// assets/scripts/team.js

import { esc, createTranslator, ANIMATION_MS, removeWithAnimation } from './utils.js';

const t = createTranslator('Team');

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

  // ── Tabs ──────────────────────────────────────────────────────────────────

  document.querySelectorAll('.crud-tab').forEach(tab => {
    tab.addEventListener('click', () => {
      document.querySelectorAll('.crud-tab').forEach(t =>
        t.classList.toggle('crud-tab--active', t === tab)
      );
      document.querySelectorAll('[data-tab-panel]').forEach(panel => {
        panel.hidden = panel.dataset.tabPanel !== tab.dataset.tab;
      });
    });
  });

  // ── Einlade-Modal ─────────────────────────────────────────────────────────

  const modal     = document.getElementById('team-modal');
  const errorsBox = document.getElementById('team-modal-errors');

  const openModal = () => { modal.hidden = false; };
  const closeModal = () => {
    modal.hidden     = true;
    errorsBox.hidden = true;
    ['inv-firstName', 'inv-lastName', 'inv-email'].forEach(id => {
      document.getElementById(id).value = '';
    });
    const defaultRole = modal.querySelector('input[name="inv-role"][value="member"]');
    if (defaultRole) defaultRole.checked = true;
  };

  document.getElementById('team-invite-btn').addEventListener('click', openModal);
  document.getElementById('team-modal-close').addEventListener('click', closeModal);
  document.getElementById('team-modal-cancel').addEventListener('click', closeModal);
  modal.addEventListener('click', e => { if (e.target === modal) closeModal(); });

  const submitBtn = document.getElementById('team-modal-submit');
  submitBtn.addEventListener('click', async () => {
    const payload = {
      firstName: document.getElementById('inv-firstName').value.trim(),
      lastName:  document.getElementById('inv-lastName').value.trim(),
      email:     document.getElementById('inv-email').value.trim(),
      role:      modal.querySelector('input[name="inv-role"]:checked')?.value ?? 'member',
    };

    submitBtn.disabled = true;
    try {
      const res  = await fetch('/api/team/invite', {
        method:  'POST',
        headers: { 'Content-Type': 'application/json' },
        body:    JSON.stringify(payload),
      });
      const data = await res.json();

      if (!res.ok) {
        errorsBox.hidden = false;
        const errors = data.errors ?? [data.error];
        errorsBox.innerHTML = '<ul>' + errors.map(e => `<li>${esc(e)}</li>`).join('') + '</ul>';
        return;
      }

      closeModal();
      window.location.reload();
    } catch {
      errorsBox.hidden = false;
      errorsBox.innerHTML = `<ul><li>${esc(t('errorSave'))}</li></ul>`;
    } finally {
      submitBtn.disabled = false;
    }
  });

  // ── Listen-Delegation: aktive User + Einladungen ──────────────────────────

  const list = document.getElementById('team-list');
  if (list) {
    list.addEventListener('click', e => {
      const actionEl = e.target.closest('[data-action]');
      if (!actionEl) return;

      const row = e.target.closest('.crud-row');
      if (!row) return;

      switch (actionEl.dataset.action) {
        case 'edit':          openEdit(row);         break;
        case 'save':          saveEdit(row);         break;
        case 'cancel':        closeEdit(row);        break;
        case 'delete':        deleteMember(row);     break;
        case 'delete-invite': deleteInvite(actionEl.dataset.id, row); break;
      }
    });
  }

  // ── Listen-Delegation: archivierte User ───────────────────────────────────

  const archivedList = document.getElementById('team-list-archived');
  if (archivedList) {
    archivedList.addEventListener('click', e => {
      const actionEl = e.target.closest('[data-action]');
      if (!actionEl) return;
      const row = e.target.closest('.crud-row');
      if (!row) return;

      if (actionEl.dataset.action === 'unarchive') {
        unarchiveMember(row);
      }
    });
  }

  // ── Inline Edit ───────────────────────────────────────────────────────────

  function openEdit(row) {
    row.querySelector('.crud-row__display').hidden = true;
    row.querySelector('.crud-row__edit').hidden    = false;
    row.querySelector('.edit-first-name')?.focus();
  }

  function closeEdit(row) {
    row.querySelector('.crud-row__display').hidden = false;
    row.querySelector('.crud-row__edit').hidden    = true;

    row.querySelector('.edit-first-name').value = row.dataset.firstName ?? '';
    row.querySelector('.edit-last-name').value  = row.dataset.lastName  ?? '';
    row.querySelector('.edit-email').value       = row.dataset.email     ?? '';
    row.querySelector('.edit-note').value        = row.dataset.note      ?? '';

    const currentRole = row.dataset.role;
    row.querySelectorAll('.edit-role').forEach(radio => {
      radio.checked = radio.value === currentRole;
    });
  }

  async function saveEdit(row) {
    const saveBtn = row.querySelector('[data-action="save"]');
    if (saveBtn?.disabled) return;

    const id        = row.dataset.id;
    const firstName = row.querySelector('.edit-first-name').value.trim();
    const lastName  = row.querySelector('.edit-last-name').value.trim();
    const email     = row.querySelector('.edit-email').value.trim();
    const note      = row.querySelector('.edit-note').value || null;
    const role      = row.querySelector('.edit-role:checked')?.value ?? row.dataset.role;

    if (saveBtn) saveBtn.disabled = true;
    try {
      const res = await fetch(`/api/team/${id}`, {
        method:  'PATCH',
        headers: { 'Content-Type': 'application/json' },
        body:    JSON.stringify({ firstName, lastName, email, note, role }),
      });

      if (!res.ok) {
        const data = await res.json();
        alert((data.errors ?? [data.error]).join('\n'));
        return;
      }

      const data = await res.json();
      updateDisplay(row, data);
      closeEdit(row);
    } catch {
      alert(t('errorSave'));
    } finally {
      if (saveBtn) saveBtn.disabled = false;
    }
  }

  function updateDisplay(row, data) {
    row.querySelector('.crud-row__name').textContent = data.fullName;
    row.querySelector('.crud-row__meta').textContent = `(${data.roleLabel})`;

    row.dataset.firstName = data.firstName;
    row.dataset.lastName  = data.lastName;
    row.dataset.email     = data.email;
    row.dataset.note      = data.note ?? '';
    row.dataset.role      = data.role;

    row.querySelector('.edit-first-name').value = data.firstName;
    row.querySelector('.edit-last-name').value  = data.lastName;
    row.querySelector('.edit-email').value       = data.email;
    row.querySelector('.edit-note').value        = data.note ?? '';
    row.querySelectorAll('.edit-role').forEach(radio => {
      radio.checked = radio.value === data.role;
    });
  }

  // ── Delete ────────────────────────────────────────────────────────────────

  async function deleteMember(row) {
    if (!confirm(t('confirmDelete'))) return;

    try {
      const res = await fetch(`/api/team/${row.dataset.id}`, { method: 'DELETE' });

      if (res.status === 409) {
        if (confirm(t('confirmArchive'))) {
          await archiveMember(row);
        }
        return;
      }

      if (!res.ok) {
        const data = await res.json().catch(() => ({}));
        alert(data.error ?? t('errorDelete'));
        return;
      }

      removeWithAnimation(row, 'crud-row--removing');
    } catch {
      alert(t('errorDelete'));
    }
  }

  async function deleteInvite(id, row) {
    if (!confirm(t('confirmRevokeInvite'))) return;

    try {
      const res = await fetch(`/api/team/invite/${id}`, { method: 'DELETE' });
      if (!res.ok) {
        const data = await res.json().catch(() => ({}));
        alert(data.error ?? t('errorGeneric'));
        return;
      }

      removeWithAnimation(row, 'crud-row--removing');
    } catch {
      alert(t('errorGeneric'));
    }
  }

  // ── Archive / Unarchive ───────────────────────────────────────────────────

  async function archiveMember(row) {
    try {
      const res = await fetch(`/api/team/${row.dataset.id}/archive`, { method: 'PATCH' });
      if (!res.ok) { alert(t('errorArchive')); return; }

      removeWithAnimation(row, 'crud-row--removing');
      setTimeout(() => window.location.reload(), ANIMATION_MS);
    } catch {
      alert(t('errorArchive'));
    }
  }

  async function unarchiveMember(row) {
    try {
      const res = await fetch(`/api/team/${row.dataset.id}/unarchive`, { method: 'PATCH' });
      if (!res.ok) { alert(t('errorRestore')); return; }

      removeWithAnimation(row, 'crud-row--removing');
      setTimeout(() => window.location.reload(), ANIMATION_MS);
    } catch {
      alert(t('errorRestore'));
    }
  }
});