Add implementations for local storage

.gitignore

@@ -15,3 +15,4 @@ bower_components
 .php_cs.cache
 storage/debugbar/
 public/build/
+storage/

app/Http/Controllers/DocumentsController.php

@@ -68,7 +68,7 @@ public function upload(Request $request, $external_id)
             session()->flash('flash_message_warning', __('You do not have permission to upload a document'));
             return redirect()->route('tasks.show', $external_id);
         }
-        $client = Client::whereExternalId($external_id)->first();
+        $client = Client::whereExternalId($external_id);
 
         $file = $request->file('file');
         $filename = str_random(8) . '_' . $file->getClientOriginalName();

app/Services/Storage/Local.php

@@ -1,33 +1,38 @@
 <?php
 namespace App\Services\Storage;
 
+use App\Models\Document;
 use App\Repositories\FilesystemIntegration\FilesystemIntegration;
+use Illuminate\Support\Facades\Storage;
 
 class Local implements FilesystemIntegration
 {
     public function isEnabled()
     {
-        return false;
+        return true;
     }
 
     public function upload($client_folder, $filename, $file): array
     {
-        return [];
+        Storage::disk('local')->put($client_folder, $file);
+
+        return ['file_path' => $client_folder . '/' . $file->hashName()];
     }
 
     public function delete($full_path): bool
     {
-        return true;
+        return Storage::disk('local')->delete($full_path);
     }
 
     public function view($file)
     {
-        // TODO: Implement view() method.
+        return $this->download($file);
     }
 
     public function download($file)
     {
-        // TODO: Implement download() method.
+        $fileData =  Storage::disk('local')->get($file->path);
+        return $fileData;
     }
 
     public function revokeAccess()