A fast, local-first "redirection engine" for !bang users with a few extra features ^-^
dunkirk.sh
1import { CONSTANTS } from "./main";
2
3const createAudio = (src: string) => {
4 const audio = new Audio();
5 audio.src = src;
6 return audio;
7};
8
9const storage = {
10 get: (key: string) => localStorage.getItem(key),
11 set: (key: string, value: string) => localStorage.setItem(key, value),
12 remove: (key: string) => localStorage.removeItem(key),
13};
14
15const memoizedGetSearchHistory = (() => {
16 let cache: Array<{
17 query: string;
18 bang: string;
19 name: string;
20 timestamp: number;
21 }> | null = null;
22 return () => {
23 if (!cache) {
24 cache = JSON.parse(
25 storage.get(CONSTANTS.LOCAL_STORAGE_KEYS.SEARCH_HISTORY) || "[]",
26 );
27 }
28 return cache;
29 };
30})();
31
32function addToSearchHistory(
33 query: string,
34 bang: { bang: string; name: string; url: string },
35) {
36 const history = memoizedGetSearchHistory();
37 if (!history) return;
38
39 history.unshift({
40 query,
41 bang: bang.bang,
42 name: bang.name,
43 timestamp: Date.now(),
44 });
45 history.splice(CONSTANTS.MAX_HISTORY);
46 storage.set(
47 CONSTANTS.LOCAL_STORAGE_KEYS.SEARCH_HISTORY,
48 JSON.stringify(history),
49 );
50}
51
52function getSearchHistory(): Array<{
53 query: string;
54 bang: string;
55 name: string;
56 timestamp: number;
57}> {
58 try {
59 return JSON.parse(
60 storage.get(CONSTANTS.LOCAL_STORAGE_KEYS.SEARCH_HISTORY) || "[]",
61 );
62 } catch {
63 return [];
64 }
65}
66
67function clearSearchHistory() {
68 storage.set(CONSTANTS.LOCAL_STORAGE_KEYS.SEARCH_HISTORY, "[]");
69}
70
71export {
72 createAudio,
73 storage,
74 memoizedGetSearchHistory,
75 addToSearchHistory,
76 getSearchHistory,
77 clearSearchHistory,
78};