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hono/deno_dist/request.ts
Yusuke Wada 85b54920f9
feat(parseBody): allow passing generics to parseBody() (#1289)
* feat(parseBody): allow passing generics to `parseBody()`

* denoify
2023-08-05 18:10:12 +09:00

186 lines
4.4 KiB
TypeScript

import type {
Input,
InputToDataByTarget,
ParamKeys,
ParamKeyToRecord,
RemoveQuestion,
UndefinedIfHavingQuestion,
ValidationTargets,
} from './types.ts'
import { parseBody } from './utils/body.ts'
import type { BodyData } from './utils/body.ts'
import type { Cookie } from './utils/cookie.ts'
import { parse } from './utils/cookie.ts'
import type { UnionToIntersection } from './utils/types.ts'
import { getQueryParam, getQueryParams, decodeURIComponent_ } from './utils/url.ts'
export class HonoRequest<P extends string = '/', I extends Input['out'] = {}> {
raw: Request
private paramData: Record<string, string> | undefined
private vData: { [K in keyof ValidationTargets]?: {} } // Short name of validatedData
path: string
constructor(
request: Request,
path: string = '/',
paramData?: Record<string, string> | undefined
) {
this.raw = request
this.path = path
this.paramData = paramData
this.vData = {}
}
param(key: RemoveQuestion<ParamKeys<P>>): UndefinedIfHavingQuestion<ParamKeys<P>>
param(): UnionToIntersection<ParamKeyToRecord<ParamKeys<P>>>
param(key?: string): unknown {
if (this.paramData) {
if (key) {
const param = this.paramData[key]
return param ? (/\%/.test(param) ? decodeURIComponent_(param) : param) : undefined
} else {
const decoded: Record<string, string> = {}
for (const [key, value] of Object.entries(this.paramData)) {
if (value && typeof value === 'string') {
decoded[key] = /\%/.test(value) ? decodeURIComponent_(value) : value
}
}
return decoded
}
}
return null
}
query(key: string): string | undefined
query(): Record<string, string>
query(key?: string) {
return getQueryParam(this.url, key)
}
queries(key: string): string[] | undefined
queries(): Record<string, string[]>
queries(key?: string) {
return getQueryParams(this.url, key)
}
header(name: string): string | undefined
header(): Record<string, string>
header(name?: string) {
if (name) return this.raw.headers.get(name.toLowerCase()) ?? undefined
const headerData: Record<string, string | undefined> = {}
this.raw.headers.forEach((value, key) => {
headerData[key] = value
})
return headerData
}
/** @deprecated
* Use Cookie Middleware instead of `c.req.cookie()`. The `c.req.cookie()` will be removed in v4.
*
* @example
*
* import { getCookie } from 'hono/cookie'
* // ...
* app.get('/', (c) => c.text(getCookie(c, 'cookie-name')))
*/
cookie(key: string): string | undefined
/** @deprecated
* Use Cookie Middleware instead of `c.req.cookie()`. The `c.req.cookie()` will be removed in v4.
*
* @example
*
* import { getCookie } from 'hono/cookie'
* // ...
* app.get('/', (c) => c.json(getCookie(c)))
*/
cookie(): Cookie
cookie(key?: string) {
const cookie = this.raw.headers.get('Cookie')
if (!cookie) return
const obj = parse(cookie)
if (key) {
const value = obj[key]
return value
} else {
return obj
}
}
async parseBody<T extends BodyData = BodyData>(): Promise<T> {
return await parseBody(this.raw)
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
json<T = any>(): Promise<T> {
return this.raw.json()
}
text() {
return this.raw.text()
}
arrayBuffer() {
return this.raw.arrayBuffer()
}
blob() {
return this.raw.blob()
}
formData() {
return this.raw.formData()
}
addValidatedData(target: keyof ValidationTargets, data: {}) {
this.vData[target] = data
}
valid<
T extends keyof ValidationTargets = I extends Record<infer R, unknown>
? R extends keyof ValidationTargets
? R
: never
: never
>(target: T): InputToDataByTarget<I, T>
valid(): never
valid(target?: keyof ValidationTargets) {
if (target) {
return this.vData[target] as unknown
}
}
get url() {
return this.raw.url
}
get method() {
return this.raw.method
}
get headers() {
return this.raw.headers
}
get body() {
return this.raw.body
}
get bodyUsed() {
return this.raw.bodyUsed
}
get integrity() {
return this.raw.integrity
}
get keepalive() {
return this.raw.keepalive
}
get referrer() {
return this.raw.referrer
}
get signal() {
return this.raw.signal
}
}