bug-guards-v17's Introduction

BugGuardsV17

When F5 or CTRL + R (Or in reload page in route /home) navigate for authComponent

This project was generated with Angular CLI version 17.0.9.

CLI

Angular CLI: 17.2.0
Node: 20.10.0
Package Manager: pnpm 8.13.1
OS: linux x64

Angular: 17.2.1
... animations, common, compiler, compiler-cli, core, forms
... platform-browser, platform-browser-dynamic, platform-server
... router

Package                         Version
---------------------------------------------------------
@angular-devkit/architect       0.1700.9
@angular-devkit/build-angular   17.2.0
@angular-devkit/core            17.0.9
@angular-devkit/schematics      17.0.9
@angular/cli                    17.2.0
@angular/ssr                    17.2.0
@schematics/angular             17.0.9
rxjs                            7.8.1
typescript                      5.2.2
zone.js                         0.14.4

Bug Description

Components

The components that make up the bug reproduction are similar to those in the development project. The minimalistic reproduction has the following components: AppComponent, HomeComponent, NavbarComponent, AuthComponent.

if token is valid and Router.navigate(['/auth']) is present in guard, occurs navigation for auth until the observable is resolved. After new navigate to homeComponent.

Objective

---
title: Auth Strategy
---
stateDiagram-v2
    Home --> Guard
    Guard --> Token
    Token --> exists

    exists --> yes
    exists --> no
    yes --> Home
    no --> Auth


    Guard --> Home

Running

stateDiagram-v2
    Home --> Guard
    Guard --> AuthComponent: If Router.navigate includes in guard,\n redirect to AuthComponent


    AuthComponent --> Token
    Token --> yes
    Token --> no


    yes --> Home: If token is valid,\n redirect a HomeComponent.\n\n Press F5 or CTRL + R for view bug
    no --> AuthComponent

    AuthComponent --> Guard

    Home --> Bug: Render UI Broken

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