【问题标题】:How to send Time zone Offset in request header in Angular?如何在Angular的请求标头中发送时区偏移量?
【发布时间】:2022-10-25 21:31:34
【问题描述】:

我想在请求标头中发送时区偏移量。但我还没有找到任何方法来做到这一点。

我的代码如下:

import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
import { Observable } from 'rxjs';
import { Injectable } from '@angular/core';
import { SessionProvider } from './session.provider';

@Injectable({ providedIn: 'root' })
export class TokenInterceptor implements HttpInterceptor {

  constructor(private provider: SessionProvider) {}

  intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
    const update = addHeaders(req, this.provider.session);
    const request = req.clone(update);
    return next.handle(request);
  }
}

function addHeaders(req: HttpRequest<any>, session: any): any {
  let headers = req.headers;
  if (session?.stationId) {
    headers = headers.set('wid', session.stationId);
  }
  if (session?.accessToken) {
    headers = headers.set('Authorization', 'Bearer ' + session.accessToken);
  }
  return { headers };
}

我想在 addHeaders 函数中添加时区偏移量。如果有人知道如何做到这一点,请分享您的想法

【问题讨论】:

    标签: javascript angular typescript rxjs


    【解决方案1】:

    可以按如下方式完成:

    function addHeaders(req: HttpRequest<any>, session: any): any {
      let headers = req.headers;
      if (session?.stationId) {
        headers = headers.set('wid', session.stationId);
      }
      if (session?.accessToken) {
        headers = headers.set('Authorization', 'Bearer ' + session.accessToken);
      }
      headers = headers.set('tz-offset', getTimeZoneOffset());
    
      return { headers };
    }
    
    function getTimeZoneOffset(): string {
      return String(new Date().getTimezoneOffset());
    }
    

    【讨论】:

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