import { request } from './client.js';

export function normalizeTicketListResponse(data, fallbackPageSize = 20) {
  const payload = Array.isArray(data) ? { tickets: data } : (data && typeof data === 'object' ? data : {});
  const tickets = Array.isArray(payload.tickets)
    ? payload.tickets
    : (Array.isArray(payload.list) ? payload.list : (Array.isArray(payload.items) ? payload.items : []));
  const pageSizeValue = Number(payload.pageSize ?? payload.page_size);
  const pageSize = Number.isInteger(pageSizeValue) && pageSizeValue > 0 ? pageSizeValue : fallbackPageSize;
  const totalValue = Number(payload.total ?? payload.count);
  const total = Number.isFinite(totalValue) && totalValue >= 0 ? totalValue : tickets.length;
  const totalPagesValue = Number(payload.totalPages ?? payload.total_pages ?? payload.pages);
  const totalPages = Number.isInteger(totalPagesValue) && totalPagesValue > 0
    ? totalPagesValue
    : Math.max(1, Math.ceil(total / pageSize));
  return { tickets, total, totalPages };
}

export function listTickets(params = {}) {
  const query = new URLSearchParams();
  if (params.page) query.set('page', String(params.page));
  if (params.pageSize) query.set('pageSize', String(params.pageSize));
  if (params.status) query.set('status', params.status);
  const qs = query.toString();
  return request('/tickets' + (qs ? '?' + qs : ''));
}

export function createTicket(data) {
  return request('/tickets', { method: 'POST', body: data });
}

export function getTicket(id) {
  return request('/tickets/' + encodeURIComponent(id));
}

export function addMessage(id, content) {
  return request('/tickets/' + encodeURIComponent(id) + '/messages', {
    method: 'POST',
    body: { content },
  });
}

export function closeTicket(id) {
  return request('/tickets/' + encodeURIComponent(id) + '/close', { method: 'POST' });
}

export function reopenTicket(id) {
  return request('/tickets/' + encodeURIComponent(id) + '/reopen', { method: 'POST' });
}