import { buildPublicWorkStagePath } from '../../routing/appPageRoutes';
import type { SelectionStage } from '../platform-entry/platformEntryTypes';

const MINI_PROGRAM_WEB_VIEW_PAGE_PATH = '/pages/web-view/index';
const MINI_PROGRAM_PUBLIC_WORK_DETAIL_PATH = '/works/detail';

export type PublishShareModalPayload = {
  title: string;
  publicWorkCode: string;
  stage: SelectionStage;
  workTypeLabel?: string | null;
  coverImageSrc?: string | null;
  fallbackCoverImageSrc?: string | null;
};

export function buildPublishShareUrl(payload: PublishShareModalPayload) {
  const sharePath = buildPublicWorkStagePath(
    payload.stage,
    payload.publicWorkCode,
  );

  return typeof window === 'undefined'
    ? sharePath
    : new URL(sharePath, window.location.origin).href;
}

export function buildMiniProgramPublishSharePath(
  payload: PublishShareModalPayload,
  basePath = MINI_PROGRAM_WEB_VIEW_PAGE_PATH,
) {
  const [path = MINI_PROGRAM_WEB_VIEW_PAGE_PATH, rawSearch = ''] =
    basePath.split('?');
  const params = new URLSearchParams(rawSearch);
  const publicWorkCode = payload.publicWorkCode.trim();

  if (!params.has('targetPath')) {
    params.set('targetPath', MINI_PROGRAM_PUBLIC_WORK_DETAIL_PATH);
  }
  if (publicWorkCode && !params.has('work')) {
    params.set('work', publicWorkCode);
  }

  const queryString = params.toString();
  return queryString ? `${path}?${queryString}` : path;
}

export function buildPublishShareCopyUrl(
  payload: PublishShareModalPayload,
  options: { miniProgramRuntime?: boolean } = {},
) {
  return options.miniProgramRuntime
    ? buildMiniProgramPublishSharePath(payload)
    : buildPublishShareUrl(payload);
}

export function buildPublishShareText(payload: PublishShareModalPayload) {
  const publicWorkCode = payload.publicWorkCode.trim();
  const title = payload.title.trim() || '我的作品';

  return `邀请你来玩《${title}》\n作品号：${publicWorkCode}\n${buildPublishShareUrl({
    ...payload,
    publicWorkCode,
    title,
  })}`;
}

export function buildPublishShareCardFileName(
  payload: Pick<PublishShareModalPayload, 'title' | 'publicWorkCode'>,
) {
  const title = payload.title.trim() || '我的作品';
  const publicWorkCode = payload.publicWorkCode.trim() || 'share';
  const safeTitle = Array.from(title)
    .filter((char) => !/[\\/:*?"<>|]/u.test(char))
    .join('')
    .replace(/\s+/gu, '-')
    .slice(0, 28)
    .trim();
  return `${safeTitle || '我的作品'}-${publicWorkCode}.png`;
}