const DEFAULT_SERVER = "https://everclone.vloser.us";
const DEFAULT_KEY = "evc_master_vloser_key_2026";

let currentMode = 'article';
let activeTab = null;

document.addEventListener('DOMContentLoaded', async () => {
  const stored = await chrome.storage.local.get(['serverUrl', 'apiKey', 'lastNotebook']);
  const serverUrl = (stored.serverUrl || DEFAULT_SERVER).replace(/\/$/, '');
  const apiKey = stored.apiKey || DEFAULT_KEY;

  document.getElementById('serverUrl').value = serverUrl;
  document.getElementById('apiKey').value = apiKey;

  if (!apiKey || apiKey === '<YOUR_API_KEY>') {
    document.getElementById('settingsPanel').style.display = 'block';
  }

  document.getElementById('toggleSettings').addEventListener('click', () => {
    const p = document.getElementById('settingsPanel');
    p.style.display = p.style.display === 'block' ? 'none' : 'block';
  });

  document.getElementById('saveSettingsBtn').addEventListener('click', async () => {
    const s = document.getElementById('serverUrl').value.trim().replace(/\/$/, '');
    const k = document.getElementById('apiKey').value.trim();
    await chrome.storage.local.set({ serverUrl: s, apiKey: k });
    document.getElementById('settingsPanel').style.display = 'none';
    loadNotebooks(s, k);
  });

  document.querySelectorAll('.mode-btn').forEach((btn) => {
    btn.addEventListener('click', () => {
      document.querySelectorAll('.mode-btn').forEach((b) => b.classList.remove('active'));
      btn.classList.add('active');
      currentMode = btn.getAttribute('data-mode');
    });
  });

  const [tab] = await chrome.tabs.query({ active: true, currentWindow: true });
  activeTab = tab;
  if (tab && tab.title) {
    document.getElementById('noteTitle').value = tab.title;
  }

  await loadNotebooks(serverUrl, apiKey, stored.lastNotebook);

  document.getElementById('clipBtn').addEventListener('click', handleClip);
});

async function loadNotebooks(serverUrl, apiKey, preferredNb) {
  if (!serverUrl || !apiKey) return;
  try {
    const res = await fetch(`${serverUrl}/api/hooks/note?action=notebooks`, {
      headers: { Authorization: `Bearer ${apiKey}` },
    });
    if (!res.ok) return;
    const data = await res.json();
    if (Array.isArray(data.notebooks) && data.notebooks.length > 0) {
      const sel = document.getElementById('notebookSelect');
      sel.innerHTML = '';
      data.notebooks.forEach((nb) => {
        const opt = document.createElement('option');
        opt.value = nb.name;
        opt.textContent = nb.name;
        if (preferredNb ? nb.name === preferredNb : nb.name === 'Web Clips' || nb.isDefault) {
          opt.selected = true;
        }
        sel.appendChild(opt);
      });
    }
  } catch {
    // keep default options
  }
}

async function handleClip() {
  const btn = document.getElementById('clipBtn');
  const statusBox = document.getElementById('statusBox');
  statusBox.className = 'status';
  btn.disabled = true;
  btn.textContent = 'Clipping & saving graphics...';

  try {
    const serverUrl = document.getElementById('serverUrl').value.trim().replace(/\/$/, '');
    const apiKey = document.getElementById('apiKey').value.trim();
    const title = document.getElementById('noteTitle').value.trim();
    const notebook = document.getElementById('notebookSelect').value;
    const tags = document.getElementById('noteTags').value.split(',').map((t) => t.trim()).filter(Boolean);
    const comment = document.getElementById('noteComment').value.trim();

    await chrome.storage.local.set({ serverUrl, apiKey, lastNotebook: notebook });

    let captured = { pageHtml: '', selectionHtml: '', url: activeTab?.url || '' };
    if (activeTab?.id && currentMode !== 'bookmark') {
      const results = await chrome.scripting.executeScript({
        target: { tabId: activeTab.id },
        func: () => {
          // Clone document and resolve lazy-loaded images & relative URLs inside the live tab
          const clone = document.documentElement.cloneNode(true);
          clone.querySelectorAll('script, style, noscript, iframe').forEach((el) => el.remove());
          clone.querySelectorAll('img').forEach((img) => {
            const best =
              img.getAttribute('data-img-url') ||
              img.getAttribute('data-src') ||
              img.getAttribute('data-lazy-src') ||
              img.getAttribute('data-original') ||
              img.currentSrc ||
              img.src;
            if (best) {
              try {
                img.setAttribute('src', new URL(best, location.href).href);
              } catch {}
            }
          });
          let selHtml = '';
          const sel = window.getSelection();
          if (sel && sel.rangeCount > 0 && !sel.isCollapsed) {
            const container = document.createElement('div');
            for (let i = 0; i < sel.rangeCount; i++) {
              container.appendChild(sel.getRangeAt(i).cloneContents());
            }
            container.querySelectorAll('img').forEach((img) => {
              if (img.src) img.setAttribute('src', img.src);
            });
            selHtml = container.innerHTML;
          }
          return {
            pageHtml: '<!DOCTYPE html><html>' + clone.innerHTML + '</html>',
            bodyHtml: clone.querySelector('body')?.innerHTML || '',
            selectionHtml: selHtml,
            url: location.href,
          };
        },
      });
      if (results && results[0] && results[0].result) {
        captured = results[0].result;
      }
    }

    const payload = {
      title,
      url: captured.url || activeTab?.url || '',
      notebook,
      tags,
      comment,
      clipMode: currentMode,
    };

    if (currentMode === 'article') {
      payload.pageHtml = captured.pageHtml;
    } else if (currentMode === 'selection') {
      payload.html = captured.selectionHtml || '<p>No text selected on page.</p>';
    } else if (currentMode === 'full') {
      payload.html = captured.bodyHtml || captured.pageHtml;
    } else if (currentMode === 'bookmark') {
      payload.html = `<p>Bookmarked: <a href="${payload.url}" target="_blank">${payload.url}</a></p>`;
    }

    const res = await fetch(`${serverUrl}/api/hooks/note`, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
        Authorization: `Bearer ${apiKey}`,
      },
      body: JSON.stringify(payload),
    });

    const data = await res.json();
    if (!res.ok) {
      throw new Error(data.error || `HTTP ${res.status}`);
    }

    statusBox.className = 'status ok';
    statusBox.innerHTML = `✓ Saved to <strong>${notebook}</strong>! <a href="${serverUrl}/?noteId=${data.noteId}" target="_blank" style="color:#fff;text-decoration:underline;margin-left:6px;">Open Note</a>`;
    btn.textContent = 'Clipped!';
  } catch (err) {
    statusBox.className = 'status err';
    statusBox.textContent = 'Error: ' + (err.message || String(err));
    btn.disabled = false;
    btn.textContent = 'Save Clip to Everclone';
  }
}