Kitsune/grobs_attack.html at main · swallowtail1056-collab/Kitsune · GitHub

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<!DOCTYPE html>
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<title>グロブス・アタック (Grob's Attack) - KitsuneChess</title>
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<div class="app-container">
  <h1 class="opening-title lang-element-ja">グロブス・アタック</h1>
  <h1 class="opening-title lang-element-en">Grob's Attack</h1>

  <div class="opening-intro">
    <p class="lang-element-ja">💡 1手目からg4を突く、非常に型破りなオープニング。理論的には評価が低いが、相手を混乱させ独自のペースに持ち込みたい人向け。</p>
    <p class="lang-element-en">💡 An extremely unorthodox opening starting with 1.g4. Poorly regarded in theory, but great for players who want to confuse opponents and dictate an unusual pace.</p>
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  bB: "data:image/svg+xml;base64,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",
  bR: "data:image/svg+xml;base64,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",
  bQ: "data:image/svg+xml;base64,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",
  bK: "data:image/svg+xml;base64,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",
};

const FOX_WELCOME_SRC = "https://raw.githubusercontent.com/swallowtail1056-collab/Kitsune/main/jene_welcome.png";
const FOX_HAPPY_SRC   = "https://raw.githubusercontent.com/swallowtail1056-collab/Kitsune/main/jene_happy.png";
const FOX_NORMAL_SRC  = "https://raw.githubusercontent.com/swallowtail1056-collab/Kitsune/main/jene_normal.png";
const FOX_SRC         = "https://raw.githubusercontent.com/swallowtail1056-collab/Kitsune/main/jene_quiz.png";
const FOX_WINK_SRC    = "https://raw.githubusercontent.com/swallowtail1056-collab/Kitsune/main/jene_wink.png";
const FOX_BY_MOOD = { welcome:FOX_WELCOME_SRC, normal:FOX_NORMAL_SRC, happy:FOX_HAPPY_SRC, quiz:FOX_SRC, wink:FOX_WINK_SRC };

const initialBoard = [
  ['r','n','b','q','k','b','n','r'],
  ['p','p','p','p','p','p','p','p'],
  ['','','','','','','',''],
  ['','','','','','','',''],
  ['','','','','','','',''],
  ['','','','','','','',''],
  ['P','P','P','P','P','P','P','P'],
  ['R','N','B','Q','K','B','N','R']
];

const LESSON_STEPS = [
  { move:null, moveLabel:{ja:"開始局面", en:"Starting Position"},
    ja:'グロブス・アタックのレッスンを始めるよ！一手ずつジーンと一緒に、なぜその手を指すのかを学んでいこう。',
    en:'Let\'s start the Grob\'s Attack lesson! Jene will walk you through why each move is played, one step at a time.',
    fox:'welcome' },
  { move:{from:[6,6],to:[4,6]}, moveLabel:{ja:"1. g4", en:"1. g4"},
    ja:'💡 白はポーンをg4へ進めるよ。 1手目からg4を突く、非常に型破りなオープニング。理論的には評価が低いが、相手を混乱させ独自のペースに持ち込みたい人向け。',
    en:'💡 White develops the pawn to g4. An extremely unorthodox opening starting with 1.g4. Poorly regarded in theory, but great for players who want to confuse opponents and dictate an unusual pace.',
    fox:'happy' },
  { move:{from:[1,3],to:[3,3]}, moveLabel:{ja:"1...d5", en:"1...d5"},
    ja:'黒はポーンをd5へ進めるよ。',
    en:'Black develops the pawn to d5.',
    fox:'normal' },
  { move:{from:[7,5],to:[6,6]}, moveLabel:{ja:"2. Bg2", en:"2. Bg2"},
    ja:'白はビショップをg2へ進めるよ。',
    en:'White develops the bishop to g2.',
    fox:'normal' },
  { move:{from:[0,2],to:[4,6]}, moveLabel:{ja:"2...Bxg4", en:"2...Bxg4"},
    ja:'黒はビショップでg4の駒を取るよ。',
    en:'Black captures on g4 with the bishop.',
    fox:'normal' },
  { move:{from:[6,2],to:[4,2]}, moveLabel:{ja:"3. c4", en:"3. c4"},
    ja:'白はポーンをc4へ進めるよ。',
    en:'White develops the pawn to c4.',
    fox:'normal' },
  { move:{from:[1,2],to:[2,2]}, moveLabel:{ja:"3...c6", en:"3...c6"},
    ja:'黒はポーンをc6へ進めるよ。',
    en:'Black develops the pawn to c6.',
    fox:'normal' },
  { move:{from:[7,1],to:[5,2]}, moveLabel:{ja:"4. Nc3", en:"4. Nc3"},
    ja:'白はナイトをc3へ進めるよ。',
    en:'White develops the knight to c3.',
    fox:'happy' }
];

const BUTTON_TEXT = { ja:{prev:'← 前へ', next:'次へ →'}, en:{prev:'← Prev', next:'Next →'} };

let currentLang = 'ja';
let currentStep = 0;
let boardSnapshots = [];

function pieceKey(p){
  if(!p) return null;
  return (p === p.toUpperCase() ? 'w' : 'b') + p.toUpperCase();
}
function cloneBoard(b){ return b.map(row => row.slice()); }

function applyMove(board, move){
  const nb = cloneBoard(board);
  if(move){
    const piece = nb[move.from[0]][move.from[1]];
    nb[move.from[0]][move.from[1]] = '';
    nb[move.to[0]][move.to[1]] = piece;
    if(move.castle){
      const rook = nb[move.castle.from[0]][move.castle.from[1]];
      nb[move.castle.from[0]][move.castle.from[1]] = '';
      nb[move.castle.to[0]][move.castle.to[1]] = rook;
    }
  }
  return nb;
}

function buildSnapshots(){
  let board = initialBoard;
  boardSnapshots = [cloneBoard(board)];
  for(let i = 1; i < LESSON_STEPS.length; i++){
    board = applyMove(board, LESSON_STEPS[i].move);
    boardSnapshots.push(cloneBoard(board));
  }
}

function renderBoard(board){
  const grid = document.getElementById('boardGrid');
  grid.innerHTML = '';
  const files = ['a','b','c','d','e','f','g','h'];
  const ranks = ['8','7','6','5','4','3','2','1'];
  for(let r = 0; r < 8; r++){
    for(let c = 0; c < 8; c++){
      const cell = document.createElement('div');
      const isLight = (r + c) % 2 === 0;
      cell.className = 'cell ' + (isLight ? 'light' : 'dark');
      if(c === 0){
        const rankLabel = document.createElement('span');
        rankLabel.className = 'cell-label rank-label';
        rankLabel.textContent = ranks[r];
        cell.appendChild(rankLabel);
      }
      if(r === 7){
        const fileLabel = document.createElement('span');
        fileLabel.className = 'cell-label file-label';
        fileLabel.textContent = files[c];
        cell.appendChild(fileLabel);
      }
      const piece = board[r][c];
      if(piece){
        const key = pieceKey(piece);
        if(PIECE_IMG[key]){
          const img = document.createElement('img');
          img.className = 'piece-img';
          img.src = PIECE_IMG[key];
          img.alt = key;
          cell.appendChild(img);
        }
      }
      grid.appendChild(cell);
    }
  }
}

function adjustBottomPadding(){
  const panel = document.getElementById('bottomPanel');
  const container = document.querySelector('.app-container');
  if(panel && container){
    container.style.paddingBottom = (panel.offsetHeight + 20) + 'px';
  }
}

function renderStep(){
  const step = LESSON_STEPS[currentStep];
  renderBoard(boardSnapshots[currentStep]);
  document.getElementById('moveLabel').textContent = (step.moveLabel && step.moveLabel[currentLang]) || '';
  document.getElementById('commentaryText').textContent = step[currentLang];
  document.getElementById('foxAvatar').src = FOX_BY_MOOD[step.fox] || FOX_BY_MOOD.normal;
  document.getElementById('lessonProgress').textContent = currentStep + ' / ' + (LESSON_STEPS.length - 1);
  document.getElementById('btnPrev').disabled = currentStep === 0;
  document.getElementById('btnNext').disabled = currentStep === LESSON_STEPS.length - 1;
  adjustBottomPadding();
}

function updateLanguageDisplay(lang){
  currentLang = lang;
  document.querySelectorAll('.lang-element-ja').forEach(el => el.style.display = lang === 'ja' ? 'block' : 'none');
  document.querySelectorAll('.lang-element-en').forEach(el => el.style.display = lang === 'en' ? 'block' : 'none');
  document.getElementById('langToggle').textContent = lang === 'ja' ? 'English' : '日本語';
  document.getElementById('btnPrev').textContent = BUTTON_TEXT[lang].prev;
  document.getElementById('btnNext').textContent = BUTTON_TEXT[lang].next;
  renderStep();
}

document.addEventListener('DOMContentLoaded', function(){
  buildSnapshots();

  const urlParams = new URLSearchParams(window.location.search);
  let lang = urlParams.get('lang') || window.location.hash.replace('#', '');
  if(!lang){
    const userLang = navigator.language || navigator.userLanguage;
    lang = userLang.startsWith('ja') ? 'ja' : 'en';
  }
  updateLanguageDisplay(lang);

  document.getElementById('langToggle').addEventListener('click', function(){
    updateLanguageDisplay(currentLang === 'ja' ? 'en' : 'ja');
  });
  document.getElementById('btnNext').addEventListener('click', function(){
    if(currentStep < LESSON_STEPS.length - 1){ currentStep++; renderStep(); }
  });
  document.getElementById('btnPrev').addEventListener('click', function(){
    if(currentStep > 0){ currentStep--; renderStep(); }
  });

  window.addEventListener('resize', adjustBottomPadding);
});
</script>

</body>
</html>