Added artisan command to list users

app/Console/Commands/ListUsers.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\User;
+use Illuminate\Console\Command;
+use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
+
+class ListUsers extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'anonaddy:list-users
+                            {--columns=* : The columns to return}
+                            {--username= : The Username of the user}
+                            {--json : Output as JSON}
+                            {--sort= : The column to sort by}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Display the list of current users';
+
+    /**
+     * The table headers for the command.
+     *
+     * @var array
+     */
+    protected $headers = ['ID', 'Username', 'Bandwidth', 'Created_At', 'Updated_At'];
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return void
+     */
+    public function handle()
+    {
+        $users = $this->getUsers();
+
+        if (empty($users)) {
+            return $this->error("Your application doesn't have any matching users.");
+        }
+
+        $this->displayUsers($users);
+    }
+
+    /**
+     * Compile the users into a displayable format.
+     *
+     * @return array
+     */
+    protected function getUsers()
+    {
+        if ($columns = $this->option('columns')) {
+            $users = User::select($columns);
+        } else {
+            $users = User::select($this->getColumns());
+        }
+
+        if ($username = $this->option('username')) {
+            $users->where('username', $username);
+        }
+
+        if ($sort = $this->option('sort')) {
+            $users->orderBy($sort);
+        }
+
+        return $users->get()->toArray();
+    }
+
+    /**
+     * Display the user information on the console.
+     *
+     * @param  array  $users
+     * @return void
+     */
+    protected function displayUsers(array $users)
+    {
+        if ($this->option('json')) {
+            $this->line(json_encode(array_values($users)));
+
+            return;
+        }
+
+        $this->table($this->getHeaders(), $users);
+    }
+
+    /**
+     * Get the table headers for the visible columns.
+     *
+     * @return array
+     */
+    protected function getHeaders()
+    {
+        return Arr::only($this->headers, array_keys($this->getColumns()));
+    }
+
+    /**
+     * Get the column names to show (lowercase table headers).
+     *
+     * @return array
+     */
+    protected function getColumns()
+    {
+        $availableColumns = array_map('strtolower', $this->headers);
+
+        if ($columns = $this->option('columns')) {
+            return array_intersect($availableColumns, $this->parseColumns($columns));
+        }
+
+        return $availableColumns;
+    }
+
+    /**
+     * Parse the column list.
+     *
+     * @param  array  $columns
+     * @return array
+     */
+    protected function parseColumns(array $columns)
+    {
+        $results = [];
+
+        foreach ($columns as $i => $column) {
+            if (Str::contains($column, ',')) {
+                $results = array_merge($results, explode(',', $column));
+            } else {
+                $results[] = $column;
+            }
+        }
+
+        return array_map('strtolower', $results);
+    }
+}