// ==================== ПОДЕЛИТЬСЯ МИРОМ ====================
import { state } from '../core/state.js';
import { isTgWebApp } from './start-menu.js';
import { showToast } from './start-menu.js';

export function initShare() {
  // Keep worldId click-to-copy as before
  const worldIdEl = document.getElementById('worldId');
  if (worldIdEl) {
    worldIdEl.onclick = () => shareWorld();
  }
}

export function shareWorld() {
  const shareUrl = new URL(window.location.href);
  shareUrl.searchParams.set('world', state.worldId);
  const url = shareUrl.toString();

  // In Telegram WebApp — use native share
  if (isTgWebApp && window.Telegram && window.Telegram.WebApp && window.Telegram.WebApp.switchInlineQuery) {
    const inviteUrl = 'https://t.me/' + (state.TELEGRAM_BOT_USERNAME || 'grechka_mkn8n_bot') + '/app?startapp=' + encodeURIComponent(state.worldId);
    Telegram.WebApp.openTelegramLink(
      'https://t.me/share/url?url=' + encodeURIComponent(inviteUrl) +
      '&text=' + encodeURIComponent('🏗️ Заходи в GrechkaCraft! Код мира: ' + state.worldId)
    );
    return;
  }

  // Otherwise — show custom modal with URL + copy button
  const overlay = document.createElement('div');
  overlay.style.cssText = 'position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);z-index:100000;display:flex;align-items:center;justify-content:center;';

  const box = document.createElement('div');
  box.style.cssText = 'background:#C6C6C6;border:4px solid #000;padding:20px;max-width:400px;width:90%;box-shadow:4px 4px 0 #000;font-family:Courier New,monospace;';

  const title = document.createElement('div');
  title.textContent = '📤 Пригласить друзей';
  title.style.cssText = 'font-size:18px;font-weight:bold;margin-bottom:12px;color:#222;';
  box.appendChild(title);

  const codeLabel = document.createElement('div');
  codeLabel.style.cssText = 'font-size:13px;color:#444;font-weight:bold;margin-bottom:4px;';
  codeLabel.textContent = 'Код мира:';
  box.appendChild(codeLabel);

  const codeBox = document.createElement('div');
  codeBox.style.cssText = 'font-size:20px;font-weight:bold;background:#fff;border:3px solid #000;padding:8px 12px;margin-bottom:12px;letter-spacing:2px;text-align:center;color:#5A8F3C;';
  codeBox.textContent = state.worldId;
  box.appendChild(codeBox);

  const linkLabel = document.createElement('div');
  linkLabel.style.cssText = 'font-size:13px;color:#444;font-weight:bold;margin-bottom:4px;';
  linkLabel.textContent = 'Ссылка:';
  box.appendChild(linkLabel);

  const linkBox = document.createElement('input');
  linkBox.type = 'text';
  linkBox.readOnly = true;
  linkBox.value = url;
  linkBox.style.cssText = 'width:100%;padding:8px;font-family:Courier New,monospace;font-size:13px;background:#fff;border:3px solid #000;color:#222;margin-bottom:12px;box-sizing:border-box;';
  linkBox.onclick = () => linkBox.select();
  box.appendChild(linkBox);

  const btnRow = document.createElement('div');
  btnRow.style.cssText = 'display:flex;gap:8px;';

  const btnCopy = document.createElement('button');
  btnCopy.textContent = '📋 Скопировать';
  btnCopy.style.cssText = 'flex:1;padding:10px;font-family:Courier New,monospace;font-weight:bold;cursor:pointer;border:3px solid #000;background:#5A8F3C;color:#fff;box-shadow:2px 2px 0 #000;';
  btnCopy.onclick = () => {
    navigator.clipboard.writeText(url).then(() => {
      showToast('📋 Ссылка скопирована!');
      overlay.remove();
    }).catch(() => {
      linkBox.select();
      document.execCommand('copy');
      showToast('📋 Ссылка скопирована!');
      overlay.remove();
    });
  };
  btnRow.appendChild(btnCopy);

  const btnCode = document.createElement('button');
  btnCode.textContent = '📋 Код';
  btnCode.style.cssText = 'padding:10px;font-family:Courier New,monospace;font-weight:bold;cursor:pointer;border:3px solid #000;background:#3C5F9E;color:#fff;box-shadow:2px 2px 0 #000;';
  btnCode.onclick = () => {
    navigator.clipboard.writeText(state.worldId).then(() => {
      showToast('📋 Код скопирован: ' + state.worldId);
    }).catch(() => {
      showToast('Код: ' + state.worldId);
    });
  };
  btnRow.appendChild(btnCode);

  const btnClose = document.createElement('button');
  btnClose.textContent = '✕';
  btnClose.style.cssText = 'padding:10px 14px;font-family:Courier New,monospace;font-weight:bold;cursor:pointer;border:3px solid #000;background:#9E2B2B;color:#fff;box-shadow:2px 2px 0 #000;';
  btnClose.onclick = () => overlay.remove();
  btnRow.appendChild(btnClose);

  box.appendChild(btnRow);
  overlay.appendChild(box);

  // Close on click outside box
  overlay.onclick = (e) => { if (e.target === overlay) overlay.remove(); };

  document.body.appendChild(overlay);
}