路由拦截器代码优化

src/app/services/httpInterceptor.service.ts

@@ -1,86 +1,43 @@
-import { Injectable } from '@angular/core';
-import { HttpInterceptor, HttpEvent, HttpHandler, HttpRequest, HttpResponse } from '@angular/common/http';
-import { Observable } from 'rxjs';
-import { tap } from 'rxjs/operators';
-import { Router } from '@angular/router'
-import { NzMessageService } from 'ng-zorro-antd/message';
-const ignoreToken = ['login', 'logout', 'table'];
-// @Injectable()
+import {
+  HttpInterceptor,
+  HttpEvent,
+  HttpHandler,
+  HttpRequest,
+  HttpResponse,
+} from "@angular/common/http";
+import { Observable } from "rxjs";
+import { tap } from "rxjs/operators";
+// const ignoreToken = ['login', 'logout', 'table'];
 export class HttpInterceptorService implements HttpInterceptor {
-  constructor(private router: Router, private msg: NzMessageService) { }
-  intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
-    // alert(6)
-    // 先补全请求协议
-    let url = req.url;
-    const needToken = ignoreToken.filter(u => url.match(u));
-    // if (url.indexOf('http://') < 0 || url.indexOf('https://') < 0) {
-    //   url = 'http://' + url;
-    // }
+  constructor() {}
+  intercept(
+    req: HttpRequest<any>,
+    next: HttpHandler
+  ): Observable<HttpEvent<any>> {
+    // const url = req.url;
+    // const needToken = ignoreToken.filter(u => url.match(u));
     // 过滤掉不需要token的请求
-    if (!needToken.length) {
-      req = req.clone({
-        url
-      });
-    } else {
-      req = req.clone({
-        url,
-        headers: req.headers.set('token', 'asdqwe')
-      });
-    }
+    // if (!needToken.length) {
+    //   req = req.clone({
+    //     url
+    //   });
+    // } else {
+    //   req = req.clone({
+    //     url,
+    //     headers: req.headers.set('token', 'asdqwe')
+    //   });
+    // }
     return next.handle(req).pipe(
       tap(
-        event => {
+        (event) => {
           if (event instanceof HttpResponse) {
-            let that = this;
-            if (event.body == 520) {
-              // 登录失效
-              // console.log('event登录失效')
-              // that.msg.error('您的登录已失效，请重新登录！', {
-              //   nzDuration: 3000
-              // });
-              setTimeout(() => {
-                that.router.navigateByUrl('login');
-              }, 2000);
-              localStorage.removeItem('user')
-              localStorage.removeItem('menu')
-              localStorage.removeItem('phones')
-              localStorage.removeItem('index')
-              return;
-            }
-            else if (event.status == 500) {
-              // 系统异常
-              console.log('event系统异常')
-              // that.msg.error(event.body.remarks, {
-              //   nzDuration: 2000
-              // });
-              return
-            }
+            console.log(event);
           }
         },
-        error => {
-          // console.log(error)
-          let that = this;
-          if (error.error && error.error.text == 520) {
-            // 登录失效
-            setTimeout(() => {
-              that.router.navigateByUrl('login');
-              localStorage.removeItem('user')
-              localStorage.removeItem('menu')
-              localStorage.removeItem('phones')
-              localStorage.removeItem('index')
-            }, 2000);
-            return
-          }
-          else if (error.status == 500) {
-            // 系统异常
-            console.log('error系统异常，请重试！')
-            // that.msg.error('error系统异常，请重试！', {
-            //   nzDuration: 3000
-            // });
-            return
-          }
-
-        })
+        (error) => {
+          console.log(error);
+        }
+      )
     );
   }
 }