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noway.gabb.fr
1export function getCookie(name: string): string | null {
2 if (typeof document === 'undefined') {
3 return null;
4 }
5
6 const prefix = `${name}=`;
7 const cookie = document.cookie
8 .split(';')
9 .map((value) => value.trimStart())
10 .filter((value) => value.startsWith(prefix))[0];
11
12 if (!cookie) {
13 return null;
14 }
15
16 return cookie.substr(prefix.length);
17}
18
19export function setCookie(
20 name: string,
21 value: string,
22 domain: string,
23 expires = 0,
24 path = '/',
25): void {
26 if (typeof document === 'undefined') {
27 return undefined;
28 }
29
30 // Get any potential existing instances of this particular cookie
31 const existingCookie = getCookie(name);
32 let cookieValue = value;
33
34 if (existingCookie) {
35 // If exisitng cookie name does not include the value we are trying to set,
36 // then add it, otherwise use the existing cookie value
37 cookieValue = !existingCookie.includes(value)
38 ? `${existingCookie}+${value}`
39 : existingCookie;
40 }
41
42 let cookieString = `${name}=${cookieValue}; path=${path}; domain=${domain};`;
43
44 if (expires) {
45 const date = new Date();
46 date.setTime(date.getTime() + expires * 24 * 60 * 60 * 1000);
47
48 cookieString += ` expires=${date.toUTCString()};`;
49 }
50
51 document.cookie = cookieString;
52
53 // Returning undefined because of ESLint's "consistent-return" rule
54 return undefined;
55}
56
57export function clearCookie(name: string, domain: string, path = '/'): void {
58 if (typeof document === 'undefined') {
59 return undefined;
60 }
61
62 // Get any potential existing instances of this particular cookie
63 const existingCookie = getCookie(name);
64
65 if (existingCookie) {
66 // Set the cookie's expiration date to a past date
67 setCookie(name, '', domain, -1, path);
68 }
69
70 return undefined;
71}