ上でを読み込み、内蔵ファイルを個別ダウンロードできる簡易ツールです。リトルエンディアンのみ対応しています。">
    <meta name="twitter:url" content="https://dqix.github.io/auction/">
    <meta name="twitter:site" content="@Daisuke76897125">
    <meta name="twitter:creator" content="@Daisuke76897125">

    <meta name="description" content="任天堂ds独自のzipアーカイブである、NARCフォーマットをブラウザ上でを読み込み、内蔵ファイルを個別ダウンロードできる簡易ツールです。リトルエンディアンのみ対応しています。">

    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            max-width: 1200px;
            margin: 20px auto;
            padding: 0 20px;
            background: #f5f5f5;
        }
        .container {
            background: white;
            border-radius: 8px;
            padding: 24px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }
        h1 { color: #333; margin-top: 0; }
        .drop-zone {
            border: 3px dashed #ccc;
            border-radius: 8px;
            padding: 60px 20px;
            text-align: center;
            background: #fafafa;
            transition: all 0.3s;
            cursor: pointer;
        }
        .drop-zone.drag-over {
            border-color: #4CAF50;
            background: #e8f5e9;
        }
        .drop-zone:hover {
            border-color: #999;
        }
        .info-panel {
            margin: 20px 0;
            padding: 16px;
            background: #f0f0f0;
            border-radius: 4px;
        }
        .file-list {
            max-height: 400px;
            overflow-y: auto;
            border: 1px solid #ddd;
            border-radius: 4px;
            margin: 16px 0;
        }
        .file-item {
            padding: 12px 16px;
            border-bottom: 1px solid #eee;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.2s;
        }
        .file-item:hover {
            background: #f9f9f9;
        }
        .file-item:last-child {
            border-bottom: none;
        }
        .file-item .file-name {
            flex: 1;
            font-family: 'Consolas', monospace;
            word-break: break-all;
        }
        .file-item .file-info {
            color: #666;
            font-size: 12px;
            margin-right: 12px;
        }
        button {
            background: #4CAF50;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 14px;
            margin-right: 8px;
            transition: background 0.3s;
        }
        button:hover {
            background: #45a049;
        }
        button:disabled {
            background: #ccc;
            cursor: not-allowed;
        }
        .btn-secondary {
            background: #2196F3;
        }
        .btn-secondary:hover {
            background: #0b7dda;
        }
        .btn-danger {
            background: #f44336;
        }
        .btn-danger:hover {
            background: #da190b;
        }
        .actions {
            margin-top: 16px;
        }
        input[type="text"] {
            padding: 8px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 14px;
            width: 200px;
        }
        .folder-item {
            padding: 8px 16px;
            background: #e3f2fd;
            border-bottom: 1px solid #90caf9;
            font-weight: bold;
            color: #1976d2;
        }
        .indent-1 { padding-left: 32px; }
        .indent-2 { padding-left: 48px; }
        .indent-3 { padding-left: 64px; }
    </style>
</head>
<body>
<div class="container">
    <h1>🗃️ NARC Reader/Writer (FNT対応)</h1>

    <div class="drop-zone" id="dropZone">
        <p style="font-size: 18px; margin: 0;">📁 NARCファイルをここにドロップ</p>
        <p style="color: #666; margin-top: 8px;">またはクリックしてファイルを選択</p>
        <input type="file" id="fileInput" style="display:none" accept=".narc">
    </div>

    <div id="infoPanel" class="info-panel" style="display:none">
        <h3 style="margin-top:0">NARC情報</h3>
        <div id="narcInfo"></div>
    </div>

    <div id="fileListContainer" style="display:none">
        <h3>ファイル一覧</h3>
        <div class="file-list" id="fileList"></div>
        <div class="actions">
            <button id="saveNarc">NARC保存</button>
            <button id="addFile" class="btn-secondary">ファイル追加</button>
            <label>
                <input type="checkbox" id="keepFnt" checked> FNT保持
            </label>
        </div>
    </div>
</div>

<script>

    let _Narc;

    async function loadNarc() {
        if (_Narc) return _Narc;
        try {
            await loadScript('https://cdn.jsdelivr.net/gh/DQIX/auction@1.2.3/_src/narc.min.js');
            if (!Narc) throw new Error('Narc not loaded');
            _Narc = Narc;
            return _Narc;
        } catch (e) {
            console.error(e);
            throw new Error('Failed to load narc.min.js');
        }
    }

    async function loadScript(src) {
        return new Promise((resolve, reject) => {
            const script = document.createElement('script');
            script.src = src;
            script.onload = () => resolve();
            script.onerror = () => reject(new Error(`Failed to load script: ${src}`));
            document.head.appendChild(script);
        });
    }


    class BinWriter {
        constructor(){ this.a = []; }
        putByte(v){ this.a.push(v & 0xFF); }
        putLShort(v){ this.a.push(v & 0xFF, (v>>>8) & 0xFF); }
        putLInt(v){
            this.a.push(v & 0xFF, (v>>>8)&0xFF, (v>>>16)&0xFF, (v>>>24)&0xFF);
        }
        putBytes(bytes){ for(const b of bytes) this.a.push(b); }
        putAscii(str){ for(const b of new TextEncoder().encode(str)) this.a.push(b); }
        align(n, pad=0){ while(this.a.length % n) this.a.push(pad); }
        toUint8(){ return Uint8Array.from(this.a); }
        get length(){ return this.a.length; }
    }
    class BinReader {
        constructor(bytes){ this.b = bytes; this.o = 0; }
        get eof(){ return this.o >= this.b.length; }
        getByte(){ return this.b[this.o++]; }
        getLShort(){ const v = this.b[this.o] | (this.b[this.o+1]<<8); this.o+=2; return v>>>0; }
        getLInt(){
            const v = (this.b[this.o] | (this.b[this.o+1]<<8) | (this.b[this.o+2]<<16) | (this.b[this.o+3]<<24))>>>0;
            this.o+=4; return v;
        }
        skip(n){ this.o += n; }
        slice(n){ const out = this.b.slice(this.o, this.o+n); this.o += n; return out; }
        readString(n){ return new TextDecoder().decode(this.slice(n)); }
        getPos(){ return this.o; }
        setPos(p){ this.o = p; }
    }

    // ===================== 4. UI ロジック =====================
    let currentNarc = null;
    let currentFileName = 'output.narc';

    const dropZone = document.getElementById('dropZone');
    const fileInput = document.getElementById('fileInput');
    const infoPanel = document.getElementById('infoPanel');
    const narcInfo = document.getElementById('narcInfo');
    const fileListContainer = document.getElementById('fileListContainer');
    const fileList = document.getElementById('fileList');

    dropZone.addEventListener('click', () => fileInput.click());
    dropZone.addEventListener('dragover', (e) => {
        e.preventDefault();
        dropZone.classList.add('drag-over');
    });
    dropZone.addEventListener('dragleave', () => {
        dropZone.classList.remove('drag-over');
    });
    dropZone.addEventListener('drop', (e) => {
        e.preventDefault();
        dropZone.classList.remove('drag-over');
        if(e.dataTransfer.files.length > 0){
            loadNarcFile(e.dataTransfer.files[0]);
        }
    });

    fileInput.addEventListener('change', (e) => {
        if(e.target.files.length > 0){
            loadNarcFile(e.target.files[0]);
        }
    });

    async function loadNarcFile(file){
        const Narc = await loadNarc(); // ← ここで確実にロード済みにする
        currentFileName = file.name;
        const reader = new FileReader();
        reader.onload = (e) => {
            try {
                currentNarc = Narc.load(new Uint8Array(e.target.result));
                displayNarcInfo();
                displayFileList();
            } catch(err) {
                alert('NARCファイルの読み込みに失敗: ' + err.message);
            }
        };
        reader.readAsArrayBuffer(file);
    }

    function displayNarcInfo(){
        const hasFnt = currentNarc.fnt && currentNarc.fnt.files.length > 0;
        narcInfo.innerHTML = `
    <strong>ファイル数:</strong> ${currentNarc.files.length}<br>
    <strong>エンディアン:</strong> ${currentNarc.endian === 'big' ? 'Big' : 'Little'}<br>
    <strong>FNT:</strong> ${hasFnt ? '有り' : '無し'}
  `;
        infoPanel.style.display = 'block';
    }

    function displayFileList(){
        fileList.innerHTML = '';

        const hasFnt = currentNarc.fnt && currentNarc.fnt.files.length > 0;

        if(hasFnt){
            renderFolder(currentNarc.fnt, fileList, 0);
        } else {
            currentNarc.files.forEach((file, i) => {
                addFileItem(i, `[${i}]`, file.length, fileList);
            });
        }

        fileListContainer.style.display = 'block';
    }

    function renderFolder(folder, container, indent){
        if(indent > 0){
            const folderDiv = document.createElement('div');
            folderDiv.className = `folder-item indent-${Math.min(indent, 3)}`;
            folderDiv.textContent = `📁 ${folder.name}/`;
            container.appendChild(folderDiv);
        }

        for(let i = 0; i < folder.files.length; i++){
            const id = folder.firstId + i;
            const name = folder.files[i];
            const size = currentNarc.files[id]?.length || 0;
            addFileItem(id, name, size, container, indent + 1);
        }

        for(const sub of Object.values(folder.folders)){
            renderFolder(sub, container, indent + 1);
        }
    }

    function addFileItem(id, name, size, container, indent = 0){
        const item = document.createElement('div');
        item.className = `file-item indent-${Math.min(indent, 3)}`;
        item.innerHTML = `
    <span class="file-name"><strong>${id}:</strong> ${name}</span>
    <span class="file-info">${size} B</span>
    <div>
      <button onclick="downloadFile(${id})" class="btn-secondary">DL</button>
      <button onclick="replaceFile(${id})" class="btn-secondary">置換</button>
      <button onclick="removeFile(${id})" class="btn-danger">削除</button>
    </div>
  `;
        container.appendChild(item);
    }

    window.downloadFile = (id) => {
        const blob = new Blob([currentNarc.files[id]]);
        const url = URL.createObjectURL(blob);
        const a = document.createElement('a');
        const name = currentNarc.fnt.getFilenameOf(id) || `file_${id}.bin`;
        a.href = url;
        a.download = name.replace(/\//g, '_');
        a.click();
        URL.revokeObjectURL(url);
    };

    window.replaceFile = (id) => {
        const input = document.createElement('input');
        input.type = 'file';
        input.onchange = (e) => {
            const file = e.target.files[0];
            if(!file) return;
            const reader = new FileReader();
            reader.onload = (ev) => {
                currentNarc.files[id] = new Uint8Array(ev.target.result);
                displayFileList();
                alert('置換完了');
            };
            reader.readAsArrayBuffer(file);
        };
        input.click();
    };

    window.removeFile = (id) => {
        if(confirm('削除しますか?')){
            currentNarc.files.splice(id, 1);
            displayFileList();
            displayNarcInfo();
        }
    };

    document.getElementById('saveNarc').addEventListener('click', () => {
        const keepFnt = document.getElementById('keepFnt').checked;
        const data = currentNarc.save(keepFnt);
        const blob = new Blob([data]);
        const url = URL.createObjectURL(blob);
        const a = document.createElement('a');
        a.href = url;
        a.download = currentFileName;
        a.click();
        URL.revokeObjectURL(url);
    });

    document.getElementById('addFile').addEventListener('click', () => {
        const name = prompt('ファイル名 (空欄可):');
        const input = document.createElement('input');
        input.type = 'file';
        input.onchange = (e) => {
            const file = e.target.files[0];
            if(!file) return;
            const reader = new FileReader();
            reader.onload = (ev) => {
                currentNarc.addFile(ev.target.result, name || null);
                displayFileList();
                displayNarcInfo();
                alert('追加完了');
            };
            reader.readAsArrayBuffer(file);
        };
        input.click();
    });
</script>
</body>
</html>