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feat(useCookie): support default value (#2147)

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Anthony Fu 2021-11-29 18:40:12 +08:00 committed by GitHub
parent f3082ca601
commit 010febd1b3
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1 changed files with 6 additions and 4 deletions
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10
packages/nuxt3/src/app/composables/cookie.ts
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@ -7,9 +7,11 @@ import destr from 'destr'
import { useNuxtApp } from '#app' import { useNuxtApp } from '#app'
type _CookieOptions = Omit<CookieSerializeOptions & CookieParseOptions, 'decode' | 'encode'> type _CookieOptions = Omit<CookieSerializeOptions & CookieParseOptions, 'decode' | 'encode'>
export interface CookieOptions<T=any> extends _CookieOptions { export interface CookieOptions<T=any> extends _CookieOptions {
decode?(value: string): T decode?(value: string): T
encode?(value: T): string; encode?(value: T): string;
default?: () => T
} }
export interface CookieRef<T> extends Ref<T> {} export interface CookieRef<T> extends Ref<T> {}
@ -23,10 +25,10 @@ export function useCookie <T=string> (name: string, _opts?: CookieOptions<T>): C
const opts = { ...CookieDefaults, ..._opts } const opts = { ...CookieDefaults, ..._opts }
const cookies = readRawCookies(opts) const cookies = readRawCookies(opts)
const cookie = ref(cookies[name]) const cookie = ref(cookies[name] ?? _opts.default?.())
if (process.client) { if (process.client) {
watch(cookie, () => { writeClientCookie(name, cookie.value, opts) }) watch(cookie, () => { writeClientCookie(name, cookie.value, opts as CookieSerializeOptions) })
} else if (process.server) { } else if (process.server) {
const initialValue = cookie.value const initialValue = cookie.value
const nuxtApp = useNuxtApp() const nuxtApp = useNuxtApp()
@ -38,7 +40,7 @@ export function useCookie <T=string> (name: string, _opts?: CookieOptions<T>): C
}) })
} }
return cookie return cookie as CookieRef<T>
} }
// @ts-ignore // @ts-ignore
@ -70,7 +72,7 @@ function writeClientCookie (name: string, value: any, opts: CookieSerializeOptio
function writeServerCookie (res: ServerResponse, name: string, value: any, opts: CookieSerializeOptions = {}) { function writeServerCookie (res: ServerResponse, name: string, value: any, opts: CookieSerializeOptions = {}) {
if (res) { if (res) {
// TODO: Try to smart join with exisiting Set-Cookie headers // TODO: Try to smart join with existing Set-Cookie headers
appendHeader(res, 'Set-Cookie', serializeCookie(name, value, opts)) appendHeader(res, 'Set-Cookie', serializeCookie(name, value, opts))
} }
} }