import type { MastodonAccount } from './account';
import type { MastodonObject } from './base';
import { reorderAndFilterPleromaReplies } from './pleroma_fixes';

import { fetchAPI, MastodonAPIError, type InstanceInfo } from './util';

export interface MastodonMediaAttachment {
  type: string;
  url: string;
  description: string;
  preview_url: string;
}

export interface MastodonStatus extends MastodonObject {
  account: MastodonAccount;
  content: string;
  spoiler_text: string;
  url: string;
  in_reply_to_id: string | null;
  media_attachments: MastodonMediaAttachment[];
  tags: {
    name: string;
    url: string;
  }[];
  mentions: {
    acct: string;
    id: string;
    username: string;
    url: string;
  }[];
}

export interface MastodonStatusContext {
  ancestors: MastodonStatus[];
  descendants: MastodonStatus[];
}

export function linkStatus(status: MastodonStatus) {
  return '/post/' + status.id;
}

export async function fetchStatus(instance: InstanceInfo, id: string): Promise<MastodonStatus> {
  return await fetchAPI(instance, '/api/v1/statuses/' + id)
    .then((r) => r.json())
    .then((b) => b as MastodonStatus);
}

export async function fetchStatusContext(
  instance: InstanceInfo,
  status: MastodonStatus
): Promise<MastodonStatusContext> {
  const context = await fetchAPI(instance, `/api/v1/statuses/${status.id}/context`)
    .then((r) => r.json())
    .then((r) => r as MastodonStatusContext);

  if ('pleroma' in status) {
    return reorderAndFilterPleromaReplies(status, context);
  }

  return context;
}