[5.x] Introduce pre-package uninstall listener (#1641)

* wip

* unneeded

* test

* register command

* telescope stuff

* UninstallAction

* remove debugging

* Update TelescopeServiceProvider.php

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

Author: cosmastech

src/Actions/UninstallAction.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace Laravel\Telescope\Actions;
+
+use Illuminate\Support\ServiceProvider;
+
+class UninstallAction
+{
+    public function handle(): void
+    {
+        if (method_exists(ServiceProvider::class, 'removeProviderFromBootstrapFile') &&
+            ServiceProvider::removeProviderFromBootstrapFile('TelescopeServiceProvider')) {
+            return;
+        }
+    }
+}

src/TelescopeServiceProvider.php

@@ -4,6 +4,7 @@
 
 use Illuminate\Support\Facades\Route;
 use Illuminate\Support\ServiceProvider;
+use Laravel\Telescope\Actions\UninstallAction;
 use Laravel\Telescope\Contracts\ClearableRepository;
 use Laravel\Telescope\Contracts\EntriesRepository;
 use Laravel\Telescope\Contracts\PrunableRepository;
@@ -20,6 +21,7 @@ public function boot()
     {
         $this->registerCommands();
         $this->registerPublishing();
+        $this->registerPrePackageUninstallListener();
 
         if (! config('telescope.enabled')) {
             return;
@@ -161,4 +163,14 @@ protected function registerDatabaseDriver()
             ->needs('$chunkSize')
             ->give(config('telescope.storage.database.chunk'));
     }
+
+    /**
+     * Register a pre-package uninstallation listener.
+     */
+    protected function registerPrePackageUninstallListener(): void
+    {
+        $this->app['events']->listen('composer_package.laravel/telescope:pre_uninstall', function () {
+            $this->app->make(UninstallAction::class)->handle();
+        });
+    }
 }