Add tools/dataview/static/app.js

tools/dataview/static/app.js

@@ -0,0 +1,527 @@
+(() => {
+  const $ = (sel) => document.querySelector(sel);
+  const $$ = (sel) => document.querySelectorAll(sel);
+
+  let currentFile = null;
+  let galleryOffset = 0;
+  let tableOffset = 0;
+  const PER_PAGE = 60;
+  let compareSet = new Map();
+  let searchText = '';
+  let dataCache = null;
+  let drawerRowIdx = null;
+  let drawerNavList = [];
+
+  function showLoading() { $('#loading').classList.remove('hidden'); }
+  function hideLoading() { $('#loading').classList.add('hidden'); }
+
+  function fmtSize(b) {
+    if (!b) return '—';
+    if (b < 1024) return b + ' B';
+    if (b < 1048576) return (b / 1024).toFixed(1) + ' KB';
+    if (b < 1073741824) return (b / 1048576).toFixed(1) + ' MB';
+    return (b / 1073741824).toFixed(2) + ' GB';
+  }
+
+  function fmtNum(n) {
+    if (n == null) return '—';
+    return Number.isInteger(n) ? n.toLocaleString() : n.toLocaleString(undefined, { maximumFractionDigits: 2 });
+  }
+
+  function esc(s) {
+    const d = document.createElement('div');
+    d.textContent = s;
+    return d.innerHTML;
+  }
+
+  function trunc(s, len) {
+    if (!s) return '';
+    return s.length > len ? s.slice(0, len) + '…' : s;
+  }
+
+  function imgSrc(fid, rowIdx, col) {
+    return `/api/image/${fid}/${rowIdx}/${col}`;
+  }
+
+  // ── Folder browser ───────────────────────────────────────────────
+  function openSidebar(path) {
+    $('#sidebar').classList.add('open');
+    $('#sidebar-backdrop').classList.add('open');
+    loadFolder(path || '');
+  }
+
+  function closeSidebar() {
+    $('#sidebar').classList.remove('open');
+    $('#sidebar-backdrop').classList.remove('open');
+  }
+
+  async function loadFolder(path) {
+    try {
+      const res = await fetch(`/api/browse?path=${encodeURIComponent(path)}`);
+      if (!res.ok) throw new Error();
+      const data = await res.json();
+      renderBreadcrumb(data.path);
+      renderFolderList(data);
+    } catch (e) { console.error(e); }
+  }
+
+  function renderBreadcrumb(path) {
+    const parts = path.split('/').filter(Boolean);
+    let h = '<span class="breadcrumb-item" data-path="/">/</span>';
+    let acc = '';
+    parts.forEach((p) => {
+      acc += '/' + p;
+      h += '<span class="breadcrumb-sep">/</span>';
+      h += '<span class="breadcrumb-item" data-path="' + esc(acc) + '">' + esc(p) + '</span>';
+    });
+    $('#breadcrumb').innerHTML = h;
+    $$('.breadcrumb-item').forEach((el) => el.addEventListener('click', () => loadFolder(el.dataset.path)));
+  }
+
+  function renderFolderList(data) {
+    let h = '';
+    if (data.parent) {
+      h += '<div class="folder-entry is-parent" data-path="' + esc(data.parent) + '"><span class="fe-icon">..</span><span class="fe-name">Up</span></div>';
+    }
+    data.entries.forEach((e) => {
+      let icon = '📄', cls = 'is-file';
+      if (e.is_dir) { icon = '📁'; cls = 'is-dir'; }
+      else if (e.is_dataset) { icon = '◉'; cls = 'is-dataset'; }
+      h += '<div class="folder-entry ' + cls + '" data-path="' + esc(e.path) + '" data-dir="' + e.is_dir + '" data-ds="' + e.is_dataset + '">';
+      h += '<span class="fe-icon">' + icon + '</span>';
+      h += '<span class="fe-name">' + esc(e.name) + '</span>';
+      if (!e.is_dir) h += '<span class="fe-meta">' + fmtSize(e.size) + '</span>';
+      h += '</div>';
+    });
+    if (!data.entries.length) h = '<div style="padding:24px;text-align:center;color:var(--text-tertiary);font-size:12px">Empty directory</div>';
+    $('#folder-list').innerHTML = h;
+    $$('.folder-entry').forEach((el) => el.addEventListener('click', () => {
+      if (el.dataset.dir === 'true') loadFolder(el.dataset.path);
+      else if (el.dataset.ds === 'true') {
+        $('#file-path').value = el.dataset.path;
+        closeSidebar();
+        openFile(el.dataset.path);
+      }
+    }));
+  }
+
+  $('#btn-browse').addEventListener('click', () => openSidebar(''));
+  $('#btn-close-sidebar').addEventListener('click', closeSidebar);
+  $('#sidebar-backdrop').addEventListener('click', closeSidebar);
+
+  // ── Open file ────────────────────────────────────────────────────
+  async function openFile(path) {
+    showLoading();
+    try {
+      const res = await fetch('/api/open', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ path }),
+      });
+      if (!res.ok) { const e = await res.json(); alert(e.detail || 'Failed to open file'); return; }
+      currentFile = await res.json();
+      renderInfoBar();
+      renderColumnSelects();
+      galleryOffset = 0;
+      tableOffset = 0;
+      compareSet.clear();
+      updateCompareBadge();
+      closeDrawer();
+      $('#main').classList.remove('hidden');
+      $('#welcome').classList.add('hidden');
+      switchView('gallery');
+    } finally { hideLoading(); }
+  }
+
+  function renderInfoBar() {
+    $('#pill-file').textContent = currentFile.path.split('/').pop();
+    $('#pill-rows').textContent = fmtNum(currentFile.num_rows) + ' rows';
+    $('#pill-cols').textContent = currentFile.columns.length + ' cols';
+  }
+
+  function renderColumnSelects() {
+    const imgCols = currentFile.columns.filter((c) => c.is_image);
+    const textCols = currentFile.columns.filter((c) => !c.is_image);
+    $('#sel-img-col').innerHTML = imgCols.map((c) => '<option value="' + c.name + '">' + c.name + '</option>').join('');
+    $('#sel-txt-col').innerHTML = '<option value="">None</option>' + textCols.map((c) => '<option value="' + c.name + '">' + c.name + '</option>').join('');
+    const prefer = textCols.find((c) => c.name === 'text') || textCols[0];
+    if (prefer) {
+      const sel = $('#sel-txt-col');
+      for (let i = 0; i < sel.options.length; i++) {
+        if (sel.options[i].value === prefer.name) { sel.selectedIndex = i; break; }
+      }
+    }
+  }
+
+  // ── View switching ───────────────────────────────────────────────
+  function switchView(name) {
+    $$('.vs-btn').forEach((b) => b.classList.toggle('active', b.dataset.view === name));
+    $$('.view').forEach((v) => v.classList.add('hidden'));
+    $('#view-' + name).classList.remove('hidden');
+    if (name === 'gallery') loadGallery();
+    else if (name === 'table') loadTable();
+    else if (name === 'compare') renderCompare();
+  }
+
+  $$('.vs-btn').forEach((b) => b.addEventListener('click', () => switchView(b.dataset.view)));
+
+  // ── Search ───────────────────────────────────────────────────────
+  let searchTimer;
+  $('#search-input').addEventListener('input', (e) => {
+    clearTimeout(searchTimer);
+    searchTimer = setTimeout(() => {
+      searchText = e.target.value.trim().toLowerCase();
+      galleryOffset = 0;
+      tableOffset = 0;
+      const active = $('.vs-btn.active');
+      if (active) {
+        const v = active.dataset.view;
+        if (v === 'gallery') loadGallery();
+        else if (v === 'table') loadTable();
+      }
+    }, 200);
+  });
+
+  // ── Gallery ──────────────────────────────────────────────────────
+  async function loadGallery() {
+    if (!currentFile) return;
+    showLoading();
+    try {
+      const imgCol = $('#sel-img-col').value;
+      const txtCol = $('#sel-txt-col').value;
+      if (!imgCol) { hideLoading(); return; }
+      const cols = [imgCol];
+      if (txtCol) cols.push(txtCol);
+      const res = await fetch('/api/data/' + currentFile.id + '?offset=' + galleryOffset + '&limit=' + PER_PAGE + '&columns=' + cols.join(','));
+      if (!res.ok) throw new Error();
+      const data = await res.json();
+      dataCache = data;
+      drawerNavList = data.data.map((_, ri) => data.offset + ri);
+      renderGallery(data, imgCol, txtCol);
+    } finally { hideLoading(); }
+  }
+
+  function renderGallery(data, imgCol, txtCol) {
+    const totalPages = Math.ceil(data.total / PER_PAGE);
+    const page = Math.floor(data.offset / PER_PAGE) + 1;
+    $('#gallery-page').textContent = page + '/' + totalPages + '  (' + fmtNum(data.total) + ')';
+    $('#gallery-prev').disabled = data.offset === 0;
+    $('#gallery-next').disabled = data.offset + PER_PAGE >= data.total;
+
+    const fid = currentFile.id;
+    let h = '';
+    data.data.forEach((row, ri) => {
+      const rowIdx = data.offset + ri;
+      const caption = txtCol ? (row[txtCol] || '') : '';
+      const w = row.width || '';
+      const hm = row.height || '';
+      const sel = compareSet.has(rowIdx);
+      const isOpen = drawerRowIdx === rowIdx;
+
+      h += '<div class="card' + (sel ? ' selected' : '') + (isOpen ? ' card-open' : '') + '" data-row="' + rowIdx + '">';
+      h += '<span class="card-row">#' + (rowIdx + 1) + '</span>';
+      h += '<span class="card-check">&#10003;</span>';
+      h += '<img class="card-img" src="' + imgSrc(fid, rowIdx, imgCol) + '" loading="lazy" data-row="' + rowIdx + '" data-col="' + imgCol + '">';
+      if (w && hm) h += '<span class="card-dims">' + w + '&times;' + hm + '</span>';
+      if (caption) h += '<div class="card-caption">' + esc(trunc(caption, 140)) + '</div>';
+      h += '</div>';
+    });
+    if (!data.data.length) {
+      h = '<p style="color:var(--text-tertiary);padding:48px;text-align:center;grid-column:1/-1">No matching rows</p>';
+    }
+    $('#gallery-grid').innerHTML = h;
+  }
+
+  // Gallery event delegation
+  $('#gallery-grid').addEventListener('click', (e) => {
+    const img = e.target.closest('.card-img');
+    const card = e.target.closest('.card');
+    if (!card) return;
+    const rowIdx = parseInt(card.dataset.row);
+
+    if (e.shiftKey || e.metaKey || e.ctrlKey) {
+      toggleCompare(rowIdx);
+      return;
+    }
+    if (img) openDrawer(rowIdx);
+  });
+
+  $('#sel-img-col').addEventListener('change', () => { galleryOffset = 0; loadGallery(); });
+  $('#sel-txt-col').addEventListener('change', () => { galleryOffset = 0; loadGallery(); });
+  $('#sel-thumb-size').addEventListener('change', (e) => {
+    $('#gallery-grid').style.gridTemplateColumns = 'repeat(auto-fill, minmax(' + e.target.value + 'px, 1fr))';
+  });
+  $('#gallery-prev').addEventListener('click', () => { galleryOffset = Math.max(0, galleryOffset - PER_PAGE); loadGallery(); });
+  $('#gallery-next').addEventListener('click', () => { galleryOffset += PER_PAGE; loadGallery(); });
+
+  // ── Compare ──────────────────────────────────────────────────────
+  function toggleCompare(rowIdx) {
+    const imgCol = $('#sel-img-col').value;
+    if (compareSet.has(rowIdx)) {
+      compareSet.delete(rowIdx);
+    } else {
+      if (compareSet.size >= 4) {
+        const oldest = compareSet.keys().next().value;
+        compareSet.delete(oldest);
+        const oldCard = document.querySelector('.card[data-row="' + oldest + '"]');
+        if (oldCard) oldCard.classList.remove('selected');
+      }
+      compareSet.set(rowIdx, { src: imgSrc(currentFile.id, rowIdx, imgCol), rowIdx });
+    }
+    updateCompareBadge();
+    const card = document.querySelector('.card[data-row="' + rowIdx + '"]');
+    if (card) card.classList.toggle('selected', compareSet.has(rowIdx));
+  }
+
+  function updateCompareBadge() {
+    const badge = $('#compare-badge');
+    const n = compareSet.size;
+    badge.textContent = n;
+    badge.classList.toggle('hidden', n === 0);
+  }
+
+  function renderCompare() {
+    const content = $('#compare-content');
+    const empty = $('#compare-empty');
+    if (compareSet.size < 2) {
+      content.classList.add('hidden');
+      empty.classList.remove('hidden');
+      return;
+    }
+    content.classList.remove('hidden');
+    empty.classList.add('hidden');
+    const txtCol = $('#sel-txt-col').value;
+    let h = '';
+    let idx = 0;
+    for (const [rowIdx, item] of compareSet) {
+      const label = String.fromCharCode(65 + idx);
+      h += '<div class="compare-card">';
+      h += '<div class="cc-head"><span class="cc-label">' + label + ' &middot; Row ' + (rowIdx + 1) + '</span>';
+      h += '<button class="cc-remove" data-row="' + rowIdx + '">&times;</button></div>';
+      h += '<img src="' + item.src + '" alt="Row ' + (rowIdx + 1) + '">';
+      if (txtCol && dataCache) {
+        const row = dataCache.data.find((_, ri) => dataCache.offset + ri === rowIdx);
+        if (row && row[txtCol]) {
+          h += '<div class="cc-prompt">' + esc(row[txtCol]) + '</div>';
+        }
+      }
+      h += '<div class="cc-meta">';
+      currentFile.columns.forEach((col) => {
+        if (col.is_image) return;
+        const row = dataCache?.data?.find((_, ri) => dataCache.offset + ri === rowIdx);
+        const val = row ? row[col.name] : null;
+        if (val === null || val === undefined) return;
+        const s = String(val);
+        if (s.length > 200) return;
+        h += '<div class="cc-meta-row"><span class="cc-meta-key">' + esc(col.name) + '</span><span class="cc-meta-val">' + esc(s) + '</span></div>';
+      });
+      h += '</div></div>';
+      idx++;
+    }
+    content.innerHTML = h;
+    content.querySelectorAll('.cc-remove').forEach((btn) => {
+      btn.addEventListener('click', () => {
+        const r = parseInt(btn.dataset.row);
+        compareSet.delete(r);
+        updateCompareBadge();
+        renderCompare();
+        const card = document.querySelector('.card[data-row="' + r + '"]');
+        if (card) card.classList.remove('selected');
+      });
+    });
+  }
+
+  // ── Table ────────────────────────────────────────────────────────
+  async function loadTable() {
+    if (!currentFile) return;
+    showLoading();
+    try {
+      const limit = parseInt($('#sel-page-size').value);
+      const res = await fetch('/api/data/' + currentFile.id + '?offset=' + tableOffset + '&limit=' + limit);
+      if (!res.ok) throw new Error();
+      const data = await res.json();
+      renderTable(data);
+    } finally { hideLoading(); }
+  }
+
+  function renderTable(data) {
+    const limit = parseInt($('#sel-page-size').value);
+    const totalPages = Math.ceil(data.total / limit);
+    const page = Math.floor(data.offset / limit) + 1;
+    $('#table-page').textContent = page + '/' + totalPages + '  (' + fmtNum(data.total) + ')';
+    $('#table-prev').disabled = data.offset === 0;
+    $('#table-next').disabled = data.offset + limit >= data.total;
+
+    const imgCols = currentFile.columns.filter((c) => c.is_image).map((c) => c.name);
+    const cols = currentFile.columns.map((c) => c.name);
+    const fid = currentFile.id;
+
+    let h = '<table><thead><tr><th style="width:36px">#</th>';
+    cols.forEach((c) => { h += '<th>' + esc(c) + '</th>'; });
+    h += '</tr></thead><tbody>';
+
+    data.data.forEach((row, ri) => {
+      const rowIdx = data.offset + ri;
+      h += '<tr><td class="row-num">' + (rowIdx + 1) + '</td>';
+      cols.forEach((col) => {
+        const val = row[col];
+        if (val === null || val === undefined) {
+          h += '<td class="cell-null">—</td>';
+        } else if (typeof val === 'object' && val._type === 'image') {
+          if (imgCols.includes(col)) {
+            h += '<td><img class="cell-thumb" src="' + imgSrc(fid, rowIdx, col) + '" loading="lazy" data-row="' + rowIdx + '" data-col="' + col + '"></td>';
+          } else {
+            h += '<td class="cell-null">' + fmtSize(val.size) + '</td>';
+          }
+        } else if (typeof val === 'string' && val.length > 120) {
+          h += '<td title="' + esc(val) + '">' + esc(trunc(val, 120)) + '</td>';
+        } else {
+          h += '<td>' + esc(String(val)) + '</td>';
+        }
+      });
+      h += '</tr>';
+    });
+    h += '</tbody></table>';
+    $('#table-container').innerHTML = h;
+
+    $('#table-container').querySelectorAll('.cell-thumb').forEach((img) => {
+      img.addEventListener('click', () => {
+        const rowIdx = parseInt(img.dataset.row);
+        openDrawer(rowIdx);
+      });
+    });
+  }
+
+  $('#sel-page-size').addEventListener('change', () => { tableOffset = 0; loadTable(); });
+  $('#table-prev').addEventListener('click', () => { tableOffset = Math.max(0, tableOffset - parseInt($('#sel-page-size').value)); loadTable(); });
+  $('#table-next').addEventListener('click', () => { tableOffset += parseInt($('#sel-page-size').value); loadTable(); });
+
+  // ── Drawer ───────────────────────────────────────────────────────
+  function openDrawer(rowIdx) {
+    if (!currentFile || !dataCache) return;
+    const row = dataCache.data.find((_, ri) => dataCache.offset + ri === rowIdx);
+    if (!row) return;
+
+    drawerRowIdx = rowIdx;
+    const imgCol = $('#sel-img-col').value;
+    const txtCol = $('#sel-txt-col').value;
+    const fid = currentFile.id;
+
+    $('#drawer-title').textContent = 'Row ' + (rowIdx + 1);
+    $('#drawer-img').src = imgSrc(fid, rowIdx, imgCol);
+
+    const prompt = txtCol ? (row[txtCol] || '') : '';
+    $('#drawer-prompt').textContent = prompt || 'No prompt text';
+
+    let meta = '';
+    currentFile.columns.forEach((col) => {
+      if (col.is_image) return;
+      const val = row[col.name];
+      if (val === null || val === undefined) return;
+      meta += '<div class="drawer-meta-row"><span class="drawer-meta-key">' + esc(col.name) + '</span><span class="drawer-meta-val">' + esc(String(val)) + '</span></div>';
+    });
+    $('#drawer-meta').innerHTML = meta;
+    $('#drawer-meta-section').classList.toggle('hidden', !meta);
+
+    updateDrawerNav();
+    $('#drawer').classList.add('open');
+    $('#drawer-backdrop').classList.add('open');
+    highlightOpenCard();
+  }
+
+  function closeDrawer() {
+    drawerRowIdx = null;
+    $('#drawer').classList.remove('open');
+    $('#drawer-backdrop').classList.remove('open');
+    $$('.card.card-open').forEach((c) => c.classList.remove('card-open'));
+  }
+
+  function highlightOpenCard() {
+    $$('.card.card-open').forEach((c) => c.classList.remove('card-open'));
+    if (drawerRowIdx != null) {
+      const card = document.querySelector('.card[data-row="' + drawerRowIdx + '"]');
+      if (card) card.classList.add('card-open');
+    }
+  }
+
+  function updateDrawerNav() {
+    if (drawerRowIdx == null) return;
+    const idx = drawerNavList.indexOf(drawerRowIdx);
+    $('#drawer-prev').disabled = idx <= 0;
+    $('#drawer-next').disabled = idx < 0 || idx >= drawerNavList.length - 1;
+  }
+
+  function drawerNavigate(dir) {
+    if (drawerRowIdx == null) return;
+    const idx = drawerNavList.indexOf(drawerRowIdx);
+    const newIdx = idx + dir;
+    if (newIdx < 0 || newIdx >= drawerNavList.length) return;
+    openDrawer(drawerNavList[newIdx]);
+  }
+
+  $('#btn-close-drawer').addEventListener('click', closeDrawer);
+  $('#drawer-backdrop').addEventListener('click', closeDrawer);
+  $('#drawer-prev').addEventListener('click', () => drawerNavigate(-1));
+  $('#drawer-next').addEventListener('click', () => drawerNavigate(1));
+
+  $('#drawer-zoom').addEventListener('click', () => {
+    if (drawerRowIdx == null) return;
+    const imgCol = $('#sel-img-col').value;
+    openLightbox(imgSrc(currentFile.id, drawerRowIdx, imgCol));
+  });
+
+  $('#drawer-img').addEventListener('click', () => {
+    if (drawerRowIdx == null) return;
+    const imgCol = $('#sel-img-col').value;
+    openLightbox(imgSrc(currentFile.id, drawerRowIdx, imgCol));
+  });
+
+  // ── Lightbox ─────────────────────────────────────────────────────
+  const lightbox = $('#lightbox');
+  const lbImg = $('#lb-img');
+
+  function openLightbox(src) {
+    lbImg.src = src;
+    lightbox.classList.add('active');
+  }
+
+  function closeLightbox() {
+    lightbox.classList.remove('active');
+  }
+
+  lightbox.addEventListener('click', (e) => {
+    if (e.target === lightbox || e.target.classList.contains('lb-close')) closeLightbox();
+  });
+
+  // ── Keyboard shortcuts ───────────────────────────────────────────
+  document.addEventListener('keydown', (e) => {
+    if (lightbox.classList.contains('active')) {
+      if (e.key === 'Escape') closeLightbox();
+      return;
+    }
+    if ($('#drawer').classList.contains('open')) {
+      if (e.key === 'Escape') closeDrawer();
+      if (e.key === 'ArrowLeft') drawerNavigate(-1);
+      if (e.key === 'ArrowRight') drawerNavigate(1);
+      return;
+    }
+  });
+
+  // ── Init ─────────────────────────────────────────────────────────
+  $('#btn-open').addEventListener('click', () => {
+    const path = $('#file-path').value.trim();
+    if (path) openFile(path);
+  });
+  $('#file-path').addEventListener('keydown', (e) => {
+    if (e.key === 'Enter') {
+      const path = $('#file-path').value.trim();
+      if (path) openFile(path);
+    }
+  });
+
+  if (window.location.hash) {
+    const path = decodeURIComponent(window.location.hash.slice(1));
+    $('#file-path').value = path;
+    openFile(path);
+  }
+})();