A more intuitive init command

.env.example

@@ -1,7 +1,17 @@
 APP_ENV=production
 APP_DEBUG=true
-APP_KEY=SomeRandomString
-JWT_SECRET=SomeRandom32CharString
+
+DB_CONNECTION=
+DB_HOST=
+DB_DATABASE=
+DB_USERNAME=
+DB_PASSWORD=
+
+# A random 32-char string
+APP_KEY=
+
+# Another random 32-char string
+JWT_SECRET=
 
 # Username and password for the initial admin account
 # This info will be populated into the database during `php artisan db:seed`
@@ -22,11 +32,6 @@ STREAMING_METHOD=php
 LASTFM_API_KEY=
 LASTFM_API_SECRET=
 
-DB_HOST=localhost
-DB_DATABASE=homestead
-DB_USERNAME=homestead
-DB_PASSWORD=secret
-
 CACHE_DRIVER=file
 SESSION_DRIVER=file
 QUEUE_DRIVER=sync

app/Console/Commands/GenerateJWTSecret.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Console\Commands;
+
+use Illuminate\Support\Str;
+use Illuminate\Console\Command;
+
+class GenerateJWTSecret extends Command
+{
+    /**
+     * The console command name.
+     *
+     * @var string
+     */
+    protected $name = 'koel:generate-jwt-secret';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Set the JWTAuth secret key used to sign the tokens';
+
+    /**
+     * Execute the console command.
+     */
+    public function fire()
+    {
+        $key = Str::random(32);
+
+        $path = base_path('.env');
+        $content = file_get_contents($path);
+
+        if (strpos($content, 'JWT_SECRET=') !== false) {
+            file_put_contents($path, str_replace('JWT_SECRET=', "JWT_SECRET=$key", $content));
+        } else {
+            file_put_contents($path, $content.PHP_EOL."JWT_SECRET=$key");
+        }
+    }
+}

app/Console/Commands/Init.php

@@ -2,6 +2,8 @@
 
 namespace App\Console\Commands;
 
+use DB;
+use App\Models\User;
 use Illuminate\Console\Command;
 use Illuminate\Support\Facades\Artisan;
 
@@ -12,14 +14,14 @@ class Init extends Command
      *
      * @var string
      */
-    protected $signature = 'init';
+    protected $signature = 'koel:init';
 
     /**
      * The console command description.
      *
      * @var string
      */
-    protected $description = 'Initialize a new koel project.';
+    protected $description = 'Install or upgrade Koel';
 
     /**
      * Execute the console command.
@@ -28,18 +30,50 @@ class Init extends Command
      */
     public function handle()
     {
-        $this->info('php artisan key:generate');
+        try {
+            DB::connection();
+        } catch (\Exception $e) {
+            $this->error('Unable to connect to database.');
+            $this->error('Please fill valid database credentials into .env and rerun this command.');
 
+            return;
+        }
+        
+        $this->comment('Attempting to install or upgrade Koel.');
+        $this->comment('Remember, you can always install/upgrade manually following the guide here:');
+        $this->info("📙  https://github.com/phanan/koel/wiki\n");
+
+        if (!env('APP_KEY')) {
+            $this->info('Generating app key');
             Artisan::call('key:generate');
+        } else {
+            $this->comment('App key exists -- skipping');
+        }
 
-        $this->info('php artisan migrate --force');
+        if (!env('JWT_SECRET')) {
+            $this->info('Generating JWT secret');
+            Artisan::call('koel:generate-jwt-secret');
+        } else {
+            $this->comment('JWT secret exists -- skipping');
+        }
         
+        $this->info('Migrating database');
         Artisan::call('migrate', ['--force' => true]);
 
-        $this->info('php artisan db:seed --force');
-
+        if (!User::count()) {
+            $this->info('Seeding initial data');
             Artisan::call('db:seed', ['--force' => true]);
+        } else {
+            $this->comment('Data seeded -- skipping');
+        }
 
-        $this->comment("\nProject initialized.");
+        $this->info('Executing npm install, bower install, gulp and whatnot');
+        system('npm install');
+
+        $this->comment("\n🎆  Success! You can now run Koel from localhost with `php artisan serve`.");
+        $this->comment('Again, for more configuration guidance, refer to');
+        $this->info('📙  https://github.com/phanan/koel/wiki.');
+        $this->comment('WIKI ROCKS WIKI RULES.');
+        $this->comment('KTHXBYE.');
     }
 }

app/Console/Kernel.php

@@ -15,6 +15,7 @@ class Kernel extends ConsoleKernel
     protected $commands = [
         \App\Console\Commands\SyncMedia::class,
         \App\Console\Commands\Init::class,
+        \App\Console\Commands\GenerateJWTSecret::class,
     ];
 
     /**

config/jwt.php

@@ -12,7 +12,7 @@ return [
     |
     */
 
-    'secret' => env('JWT_SECRET', 'YTAOH41t3QYSCVYuJfGKzSSJ6l1sBtvG'),
+    'secret' => env('JWT_SECRET'),
 
     /*
     |--------------------------------------------------------------------------