/* CraftBridge — Demo interaction handler
 * Wires up all buttons, nav, dropzone, tables etc. with fake data.
 */

document.addEventListener('DOMContentLoaded', () => {

  // --- Load demo data ---
  const demoScript = document.createElement('script');
  demoScript.src = 'demo-data.js';
  demoScript.onload = initDemo;
  document.head.appendChild(demoScript);

function initDemo() {
  initAnimations();
  initDropzone();
  initTerminal();
  initNav();
  initDashboard();
  initJobDetail();
  initResults();
  initMcSelector();
  initSettingsSelectors();
}

  // --- Scroll animations ---
  function initAnimations() {
    const observer = new IntersectionObserver((entries) => {
      entries.forEach(entry => {
        if (entry.isIntersecting) {
          entry.target.classList.add('visible');
          observer.unobserve(entry.target);
        }
      });
    }, { threshold: 0.1, rootMargin: '0px 0px -40px 0px' });

    document.querySelectorAll('.reveal, .reveal-scale, .stagger').forEach(el => {
      observer.observe(el);
    });
  }

  // --- Navigation ---
  function initNav() {
    const path = window.location.pathname;
    document.querySelectorAll('aside nav a, .sidebar nav a').forEach(a => {
      const href = a.getAttribute('href') || '';
      a.classList.remove('active');
      if (!a.classList.contains('text-emerald-400') && !a.classList.contains('text-emerald-700') && !a.classList.contains('dark\\:text-emerald-400')) {
        // no-op
      }
    });
  }

  // --- Dashboard: populate job table ---
  function initDashboard() {
    const tbody = document.querySelector('[data-job-table]');
    if (!tbody) return;

    const jobs = getJobs();
    tbody.innerHTML = '';

    jobs.forEach(job => {
      const tr = document.createElement('tr');
      tr.className = 'hover:bg-slate-800/20 transition-colors group cursor-pointer';
      tr.innerHTML = `
        <td class="px-6 py-4 font-mono text-slate-500 text-xs">#${job.job_id.toUpperCase()}</td>
        <td class="px-6 py-4 font-medium text-slate-200">${job.jar_name}</td>
        <td class="px-6 py-4">
          <span class="bg-slate-800 text-slate-300 text-[10px] font-bold px-2 py-1 rounded border border-slate-700">${job.mc_version}</span>
        </td>
        <td class="px-6 py-4">${statusBadge(job.status)}</td>
        <td class="px-6 py-4 text-xs">${timeAgo(job.created_at)}</td>
        <td class="px-6 py-4 text-right">
          <div class="flex justify-end gap-2 opacity-0 group-hover:opacity-100 transition-opacity">
            ${job.status === 'done' ? '<button class="p-1 text-slate-500 hover:text-emerald-400 transition-colors" onclick="window.location.href=\'results.html?job=' + job.job_id + '\'"><span class="material-symbols-outlined text-[18px]">download</span></button>' : ''}
            ${job.status === 'running' ? '<button class="p-1 text-slate-500 hover:text-amber-400 transition-colors" onclick="window.location.href=\'job.html?job=' + job.job_id + '\'"><span class="material-symbols-outlined text-[18px]">visibility</span></button>' : ''}
            <button class="p-1 text-slate-500 hover:text-red-400 transition-colors" onclick="this.closest(\'tr\').remove()"><span class="material-symbols-outlined text-[18px]">delete</span></button>
          </div>
        </td>
      `;
      tr.addEventListener('click', (e) => {
        if (e.target.closest('button')) return;
        if (job.status === 'done') window.location.href = `results.html?job=${job.job_id}`;
        else if (job.status === 'running') window.location.href = `job.html?job=${job.job_id}`;
        else window.location.href = `job.html?job=${job.job_id}`;
      });
      tbody.appendChild(tr);
    });

  // Update stat numbers
  const totalEl = document.querySelector('[data-stat-total]');
  const successEl = document.querySelector('[data-stat-success]');
  const failedEl = document.querySelector('[data-stat-failed]');
  if (totalEl) totalEl.textContent = jobs.length;
  if (successEl) successEl.textContent = jobs.filter(j => j.status === 'done').length;
  if (failedEl) failedEl.textContent = jobs.filter(j => j.status === 'failed').length;

  // Show empty state if no jobs
  const emptyState = document.querySelector('[data-empty-state]');
  const tableEl = tbody.closest('table');
  if (emptyState) {
    if (jobs.length === 0) {
      emptyState.classList.remove('hidden');
      if (tableEl) tableEl.classList.add('hidden');
    } else {
      emptyState.classList.add('hidden');
      if (tableEl) tableEl.classList.remove('hidden');
    }
  }
}

  // --- Job detail page ---
  function initJobDetail() {
    const params = new URLSearchParams(window.location.search);
    const jobId = params.get('job');
    if (!jobId) return;

    const job = getJob(jobId);
    if (!job) return;

    // Update page content with job data
    document.querySelectorAll('[data-job-id]').forEach(el => el.textContent = `#${jobId.toUpperCase()}`);
    document.querySelectorAll('[data-job-name]').forEach(el => el.textContent = job.jar_name);
    document.querySelectorAll('[data-job-version]').forEach(el => el.textContent = job.mc_version);
    document.querySelectorAll('[data-job-status]').forEach(el => { el.innerHTML = statusBadge(job.status); });
    document.querySelectorAll('[data-job-iteration]').forEach(el => { el.textContent = job.current_iteration; });

    // Progress steps
    const steps = ['Uploaded', 'Analyzing', 'Building', 'Testing', 'Complete'];
    const activeIndex = job.status === 'done' ? 4 : job.status === 'failed' ? 2 : job.status === 'running' ? 2 : 0;

    document.querySelectorAll('[data-progress-steps]').forEach(container => {
      container.innerHTML = steps.map((step, i) => {
        let cls = 'text-slate-500 border-slate-700';
        let dotCls = 'bg-slate-700';
        if (i < activeIndex) { cls = 'text-emerald-400 border-emerald-500'; dotCls = 'bg-emerald-500'; }
        if (i === activeIndex && job.status === 'running') { cls = 'text-amber-400 border-amber-500'; dotCls = 'bg-amber-400 animate-pulse'; }
        if (i === activeIndex && job.status === 'done') { cls = 'text-emerald-400 border-emerald-500'; dotCls = 'bg-emerald-500'; }
        return `<div class="flex flex-col items-center gap-2 flex-1">
          <div class="w-8 h-8 rounded-full border-2 ${dotCls} ${cls} flex items-center justify-center text-xs font-bold">${i < activeIndex || job.status === 'done' ? '✓' : i + 1}</div>
          <span class="text-xs ${cls} font-label">${step}</span>
        </div>${i < steps.length - 1 ? '<div class="flex-1 h-0.5 mt-4 ' + (i < activeIndex ? 'bg-emerald-500' : 'bg-slate-700') + '"></div>' : ''}`;
      }).join('');
    });

    // Build iterations table
    const buildTbody = document.querySelector('[data-build-table]');
    if (buildTbody && job.build_run_ids) {
      buildTbody.innerHTML = '';
      job.build_run_ids.forEach((bid, i) => {
        const build = DEMO.builds[bid];
        if (!build) return;
        const tr = document.createElement('tr');
        tr.className = 'hover:bg-slate-800/20 transition-colors';
        const statusIcon = build.status === 'passed' ? '✓' : build.status === 'failed' ? '✗' : '⏳';
        const statusColor = build.status === 'passed' ? 'text-emerald-400' : build.status === 'failed' ? 'text-red-400' : 'text-amber-400';
        tr.innerHTML = `
          <td class="px-4 py-3 text-xs">${build.iteration}</td>
          <td class="px-4 py-3 ${statusColor} font-bold text-sm">${statusIcon} ${build.status}</td>
          <td class="px-4 py-3 text-xs text-slate-500">${build.time}</td>
          <td class="px-4 py-3"><button class="text-xs text-indigo-400 hover:text-indigo-300 transition-colors" onclick="showBuildLog('${bid}')">View Log</button></td>
        `;
        buildTbody.appendChild(tr);
      });
    }
  }

  // --- Show build log in terminal ---
  window.showBuildLog = function(buildId) {
    const build = DEMO.builds[buildId];
    if (!build) return;
    const terminal = document.querySelector('[data-terminal]');
    if (!terminal) return;
    terminal.innerHTML = build.log.split('\n').map(line => {
      let cls = 'text-slate-400';
      if (line.includes('[ERROR]')) cls = 'text-red-400';
      else if (line.includes('[WARN]')) cls = 'text-amber-400';
      else if (line.includes('[INFO]') && line.includes('SUCCESS')) cls = 'text-emerald-400';
      else if (line.includes('[INFO]')) cls = 'text-slate-500';
      else if (line.includes('>')) cls = 'text-emerald-400';
      return `<div class="${cls}">${line}</div>`;
    }).join('');
    terminal.scrollTop = 0;
    // Highlight the terminal section
    terminal.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
  };

  // --- Results page ---
  function initResults() {
    const params = new URLSearchParams(window.location.search);
    const jobId = params.get('job');
    if (!jobId) return;

    const job = getJob(jobId);
    if (!job) return;

    document.querySelectorAll('[data-result-name]').forEach(el => el.textContent = job.jar_name);
    document.querySelectorAll('[data-result-version]').forEach(el => el.textContent = job.mc_version);

    // Populate report
    const reportEl = document.querySelector('[data-conversion-report]');
    if (reportEl && jobId === 'cb-892a') {
      reportEl.innerHTML = renderMarkdown(DEMO.conversionReport);
    }
  }

  // --- Simple markdown renderer ---
  function renderMarkdown(text) {
    return text
      .replace(/^### (.+)$/gm, '<h3 class="text-lg font-bold text-slate-200 mt-4 mb-2">$1</h3>')
      .replace(/^## (.+)$/gm, '<h2 class="text-xl font-bold text-slate-100 mt-6 mb-3">$1</h2>')
      .replace(/^# (.+)$/gm, '<h1 class="text-2xl font-bold text-white mt-8 mb-4">$1</h1>')
      .replace(/^- (.+)$/gm, '<div class="flex gap-2 text-sm text-slate-300 pl-4"><span class="text-slate-500">•</span><span>$1</span></div>')
      .replace(/⚠️/g, '<span class="text-amber-400">⚠️</span>')
      .replace(/✅/g, '<span class="text-emerald-400">✅</span>')
      .replace(/✗/g, '<span class="text-red-400">✗</span>')
      .replace(/\*\*(.+?)\*\*/g, '<strong class="text-slate-200">$1</strong>')
      .replace(/\n\n/g, '<br><br>')
      .replace(/\n/g, '<br>');
  }

  // --- Dropzone ---
  function initDropzone() {
    const dropzone = document.querySelector('[data-dropzone]');
    if (!dropzone) return;

    const label = dropzone.querySelector('[data-dropzone-label]');

    ['dragenter', 'dragover'].forEach(evt => {
      dropzone.addEventListener(evt, (e) => {
        e.preventDefault();
        dropzone.classList.add('dropzone-active', 'border-emerald-500/50');
      });
    });

    ['dragleave', 'drop'].forEach(evt => {
      dropzone.addEventListener(evt, (e) => {
        e.preventDefault();
        dropzone.classList.remove('dropzone-active', 'border-emerald-500/50');
      });
    });

    dropzone.addEventListener('drop', (e) => {
      const files = e.dataTransfer.files;
      if (files.length > 0) {
        if (label) label.textContent = files[0].name;
        dropzone.classList.add('has-file', 'border-emerald-500');
        enableConvertBtn(files[0].name);
      }
    });

  // Click to browse (only on the dropzone area, not the Browse button)
  dropzone.addEventListener('click', (e) => {
    // If clicking the Browse button, let it handle the file picker
    // Otherwise open the file picker from the dropzone
    const input = document.createElement('input');
    input.type = 'file';
    input.accept = '.jar';
    input.onchange = () => {
      if (input.files.length > 0) {
        if (label) label.textContent = input.files[0].name;
        dropzone.classList.add('has-file', 'border-emerald-500');
        enableConvertBtn(input.files[0].name);
      }
};
  input.click();
});
}

  function enableConvertBtn(filename) {
    const btn = document.querySelector('[data-convert-btn]');
    if (btn) {
      btn.disabled = false;
      btn.classList.remove('opacity-40', 'cursor-not-allowed');
    }
  }

  // --- Convert button ---
  document.addEventListener('click', (e) => {
    const convertBtn = e.target.closest('[data-convert-btn]');
    if (convertBtn && !convertBtn.disabled) {
      convertBtn.innerHTML = '<span class="material-symbols-outlined animate-spin">progress_activity</span> Starting...';
      convertBtn.disabled = true;
      setTimeout(() => {
        window.location.href = 'job.html?job=cb-892b';
      }, 1500);
    }

    // Download buttons on results page
    const downloadBtn = e.target.closest('[data-download-plugin], [data-download-rp], [data-download-dp]');
    if (downloadBtn) {
      const original = downloadBtn.innerHTML;
      downloadBtn.innerHTML = '<span class="material-symbols-outlined">check</span> Downloaded!';
      downloadBtn.classList.add('opacity-60');
      setTimeout(() => {
        downloadBtn.innerHTML = original;
        downloadBtn.classList.remove('opacity-60');
      }, 2000);
    }

    // Sign in button → go to dashboard
    const signInBtn = e.target.closest('[data-sign-in]');
    if (signInBtn) {
      signInBtn.innerHTML = '<span class="material-symbols-outlined animate-spin">progress_activity</span> Signing in...';
      setTimeout(() => {
        window.location.href = 'dashboard.html';
      }, 800);
    }

    // Start Converting CTA
    const startBtn = e.target.closest('[data-start-converting]');
    if (startBtn) {
      window.location.href = 'upload.html';
    }

    // Convert Another
    const anotherBtn = e.target.closest('[data-convert-another]');
    if (anotherBtn) {
      window.location.href = 'upload.html';
    }

    // Cancel job
    const cancelBtn = e.target.closest('[data-cancel-job]');
    if (cancelBtn) {
      cancelBtn.textContent = 'Cancelled';
      cancelBtn.classList.add('opacity-50');
      cancelBtn.disabled = true;
    }
  });

  // --- Custom MC Version Selector (supports multiple on page) ---
function initMcSelector() {
  document.querySelectorAll('[data-mc-selector]').forEach(selector => {
    const trigger = selector.querySelector('[data-mc-trigger]');
    const panel = selector.querySelector('[data-mc-panel]');
    const valueEl = selector.querySelector('[data-mc-value]');
    const searchInput = selector.querySelector('[data-mc-search]');
  const options = selector.querySelectorAll('.mc-selector-option');
  const groups = selector.querySelectorAll('[data-mc-list] .mc-selector-group');

    let isOpen = false;
    let selectedValue = selector.dataset.defaultValue || '';

    // Set initial value if provided
    if (selectedValue && valueEl) {
      valueEl.textContent = selectedValue;
      trigger.classList.add('has-value');
      options.forEach(o => {
        if (o.dataset.value === selectedValue) o.classList.add('selected');
      });
    }

    // Toggle open/close
    function toggle(forceClose = false) {
      isOpen = forceClose ? false : !isOpen;
      trigger.classList.toggle('open', isOpen);
      panel.classList.toggle('open', isOpen);
      selector.classList.toggle('selector-open', isOpen);
      if (isOpen && searchInput) {
        setTimeout(() => searchInput.focus(), 150);
      }
      if (!isOpen && searchInput) {
        searchInput.value = '';
        filterOptions('');
      }
    }

    trigger.addEventListener('click', (e) => {
      e.stopPropagation();
      toggle();
    });

    // Close on outside click
    document.addEventListener('click', (e) => {
      if (!selector.contains(e.target)) {
        toggle(true);
      }
    });

    // Close on Escape
    document.addEventListener('keydown', (e) => {
      if (e.key === 'Escape' && isOpen) {
        toggle(true);
        trigger.focus();
      }
    });

    // Select an option
    options.forEach(opt => {
      opt.addEventListener('click', () => {
        selectedValue = opt.dataset.value;
        if (valueEl) valueEl.textContent = selectedValue;
        trigger.classList.add('has-value');

        // Mark selected
        options.forEach(o => o.classList.remove('selected'));
        opt.classList.add('selected');

        // Smooth close
        setTimeout(() => toggle(true), 120);

        // Enable convert button if file is also selected
        updateConvertButton();
      });
    });

    // Search/filter
    if (searchInput) {
      searchInput.addEventListener('input', () => {
        filterOptions(searchInput.value.toLowerCase());
      });
    }

    function filterOptions(query) {
      groups.forEach(group => {
        const groupOptions = group.querySelectorAll('.mc-selector-option');
        let anyVisible = false;
        groupOptions.forEach(opt => {
          const name = opt.querySelector('.mc-version-name');
          const matches = !query || (name && name.textContent.toLowerCase().includes(query));
          opt.classList.toggle('hidden', !matches);
          if (matches) anyVisible = true;
        });
        // Hide group label if no options visible
        const label = group.querySelector('.mc-selector-group-label');
        if (label) label.classList.toggle('hidden', !anyVisible);
      });
    }

    function updateConvertButton() {
      const btn = document.querySelector('[data-convert-btn]');
      if (!btn) return;
      // Enable if both file and version are selected
      const hasFile = document.querySelector('[data-dropzone].has-file');
      if (hasFile && selectedValue) {
        btn.disabled = false;
        btn.classList.remove('opacity-40', 'cursor-not-allowed');
      }
    }
  });
}

// --- Settings page selectors ---
function initSettingsSelectors() {
  // Iteration selector
  const iterSelector = document.querySelector('[data-iter-selector]');
  if (iterSelector) {
    const trigger = iterSelector.querySelector('[data-mc-trigger]');
    const panel = iterSelector.querySelector('[data-mc-panel]');
    const valueEl = iterSelector.querySelector('[data-mc-value]');
    const options = iterSelector.querySelectorAll('.mc-selector-option');

    let isOpen = false;
    let selectedValue = iterSelector.dataset.defaultValue || '5';

    if (selectedValue && valueEl) {
      valueEl.textContent = selectedValue === '0' ? '∞' : selectedValue;
      trigger.classList.add('has-value');
      options.forEach(o => {
        if (o.dataset.value === selectedValue) o.classList.add('selected');
      });
    }

    function toggle(forceClose = false) {
      isOpen = forceClose ? false : !isOpen;
      trigger.classList.toggle('open', isOpen);
      panel.classList.toggle('open', isOpen);
      iterSelector.classList.toggle('selector-open', isOpen);
    }

    trigger.addEventListener('click', (e) => { e.stopPropagation(); toggle(); });
    document.addEventListener('click', (e) => { if (!iterSelector.contains(e.target)) toggle(true); });
    document.addEventListener('keydown', (e) => { if (e.key === 'Escape' && isOpen) { toggle(true); trigger.focus(); } });

    options.forEach(opt => {
      opt.addEventListener('click', () => {
        selectedValue = opt.dataset.value;
        if (valueEl) valueEl.textContent = opt.dataset.display || selectedValue;
        trigger.classList.add('has-value');
        options.forEach(o => o.classList.remove('selected'));
        opt.classList.add('selected');
        setTimeout(() => toggle(true), 120);
      });
    });
  }
}

// --- Terminal auto-scroll ---
  function initTerminal() {
    const terminal = document.querySelector('[data-terminal]');
    if (!terminal) return;
    terminal.scrollTop = terminal.scrollHeight;
  }

// --- Copy button ---
document.querySelectorAll('[data-copy]').forEach(btn => {
  btn.addEventListener('click', () => {
    const target = document.querySelector(btn.dataset.copy);
    if (target) {
      navigator.clipboard.writeText(target.textContent).then(() => {
        const original = btn.innerHTML;
        btn.innerHTML = '<span class="material-symbols-outlined text-emerald-400">check</span>';
        setTimeout(() => btn.innerHTML = original, 1500);
      });
    }
  });
});

// --- Copy report as markdown ---
document.querySelectorAll('[data-copy-report]').forEach(btn => {
  btn.addEventListener('click', () => {
    const reportEl = document.querySelector('[data-conversion-report]');
    if (reportEl) {
      const text = reportEl.innerText || reportEl.textContent;
      navigator.clipboard.writeText(text).then(() => {
        const original = btn.innerHTML;
        btn.innerHTML = '<span class="material-symbols-outlined text-emerald-400 text-[16px]">check</span> Copied!';
        btn.classList.add('text-emerald-400');
        setTimeout(() => {
          btn.innerHTML = original;
          btn.classList.remove('text-emerald-400');
        }, 2000);
      });
    }
  });
});
});