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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 { getQueryStringFromURL, getQueryParam, getQueryParams } from './utils/url.ts'
export class HonoRequest<P extends string = '/', I extends Input = {}> {  raw: Request
  private paramData: Record<string, string> | undefined  private validatedData: { [K in keyof ValidationTargets]?: {} }
  constructor(request: Request, paramData?: Record<string, string> | undefined) {    this.raw = request    this.paramData = paramData    this.validatedData = {}  }
  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) {    const queryString = getQueryStringFromURL(this.url)    const result = getQueryParam(queryString, key)    if (result === null) return undefined    return result  }
  queries(key: string): string[] | undefined  queries(): Record<string, string[]>  queries(key?: string) {    const queryString = getQueryStringFromURL(this.url)    const result = getQueryParams(queryString, key)    if (result === null) return undefined    return result  }
  header(name: string): string | undefined  header(): Record<string, string>  header(name?: string) {    const headerData: Record<string, string> = {}    this.raw.headers.forEach((value, key) => {      headerData[key] = value    })    if (!name) {      return headerData    }    return headerData[name.toLowerCase()] || undefined  }
  cookie(key: string): string | undefined  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(): Promise<BodyData> {    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.validatedData[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.validatedData[target] as unknown    }  }
  get url() {    return this.raw.url  }  get method() {    return this.raw.method  }  get headers() {    return this.raw.headers  }  get redirect() {    return this.raw.redirect  }  get body() {    return this.raw.body  }  get bodyUsed() {    return this.raw.bodyUsed  }  get cache() {    return this.raw.cache  }  get credentials() {    return this.raw.credentials  }  get integrity() {    return this.raw.integrity  }  get keepalive() {    return this.raw.keepalive  }  get mode() {    return this.raw.mode  }  get referrer() {    return this.raw.referrer  }  get refererPolicy() {    return this.raw.referrerPolicy  }  get signal() {    return this.raw.signal  }}