// Space view — Projects + Open tasks side by side at the top, then a full
// pages & references table below (all pages; refs up to the API max).
import { api } from '../api.js';
import { el, mount } from '../dom.js';

function projItem(p) {
  return el('li', {},
    el('a', { href: '#/project/' + p.id }, p.name), ' ',
    el('span', { class: 'status' + (p.status === 'done' ? ' ok' : p.status === 'paused' ? ' warn' : '') }, p.status));
}

function taskItem(t) {
  return el('li', {},
    el('span', { class: 'status' + (t.status === 'blocked' ? ' bad' : '') }, t.status), ' ', t.title);
}

function tableRow(href, title, type) {
  return el('tr', {},
    el('td', { style: { padding: '5px 8px', borderTop: '1px solid var(--border)' } }, el('a', { href }, title || '(untitled)')),
    el('td', { class: 'muted', style: { padding: '5px 8px', borderTop: '1px solid var(--border)', width: '90px' } }, type));
}

export async function render(main, ctx) {
  const id = ctx.params.id;
  mount(main,
    el('h1', { class: 'view-h1' }, 'Space'),
    el('p', { class: 'view-sub muted' }, 'Loading …')
  );

  localStorage.setItem('last_space_id', id);
  let space;
  try { space = await api.get('/api/spaces/' + id); }
  catch (e) {
    mount(main,
      el('h1', { class: 'view-h1' }, 'Space not found'),
      el('p', { class: 'view-sub muted' }, e.message)
    );
    return;
  }

  const [projects, tasks, pages, refs] = await Promise.all([
    api.get(`/api/spaces/${id}/projects`).catch(() => []),
    api.get(`/api/spaces/${id}/tasks?status=todo`).catch(() => []),
    api.get(`/api/spaces/${id}/pages`).catch(() => []),                  // returns ALL pages
    api.get(`/api/refs?space_id=${id}&limit=200`).catch(() => [])        // 200 = API max
  ]);

  const rows = [
    ...pages.map(p => tableRow('#/page/' + p.id, p.title, 'page')),
    ...refs.map(r => tableRow('#/ref/' + r.id, r.title || r.source_url, r.kind))
  ];

  mount(main,
    el('h1', { class: 'view-h1' }, space.name),
    el('p', { class: 'view-sub' }, space.description || el('span', { class: 'muted' }, 'No description.')),

    // Top: Projects + Open tasks, side by side.
    el('div', { class: 'row' },
      el('div', { class: 'card' },
        el('h3', {}, `Projects${projects.length ? ` (${projects.length})` : ''}`),
        projects.length
          ? el('ul', { class: 'plain' }, projects.map(projItem))
          : el('p', { class: 'muted' }, 'None yet.')
      ),
      el('div', { class: 'card' },
        el('h3', {}, `Open tasks${tasks.length ? ` (${tasks.length})` : ''}`),
        tasks.length
          ? el('ul', { class: 'plain' }, tasks.map(taskItem))
          : el('p', { class: 'muted' }, 'Clear board.')
      )
    ),

    // Below: the full pages & references table.
    el('div', { class: 'card' },
      el('h3', {}, `Pages & references${rows.length ? ` (${pages.length + refs.length})` : ''}`),
      rows.length
        ? el('table', { style: { width: '100%', borderCollapse: 'collapse', fontSize: '13px' } },
            el('thead', {},
              el('tr', {},
                el('th', { class: 'muted', style: { textAlign: 'left', padding: '5px 8px', fontWeight: '500' } }, 'Title'),
                el('th', { class: 'muted', style: { textAlign: 'left', padding: '5px 8px', width: '90px', fontWeight: '500' } }, 'Type'))),
            el('tbody', {}, rows))
        : el('p', { class: 'muted' }, 'Nothing here yet.')
    )
  );
}