1const BASE = '/api';
  2
  3export interface User {
  4	id: number;
  5	username: string;
  6	is_admin: boolean;
  7	created_at: string;
  8	updated_at: string;
  9}
 10
 11export interface Image {
 12	id: number;
 13	filename: string;
 14	storage_path: string;
 15	thumbnail_path: string | null;
 16	uploaded_by: number;
 17	uploader_username: string;
 18	avatar_url: string;
 19	file_size: number;
 20	width: number;
 21	height: number;
 22	mime_type: string;
 23	created_at: string;
 24	updated_at: string;
 25	tags: string[];
 26}
 27
 28export interface ImageList {
 29	images: Image[];
 30	total: number;
 31}
 32
 33export interface Tag {
 34	tag: string;
 35	usage_count: number;
 36}
 37
 38export interface TagDetail {
 39	tag: string;
 40	usage_count: number;
 41}
 42
 43export interface ImageDetail extends Image {
 44	tags_detail: TagDetail[];
 45}
 46
 47export interface CurrentUser {
 48	id: number;
 49	username: string;
 50	is_admin: boolean;
 51	avatar_url: string;
 52	created_at: string;
 53	updated_at: string;
 54}
 55
 56export interface ApiError {
 57	error: string;
 58}
 59
 60async function request<T>(path: string, opts: RequestInit = {}): Promise<T> {
 61	const res = await fetch(BASE + path, {
 62		credentials: 'include',
 63		headers: opts.body instanceof FormData ? {} : { 'Content-Type': 'application/json' },
 64		...opts,
 65	});
 66	if (!res.ok) {
 67		const body = await res.json().catch(() => ({ error: res.statusText }));
 68		throw new Error((body as ApiError).error || `HTTP ${res.status}`);
 69	}
 70	return res.json();
 71}
 72
 73export async function login(username: string, password: string): Promise<User> {
 74	return request<User>('/auth/login', {
 75		method: 'POST',
 76		body: JSON.stringify({ username, password }),
 77	});
 78}
 79
 80export async function register(username: string, password: string): Promise<User> {
 81	return request<User>('/auth/register', {
 82		method: 'POST',
 83		body: JSON.stringify({ username, password }),
 84	});
 85}
 86
 87export async function logout(): Promise<void> {
 88	await request('/auth/logout', { method: 'POST' });
 89}
 90
 91export async function listImages(tags: string[] = [], page = 1, perPage = 50): Promise<ImageList> {
 92	const params = new URLSearchParams();
 93	params.set('page', String(page));
 94	params.set('per_page', String(perPage));
 95	for (const t of tags) {
 96		params.append('tags', t);
 97	}
 98	return request<ImageList>(`/images?${params}`);
 99}
100
101export async function getImage(id: number): Promise<ImageDetail> {
102	return request<ImageDetail>(`/images/${id}`);
103}
104
105export function imageDownloadUrl(id: number): string {
106	return `${BASE}/images/${id}/download`;
107}
108
109export function thumbnailUrl(id: number): string {
110	return `${BASE}/images/${id}/thumbnail`;
111}
112
113export async function uploadImage(file: File, tags: string[]): Promise<Image> {
114	const fd = new FormData();
115	fd.append('file', file);
116	for (const t of tags) {
117		fd.append('tags', t);
118	}
119	return request<Image>('/upload', { method: 'POST', body: fd });
120}
121
122export async function suggestTags(query: string): Promise<Tag[]> {
123	return request<Tag[]>(`/tags/suggest?q=${encodeURIComponent(query)}`);
124}
125
126export async function uploadAvatar(file: File): Promise<{ avatar_url: string }> {
127	const fd = new FormData();
128	fd.append('avatar', file);
129	return request<{ avatar_url: string }>('/users/me/avatar', { method: 'POST', body: fd });
130}
131
132export async function getMe(): Promise<CurrentUser> {
133	return request<CurrentUser>('/users/me');
134}