From 3d219750966217d5478baab46bfb93f5396cc728 Mon Sep 17 00:00:00 2001
From: dhanabalan <dhana@example.com>
Date: Fri, 26 Sep 2025 10:43:52 +0530
Subject: [PATCH] Validate plant code in readFiles method and update response
 structure

---
 app/Http/Controllers/SapFileController.php | 45 +++++++++++++---------
 1 file changed, 27 insertions(+), 18 deletions(-)

diff --git a/app/Http/Controllers/SapFileController.php b/app/Http/Controllers/SapFileController.php
index 4fdc481..77b8a65 100644
--- a/app/Http/Controllers/SapFileController.php
+++ b/app/Http/Controllers/SapFileController.php
@@ -3,6 +3,7 @@
 namespace App\Http\Controllers;
 
 use Illuminate\Http\Request;
+use Str;
 
 class SapFileController extends Controller
 {
@@ -42,7 +43,24 @@ class SapFileController extends Controller
             ], 403);
         }
 
-        $path = "/LaserPRD";
+        $plantCode = $request->header('plant-code');
+
+         if ($plantCode == null || $plantCode == '')
+        {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Plant code can't be empty!"
+            ], 400);
+        }
+        else if (Str::length($plantCode) < 4 || !is_numeric($plantCode) || !preg_match('/^[1-9]\d{3,}$/', $plantCode))
+        {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Invalid plant code found!"
+            ], 400);
+        }
+
+        $path = "/LaserPRD/{$plantCode}";
 
         $isDir = is_dir($path);
         $isReadable = is_readable($path);
@@ -69,17 +87,10 @@ class SapFileController extends Controller
         ], 500);
     }
 
-    // Filter only .txt files
-    // $files = array_filter($allFiles, function($file) use ($path) {
-    //     return $file !== '.' && $file !== '..' && is_file($path . $file)
-    //         && pathinfo($file, PATHINFO_EXTENSION) === 'txt';
-    // });
-
-     $files = array_filter($allFiles, function($item) use ($path) {
-        $fullPath = $path . '/' . $item;
-        return @is_file($fullPath) && pathinfo($item, PATHINFO_EXTENSION) === 'txt';
-    });
-
+        $files = array_filter($allFiles, function($item) use ($path) {
+            $fullPath = $path . '/' . $item;
+            return @is_file($fullPath) && pathinfo($item, PATHINFO_EXTENSION) === 'txt';
+        });
 
         if (empty($files)) {
             return response()->json([
@@ -91,13 +102,11 @@ class SapFileController extends Controller
             ], 404);
         }
 
+        $data = [];
+        foreach ($files as $file)
+        {
+            $filePath = $path . '/' . $file;
 
-         $data = [];
-        foreach ($files as $file) {
-           $filePath = $path . '/' . $file; // ✅ Correct
-
-
-            // Read file content safely
             $content = file_get_contents($filePath);
 
             $data[] = [